Merge branch 'next' of https://git.do.srb2.org/STJr/SRB2 into lua-skinsprites

src/CMakeLists.txt

@@ -13,6 +13,9 @@ set(SRB2_CORE_SOURCES
 	d_netcmd.c
 	d_netfil.c
 	dehacked.c
+	deh_soc.c
+	deh_lua.c
+	deh_tables.c
 	f_finale.c
 	f_wipe.c
 	filesrch.c
@@ -66,6 +69,9 @@ set(SRB2_CORE_HEADERS
 	d_think.h
 	d_ticcmd.h
 	dehacked.h
+	deh_soc.h
+	deh_lua.h
+	deh_tables.h
 	doomdata.h
 	doomdef.h
 	doomstat.h
@@ -130,6 +136,8 @@ set(SRB2_CORE_RENDER_SOURCES
 	r_splats.c
 	r_things.c
 	r_textures.c
+	r_patch.c
+	r_patchrotation.c
 	r_picformats.c
 	r_portal.c
 
@@ -147,6 +155,8 @@ set(SRB2_CORE_RENDER_SOURCES
 	r_state.h
 	r_things.h
 	r_textures.h
+	r_patch.h
+	r_patchrotation.h
 	r_picformats.h
 	r_portal.h
 )
@@ -169,6 +179,7 @@ set(SRB2_CORE_GAME_SOURCES
 	p_telept.c
 	p_tick.c
 	p_user.c
+	taglist.c
 
 	p_local.h
 	p_maputl.h
@@ -180,6 +191,7 @@ set(SRB2_CORE_GAME_SOURCES
 	p_slopes.h
 	p_spec.h
 	p_tick.h
+	taglist.h
 )
 
 if(NOT (CMAKE_CXX_COMPILER_ID MATCHES "Clang"))

src/Makefile

@@ -465,6 +465,9 @@ OBJS:=$(i_main_o) \
 		$(OBJDIR)/d_netfil.o \
 		$(OBJDIR)/d_netcmd.o \
 		$(OBJDIR)/dehacked.o \
+		$(OBJDIR)/deh_soc.o  \
+		$(OBJDIR)/deh_lua.o  \
+		$(OBJDIR)/deh_tables.o \
 		$(OBJDIR)/z_zone.o   \
 		$(OBJDIR)/f_finale.o \
 		$(OBJDIR)/f_wipe.o   \
@@ -519,9 +522,12 @@ OBJS:=$(i_main_o) \
 		$(OBJDIR)/r_splats.o \
 		$(OBJDIR)/r_things.o \
 		$(OBJDIR)/r_textures.o \
+		$(OBJDIR)/r_patch.o \
+		$(OBJDIR)/r_patchrotation.o \
 		$(OBJDIR)/r_picformats.o \
 		$(OBJDIR)/r_portal.o \
 		$(OBJDIR)/screen.o   \
+		$(OBJDIR)/taglist.o  \
 		$(OBJDIR)/v_video.o  \
 		$(OBJDIR)/s_sound.o  \
 		$(OBJDIR)/sounds.o   \
@@ -538,6 +544,15 @@ OBJS:=$(i_main_o) \
 		$(i_sound_o)    \
 		$(OBJS)
 
+
+ifndef ECHO
+ifndef NOECHOFILENAMES
+define echoName =
+	@echo -- $< ...
+endef
+endif
+endif
+
 # List of languages to compile.
 # For reference, this is the command I use to build a srb2.pot file from the source code.
 # (The listed source files are the ones containing translated strings).
@@ -698,6 +713,7 @@ $(OBJDIR)/r_opengl.o: hardware/r_opengl/r_opengl.c hardware/r_opengl/r_opengl.h
  hardware/hw_md2load.h hardware/hw_md3load.h hardware/hw_model.h hardware/u_list.h \
  am_map.h d_event.h d_player.h p_pspr.h m_fixed.h tables.h info.h d_think.h \
  p_mobj.h doomdata.h d_ticcmd.h r_defs.h hardware/hw_dll.h
+	$(echoName)
 	$(CC) $(CFLAGS) $(WFLAGS) -c $< -o $@
 else
 $(OBJDIR)/r_opengl.o: hardware/r_opengl/r_opengl.c hardware/r_opengl/r_opengl.h \
@@ -707,6 +723,7 @@ $(OBJDIR)/r_opengl.o: hardware/r_opengl/r_opengl.c hardware/r_opengl/r_opengl.h
  hardware/hw_md2load.h hardware/hw_md3load.h hardware/hw_model.h hardware/u_list.h \
  am_map.h d_event.h d_player.h p_pspr.h m_fixed.h tables.h info.h d_think.h \
  p_mobj.h doomdata.h d_ticcmd.h r_defs.h hardware/hw_dll.h
+	$(echoName)
 	$(CC) $(CFLAGS) $(WFLAGS) -I/usr/X11R6/include -c $< -o $@
 endif
 endif
@@ -735,43 +752,55 @@ endif
 
 ifdef VALGRIND
 $(OBJDIR)/z_zone.o: z_zone.c
+	$(echoName)
 	$(CC) $(CFLAGS) $(WFLAGS) -DHAVE_VALGRIND $(VALGRIND_CFLAGS) -c $< -o $@
 endif
 
 $(OBJDIR)/comptime.o: comptime.c pre-build
+	$(echoName)
 	$(CC) $(CFLAGS) $(WFLAGS) -c $< -o $@
 
 $(BIN)/%.mo: locale/%.po
 	-$(MKDIR) $(BIN)
+	$(echoName)
 	$(MSGFMT) -f -o $@ $<
 
 $(OBJDIR)/%.o: %.c
+	$(echoName)
 	$(CC) $(CFLAGS) $(WFLAGS) -c $< -o $@
 
 $(OBJDIR)/%.o: $(INTERFACE)/%.c
+	$(echoName)
 	$(CC) $(CFLAGS) $(WFLAGS) -c $< -o $@
 
 ifdef MACOSX
 $(OBJDIR)/%.o: sdl/macosx/%.c
+	$(echoName)
 	$(CC) $(CFLAGS) $(WFLAGS) -c $< -o $@
 endif
 
 $(OBJDIR)/%.o: hardware/%.c
+	$(echoName)
 	$(CC) $(CFLAGS) $(WFLAGS) -c $< -o $@
 
 $(OBJDIR)/%.o: blua/%.c
+	$(echoName)
 	$(CC) $(CFLAGS) $(LUA_CFLAGS) $(WFLAGS) -c $< -o $@
 
 $(OBJDIR)/%.o: %.nas
+	$(echoName)
 	$(NASM) $(NASMOPTS) -o $@ -f $(NASMFORMAT) $<
 
 $(OBJDIR)/vid_copy.o: vid_copy.s asm_defs.inc
+	$(echoName)
 	$(CC) $(OPTS) $(ASFLAGS) -x assembler-with-cpp -c $< -o $@
 
 $(OBJDIR)/%.o: %.s
+	$(echoName)
 	$(CC) $(OPTS) -x assembler-with-cpp -c $< -o $@
 
 $(OBJDIR)/SRB2.res: win32/Srb2win.rc win32/afxres.h win32/resource.h
+	$(echoName)
 	$(WINDRES) -i $< -O rc $(WINDRESFLAGS) --include-dir=win32 -o $@ -O coff
 
 
@@ -785,6 +814,7 @@ $(OBJDIR)/r_opengl.o: hardware/r_opengl/r_opengl.c hardware/r_opengl/r_opengl.h
  hardware/hw_md2load.h hardware/hw_md3load.h hardware/hw_model.h hardware/u_list.h \
  am_map.h d_event.h d_player.h p_pspr.h m_fixed.h tables.h info.h d_think.h \
  p_mobj.h doomdata.h d_ticcmd.h r_defs.h hardware/hw_dll.h
+	$(echoName)
 	$(CC) $(CFLAGS) $(WFLAGS) -D_WINDOWS -mwindows -c $< -o $@
 
 $(OBJDIR)/ogl_win.o: hardware/r_opengl/ogl_win.c hardware/r_opengl/r_opengl.h \
@@ -794,6 +824,7 @@ $(OBJDIR)/ogl_win.o: hardware/r_opengl/ogl_win.c hardware/r_opengl/r_opengl.h \
  hardware/hw_md2load.h hardware/hw_md3load.h hardware/hw_model.h hardware/u_list.h \
  am_map.h d_event.h d_player.h p_pspr.h m_fixed.h tables.h info.h d_think.h \
  p_mobj.h doomdata.h d_ticcmd.h r_defs.h hardware/hw_dll.h
+	$(echoName)
 	$(CC) $(CFLAGS) $(WFLAGS) -D_WINDOWS -mwindows -c $< -o $@
 endif
 
@@ -804,31 +835,37 @@ ifdef SDL
 
 ifdef MINGW
 $(OBJDIR)/win_dbg.o: win32/win_dbg.c
+	$(echoName)
 	$(CC) $(CFLAGS) $(WFLAGS) -c $< -o $@
 endif
 
 ifdef STATICHS
 $(OBJDIR)/s_openal.o: hardware/s_openal/s_openal.c hardware/hw3dsdrv.h \
  hardware/hw_dll.h
+	$(echoName)
 	$(CC) $(CFLAGS) $(WFLAGS) -c $< -o $@
 
 $(OBJDIR)/s_fmod.o: hardware/s_fmod/s_fmod.c hardware/hw3dsdrv.h \
  hardware/hw_dll.h
+	$(echoName)
 	$(CC) $(CFLAGS) $(WFLAGS) -c $< -o $@
 
 ifdef MINGW
 $(OBJDIR)/s_ds3d.o: hardware/s_ds3d/s_ds3d.c hardware/hw3dsdrv.h \
  hardware/hw_dll.h
+	$(echoName)
 	$(CC) $(CFLAGS) $(WFLAGS) -c $< -o $@
 endif
 else
 
 $(OBJDIR)/s_fmod.o: hardware/s_fmod/s_fmod.c hardware/hw3dsdrv.h \
  hardware/hw_dll.h
+	$(echoName)
 	$(CC) $(ARCHOPTS) -Os -o $(OBJDIR)/s_fmod.o -DHW3SOUND -DUNIXCOMMON -shared -nostartfiles -c hardware/s_fmod/s_fmod.c
 
 $(OBJDIR)/s_openal.o: hardware/s_openal/s_openal.c hardware/hw3dsdrv.h \
  hardware/hw_dll.h
+	$(echoName)
 	$(CC) $(ARCHOPTS) -Os -o $(OBJDIR)/s_openal.o -DHW3SOUND -DUNIXCOMMON -shared -nostartfiles -c hardware/s_openal/s_openal.c
 endif
 endif

src/android/i_video.c

@@ -9,6 +9,7 @@
 #include "utils/Log.h"
 
 rendermode_t rendermode = render_soft;
+rendermode_t chosenrendermode = render_none;
 
 boolean highcolor = false;
 
@@ -52,8 +53,15 @@ INT32 VID_SetMode(INT32 modenum)
   return 0;
 }
 
-void VID_CheckRenderer(void) {}
+boolean VID_CheckRenderer(void)
-void VID_CheckGLLoaded(rendermode_t oldrender) {}
+{
+	return false;
+}
+
+void VID_CheckGLLoaded(rendermode_t oldrender)
+{
+	(void)oldrender;
+}
 
 const char *VID_GetModeName(INT32 modenum)
 {

src/blua/liolib.c

@@ -277,6 +277,9 @@ void Got_LuaFile(UINT8 **cp, INT32 playernum)
 	if (!luafiletransfers)
 		I_Error("No Lua file transfer\n");
 
+	lua_settop(gL, 0); // Just in case...
+	lua_pushcfunction(gL, LUA_GetErrorMessage);
+
 	// Retrieve the callback and push it on the stack
 	lua_pushfstring(gL, FMT_FILECALLBACKID, luafiletransfers->id);
 	lua_gettable(gL, LUA_REGISTRYINDEX);
@@ -304,7 +307,8 @@ void Got_LuaFile(UINT8 **cp, INT32 playernum)
 	lua_pushstring(gL, luafiletransfers->filename);
 
 	// Call the callback
-	LUA_Call(gL, 2);
+	LUA_Call(gL, 2, 0, 1);
+	lua_settop(gL, 0);
 
 	if (success)
 	{

src/console.c

@@ -56,7 +56,8 @@ I_mutex con_mutex;
 #endif/*HAVE_THREADS*/
 
 static boolean con_started = false; // console has been initialised
-       boolean con_startup = false; // true at game startup, screen need refreshing
+       boolean con_startup = false; // true at game startup
+       boolean con_refresh = false; // screen needs refreshing
 static boolean con_forcepic = true; // at startup toggle console translucency when first off
        boolean con_recalc;          // set true when screen size has changed
 
@@ -439,7 +440,8 @@ void CON_Init(void)
 		Lock_state();
 
 		con_started = true;
-		con_startup = true; // need explicit screen refresh until we are in Doom loop
+		con_startup = true;
+		con_refresh = true; // needs explicit screen refresh until we are in the main game loop
 		consoletoggle = false;
 
 		Unlock_state();
@@ -457,7 +459,8 @@ void CON_Init(void)
 		Lock_state();
 
 		con_started = true;
-		con_startup = false; // need explicit screen refresh until we are in Doom loop
+		con_startup = false;
+		con_refresh = false; // disable explicit screen refresh
 		consoletoggle = true;
 
 		Unlock_state();
@@ -1438,7 +1441,7 @@ void CONS_Printf(const char *fmt, ...)
 {
 	va_list argptr;
 	static char *txt = NULL;
-	boolean startup;
+	boolean refresh;
 
 	if (txt == NULL)
 		txt = malloc(8192);
@@ -1454,32 +1457,21 @@ void CONS_Printf(const char *fmt, ...)
 	if (con_started)
 		CON_Print(txt);
 
-	CON_LogMessage(txt);	
+	CON_LogMessage(txt);
 
 	Lock_state();
 
 	// make sure new text is visible
 	con_scrollup = 0;
-	startup = con_startup;
+	refresh = con_refresh;
 
 	Unlock_state();
 
 	// if not in display loop, force screen update
-	if (startup && (!setrenderneeded))
+	if (refresh)
 	{
-#ifdef _WINDOWS
+		CON_Drawer(); // here we display the console text
-		patch_t *con_backpic = W_CachePatchName("CONSBACK", PU_PATCH);
-
-		// Jimita: CON_DrawBackpic just called V_DrawScaledPatch
-		V_DrawScaledPatch(0, 0, 0, con_backpic);
-
-		W_UnlockCachedPatch(con_backpic);
-		I_LoadingScreen(txt);				// Win32/OS2 only
-#else
-		// here we display the console text
-		CON_Drawer();
 		I_FinishUpdate(); // page flip or blit buffer
-#endif
 	}
 }
 
@@ -1541,7 +1533,7 @@ void CONS_Debug(INT32 debugflags, const char *fmt, ...)
 //
 void CONS_Error(const char *msg)
 {
-#ifdef RPC_NO_WINDOWS_H
+#if defined(RPC_NO_WINDOWS_H) && defined(_WINDOWS)
 	if (!graphics_started)
 	{
 		MessageBoxA(vid.WndParent, msg, "SRB2 Warning", MB_OK);
@@ -1690,7 +1682,7 @@ static void CON_DrawHudlines(void)
 				;//charwidth = 4 * con_scalefactor;
 			else
 			{
-				//charwidth = SHORT(hu_font['A'-HU_FONTSTART]->width) * con_scalefactor;
+				//charwidth = (hu_font['A'-HU_FONTSTART]->width) * con_scalefactor;
 				V_DrawCharacter(x, y, (INT32)(*p) | charflags | cv_constextsize.value | V_NOSCALESTART, true);
 			}
 		}
@@ -1719,8 +1711,8 @@ static void CON_DrawBackpic(void)
 	if (piclump == LUMPERROR)
 		piclump = W_GetNumForName("MISSING");
 
-	// Cache the Software patch.
+	// Cache the patch.
-	con_backpic = W_CacheSoftwarePatchNum(piclump, PU_PATCH);
+	con_backpic = W_CachePatchNum(piclump, PU_PATCH);
 
 	// Center the backpic, and draw a vertically cropped patch.
 	w = (con_backpic->width * vid.dupx);
@@ -1731,7 +1723,7 @@ static void CON_DrawBackpic(void)
 	// then fill the sides with a solid color.
 	if (x > 0)
 	{
-		column_t *column = (column_t *)((UINT8 *)(con_backpic) + LONG(con_backpic->columnofs[0]));
+		column_t *column = (column_t *)((UINT8 *)(con_backpic->columns) + (con_backpic->columnofs[0]));
 		if (!column->topdelta)
 		{
 			UINT8 *source = (UINT8 *)(column) + 3;
@@ -1743,8 +1735,7 @@ static void CON_DrawBackpic(void)
 		}
 	}
 
-	// Cache the patch normally.
+	// Draw the patch.
-	con_backpic = W_CachePatchNum(piclump, PU_PATCH);
 	V_DrawCroppedPatch(x << FRACBITS, 0, FRACUNIT, V_NOSCALESTART, con_backpic,
 			0, ( BASEVIDHEIGHT - h ), BASEVIDWIDTH, h);
 
@@ -1829,9 +1820,6 @@ void CON_Drawer(void)
 		return;
 	}
 
-	if (needpatchrecache)
-		HU_LoadGraphics();
-
 	if (con_recalc)
 	{
 		CON_RecalcSize();

src/console.h

@@ -25,8 +25,12 @@ extern I_mutex con_mutex;
 // set true when screen size has changed, to adapt console
 extern boolean con_recalc;
 
+// console being displayed at game startup
 extern boolean con_startup;
 
+// needs explicit screen refresh until we are in the main game loop
+extern boolean con_refresh;
+
 // top clip value for view render: do not draw part of view hidden by console
 extern INT32 con_clipviewtop;
 

src/d_clisrv.c

@@ -2501,10 +2501,14 @@ static void CL_RemovePlayer(INT32 playernum, kickreason_t reason)
 		}
 
 		count--;
-		spheres = players[playernum].spheres;
+		sincrement = spheres = players[playernum].spheres;
-		rings = players[playernum].rings;
+		rincrement = rings = players[playernum].rings;
-		sincrement = spheres/count;
+
-		rincrement = rings/count;
+		if (count)
+		{
+			sincrement /= count;
+			rincrement /= count;
+		}
 
 		for (i = 0; i < MAXPLAYERS; i++)
 		{

src/d_main.c

@@ -107,8 +107,6 @@ boolean devparm = false; // started game with -devparm
 boolean singletics = false; // timedemo
 boolean lastdraw = false;
 
-static void D_CheckRendererState(void);
-
 postimg_t postimgtype = postimg_none;
 INT32 postimgparam;
 postimg_t postimgtype2 = postimg_none;
@@ -237,7 +235,6 @@ INT16 wipetypepost = -1;
 
 static void D_Display(void)
 {
-	INT32 setrenderstillneeded = 0;
 	boolean forcerefresh = false;
 	static boolean wipe = false;
 	INT32 wipedefindex = 0;
@@ -260,48 +257,28 @@ static void D_Display(void)
 	//    create plane polygons, if necessary.
 	// 3. Functions related to switching video
 	//    modes (resolution) are called.
-	// 4. Patch data is freed from memory,
+	// 4. The frame is ready to be drawn!
-	//    and recached if necessary.
-	// 5. The frame is ready to be drawn!
 
-	// stop movie if needs to change renderer
+	// Check for change of renderer or screen size (video mode)
-	if (setrenderneeded && (moviemode == MM_APNG))
-		M_StopMovie();
-
-	// check for change of renderer or screen size (video mode)
 	if ((setrenderneeded || setmodeneeded) && !wipe)
-	{
-		if (setrenderneeded)
-		{
-			CONS_Debug(DBG_RENDER, "setrenderneeded set (%d)\n", setrenderneeded);
-			setrenderstillneeded = setrenderneeded;
-		}
 		SCR_SetMode(); // change video mode
-	}
 
-	if (vid.recalc || setrenderstillneeded)
+	// Recalc the screen
-	{
+	if (vid.recalc)
 		SCR_Recalc(); // NOTE! setsizeneeded is set by SCR_Recalc()
-#ifdef HWRENDER
-		// Shoot! The screen texture was flushed!
-		if ((rendermode == render_opengl) && (gamestate == GS_INTERMISSION))
-			usebuffer = false;
-#endif
-	}
 
+	// View morph
 	if (rendermode == render_soft && !splitscreen)
 		R_CheckViewMorph();
 
-	// change the view size if needed
+	// Change the view size if needed
-	if (setsizeneeded || setrenderstillneeded)
+	// Set by changing video mode or renderer
+	if (setsizeneeded)
 	{
 		R_ExecuteSetViewSize();
 		forcerefresh = true; // force background redraw
 	}
 
-	// Lactozilla: Renderer switching
-	D_CheckRendererState();
-
 	// draw buffered stuff to screen
 	// Used only by linux GGI version
 	I_UpdateNoBlit();
@@ -530,7 +507,7 @@ static void D_Display(void)
 		else
 			py = viewwindowy + 4;
 		patch = W_CachePatchName("M_PAUSE", PU_PATCH);
-		V_DrawScaledPatch(viewwindowx + (BASEVIDWIDTH - SHORT(patch->width))/2, py, 0, patch);
+		V_DrawScaledPatch(viewwindowx + (BASEVIDWIDTH - patch->width)/2, py, 0, patch);
 #else
 		INT32 y = ((automapactive) ? (32) : (BASEVIDHEIGHT/2));
 		M_DrawTextBox((BASEVIDWIDTH/2) - (60), y - (16), 13, 2);
@@ -642,26 +619,6 @@ static void D_Display(void)
 		I_FinishUpdate(); // page flip or blit buffer
 		ps_swaptime = I_GetTimeMicros() - ps_swaptime;
 	}
-
-	needpatchflush = false;
-	needpatchrecache = false;
-}
-
-// Check the renderer's state
-// after a possible renderer switch.
-void D_CheckRendererState(void)
-{
-	// flush all patches from memory
-	if (needpatchflush)
-	{
-		Z_FlushCachedPatches();
-		needpatchflush = false;
-	}
-
-	// some patches have been freed,
-	// so cache them again
-	if (needpatchrecache)
-		R_ReloadHUDGraphics();
 }
 
 // =========================================================================
@@ -688,12 +645,15 @@ void D_SRB2Loop(void)
 	oldentertics = I_GetTime();
 
 	// end of loading screen: CONS_Printf() will no more call FinishUpdate()
+	con_refresh = false;
 	con_startup = false;
 
 	// make sure to do a d_display to init mode _before_ load a level
 	SCR_SetMode(); // change video mode
 	SCR_Recalc();
 
+	chosenrendermode = render_none;
+
 	// Check and print which version is executed.
 	// Use this as the border between setup and the main game loop being entered.
 	CONS_Printf(
@@ -1338,24 +1298,6 @@ void D_SRB2Main(void)
 	// set user default mode or mode set at cmdline
 	SCR_CheckDefaultMode();
 
-	// Lactozilla: Does the render mode need to change?
-	if ((setrenderneeded != 0) && (setrenderneeded != rendermode))
-	{
-		CONS_Printf(M_GetText("Switching the renderer...\n"));
-		Z_PreparePatchFlush();
-
-		// set needpatchflush / needpatchrecache true for D_CheckRendererState
-		needpatchflush = true;
-		needpatchrecache = true;
-
-		// Set cv_renderer to the new render mode
-		VID_CheckRenderer();
-		SCR_ChangeRendererCVars(rendermode);
-
-		// check the renderer's state
-		D_CheckRendererState();
-	}
-
 	wipegamestate = gamestate;
 
 	savedata.lives = 0; // flag this as not-used

src/d_netcmd.c

@@ -374,6 +374,7 @@ consvar_t cv_sleep = CVAR_INIT ("cpusleep", "1", CV_SAVE, sleeping_cons_t, NULL)
 static CV_PossibleValue_t perfstats_cons_t[] = {
 	{0, "Off"}, {1, "Rendering"}, {2, "Logic"}, {3, "ThinkFrame"}, {0, NULL}};
 consvar_t cv_perfstats = CVAR_INIT ("perfstats", "Off", 0, perfstats_cons_t, NULL);
+consvar_t cv_freedemocamera = CVAR_INIT("freedemocamera", "Off", CV_SAVE, CV_OnOff, NULL);
 
 char timedemo_name[256];
 boolean timedemo_csv;
@@ -675,10 +676,6 @@ void D_RegisterClientCommands(void)
 	CV_RegisterVar(&cv_gif_dynamicdelay);
 	CV_RegisterVar(&cv_gif_localcolortable);
 
-#ifdef WALLSPLATS
-	CV_RegisterVar(&cv_splats);
-#endif
-
 	// register these so it is saved to config
 	CV_RegisterVar(&cv_playername);
 	CV_RegisterVar(&cv_playercolor);
@@ -880,6 +877,8 @@ void D_RegisterClientCommands(void)
 //	CV_RegisterVar(&cv_grid);
 //	CV_RegisterVar(&cv_snapto);
 
+	CV_RegisterVar(&cv_freedemocamera);
+	
 	// add cheat commands
 	COM_AddCommand("noclip", Command_CheatNoClip_f);
 	COM_AddCommand("god", Command_CheatGod_f);

src/d_netcmd.h

@@ -75,9 +75,6 @@ extern consvar_t cv_teamscramble;
 extern consvar_t cv_scrambleonchange;
 
 extern consvar_t cv_netstat;
-#ifdef WALLSPLATS
-extern consvar_t cv_splats;
-#endif
 
 extern consvar_t cv_countdowntime;
 extern consvar_t cv_runscripts;
@@ -121,6 +118,8 @@ extern boolean timedemo_csv;
 extern char timedemo_csv_id[256];
 extern boolean timedemo_quit;
 
+extern consvar_t cv_freedemocamera;
+
 typedef enum
 {
 	XD_NAMEANDCOLOR = 1,

src/deh_lua.c

@@ -0,0 +1,697 @@
+// SONIC ROBO BLAST 2
+//-----------------------------------------------------------------------------
+// Copyright (C) 1998-2000 by DooM Legacy Team.
+// Copyright (C) 1999-2020 by Sonic Team Junior.
+//
+// This program is free software distributed under the
+// terms of the GNU General Public License, version 2.
+// See the 'LICENSE' file for more details.
+//-----------------------------------------------------------------------------
+/// \file  deh_lua.c
+/// \brief Lua SOC library
+
+#include "g_game.h"
+#include "s_sound.h"
+#include "z_zone.h"
+#include "m_menu.h"
+#include "m_misc.h"
+#include "p_local.h"
+#include "st_stuff.h"
+#include "fastcmp.h"
+#include "lua_script.h"
+#include "lua_libs.h"
+
+#include "dehacked.h"
+#include "deh_lua.h"
+#include "deh_tables.h"
+
+#ifdef MUSICSLOT_COMPATIBILITY
+#include "deh_soc.h" // for get_mus
+#endif
+
+// freeslot takes a name (string only!)
+// and allocates it to the appropriate free slot.
+// Returns the slot number allocated for it or nil if failed.
+// ex. freeslot("MT_MYTHING","S_MYSTATE1","S_MYSTATE2")
+// TODO: Error checking! @.@; There's currently no way to know which ones failed and why!
+//
+static inline int lib_freeslot(lua_State *L)
+{
+	int n = lua_gettop(L);
+	int r = 0; // args returned
+	char *s, *type,*word;
+
+	if (!lua_lumploading)
+		return luaL_error(L, "This function cannot be called from within a hook or coroutine!");
+
+	while (n-- > 0)
+	{
+		s = Z_StrDup(luaL_checkstring(L,1));
+		type = strtok(s, "_");
+		if (type)
+			strupr(type);
+		else {
+			Z_Free(s);
+			return luaL_error(L, "Unknown enum type in '%s'\n", luaL_checkstring(L, 1));
+		}
+
+		word = strtok(NULL, "\n");
+		if (word)
+			strupr(word);
+		else {
+			Z_Free(s);
+			return luaL_error(L, "Missing enum name in '%s'\n", luaL_checkstring(L, 1));
+		}
+		if (fastcmp(type, "SFX")) {
+			sfxenum_t sfx;
+			strlwr(word);
+			CONS_Printf("Sound sfx_%s allocated.\n",word);
+			sfx = S_AddSoundFx(word, false, 0, false);
+			if (sfx != sfx_None) {
+				lua_pushinteger(L, sfx);
+				r++;
+			} else
+				CONS_Alert(CONS_WARNING, "Ran out of free SFX slots!\n");
+		}
+		else if (fastcmp(type, "SPR"))
+		{
+			char wad;
+			spritenum_t j;
+			lua_getfield(L, LUA_REGISTRYINDEX, "WAD");
+			wad = (char)lua_tointeger(L, -1);
+			lua_pop(L, 1);
+			for (j = SPR_FIRSTFREESLOT; j <= SPR_LASTFREESLOT; j++)
+			{
+				if (used_spr[(j-SPR_FIRSTFREESLOT)/8] & (1<<(j%8)))
+				{
+					if (!sprnames[j][4] && memcmp(sprnames[j],word,4)==0)
+						sprnames[j][4] = wad;
+					continue; // Already allocated, next.
+				}
+				// Found a free slot!
+				CONS_Printf("Sprite SPR_%s allocated.\n",word);
+				strncpy(sprnames[j],word,4);
+				//sprnames[j][4] = 0;
+				used_spr[(j-SPR_FIRSTFREESLOT)/8] |= 1<<(j%8); // Okay, this sprite slot has been named now.
+				lua_pushinteger(L, j);
+				r++;
+				break;
+			}
+			if (j > SPR_LASTFREESLOT)
+				CONS_Alert(CONS_WARNING, "Ran out of free sprite slots!\n");
+		}
+		else if (fastcmp(type, "S"))
+		{
+			statenum_t i;
+			for (i = 0; i < NUMSTATEFREESLOTS; i++)
+				if (!FREE_STATES[i]) {
+					CONS_Printf("State S_%s allocated.\n",word);
+					FREE_STATES[i] = Z_Malloc(strlen(word)+1, PU_STATIC, NULL);
+					strcpy(FREE_STATES[i],word);
+					lua_pushinteger(L, S_FIRSTFREESLOT + i);
+					r++;
+					break;
+				}
+			if (i == NUMSTATEFREESLOTS)
+				CONS_Alert(CONS_WARNING, "Ran out of free State slots!\n");
+		}
+		else if (fastcmp(type, "MT"))
+		{
+			mobjtype_t i;
+			for (i = 0; i < NUMMOBJFREESLOTS; i++)
+				if (!FREE_MOBJS[i]) {
+					CONS_Printf("MobjType MT_%s allocated.\n",word);
+					FREE_MOBJS[i] = Z_Malloc(strlen(word)+1, PU_STATIC, NULL);
+					strcpy(FREE_MOBJS[i],word);
+					lua_pushinteger(L, MT_FIRSTFREESLOT + i);
+					r++;
+					break;
+				}
+			if (i == NUMMOBJFREESLOTS)
+				CONS_Alert(CONS_WARNING, "Ran out of free MobjType slots!\n");
+		}
+		else if (fastcmp(type, "SKINCOLOR"))
+		{
+			skincolornum_t i;
+			for (i = 0; i < NUMCOLORFREESLOTS; i++)
+				if (!FREE_SKINCOLORS[i]) {
+					CONS_Printf("Skincolor SKINCOLOR_%s allocated.\n",word);
+					FREE_SKINCOLORS[i] = Z_Malloc(strlen(word)+1, PU_STATIC, NULL);
+					strcpy(FREE_SKINCOLORS[i],word);
+					M_AddMenuColor(numskincolors++);
+					lua_pushinteger(L, SKINCOLOR_FIRSTFREESLOT + i);
+					r++;
+					break;
+				}
+			if (i == NUMCOLORFREESLOTS)
+				CONS_Alert(CONS_WARNING, "Ran out of free skincolor slots!\n");
+		}
+		else if (fastcmp(type, "SPR2"))
+		{
+			// Search if we already have an SPR2 by that name...
+			playersprite_t i;
+			for (i = SPR2_FIRSTFREESLOT; i < free_spr2; i++)
+				if (memcmp(spr2names[i],word,4) == 0)
+					break;
+			// We don't, so allocate a new one.
+			if (i >= free_spr2) {
+				if (free_spr2 < NUMPLAYERSPRITES)
+				{
+					CONS_Printf("Sprite SPR2_%s allocated.\n",word);
+					strncpy(spr2names[free_spr2],word,4);
+					spr2defaults[free_spr2] = 0;
+					lua_pushinteger(L, free_spr2);
+					r++;
+					spr2names[free_spr2++][4] = 0;
+				} else
+					CONS_Alert(CONS_WARNING, "Ran out of free SPR2 slots!\n");
+			}
+		}
+		else if (fastcmp(type, "TOL"))
+		{
+			// Search if we already have a typeoflevel by that name...
+			int i;
+			for (i = 0; TYPEOFLEVEL[i].name; i++)
+				if (fastcmp(word, TYPEOFLEVEL[i].name))
+					break;
+
+			// We don't, so allocate a new one.
+			if (TYPEOFLEVEL[i].name == NULL) {
+				if (lastcustomtol == (UINT32)MAXTOL) // Unless you have way too many, since they're flags.
+					CONS_Alert(CONS_WARNING, "Ran out of free typeoflevel slots!\n");
+				else {
+					CONS_Printf("TypeOfLevel TOL_%s allocated.\n",word);
+					G_AddTOL(lastcustomtol, word);
+					lua_pushinteger(L, lastcustomtol);
+					lastcustomtol <<= 1;
+					r++;
+				}
+			}
+		}
+		Z_Free(s);
+		lua_remove(L, 1);
+		continue;
+	}
+	return r;
+}
+
+// Wrapper for ALL A_Action functions.
+// Arguments: mobj_t actor, int var1, int var2
+static int action_call(lua_State *L)
+{
+	//actionf_t *action = lua_touserdata(L,lua_upvalueindex(1));
+	actionf_t *action = *((actionf_t **)luaL_checkudata(L, 1, META_ACTION));
+	mobj_t *actor = *((mobj_t **)luaL_checkudata(L, 2, META_MOBJ));
+	var1 = (INT32)luaL_optinteger(L, 3, 0);
+	var2 = (INT32)luaL_optinteger(L, 4, 0);
+	if (!actor)
+		return LUA_ErrInvalid(L, "mobj_t");
+	action->acp1(actor);
+	return 0;
+}
+
+// Hardcoded A_Action name to call for super() or NULL if super() would be invalid.
+// Set in lua_infolib.
+const char *superactions[MAXRECURSION];
+UINT8 superstack = 0;
+
+static int lib_dummysuper(lua_State *L)
+{
+	return luaL_error(L, "Can't call super() outside of hardcode-replacing A_Action functions being called by state changes!"); // convoluted, I know. @_@;;
+}
+
+static inline int lib_getenum(lua_State *L)
+{
+	const char *word, *p;
+	fixed_t i;
+	boolean mathlib = lua_toboolean(L, lua_upvalueindex(1));
+	if (lua_type(L,2) != LUA_TSTRING)
+		return 0;
+	word = lua_tostring(L,2);
+	if (strlen(word) == 1) { // Assume sprite frame if length 1.
+		if (*word >= 'A' && *word <= '~')
+		{
+			lua_pushinteger(L, *word-'A');
+			return 1;
+		}
+		if (mathlib) return luaL_error(L, "constant '%s' could not be parsed.\n", word);
+		return 0;
+	}
+	else if (fastncmp("MF_", word, 3)) {
+		p = word+3;
+		for (i = 0; MOBJFLAG_LIST[i]; i++)
+			if (fastcmp(p, MOBJFLAG_LIST[i])) {
+				lua_pushinteger(L, ((lua_Integer)1<<i));
+				return 1;
+			}
+		if (mathlib) return luaL_error(L, "mobjflag '%s' could not be found.\n", word);
+		return 0;
+	}
+	else if (fastncmp("MF2_", word, 4)) {
+		p = word+4;
+		for (i = 0; MOBJFLAG2_LIST[i]; i++)
+			if (fastcmp(p, MOBJFLAG2_LIST[i])) {
+				lua_pushinteger(L, ((lua_Integer)1<<i));
+				return 1;
+			}
+		if (mathlib) return luaL_error(L, "mobjflag2 '%s' could not be found.\n", word);
+		return 0;
+	}
+	else if (fastncmp("MFE_", word, 4)) {
+		p = word+4;
+		for (i = 0; MOBJEFLAG_LIST[i]; i++)
+			if (fastcmp(p, MOBJEFLAG_LIST[i])) {
+				lua_pushinteger(L, ((lua_Integer)1<<i));
+				return 1;
+			}
+		if (mathlib) return luaL_error(L, "mobjeflag '%s' could not be found.\n", word);
+		return 0;
+	}
+	else if (fastncmp("MTF_", word, 4)) {
+		p = word+4;
+		for (i = 0; i < 4; i++)
+			if (MAPTHINGFLAG_LIST[i] && fastcmp(p, MAPTHINGFLAG_LIST[i])) {
+				lua_pushinteger(L, ((lua_Integer)1<<i));
+				return 1;
+			}
+		if (mathlib) return luaL_error(L, "mapthingflag '%s' could not be found.\n", word);
+		return 0;
+	}
+	else if (fastncmp("PF_", word, 3)) {
+		p = word+3;
+		for (i = 0; PLAYERFLAG_LIST[i]; i++)
+			if (fastcmp(p, PLAYERFLAG_LIST[i])) {
+				lua_pushinteger(L, ((lua_Integer)1<<i));
+				return 1;
+			}
+		if (fastcmp(p, "FULLSTASIS"))
+		{
+			lua_pushinteger(L, (lua_Integer)PF_FULLSTASIS);
+			return 1;
+		}
+		else if (fastcmp(p, "USEDOWN")) // Remove case when 2.3 nears release...
+		{
+			lua_pushinteger(L, (lua_Integer)PF_SPINDOWN);
+			return 1;
+		}
+		if (mathlib) return luaL_error(L, "playerflag '%s' could not be found.\n", word);
+		return 0;
+	}
+	else if (fastncmp("GT_", word, 3)) {
+		p = word;
+		for (i = 0; Gametype_ConstantNames[i]; i++)
+			if (fastcmp(p, Gametype_ConstantNames[i])) {
+				lua_pushinteger(L, i);
+				return 1;
+			}
+		if (mathlib) return luaL_error(L, "gametype '%s' could not be found.\n", word);
+		return 0;
+	}
+	else if (fastncmp("GTR_", word, 4)) {
+		p = word+4;
+		for (i = 0; GAMETYPERULE_LIST[i]; i++)
+			if (fastcmp(p, GAMETYPERULE_LIST[i])) {
+				lua_pushinteger(L, ((lua_Integer)1<<i));
+				return 1;
+			}
+		if (mathlib) return luaL_error(L, "game type rule '%s' could not be found.\n", word);
+		return 0;
+	}
+	else if (fastncmp("TOL_", word, 4)) {
+		p = word+4;
+		for (i = 0; TYPEOFLEVEL[i].name; i++)
+			if (fastcmp(p, TYPEOFLEVEL[i].name)) {
+				lua_pushinteger(L, TYPEOFLEVEL[i].flag);
+				return 1;
+			}
+		if (mathlib) return luaL_error(L, "typeoflevel '%s' could not be found.\n", word);
+		return 0;
+	}
+	else if (fastncmp("ML_", word, 3)) {
+		p = word+3;
+		for (i = 0; i < 16; i++)
+			if (ML_LIST[i] && fastcmp(p, ML_LIST[i])) {
+				lua_pushinteger(L, ((lua_Integer)1<<i));
+				return 1;
+			}
+		if (mathlib) return luaL_error(L, "linedef flag '%s' could not be found.\n", word);
+		return 0;
+	}
+	else if (fastncmp("S_",word,2)) {
+		p = word+2;
+		for (i = 0; i < NUMSTATEFREESLOTS; i++) {
+			if (!FREE_STATES[i])
+				break;
+			if (fastcmp(p, FREE_STATES[i])) {
+				lua_pushinteger(L, S_FIRSTFREESLOT+i);
+				return 1;
+			}
+		}
+		for (i = 0; i < S_FIRSTFREESLOT; i++)
+			if (fastcmp(p, STATE_LIST[i]+2)) {
+				lua_pushinteger(L, i);
+				return 1;
+			}
+		return luaL_error(L, "state '%s' does not exist.\n", word);
+	}
+	else if (fastncmp("MT_",word,3)) {
+		p = word+3;
+		for (i = 0; i < NUMMOBJFREESLOTS; i++) {
+			if (!FREE_MOBJS[i])
+				break;
+			if (fastcmp(p, FREE_MOBJS[i])) {
+				lua_pushinteger(L, MT_FIRSTFREESLOT+i);
+				return 1;
+			}
+		}
+		for (i = 0; i < MT_FIRSTFREESLOT; i++)
+			if (fastcmp(p, MOBJTYPE_LIST[i]+3)) {
+				lua_pushinteger(L, i);
+				return 1;
+			}
+		return luaL_error(L, "mobjtype '%s' does not exist.\n", word);
+	}
+	else if (fastncmp("SPR_",word,4)) {
+		p = word+4;
+		for (i = 0; i < NUMSPRITES; i++)
+			if (!sprnames[i][4] && fastncmp(p,sprnames[i],4)) {
+				lua_pushinteger(L, i);
+				return 1;
+			}
+		if (mathlib) return luaL_error(L, "sprite '%s' could not be found.\n", word);
+		return 0;
+	}
+	else if (fastncmp("SPR2_",word,5)) {
+		p = word+5;
+		for (i = 0; i < (fixed_t)free_spr2; i++)
+			if (!spr2names[i][4])
+			{
+				// special 3-char cases, e.g. SPR2_RUN
+				// the spr2names entry will have "_" on the end, as in "RUN_"
+				if (spr2names[i][3] == '_' && !p[3]) {
+					if (fastncmp(p,spr2names[i],3)) {
+						lua_pushinteger(L, i);
+						return 1;
+					}
+				}
+				else if (fastncmp(p,spr2names[i],4)) {
+					lua_pushinteger(L, i);
+					return 1;
+				}
+			}
+		if (mathlib) return luaL_error(L, "player sprite '%s' could not be found.\n", word);
+		return 0;
+	}
+	else if (!mathlib && fastncmp("sfx_",word,4)) {
+		p = word+4;
+		for (i = 0; i < NUMSFX; i++)
+			if (S_sfx[i].name && fastcmp(p, S_sfx[i].name)) {
+				lua_pushinteger(L, i);
+				return 1;
+			}
+		return 0;
+	}
+	else if (mathlib && fastncmp("SFX_",word,4)) { // SOCs are ALL CAPS!
+		p = word+4;
+		for (i = 0; i < NUMSFX; i++)
+			if (S_sfx[i].name && fasticmp(p, S_sfx[i].name)) {
+				lua_pushinteger(L, i);
+				return 1;
+			}
+		return luaL_error(L, "sfx '%s' could not be found.\n", word);
+	}
+	else if (mathlib && fastncmp("DS",word,2)) {
+		p = word+2;
+		for (i = 0; i < NUMSFX; i++)
+			if (S_sfx[i].name && fasticmp(p, S_sfx[i].name)) {
+				lua_pushinteger(L, i);
+				return 1;
+			}
+		if (mathlib) return luaL_error(L, "sfx '%s' could not be found.\n", word);
+		return 0;
+	}
+#ifdef MUSICSLOT_COMPATIBILITY
+	else if (!mathlib && fastncmp("mus_",word,4)) {
+		p = word+4;
+		if ((i = get_mus(p, false)) == 0)
+			return 0;
+		lua_pushinteger(L, i);
+		return 1;
+	}
+	else if (mathlib && fastncmp("MUS_",word,4)) { // SOCs are ALL CAPS!
+		p = word+4;
+		if ((i = get_mus(p, false)) == 0)
+			return luaL_error(L, "music '%s' could not be found.\n", word);
+		lua_pushinteger(L, i);
+		return 1;
+	}
+	else if (mathlib && (fastncmp("O_",word,2) || fastncmp("D_",word,2))) {
+		p = word+2;
+		if ((i = get_mus(p, false)) == 0)
+			return luaL_error(L, "music '%s' could not be found.\n", word);
+		lua_pushinteger(L, i);
+		return 1;
+	}
+#endif
+	else if (!mathlib && fastncmp("pw_",word,3)) {
+		p = word+3;
+		for (i = 0; i < NUMPOWERS; i++)
+			if (fasticmp(p, POWERS_LIST[i])) {
+				lua_pushinteger(L, i);
+				return 1;
+			}
+		return 0;
+	}
+	else if (mathlib && fastncmp("PW_",word,3)) { // SOCs are ALL CAPS!
+		p = word+3;
+		for (i = 0; i < NUMPOWERS; i++)
+			if (fastcmp(p, POWERS_LIST[i])) {
+				lua_pushinteger(L, i);
+				return 1;
+			}
+		return luaL_error(L, "power '%s' could not be found.\n", word);
+	}
+	else if (fastncmp("HUD_",word,4)) {
+		p = word+4;
+		for (i = 0; i < NUMHUDITEMS; i++)
+			if (fastcmp(p, HUDITEMS_LIST[i])) {
+				lua_pushinteger(L, i);
+				return 1;
+			}
+		if (mathlib) return luaL_error(L, "huditem '%s' could not be found.\n", word);
+		return 0;
+	}
+	else if (fastncmp("SKINCOLOR_",word,10)) {
+		p = word+10;
+		for (i = 0; i < NUMCOLORFREESLOTS; i++) {
+			if (!FREE_SKINCOLORS[i])
+				break;
+			if (fastcmp(p, FREE_SKINCOLORS[i])) {
+				lua_pushinteger(L, SKINCOLOR_FIRSTFREESLOT+i);
+				return 1;
+			}
+		}
+		for (i = 0; i < SKINCOLOR_FIRSTFREESLOT; i++)
+			if (fastcmp(p, COLOR_ENUMS[i])) {
+				lua_pushinteger(L, i);
+				return 1;
+			}
+		return luaL_error(L, "skincolor '%s' could not be found.\n", word);
+	}
+	else if (fastncmp("GRADE_",word,6))
+	{
+		p = word+6;
+		for (i = 0; NIGHTSGRADE_LIST[i]; i++)
+			if (*p == NIGHTSGRADE_LIST[i])
+			{
+				lua_pushinteger(L, i);
+				return 1;
+			}
+		if (mathlib) return luaL_error(L, "NiGHTS grade '%s' could not be found.\n", word);
+		return 0;
+	}
+	else if (fastncmp("MN_",word,3)) {
+		p = word+3;
+		for (i = 0; i < NUMMENUTYPES; i++)
+			if (fastcmp(p, MENUTYPES_LIST[i])) {
+				lua_pushinteger(L, i);
+				return 1;
+			}
+		if (mathlib) return luaL_error(L, "menutype '%s' could not be found.\n", word);
+		return 0;
+	}
+	else if (!mathlib && fastncmp("A_",word,2)) {
+		char *caps;
+		// Try to get a Lua action first.
+		/// \todo Push a closure that sets superactions[] and superstack.
+		lua_getfield(L, LUA_REGISTRYINDEX, LREG_ACTIONS);
+		// actions are stored in all uppercase.
+		caps = Z_StrDup(word);
+		strupr(caps);
+		lua_getfield(L, -1, caps);
+		Z_Free(caps);
+		if (!lua_isnil(L, -1))
+			return 1; // Success! :D That was easy.
+		// Welp, that failed.
+		lua_pop(L, 2); // pop nil and LREG_ACTIONS
+
+		// Hardcoded actions as callable Lua functions!
+		// Retrieving them from this metatable allows them to be case-insensitive!
+		for (i = 0; actionpointers[i].name; i++)
+			if (fasticmp(word, actionpointers[i].name)) {
+				// We push the actionf_t* itself as userdata!
+				LUA_PushUserdata(L, &actionpointers[i].action, META_ACTION);
+				return 1;
+			}
+		return 0;
+	}
+	else if (!mathlib && fastcmp("super",word))
+	{
+		if (!superstack)
+		{
+			lua_pushcfunction(L, lib_dummysuper);
+			return 1;
+		}
+		for (i = 0; actionpointers[i].name; i++)
+			if (fasticmp(superactions[superstack-1], actionpointers[i].name)) {
+				LUA_PushUserdata(L, &actionpointers[i].action, META_ACTION);
+				return 1;
+			}
+		return 0;
+	}
+
+	if (fastcmp(word, "BT_USE")) // Remove case when 2.3 nears release...
+	{
+		lua_pushinteger(L, (lua_Integer)BT_SPIN);
+		return 1;
+	}
+
+	for (i = 0; INT_CONST[i].n; i++)
+		if (fastcmp(word,INT_CONST[i].n)) {
+			lua_pushinteger(L, INT_CONST[i].v);
+			return 1;
+		}
+
+	if (mathlib) return luaL_error(L, "constant '%s' could not be parsed.\n", word);
+
+	// DYNAMIC variables too!!
+	// Try not to add anything that would break netgames or timeattack replays here.
+	// You know, like consoleplayer, displayplayer, secondarydisplayplayer, or gametime.
+	return LUA_PushGlobals(L, word);
+}
+
+int LUA_EnumLib(lua_State *L)
+{
+	if (lua_gettop(L) == 0)
+		lua_pushboolean(L, 0);
+
+	// Set the global metatable
+	lua_createtable(L, 0, 1);
+	lua_pushvalue(L, 1); // boolean passed to LUA_EnumLib as first argument.
+	lua_pushcclosure(L, lib_getenum, 1);
+	lua_setfield(L, -2, "__index");
+	lua_setmetatable(L, LUA_GLOBALSINDEX);
+	return 0;
+}
+
+// getActionName(action) -> return action's string name
+static int lib_getActionName(lua_State *L)
+{
+	if (lua_isuserdata(L, 1)) // arg 1 is built-in action, expect action userdata
+	{
+		actionf_t *action = *((actionf_t **)luaL_checkudata(L, 1, META_ACTION));
+		const char *name = NULL;
+		if (!action)
+			return luaL_error(L, "not a valid action?");
+		name = LUA_GetActionName(action);
+		if (!name) // that can't be right?
+			return luaL_error(L, "no name string could be found for this action");
+		lua_pushstring(L, name);
+		return 1;
+	}
+	else if (lua_isfunction(L, 1)) // arg 1 is a function (either C or Lua)
+	{
+		lua_settop(L, 1); // set top of stack to 1 (removing any extra args, which there shouldn't be)
+		// get the name for this action, if possible.
+		lua_getfield(L, LUA_REGISTRYINDEX, LREG_ACTIONS);
+		lua_pushnil(L);
+		// Lua stack at this point:
+		//  1   ...       -2              -1
+		// arg  ...   LREG_ACTIONS        nil
+		while (lua_next(L, -2))
+		{
+			// Lua stack at this point:
+			//  1   ...       -3              -2           -1
+			// arg  ...   LREG_ACTIONS    "A_ACTION"    function
+			if (lua_rawequal(L, -1, 1)) // is this the same as the arg?
+			{
+				// make sure the key (i.e. "A_ACTION") is a string first
+				// (note: we don't use lua_isstring because it also returns true for numbers)
+				if (lua_type(L, -2) == LUA_TSTRING)
+				{
+					lua_pushvalue(L, -2); // push "A_ACTION" string to top of stack
+					return 1;
+				}
+				lua_pop(L, 2); // pop the name and function
+				break; // probably should have succeeded but we didn't, so end the loop
+			}
+			lua_pop(L, 1);
+		}
+		lua_pop(L, 1); // pop LREG_ACTIONS
+		return 0; // return nothing (don't error)
+	}
+
+	return luaL_typerror(L, 1, "action userdata or Lua function");
+}
+
+
+
+int LUA_SOCLib(lua_State *L)
+{
+	lua_register(L,"freeslot",lib_freeslot);
+	lua_register(L,"getActionName",lib_getActionName);
+
+	luaL_newmetatable(L, META_ACTION);
+		lua_pushcfunction(L, action_call);
+		lua_setfield(L, -2, "__call");
+	lua_pop(L, 1);
+
+	return 0;
+}
+
+const char *LUA_GetActionName(void *action)
+{
+	actionf_t *act = (actionf_t *)action;
+	size_t z;
+	for (z = 0; actionpointers[z].name; z++)
+	{
+		if (actionpointers[z].action.acv == act->acv)
+			return actionpointers[z].name;
+	}
+	return NULL;
+}
+
+void LUA_SetActionByName(void *state, const char *actiontocompare)
+{
+	state_t *st = (state_t *)state;
+	size_t z;
+	for (z = 0; actionpointers[z].name; z++)
+	{
+		if (fasticmp(actiontocompare, actionpointers[z].name))
+		{
+			st->action = actionpointers[z].action;
+			st->action.acv = actionpointers[z].action.acv; // assign
+			st->action.acp1 = actionpointers[z].action.acp1;
+			return;
+		}
+	}
+}
+
+enum actionnum LUA_GetActionNumByName(const char *actiontocompare)
+{
+	size_t z;
+	for (z = 0; actionpointers[z].name; z++)
+		if (fasticmp(actiontocompare, actionpointers[z].name))
+			return z;
+	return z;
+}

src/deh_lua.h

@@ -0,0 +1,21 @@
+// SONIC ROBO BLAST 2
+//-----------------------------------------------------------------------------
+// Copyright (C) 1998-2000 by DooM Legacy Team.
+// Copyright (C) 1999-2020 by Sonic Team Junior.
+//
+// This program is free software distributed under the
+// terms of the GNU General Public License, version 2.
+// See the 'LICENSE' file for more details.
+//-----------------------------------------------------------------------------
+/// \file  deh_lua.h
+/// \brief Lua SOC library
+
+#ifndef __DEH_LUA_H__
+#define __DEH_LUA_H__
+
+boolean LUA_SetLuaAction(void *state, const char *actiontocompare);
+const char *LUA_GetActionName(void *action);
+void LUA_SetActionByName(void *state, const char *actiontocompare);
+enum actionnum LUA_GetActionNumByName(const char *actiontocompare);
+
+#endif

src/deh_soc.h

@@ -0,0 +1,89 @@
+// SONIC ROBO BLAST 2
+//-----------------------------------------------------------------------------
+// Copyright (C) 1998-2000 by DooM Legacy Team.
+// Copyright (C) 1999-2020 by Sonic Team Junior.
+//
+// This program is free software distributed under the
+// terms of the GNU General Public License, version 2.
+// See the 'LICENSE' file for more details.
+//-----------------------------------------------------------------------------
+/// \file  deh_soc.h
+/// \brief Load SOC file and change tables and text
+
+#ifndef __DEH_SOC_H__
+#define __DEH_SOC_H__
+
+#include "doomdef.h"
+#include "g_game.h"
+#include "sounds.h"
+#include "info.h"
+#include "d_think.h"
+#include "m_argv.h"
+#include "z_zone.h"
+#include "w_wad.h"
+#include "m_menu.h"
+#include "m_misc.h"
+#include "f_finale.h"
+#include "st_stuff.h"
+#include "i_system.h"
+#include "p_setup.h"
+#include "r_data.h"
+#include "r_textures.h"
+#include "r_draw.h"
+#include "r_picformats.h"
+#include "r_things.h" // R_Char2Frame
+#include "r_sky.h"
+#include "fastcmp.h"
+#include "lua_script.h" // Reluctantly included for LUA_EvalMath
+#include "d_clisrv.h"
+
+#ifdef HWRENDER
+#include "hardware/hw_light.h"
+#endif
+
+#include "info.h"
+#include "dehacked.h"
+#include "doomdef.h" // MUSICSLOT_COMPATIBILITY, HWRENDER
+
+// Crazy word-reading stuff
+/// \todo Put these in a seperate file or something.
+mobjtype_t get_mobjtype(const char *word);
+statenum_t get_state(const char *word);
+spritenum_t get_sprite(const char *word);
+playersprite_t get_sprite2(const char *word);
+sfxenum_t get_sfx(const char *word);
+#ifdef MUSICSLOT_COMPATIBILITY
+UINT16 get_mus(const char *word, UINT8 dehacked_mode);
+#endif
+hudnum_t get_huditem(const char *word);
+menutype_t get_menutype(const char *word);
+//INT16 get_gametype(const char *word);
+//powertype_t get_power(const char *word);
+skincolornum_t get_skincolor(const char *word);
+
+void readwipes(MYFILE *f);
+void readmaincfg(MYFILE *f);
+void readconditionset(MYFILE *f, UINT8 setnum);
+void readunlockable(MYFILE *f, INT32 num);
+void readextraemblemdata(MYFILE *f, INT32 num);
+void reademblemdata(MYFILE *f, INT32 num);
+void readsound(MYFILE *f, INT32 num);
+void readframe(MYFILE *f, INT32 num);
+void readhuditem(MYFILE *f, INT32 num);
+void readmenu(MYFILE *f, INT32 num);
+void readtextprompt(MYFILE *f, INT32 num);
+void readcutscene(MYFILE *f, INT32 num);
+void readlevelheader(MYFILE *f, INT32 num);
+void readgametype(MYFILE *f, char *gtname);
+void readsprite2(MYFILE *f, INT32 num);
+void readspriteinfo(MYFILE *f, INT32 num, boolean sprite2);
+#ifdef HWRENDER
+void readlight(MYFILE *f, INT32 num);
+#endif
+void readskincolor(MYFILE *f, INT32 num);
+void readthing(MYFILE *f, INT32 num);
+void readfreeslots(MYFILE *f);
+void readPlayer(MYFILE *f, INT32 num);
+void clear_levels(void);
+void clear_conditionsets(void);
+#endif

src/deh_tables.h

@@ -0,0 +1,75 @@
+// SONIC ROBO BLAST 2
+//-----------------------------------------------------------------------------
+// Copyright (C) 1998-2000 by DooM Legacy Team.
+// Copyright (C) 1999-2020 by Sonic Team Junior.
+//
+// This program is free software distributed under the
+// terms of the GNU General Public License, version 2.
+// See the 'LICENSE' file for more details.
+//-----------------------------------------------------------------------------
+/// \file  deh_tables.h
+/// \brief Define DeHackEd tables.
+
+#ifndef __DEH_TABLES_H__
+#define __DEH_TABLES_H__
+
+#include "doomdef.h" // Constants
+#include "d_think.h" // actionf_t
+#include "info.h" // Mobj, state, sprite, etc constants
+#include "lua_script.h"
+
+// Free slot names
+// The crazy word-reading stuff uses these.
+extern char *FREE_STATES[NUMSTATEFREESLOTS];
+extern char *FREE_MOBJS[NUMMOBJFREESLOTS];
+extern char *FREE_SKINCOLORS[NUMCOLORFREESLOTS];
+extern UINT8 used_spr[(NUMSPRITEFREESLOTS / 8) + 1]; // Bitwise flag for sprite freeslot in use! I would use ceil() here if I could, but it only saves 1 byte of memory anyway.
+
+#define initfreeslots() {\
+	memset(FREE_STATES,0,sizeof(char *) * NUMSTATEFREESLOTS);\
+	memset(FREE_MOBJS,0,sizeof(char *) * NUMMOBJFREESLOTS);\
+	memset(FREE_SKINCOLORS,0,sizeof(char *) * NUMCOLORFREESLOTS);\
+	memset(used_spr,0,sizeof(UINT8) * ((NUMSPRITEFREESLOTS / 8) + 1));\
+}
+
+struct flickytypes_s {
+	const char *name;
+	const mobjtype_t type;
+};
+
+#define MAXFLICKIES 64
+
+/** Action pointer for reading actions from Dehacked lumps.
+  */
+typedef struct
+{
+	actionf_t action; ///< Function pointer corresponding to the actual action.
+	const char *name; ///< Name of the action in ALL CAPS.
+} actionpointer_t;
+
+struct int_const_s {
+	const char *n;
+	// has to be able to hold both fixed_t and angle_t, so drastic measure!!
+	lua_Integer v;
+};
+
+extern const char NIGHTSGRADE_LIST[];
+extern struct flickytypes_s FLICKYTYPES[];
+extern actionpointer_t actionpointers[]; // Array mapping action names to action functions.
+extern const char *const STATE_LIST[];
+extern const char *const MOBJTYPE_LIST[];
+extern const char *const MOBJFLAG_LIST[];
+extern const char *const MOBJFLAG2_LIST[]; // \tMF2_(\S+).*// (.+) --> \t"\1", // \2
+extern const char *const MOBJEFLAG_LIST[];
+extern const char *const MAPTHINGFLAG_LIST[4];
+extern const char *const PLAYERFLAG_LIST[];
+extern const char *const GAMETYPERULE_LIST[];
+extern const char *const ML_LIST[16]; // Linedef flags
+extern const char *COLOR_ENUMS[];
+extern const char *const POWERS_LIST[];
+extern const char *const HUDITEMS_LIST[];
+extern const char *const MENUTYPES_LIST[];
+
+extern struct int_const_s const INT_CONST[];
+
+#endif

src/dehacked.h

@@ -33,13 +33,15 @@ void DEH_LoadDehackedLumpPwad(UINT16 wad, UINT16 lump, boolean mainfile);
 void DEH_Check(void);
 
 fixed_t get_number(const char *word);
-
+FUNCPRINTF void deh_warning(const char *first, ...);
-boolean LUA_SetLuaAction(void *state, const char *actiontocompare);
+void deh_strlcpy(char *dst, const char *src, size_t size, const char *warntext);
-const char *LUA_GetActionName(void *action);
-void LUA_SetActionByName(void *state, const char *actiontocompare);
 
 extern boolean deh_loaded;
 
+extern boolean gamedataadded;
+extern boolean titlechanged;
+extern boolean introchanged;
+
 #define MAXRECURSION 30
 extern const char *superactions[MAXRECURSION];
 extern UINT8 superstack;
@@ -60,4 +62,5 @@ typedef struct
 } MYFILE;
 #define myfeof(a) (a->data + a->size <= a->curpos)
 char *myfgets(char *buf, size_t bufsize, MYFILE *f);
+char *myhashfgets(char *buf, size_t bufsize, MYFILE *f);
 #endif

src/doomdata.h

@@ -23,6 +23,7 @@
 // Some global defines, that configure the game.
 #include "doomdef.h"
 
+#include "taglist.h"
 #include "m_fixed.h" // See the mapthing_t scale.
 
 //
@@ -208,11 +209,10 @@ typedef struct
 	UINT16 options;
 	INT16 z;
 	UINT8 extrainfo;
+	taglist_t tags;
 	fixed_t scale;
-	INT16 tag;
 	INT32 args[NUMMAPTHINGARGS];
 	char *stringargs[NUMMAPTHINGSTRINGARGS];
-
 	struct mobj_s *mobj;
 } mapthing_t;
 

src/doomdef.h

@@ -628,9 +628,6 @@ extern const char *compdate, *comptime, *comprevision, *compbranch;
 /// \note   Required for proper collision with moving sloped surfaces that have sector specials on them.
 #define SECTORSPECIALSAFTERTHINK
 
-/// Cache patches in Lua in a way that renderer switching will work flawlessly.
-//#define LUA_PATCH_SAFETY
-
 /// Sprite rotation
 #define ROTSPRITE
 #define ROTANGLES 72 // Needs to be a divisor of 360 (45, 60, 90, 120...)

src/doomstat.h

@@ -410,7 +410,7 @@ enum GameType
 	GT_LASTFREESLOT = GT_FIRSTFREESLOT + NUMGAMETYPEFREESLOTS - 1,
 	NUMGAMETYPES
 };
-// If you alter this list, update dehacked.c, MISC_ChangeGameTypeMenu in m_menu.c, and Gametype_Names in g_game.c
+// If you alter this list, update deh_tables.c, MISC_ChangeGameTypeMenu in m_menu.c, and Gametype_Names in g_game.c
 
 // Gametype rules
 enum GameTypeRules

src/dummy/i_video.c

@@ -3,6 +3,7 @@
 #include "../i_video.h"
 
 rendermode_t rendermode = render_none;
+rendermode_t chosenrendermode = render_none;
 
 boolean highcolor = false;
 
@@ -40,8 +41,15 @@ INT32 VID_SetMode(INT32 modenum)
 	return 0;
 }
 
-void VID_CheckRenderer(void) {}
+boolean VID_CheckRenderer(void)
-void VID_CheckGLLoaded(rendermode_t oldrender) {}
+{
+	return false;
+}
+
+void VID_CheckGLLoaded(rendermode_t oldrender)
+{
+	(void)oldrender;
+}
 
 const char *VID_GetModeName(INT32 modenum)
 {

src/f_finale.c

@@ -533,78 +533,78 @@ static void F_IntroDrawScene(void)
 			bgxoffs = 28;
 			break;
 		case 1:
-			background = W_CachePatchName("INTRO1", PU_PATCH);
+			background = W_CachePatchName("INTRO1", PU_PATCH_LOWPRIORITY);
 			break;
 		case 2:
-			background = W_CachePatchName("INTRO2", PU_PATCH);
+			background = W_CachePatchName("INTRO2", PU_PATCH_LOWPRIORITY);
 			break;
 		case 3:
-			background = W_CachePatchName("INTRO3", PU_PATCH);
+			background = W_CachePatchName("INTRO3", PU_PATCH_LOWPRIORITY);
 			break;
 		case 4:
-			background = W_CachePatchName("INTRO4", PU_PATCH);
+			background = W_CachePatchName("INTRO4", PU_PATCH_LOWPRIORITY);
 			break;
 		case 5:
 			if (intro_curtime >= 5*TICRATE)
-				background = W_CachePatchName("RADAR", PU_PATCH);
+				background = W_CachePatchName("RADAR", PU_PATCH_LOWPRIORITY);
 			else
-				background = W_CachePatchName("DRAT", PU_PATCH);
+				background = W_CachePatchName("DRAT", PU_PATCH_LOWPRIORITY);
 			break;
 		case 6:
-			background = W_CachePatchName("INTRO6", PU_PATCH);
+			background = W_CachePatchName("INTRO6", PU_PATCH_LOWPRIORITY);
 			cx = 180;
 			cy = 8;
 			break;
 		case 7:
 		{
 			if (intro_curtime >= 7*TICRATE + ((TICRATE/7)*2))
-				background = W_CachePatchName("SGRASS5", PU_PATCH);
+				background = W_CachePatchName("SGRASS5", PU_PATCH_LOWPRIORITY);
 			else if (intro_curtime >= 7*TICRATE + (TICRATE/7))
-				background = W_CachePatchName("SGRASS4", PU_PATCH);
+				background = W_CachePatchName("SGRASS4", PU_PATCH_LOWPRIORITY);
 			else if (intro_curtime >= 7*TICRATE)
-				background = W_CachePatchName("SGRASS3", PU_PATCH);
+				background = W_CachePatchName("SGRASS3", PU_PATCH_LOWPRIORITY);
 			else if (intro_curtime >= 6*TICRATE)
-				background = W_CachePatchName("SGRASS2", PU_PATCH);
+				background = W_CachePatchName("SGRASS2", PU_PATCH_LOWPRIORITY);
 			else
-				background = W_CachePatchName("SGRASS1", PU_PATCH);
+				background = W_CachePatchName("SGRASS1", PU_PATCH_LOWPRIORITY);
 			break;
 		}
 		case 8:
-			background = W_CachePatchName("WATCHING", PU_PATCH);
+			background = W_CachePatchName("WATCHING", PU_PATCH_LOWPRIORITY);
 			break;
 		case 9:
-			background = W_CachePatchName("ZOOMING", PU_PATCH);
+			background = W_CachePatchName("ZOOMING", PU_PATCH_LOWPRIORITY);
 			break;
 		case 10:
 			break;
 		case 11:
-			background = W_CachePatchName("INTRO5", PU_PATCH);
+			background = W_CachePatchName("INTRO5", PU_PATCH_LOWPRIORITY);
 			break;
 		case 12:
-			background = W_CachePatchName("REVENGE", PU_PATCH);
+			background = W_CachePatchName("REVENGE", PU_PATCH_LOWPRIORITY);
 			cx = 208;
 			cy = 8;
 			break;
 		case 13:
-			background = W_CachePatchName("CONFRONT", PU_PATCH);
+			background = W_CachePatchName("CONFRONT", PU_PATCH_LOWPRIORITY);
 			cy += 48;
 			break;
 		case 14:
-			background = W_CachePatchName("TAILSSAD", PU_PATCH);
+			background = W_CachePatchName("TAILSSAD", PU_PATCH_LOWPRIORITY);
 			bgxoffs = 144;
 			cx = 8;
 			cy = 8;
 			break;
 		case 15:
 			if (intro_curtime >= 7*TICRATE)
-				background = W_CachePatchName("SONICDO2", PU_PATCH);
+				background = W_CachePatchName("SONICDO2", PU_PATCH_LOWPRIORITY);
 			else
-				background = W_CachePatchName("SONICDO1", PU_PATCH);
+				background = W_CachePatchName("SONICDO1", PU_PATCH_LOWPRIORITY);
 			cx = 224;
 			cy = 8;
 			break;
 		case 16:
-			background = W_CachePatchName("INTRO7", PU_PATCH);
+			background = W_CachePatchName("INTRO7", PU_PATCH_LOWPRIORITY);
 			break;
 		default:
 			break;
@@ -635,7 +635,7 @@ static void F_IntroDrawScene(void)
 				strncpy(stjrintro, "STJRI029", 9);
 				S_ChangeMusicInternal("_stjr", false);
 
-				background = W_CachePatchName(stjrintro, PU_PATCH);
+				background = W_CachePatchName(stjrintro, PU_PATCH_LOWPRIORITY);
 				wipestyleflags = WSF_FADEIN;
 				F_WipeStartScreen();
 				F_TryColormapFade(31);
@@ -646,7 +646,7 @@ static void F_IntroDrawScene(void)
 
 			if (!WipeInAction) // Draw the patch if not in a wipe
 			{
-				background = W_CachePatchName(stjrintro, PU_PATCH);
+				background = W_CachePatchName(stjrintro, PU_PATCH_LOWPRIORITY);
 				V_DrawSmallScaledPatch(bgxoffs, 84, 0, background);
 			}
 		}
@@ -656,27 +656,27 @@ static void F_IntroDrawScene(void)
 		if (timetonext > 5*TICRATE && timetonext < 6*TICRATE)
 		{
 			if (!(finalecount & 3))
-				background = W_CachePatchName("BRITEGG1", PU_PATCH);
+				background = W_CachePatchName("BRITEGG1", PU_PATCH_LOWPRIORITY);
 			else
-				background = W_CachePatchName("DARKEGG1", PU_PATCH);
+				background = W_CachePatchName("DARKEGG1", PU_PATCH_LOWPRIORITY);
 
 			V_DrawSmallScaledPatch(0, 0, 0, background);
 		}
 		else if (timetonext > 3*TICRATE && timetonext < 4*TICRATE)
 		{
 			if (!(finalecount & 3))
-				background = W_CachePatchName("BRITEGG2", PU_PATCH);
+				background = W_CachePatchName("BRITEGG2", PU_PATCH_LOWPRIORITY);
 			else
-				background = W_CachePatchName("DARKEGG2", PU_PATCH);
+				background = W_CachePatchName("DARKEGG2", PU_PATCH_LOWPRIORITY);
 
 			V_DrawSmallScaledPatch(0, 0, 0, background);
 		}
 		else if (timetonext > 1*TICRATE && timetonext < 2*TICRATE)
 		{
 			if (!(finalecount & 3))
-				background = W_CachePatchName("BRITEGG3", PU_PATCH);
+				background = W_CachePatchName("BRITEGG3", PU_PATCH_LOWPRIORITY);
 			else
-				background = W_CachePatchName("DARKEGG3", PU_PATCH);
+				background = W_CachePatchName("DARKEGG3", PU_PATCH_LOWPRIORITY);
 
 			V_DrawSmallScaledPatch(0, 0, 0, background);
 		}
@@ -708,79 +708,79 @@ static void F_IntroDrawScene(void)
 			knucklesx += sonicx;
 			sonicx += P_ReturnThrustX(NULL, finalecount * ANG10, 3);
 
-			V_DrawSmallScaledPatch(skyx, 0, 0, (patch = W_CachePatchName("INTROSKY", PU_PATCH)));
+			V_DrawSmallScaledPatch(skyx, 0, 0, (patch = W_CachePatchName("INTROSKY", PU_PATCH_LOWPRIORITY)));
 			V_DrawSmallScaledPatch(skyx - 320, 0, 0, patch);
 			W_UnlockCachedPatch(patch);
-			V_DrawSmallScaledPatch(grassx, 0, 0, (patch = W_CachePatchName("INTROGRS", PU_PATCH)));
+			V_DrawSmallScaledPatch(grassx, 0, 0, (patch = W_CachePatchName("INTROGRS", PU_PATCH_LOWPRIORITY)));
 			V_DrawSmallScaledPatch(grassx - 320, 0, 0, patch);
 			W_UnlockCachedPatch(patch);
 
 			if (finalecount & 1)
 			{
 				// Sonic
-				V_DrawSmallScaledPatch(sonicx, 54, 0, (patch = W_CachePatchName("RUN2", PU_PATCH)));
+				V_DrawSmallScaledPatch(sonicx, 54, 0, (patch = W_CachePatchName("RUN2", PU_PATCH_LOWPRIORITY)));
 				W_UnlockCachedPatch(patch);
 
 				// Appendages
 				if (finalecount & 2)
 				{
 					// Sonic's feet
-					V_DrawSmallScaledPatch(sonicx - 8, 92, 0, (patch = W_CachePatchName("PEELOUT4", PU_PATCH)));
+					V_DrawSmallScaledPatch(sonicx - 8, 92, 0, (patch = W_CachePatchName("PEELOUT4", PU_PATCH_LOWPRIORITY)));
 					W_UnlockCachedPatch(patch);
 					// Tails' tails
-					V_DrawSmallScaledPatch(tailsx, tailsy, 0, (patch = W_CachePatchName("HELICOP2", PU_PATCH)));
+					V_DrawSmallScaledPatch(tailsx, tailsy, 0, (patch = W_CachePatchName("HELICOP2", PU_PATCH_LOWPRIORITY)));
 					W_UnlockCachedPatch(patch);
 				}
 				else
 				{
 					// Sonic's feet
-					V_DrawSmallScaledPatch(sonicx - 8, 92, 0, (patch = W_CachePatchName("PEELOUT2", PU_PATCH)));
+					V_DrawSmallScaledPatch(sonicx - 8, 92, 0, (patch = W_CachePatchName("PEELOUT2", PU_PATCH_LOWPRIORITY)));
 					W_UnlockCachedPatch(patch);
 					// Tails' tails
-					V_DrawSmallScaledPatch(tailsx, tailsy, 0, (patch = W_CachePatchName("HELICOP1", PU_PATCH)));
+					V_DrawSmallScaledPatch(tailsx, tailsy, 0, (patch = W_CachePatchName("HELICOP1", PU_PATCH_LOWPRIORITY)));
 					W_UnlockCachedPatch(patch);
 				}
 
 				// Tails
-				V_DrawSmallScaledPatch(tailsx, tailsy, 0, (patch = W_CachePatchName("FLY2", PU_PATCH)));
+				V_DrawSmallScaledPatch(tailsx, tailsy, 0, (patch = W_CachePatchName("FLY2", PU_PATCH_LOWPRIORITY)));
 				W_UnlockCachedPatch(patch);
 
 				// Knuckles
-				V_DrawSmallScaledPatch(knucklesx, knucklesy, 0, (patch = W_CachePatchName("GLIDE2", PU_PATCH)));
+				V_DrawSmallScaledPatch(knucklesx, knucklesy, 0, (patch = W_CachePatchName("GLIDE2", PU_PATCH_LOWPRIORITY)));
 				W_UnlockCachedPatch(patch);
 			}
 			else
 			{
 				// Sonic
-				V_DrawSmallScaledPatch(sonicx, 54, 0, (patch = W_CachePatchName("RUN1", PU_PATCH)));
+				V_DrawSmallScaledPatch(sonicx, 54, 0, (patch = W_CachePatchName("RUN1", PU_PATCH_LOWPRIORITY)));
 				W_UnlockCachedPatch(patch);
 
 				// Appendages
 				if (finalecount & 2)
 				{
 					// Sonic's feet
-					V_DrawSmallScaledPatch(sonicx - 8, 92, 0, (patch = W_CachePatchName("PEELOUT3", PU_PATCH)));
+					V_DrawSmallScaledPatch(sonicx - 8, 92, 0, (patch = W_CachePatchName("PEELOUT3", PU_PATCH_LOWPRIORITY)));
 					W_UnlockCachedPatch(patch);
 					// Tails' tails
-					V_DrawSmallScaledPatch(tailsx, tailsy, 0, (patch = W_CachePatchName("HELICOP2", PU_PATCH)));
+					V_DrawSmallScaledPatch(tailsx, tailsy, 0, (patch = W_CachePatchName("HELICOP2", PU_PATCH_LOWPRIORITY)));
 					W_UnlockCachedPatch(patch);
 				}
 				else
 				{
 					// Sonic's feet
-					V_DrawSmallScaledPatch(sonicx - 8, 92, 0, (patch = W_CachePatchName("PEELOUT1", PU_PATCH)));
+					V_DrawSmallScaledPatch(sonicx - 8, 92, 0, (patch = W_CachePatchName("PEELOUT1", PU_PATCH_LOWPRIORITY)));
 					W_UnlockCachedPatch(patch);
 					// Tails' tails
-					V_DrawSmallScaledPatch(tailsx, tailsy, 0, (patch = W_CachePatchName("HELICOP1", PU_PATCH)));
+					V_DrawSmallScaledPatch(tailsx, tailsy, 0, (patch = W_CachePatchName("HELICOP1", PU_PATCH_LOWPRIORITY)));
 					W_UnlockCachedPatch(patch);
 				}
 
 				// Tails
-				V_DrawSmallScaledPatch(tailsx, tailsy, 0, (patch = W_CachePatchName("FLY1", PU_PATCH)));
+				V_DrawSmallScaledPatch(tailsx, tailsy, 0, (patch = W_CachePatchName("FLY1", PU_PATCH_LOWPRIORITY)));
 				W_UnlockCachedPatch(patch);
 
 				// Knuckles
-				V_DrawSmallScaledPatch(knucklesx, knucklesy, 0, (patch = W_CachePatchName("GLIDE1", PU_PATCH)));
+				V_DrawSmallScaledPatch(knucklesx, knucklesy, 0, (patch = W_CachePatchName("GLIDE1", PU_PATCH_LOWPRIORITY)));
 				W_UnlockCachedPatch(patch);
 			}
 
@@ -813,8 +813,8 @@ static void F_IntroDrawScene(void)
 				y += (30*(FRACUNIT-scale));
 			}
 
-			rockpat = W_CachePatchName(va("ROID00%.2d", 34 - (worktics % 35)), PU_PATCH);
+			rockpat = W_CachePatchName(va("ROID00%.2d", 34 - (worktics % 35)), PU_PATCH_LOWPRIORITY);
-			glow = W_CachePatchName(va("ENDGLOW%.1d", 2+(worktics & 1)), PU_PATCH);
+			glow = W_CachePatchName(va("ENDGLOW%.1d", 2+(worktics & 1)), PU_PATCH_LOWPRIORITY);
 
 			if (worktics >= 5)
 				trans = (worktics-5)>>1;
@@ -934,7 +934,7 @@ void F_IntroDrawer(void)
 	{
 		if (intro_scenenum == 5 && intro_curtime == 5*TICRATE)
 		{
-			patch_t *radar = W_CachePatchName("RADAR", PU_PATCH);
+			patch_t *radar = W_CachePatchName("RADAR", PU_PATCH_LOWPRIORITY);
 
 			F_WipeStartScreen();
 			F_WipeColorFill(31);
@@ -947,7 +947,7 @@ void F_IntroDrawer(void)
 		}
 		else if (intro_scenenum == 7 && intro_curtime == 6*TICRATE) // Force a wipe here
 		{
-			patch_t *grass = W_CachePatchName("SGRASS2", PU_PATCH);
+			patch_t *grass = W_CachePatchName("SGRASS2", PU_PATCH_LOWPRIORITY);
 
 			F_WipeStartScreen();
 			F_WipeColorFill(31);
@@ -960,7 +960,7 @@ void F_IntroDrawer(void)
 		}
 		/*else if (intro_scenenum == 11 && intro_curtime == 7*TICRATE)
 		{
-			patch_t *confront = W_CachePatchName("CONFRONT", PU_PATCH);
+			patch_t *confront = W_CachePatchName("CONFRONT", PU_PATCH_LOWPRIORITY);
 
 			F_WipeStartScreen();
 			F_WipeColorFill(31);
@@ -973,7 +973,7 @@ void F_IntroDrawer(void)
 		}*/
 		if (intro_scenenum == 15 && intro_curtime == 7*TICRATE)
 		{
-			patch_t *sdo = W_CachePatchName("SONICDO2", PU_PATCH);
+			patch_t *sdo = W_CachePatchName("SONICDO2", PU_PATCH_LOWPRIORITY);
 
 			F_WipeStartScreen();
 			F_WipeColorFill(31);
@@ -1303,14 +1303,14 @@ void F_CreditDrawer(void)
 	V_DrawFill(0, 0, BASEVIDWIDTH, BASEVIDHEIGHT, 31);
 
 	// Zig Zagz
-	V_DrawScaledPatch(-16,               zagpos,       V_SNAPTOLEFT,         W_CachePatchName("LTZIGZAG", PU_PATCH));
+	V_DrawScaledPatch(-16,               zagpos,       V_SNAPTOLEFT,         W_CachePatchName("LTZIGZAG", PU_PATCH_LOWPRIORITY));
-	V_DrawScaledPatch(-16,               zagpos - 320, V_SNAPTOLEFT,         W_CachePatchName("LTZIGZAG", PU_PATCH));
+	V_DrawScaledPatch(-16,               zagpos - 320, V_SNAPTOLEFT,         W_CachePatchName("LTZIGZAG", PU_PATCH_LOWPRIORITY));
-	V_DrawScaledPatch(BASEVIDWIDTH + 16, zagpos,       V_SNAPTORIGHT|V_FLIP, W_CachePatchName("LTZIGZAG", PU_PATCH));
+	V_DrawScaledPatch(BASEVIDWIDTH + 16, zagpos,       V_SNAPTORIGHT|V_FLIP, W_CachePatchName("LTZIGZAG", PU_PATCH_LOWPRIORITY));
-	V_DrawScaledPatch(BASEVIDWIDTH + 16, zagpos - 320, V_SNAPTORIGHT|V_FLIP, W_CachePatchName("LTZIGZAG", PU_PATCH));
+	V_DrawScaledPatch(BASEVIDWIDTH + 16, zagpos - 320, V_SNAPTORIGHT|V_FLIP, W_CachePatchName("LTZIGZAG", PU_PATCH_LOWPRIORITY));
 
 	// Draw background pictures first
 	for (i = 0; credits_pics[i].patch; i++)
-		V_DrawSciencePatch(credits_pics[i].x<<FRACBITS, (280<<FRACBITS) + (((i*credits_height)<<FRACBITS)/(credits_numpics)) - 4*(animtimer<<FRACBITS)/5, 0, W_CachePatchName(credits_pics[i].patch, PU_PATCH), FRACUNIT>>1);
+		V_DrawSciencePatch(credits_pics[i].x<<FRACBITS, (280<<FRACBITS) + (((i*credits_height)<<FRACBITS)/(credits_numpics)) - 4*(animtimer<<FRACBITS)/5, 0, W_CachePatchName(credits_pics[i].patch, PU_PATCH_LOWPRIORITY), FRACUNIT>>1);
 
 	// Dim the background
 	V_DrawFadeScreen(0xFF00, 16);
@@ -1519,14 +1519,14 @@ void F_GameEvaluationDrawer(void)
 
 		if (goodending)
 		{
-			rockpat = W_CachePatchName(va("ROID00%.2d", 34 - (finalecount % 35)), PU_PATCH);
+			rockpat = W_CachePatchName(va("ROID00%.2d", 34 - (finalecount % 35)), PU_PATCH_LOWPRIORITY);
-			glow = W_CachePatchName(va("ENDGLOW%.1d", 2+(finalecount & 1)), PU_PATCH);
+			glow = W_CachePatchName(va("ENDGLOW%.1d", 2+(finalecount & 1)), PU_PATCH_LOWPRIORITY);
 			x -= FRACUNIT;
 		}
 		else
 		{
-			rockpat = W_CachePatchName("ROID0000", PU_LEVEL);
+			rockpat = W_CachePatchName("ROID0000", PU_PATCH_LOWPRIORITY);
-			glow = W_CachePatchName(va("ENDGLOW%.1d", (finalecount & 1)), PU_PATCH);
+			glow = W_CachePatchName(va("ENDGLOW%.1d", (finalecount & 1)), PU_PATCH_LOWPRIORITY);
 		}
 
 		if (finalecount >= 5)
@@ -1558,20 +1558,20 @@ void F_GameEvaluationDrawer(void)
 					// if j == 0 - alternate between 0 and 1
 					//         1 -                   1 and 2
 					//         2 -                   2 and not rendered
-					V_DrawFixedPatch(x+sparkloffs[j-1][0], y+sparkloffs[j-1][1], FRACUNIT, 0, W_CachePatchName(va("ENDSPKL%.1d", (j - ((sparklloop & 1) ? 0 : 1))), PU_PATCH), R_GetTranslationColormap(TC_DEFAULT, SKINCOLOR_AQUA, GTC_CACHE));
+					V_DrawFixedPatch(x+sparkloffs[j-1][0], y+sparkloffs[j-1][1], FRACUNIT, 0, W_CachePatchName(va("ENDSPKL%.1d", (j - ((sparklloop & 1) ? 0 : 1))), PU_PATCH_LOWPRIORITY), R_GetTranslationColormap(TC_DEFAULT, SKINCOLOR_AQUA, GTC_CACHE));
 				}
 				j--;
 			}
 		}
 		else
 		{
-			patch_t *eggrock = W_CachePatchName("ENDEGRK5", PU_PATCH);
+			patch_t *eggrock = W_CachePatchName("ENDEGRK5", PU_PATCH_LOWPRIORITY);
 			V_DrawFixedPatch(x, y, scale, 0, eggrock, colormap[0]);
 			if (trans < 10)
 				V_DrawFixedPatch(x, y, scale, trans<<V_ALPHASHIFT, eggrock, colormap[1]);
 			else if (sparklloop)
 				V_DrawFixedPatch(x, y, scale, (10-sparklloop)<<V_ALPHASHIFT,
-					W_CachePatchName("ENDEGRK0", PU_PATCH), colormap[1]);
+					W_CachePatchName("ENDEGRK0", PU_PATCH_LOWPRIORITY), colormap[1]);
 		}
 	}
 
@@ -1585,7 +1585,7 @@ void F_GameEvaluationDrawer(void)
 		eemeralds_cur += (360<<FRACBITS)/7;
 
 		patchname[4] = 'A'+(char)i;
-		V_DrawFixedPatch(x, y, FRACUNIT, ((emeralds & (1<<i)) ? 0 : V_80TRANS), W_CachePatchName(patchname, PU_PATCH), NULL);
+		V_DrawFixedPatch(x, y, FRACUNIT, ((emeralds & (1<<i)) ? 0 : V_80TRANS), W_CachePatchName(patchname, PU_PATCH_LOWPRIORITY), NULL);
 	}
 
 	V_DrawCreditString((BASEVIDWIDTH - V_CreditStringWidth(endingtext))<<(FRACBITS-1), (BASEVIDHEIGHT-100)<<(FRACBITS-1), 0, endingtext);
@@ -1714,32 +1714,32 @@ void F_GameEvaluationTicker(void)
 
 static void F_CacheEnding(void)
 {
-	endbrdr[1] = W_CachePatchName("ENDBRDR1", PU_PATCH);
+	endbrdr[1] = W_CachePatchName("ENDBRDR1", PU_PATCH_LOWPRIORITY);
 
-	endegrk[0] = W_CachePatchName("ENDEGRK0", PU_PATCH);
+	endegrk[0] = W_CachePatchName("ENDEGRK0", PU_PATCH_LOWPRIORITY);
-	endegrk[1] = W_CachePatchName("ENDEGRK1", PU_PATCH);
+	endegrk[1] = W_CachePatchName("ENDEGRK1", PU_PATCH_LOWPRIORITY);
 
-	endglow[0] = W_CachePatchName("ENDGLOW0", PU_PATCH);
+	endglow[0] = W_CachePatchName("ENDGLOW0", PU_PATCH_LOWPRIORITY);
-	endglow[1] = W_CachePatchName("ENDGLOW1", PU_PATCH);
+	endglow[1] = W_CachePatchName("ENDGLOW1", PU_PATCH_LOWPRIORITY);
 
-	endbgsp[0] = W_CachePatchName("ENDBGSP0", PU_PATCH);
+	endbgsp[0] = W_CachePatchName("ENDBGSP0", PU_PATCH_LOWPRIORITY);
-	endbgsp[1] = W_CachePatchName("ENDBGSP1", PU_PATCH);
+	endbgsp[1] = W_CachePatchName("ENDBGSP1", PU_PATCH_LOWPRIORITY);
-	endbgsp[2] = W_CachePatchName("ENDBGSP2", PU_PATCH);
+	endbgsp[2] = W_CachePatchName("ENDBGSP2", PU_PATCH_LOWPRIORITY);
 
-	endspkl[0] = W_CachePatchName("ENDSPKL0", PU_PATCH);
+	endspkl[0] = W_CachePatchName("ENDSPKL0", PU_PATCH_LOWPRIORITY);
-	endspkl[1] = W_CachePatchName("ENDSPKL1", PU_PATCH);
+	endspkl[1] = W_CachePatchName("ENDSPKL1", PU_PATCH_LOWPRIORITY);
-	endspkl[2] = W_CachePatchName("ENDSPKL2", PU_PATCH);
+	endspkl[2] = W_CachePatchName("ENDSPKL2", PU_PATCH_LOWPRIORITY);
 
-	endxpld[0] = W_CachePatchName("ENDXPLD0", PU_PATCH);
+	endxpld[0] = W_CachePatchName("ENDXPLD0", PU_PATCH_LOWPRIORITY);
-	endxpld[1] = W_CachePatchName("ENDXPLD1", PU_PATCH);
+	endxpld[1] = W_CachePatchName("ENDXPLD1", PU_PATCH_LOWPRIORITY);
-	endxpld[2] = W_CachePatchName("ENDXPLD2", PU_PATCH);
+	endxpld[2] = W_CachePatchName("ENDXPLD2", PU_PATCH_LOWPRIORITY);
-	endxpld[3] = W_CachePatchName("ENDXPLD3", PU_PATCH);
+	endxpld[3] = W_CachePatchName("ENDXPLD3", PU_PATCH_LOWPRIORITY);
 
-	endescp[0] = W_CachePatchName("ENDESCP0", PU_PATCH);
+	endescp[0] = W_CachePatchName("ENDESCP0", PU_PATCH_LOWPRIORITY);
-	endescp[1] = W_CachePatchName("ENDESCP1", PU_PATCH);
+	endescp[1] = W_CachePatchName("ENDESCP1", PU_PATCH_LOWPRIORITY);
-	endescp[2] = W_CachePatchName("ENDESCP2", PU_PATCH);
+	endescp[2] = W_CachePatchName("ENDESCP2", PU_PATCH_LOWPRIORITY);
-	endescp[3] = W_CachePatchName("ENDESCP3", PU_PATCH);
+	endescp[3] = W_CachePatchName("ENDESCP3", PU_PATCH_LOWPRIORITY);
-	endescp[4] = W_CachePatchName("ENDESCP4", PU_PATCH);
+	endescp[4] = W_CachePatchName("ENDESCP4", PU_PATCH_LOWPRIORITY);
 
 	// so we only need to check once
 	if ((goodending = ALL7EMERALDS(emeralds)))
@@ -1752,41 +1752,41 @@ static void F_CacheEnding(void)
 			sprdef = &skins[skinnum].sprites[SPR2_XTRA];
 			// character head, skin specific
 			sprframe = &sprdef->spriteframes[XTRA_ENDING];
-			endfwrk[0] = W_CachePatchNum(sprframe->lumppat[0], PU_PATCH);
+			endfwrk[0] = W_CachePatchNum(sprframe->lumppat[0], PU_PATCH_LOWPRIORITY);
 			sprframe = &sprdef->spriteframes[XTRA_ENDING+1];
-			endfwrk[1] = W_CachePatchNum(sprframe->lumppat[0], PU_PATCH);
+			endfwrk[1] = W_CachePatchNum(sprframe->lumppat[0], PU_PATCH_LOWPRIORITY);
 			sprframe = &sprdef->spriteframes[XTRA_ENDING+2];
-			endfwrk[2] = W_CachePatchNum(sprframe->lumppat[0], PU_PATCH);
+			endfwrk[2] = W_CachePatchNum(sprframe->lumppat[0], PU_PATCH_LOWPRIORITY);
 		}
 		else // Show a star if your character doesn't have an ending firework display. (Basically the MISSINGs for this)
 		{
-			endfwrk[0] = W_CachePatchName("ENDFWRK3", PU_PATCH);
+			endfwrk[0] = W_CachePatchName("ENDFWRK3", PU_PATCH_LOWPRIORITY);
-			endfwrk[1] = W_CachePatchName("ENDFWRK4", PU_PATCH);
+			endfwrk[1] = W_CachePatchName("ENDFWRK4", PU_PATCH_LOWPRIORITY);
-			endfwrk[2] = W_CachePatchName("ENDFWRK5", PU_PATCH);
+			endfwrk[2] = W_CachePatchName("ENDFWRK5", PU_PATCH_LOWPRIORITY);
 		}
 
-		endbrdr[0] = W_CachePatchName("ENDBRDR2", PU_PATCH);
+		endbrdr[0] = W_CachePatchName("ENDBRDR2", PU_PATCH_LOWPRIORITY);
 	}
 	else
 	{
 		// eggman, skin nonspecific
-		endfwrk[0] = W_CachePatchName("ENDFWRK0", PU_PATCH);
+		endfwrk[0] = W_CachePatchName("ENDFWRK0", PU_PATCH_LOWPRIORITY);
-		endfwrk[1] = W_CachePatchName("ENDFWRK1", PU_PATCH);
+		endfwrk[1] = W_CachePatchName("ENDFWRK1", PU_PATCH_LOWPRIORITY);
-		endfwrk[2] = W_CachePatchName("ENDFWRK2", PU_PATCH);
+		endfwrk[2] = W_CachePatchName("ENDFWRK2", PU_PATCH_LOWPRIORITY);
 
-		endbrdr[0] = W_CachePatchName("ENDBRDR0", PU_LEVEL);
+		endbrdr[0] = W_CachePatchName("ENDBRDR0", PU_PATCH_LOWPRIORITY);
 	}
 }
 
 static void F_CacheGoodEnding(void)
 {
-	endegrk[0] = W_CachePatchName("ENDEGRK2", PU_PATCH);
+	endegrk[0] = W_CachePatchName("ENDEGRK2", PU_PATCH_LOWPRIORITY);
-	endegrk[1] = W_CachePatchName("ENDEGRK3", PU_PATCH);
+	endegrk[1] = W_CachePatchName("ENDEGRK3", PU_PATCH_LOWPRIORITY);
 
-	endglow[0] = W_CachePatchName("ENDGLOW2", PU_PATCH);
+	endglow[0] = W_CachePatchName("ENDGLOW2", PU_PATCH_LOWPRIORITY);
-	endglow[1] = W_CachePatchName("ENDGLOW3", PU_PATCH);
+	endglow[1] = W_CachePatchName("ENDGLOW3", PU_PATCH_LOWPRIORITY);
 
-	endxpld[0] = W_CachePatchName("ENDEGRK4", PU_PATCH);
+	endxpld[0] = W_CachePatchName("ENDEGRK4", PU_PATCH_LOWPRIORITY);
 }
 
 void F_StartEnding(void)
@@ -1843,17 +1843,10 @@ void F_EndingDrawer(void)
 	INT32 x, y, i, j, parallaxticker;
 	patch_t *rockpat;
 
-	if (needpatchrecache)
-	{
-		F_CacheEnding();
-		if (goodending && finalecount >= INFLECTIONPOINT) // time to swap some assets
-			F_CacheGoodEnding();
-	}
-
 	if (!goodending || finalecount < INFLECTIONPOINT)
-		rockpat = W_CachePatchName("ROID0000", PU_PATCH);
+		rockpat = W_CachePatchName("ROID0000", PU_PATCH_LOWPRIORITY);
 	else
-		rockpat = W_CachePatchName(va("ROID00%.2d", 34 - ((finalecount - INFLECTIONPOINT) % 35)), PU_PATCH);
+		rockpat = W_CachePatchName(va("ROID00%.2d", 34 - ((finalecount - INFLECTIONPOINT) % 35)), PU_PATCH_LOWPRIORITY);
 
 	V_DrawFill(0, 0, BASEVIDWIDTH, BASEVIDHEIGHT, 31);
 
@@ -2190,7 +2183,7 @@ void F_EndingDrawer(void)
 				eemeralds_cur[0] += (360<<FRACBITS)/7;
 
 				patchname[4] = 'A'+(char)i;
-				V_DrawFixedPatch(x, y, FRACUNIT, 0, W_CachePatchName(patchname, PU_LEVEL), NULL);
+				V_DrawFixedPatch(x, y, FRACUNIT, 0, W_CachePatchName(patchname, PU_PATCH_LOWPRIORITY), NULL);
 			}
 		} // if (goodending...
 	} // (finalecount > 20)
@@ -2337,14 +2330,14 @@ void F_SkyScroll(INT32 scrollxspeed, INT32 scrollyspeed, const char *patchname)
 
 	if (!scrollxspeed && !scrollyspeed)
 	{
-		V_DrawPatchFill(W_CachePatchName(patchname, PU_PATCH));
+		V_DrawPatchFill(W_CachePatchName(patchname, PU_PATCH_LOWPRIORITY));
 		return;
 	}
 
-	pat = W_CachePatchName(patchname, PU_PATCH);
+	pat = W_CachePatchName(patchname, PU_PATCH_LOWPRIORITY);
 
-	patwidth = SHORT(pat->width);
+	patwidth = pat->width;
-	patheight = SHORT(pat->height);
+	patheight = pat->height;
 	pw = patwidth * dupz;
 	ph = patheight * dupz;
 
@@ -2380,7 +2373,7 @@ void F_SkyScroll(INT32 scrollxspeed, INT32 scrollyspeed, const char *patchname)
 lumpnum = W_CheckNumForName(name); \
 if (lumpnum != LUMPERROR) \
 { \
-	arr[0] = W_CachePatchName(name, PU_LEVEL); \
+	arr[0] = W_CachePatchName(name, PU_PATCH_LOWPRIORITY); \
 	arr[min(1, maxf-1)] = 0; \
 } \
 else if (strlen(name) <= 6) \
@@ -2393,7 +2386,7 @@ else if (strlen(name) <= 6) \
 		lumpname[8] = 0; \
 		lumpnum = W_CheckNumForName(lumpname); \
 		if (lumpnum != LUMPERROR) \
-			arr[i] = W_CachePatchName(lumpname, PU_LEVEL); \
+			arr[i] = W_CachePatchName(lumpname, PU_PATCH_LOWPRIORITY); \
 		else \
 			break; \
 	} \
@@ -2408,21 +2401,21 @@ static void F_CacheTitleScreen(void)
 	{
 		case TTMODE_OLD:
 		case TTMODE_NONE:
-			ttbanner = W_CachePatchName("TTBANNER", PU_LEVEL);
+			ttbanner = W_CachePatchName("TTBANNER", PU_PATCH_LOWPRIORITY);
-			ttwing = W_CachePatchName("TTWING", PU_LEVEL);
+			ttwing = W_CachePatchName("TTWING", PU_PATCH_LOWPRIORITY);
-			ttsonic = W_CachePatchName("TTSONIC", PU_LEVEL);
+			ttsonic = W_CachePatchName("TTSONIC", PU_PATCH_LOWPRIORITY);
-			ttswave1 = W_CachePatchName("TTSWAVE1", PU_LEVEL);
+			ttswave1 = W_CachePatchName("TTSWAVE1", PU_PATCH_LOWPRIORITY);
-			ttswave2 = W_CachePatchName("TTSWAVE2", PU_LEVEL);
+			ttswave2 = W_CachePatchName("TTSWAVE2", PU_PATCH_LOWPRIORITY);
-			ttswip1 = W_CachePatchName("TTSWIP1", PU_LEVEL);
+			ttswip1 = W_CachePatchName("TTSWIP1", PU_PATCH_LOWPRIORITY);
-			ttsprep1 = W_CachePatchName("TTSPREP1", PU_LEVEL);
+			ttsprep1 = W_CachePatchName("TTSPREP1", PU_PATCH_LOWPRIORITY);
-			ttsprep2 = W_CachePatchName("TTSPREP2", PU_LEVEL);
+			ttsprep2 = W_CachePatchName("TTSPREP2", PU_PATCH_LOWPRIORITY);
-			ttspop1 = W_CachePatchName("TTSPOP1", PU_LEVEL);
+			ttspop1 = W_CachePatchName("TTSPOP1", PU_PATCH_LOWPRIORITY);
-			ttspop2 = W_CachePatchName("TTSPOP2", PU_LEVEL);
+			ttspop2 = W_CachePatchName("TTSPOP2", PU_PATCH_LOWPRIORITY);
-			ttspop3 = W_CachePatchName("TTSPOP3", PU_LEVEL);
+			ttspop3 = W_CachePatchName("TTSPOP3", PU_PATCH_LOWPRIORITY);
-			ttspop4 = W_CachePatchName("TTSPOP4", PU_LEVEL);
+			ttspop4 = W_CachePatchName("TTSPOP4", PU_PATCH_LOWPRIORITY);
-			ttspop5 = W_CachePatchName("TTSPOP5", PU_LEVEL);
+			ttspop5 = W_CachePatchName("TTSPOP5", PU_PATCH_LOWPRIORITY);
-			ttspop6 = W_CachePatchName("TTSPOP6", PU_LEVEL);
+			ttspop6 = W_CachePatchName("TTSPOP6", PU_PATCH_LOWPRIORITY);
-			ttspop7 = W_CachePatchName("TTSPOP7", PU_LEVEL);
+			ttspop7 = W_CachePatchName("TTSPOP7", PU_PATCH_LOWPRIORITY);
 			break;
 
 		// don't load alacroix gfx yet; we do that upon first draw.
@@ -2542,7 +2535,7 @@ void F_StartTitleScreen(void)
 
 static void F_UnloadAlacroixGraphics(SINT8 oldttscale)
 {
-	// This all gets freed by PU_LEVEL when exiting the menus.
+	// This all gets freed by PU_PATCH_LOWPRIORITY when exiting the menus.
 	// When re-visiting the menus (e.g., from exiting in-game), the gfx are force-reloaded.
 	// So leftover addresses here should not be a problem.
 
@@ -2648,17 +2641,12 @@ static void F_FigureActiveTtScale(void)
 	SINT8 newttscale = max(1, min(6, vid.dupx));
 	SINT8 oldttscale = activettscale;
 
-	if (needpatchrecache)
+	if (newttscale == testttscale)
-		ttloaded[0] = ttloaded[1] = ttloaded[2] = ttloaded[3] = ttloaded[4] = ttloaded[5] = 0;
+		return;
-	else
-	{
-		if (newttscale == testttscale)
-			return;
 
-		// We have a new ttscale, so load gfx
+	// We have a new ttscale, so load gfx
-		if(oldttscale > 0)
+	if(oldttscale > 0)
-			F_UnloadAlacroixGraphics(oldttscale);
+		F_UnloadAlacroixGraphics(oldttscale);
-	}
 
 	testttscale = newttscale;
 
@@ -2692,9 +2680,6 @@ void F_TitleScreenDrawer(void)
 	if (modeattacking)
 		return; // We likely came here from retrying. Don't do a damn thing.
 
-	if (needpatchrecache && (curttmode != TTMODE_ALACROIX))
-		F_CacheTitleScreen();
-
 	// Draw that sky!
 	if (curbgcolor >= 0)
 		V_DrawFill(0, 0, BASEVIDWIDTH, BASEVIDHEIGHT, curbgcolor);
@@ -3658,7 +3643,7 @@ void F_ContinueDrawer(void)
 	V_DrawLevelTitle(x - (V_LevelNameWidth("Continue?")>>1), 16, 0, "Continue?");
 
 	// Two stars...
-	patch = W_CachePatchName("CONTSTAR", PU_PATCH);
+	patch = W_CachePatchName("CONTSTAR", PU_PATCH_LOWPRIORITY);
 	V_DrawScaledPatch(x-32, 160, 0, patch);
 	V_DrawScaledPatch(x+32, 160, 0, patch);
 
@@ -3666,14 +3651,14 @@ void F_ContinueDrawer(void)
 	if (timeleft > 9)
 	{
 		numbuf[7] = '1';
-		V_DrawScaledPatch(x - 10, 160, 0, W_CachePatchName(numbuf, PU_PATCH));
+		V_DrawScaledPatch(x - 10, 160, 0, W_CachePatchName(numbuf, PU_PATCH_LOWPRIORITY));
 		numbuf[7] = '0';
-		V_DrawScaledPatch(x + 10, 160, 0, W_CachePatchName(numbuf, PU_PATCH));
+		V_DrawScaledPatch(x + 10, 160, 0, W_CachePatchName(numbuf, PU_PATCH_LOWPRIORITY));
 	}
 	else
 	{
 		numbuf[7] = '0'+timeleft;
-		V_DrawScaledPatch(x, 160, 0, W_CachePatchName(numbuf, PU_PATCH));
+		V_DrawScaledPatch(x, 160, 0, W_CachePatchName(numbuf, PU_PATCH_LOWPRIORITY));
 	}
 
 	// Draw the continue markers! Show continues.
@@ -3702,7 +3687,7 @@ void F_ContinueDrawer(void)
 	}
 
 	// Spotlight
-	V_DrawScaledPatch(x, 140, 0, W_CachePatchName("CONTSPOT", PU_PATCH));
+	V_DrawScaledPatch(x, 140, 0, W_CachePatchName("CONTSPOT", PU_PATCH_LOWPRIORITY));
 
 	// warping laser
 	if (continuetime)
@@ -3739,7 +3724,7 @@ void F_ContinueDrawer(void)
 #define drawchar(dx, dy, n)	{\
 								sprdef = &contskins[n]->sprites[cont_spr2[n][0]];\
 								sprframe = &sprdef->spriteframes[cont_spr2[n][1]];\
-								patch = W_CachePatchNum(sprframe->lumppat[cont_spr2[n][2]], PU_PATCH);\
+								patch = W_CachePatchNum(sprframe->lumppat[cont_spr2[n][2]], PU_PATCH_LOWPRIORITY);\
 								V_DrawFixedPatch((dx), (dy), contskins[n]->highresscale, (sprframe->flip & (1<<cont_spr2[n][2])) ? V_FLIP : 0, patch, contcolormaps[n]);\
 							}
 
@@ -4004,10 +3989,10 @@ void F_CutsceneDrawer(void)
 	{
 		if (cutscenes[cutnum]->scene[scenenum].pichires[picnum])
 			V_DrawSmallScaledPatch(picxpos, picypos, 0,
-				W_CachePatchName(cutscenes[cutnum]->scene[scenenum].picname[picnum], PU_PATCH));
+				W_CachePatchName(cutscenes[cutnum]->scene[scenenum].picname[picnum], PU_PATCH_LOWPRIORITY));
 		else
 			V_DrawScaledPatch(picxpos,picypos, 0,
-				W_CachePatchName(cutscenes[cutnum]->scene[scenenum].picname[picnum], PU_PATCH));
+				W_CachePatchName(cutscenes[cutnum]->scene[scenenum].picname[picnum], PU_PATCH_LOWPRIORITY));
 	}
 
 	if (dofadenow && rendermode != render_none)
@@ -4493,10 +4478,10 @@ void F_TextPromptDrawer(void)
 	{
 		if (textprompts[cutnum]->page[scenenum].pichires[picnum])
 			V_DrawSmallScaledPatch(picxpos, picypos, 0,
-				W_CachePatchName(textprompts[cutnum]->page[scenenum].picname[picnum], PU_PATCH));
+				W_CachePatchName(textprompts[cutnum]->page[scenenum].picname[picnum], PU_PATCH_LOWPRIORITY));
 		else
 			V_DrawScaledPatch(picxpos,picypos, 0,
-				W_CachePatchName(textprompts[cutnum]->page[scenenum].picname[picnum], PU_PATCH));
+				W_CachePatchName(textprompts[cutnum]->page[scenenum].picname[picnum], PU_PATCH_LOWPRIORITY));
 	}
 
 	// Draw background
@@ -4506,7 +4491,7 @@ void F_TextPromptDrawer(void)
 	if (iconlump != LUMPERROR)
 	{
 		INT32 iconx, icony, scale, scaledsize;
-		patch = W_CachePatchName(textprompts[cutnum]->page[scenenum].iconname, PU_PATCH);
+		patch = W_CachePatchName(textprompts[cutnum]->page[scenenum].iconname, PU_PATCH_LOWPRIORITY);
 
 		// scale and center
 		if (patch->width > patch->height)

src/f_wipe.c

@@ -293,7 +293,7 @@ static void F_DoWipe(fademask_t *fademask)
 			else
 			{
 				// pointer to transtable that this mask would use
-				transtbl = transtables + ((9 - *mask)<<FF_TRANSSHIFT);
+				transtbl = R_GetTranslucencyTable((9 - *mask) + 1);
 
 				// DRAWING LOOP
 				while (draw_linestogo--)

src/g_demo.c

@@ -453,8 +453,7 @@ void G_WriteGhostTic(mobj_t *ghost)
 			WRITEUINT16(demo_p,oldghost.sprite);
 		if (ghostext.flags & EZT_HEIGHT)
 		{
-			height >>= FRACBITS;
+			WRITEFIXED(demo_p, height);
-			WRITEINT16(demo_p, height);
 		}
 		ghostext.flags = 0;
 	}
@@ -610,7 +609,7 @@ void G_ConsGhostTic(void)
 		if (xziptic & EZT_SPRITE)
 			demo_p += sizeof(UINT16);
 		if (xziptic & EZT_HEIGHT)
-			demo_p += sizeof(INT16);
+			demo_p += (demoversion < 0x000e) ? sizeof(INT16) : sizeof(fixed_t);
 	}
 
 	if (ziptic & GZT_FOLLOW)
@@ -842,7 +841,7 @@ void G_GhostTicker(void)
 				g->mo->sprite = READUINT16(g->p);
 			if (xziptic & EZT_HEIGHT)
 			{
-				fixed_t temp = READINT16(g->p)<<FRACBITS;
+				fixed_t temp = (g->version < 0x000e) ? READINT16(g->p)<<FRACBITS : READFIXED(g->p);
 				g->mo->height = FixedMul(temp, g->mo->scale);
 			}
 		}
@@ -1106,7 +1105,7 @@ void G_ReadMetalTic(mobj_t *metal)
 			metal->sprite = READUINT16(metal_p);
 		if (xziptic & EZT_HEIGHT)
 		{
-			fixed_t temp = READINT16(metal_p)<<FRACBITS;
+			fixed_t temp = (metalversion < 0x000e) ? READINT16(metal_p)<<FRACBITS : READFIXED(metal_p);
 			metal->height = FixedMul(temp, metal->scale);
 		}
 	}
@@ -1293,8 +1292,7 @@ void G_WriteMetalTic(mobj_t *metal)
 			WRITEUINT16(demo_p,oldmetal.sprite);
 		if (ghostext.flags & EZT_HEIGHT)
 		{
-			height >>= FRACBITS;
+			WRITEFIXED(demo_p, height);
-			WRITEINT16(demo_p, height);
 		}
 		ghostext.flags = 0;
 	}
@@ -1474,8 +1472,8 @@ void G_BeginRecording(void)
 	WRITEUINT8(demo_p,player->thrustfactor);
 	WRITEUINT8(demo_p,player->accelstart);
 	WRITEUINT8(demo_p,player->acceleration);
-	WRITEUINT8(demo_p,player->height>>FRACBITS);
+	WRITEFIXED(demo_p,player->height);
-	WRITEUINT8(demo_p,player->spinheight>>FRACBITS);
+	WRITEFIXED(demo_p,player->spinheight);
 	WRITEUINT8(demo_p,player->camerascale>>FRACBITS);
 	WRITEUINT8(demo_p,player->shieldscale>>FRACBITS);
 
@@ -1901,8 +1899,8 @@ void G_DoPlayDemo(char *defdemoname)
 	thrustfactor = READUINT8(demo_p);
 	accelstart = READUINT8(demo_p);
 	acceleration = READUINT8(demo_p);
-	height = (fixed_t)READUINT8(demo_p)<<FRACBITS;
+	height = (demoversion < 0x000e) ? (fixed_t)READUINT8(demo_p)<<FRACBITS : READFIXED(demo_p);
-	spinheight = (fixed_t)READUINT8(demo_p)<<FRACBITS;
+	spinheight = (demoversion < 0x000e) ? (fixed_t)READUINT8(demo_p)<<FRACBITS : READFIXED(demo_p);
 	camerascale = (fixed_t)READUINT8(demo_p)<<FRACBITS;
 	shieldscale = (fixed_t)READUINT8(demo_p)<<FRACBITS;
 	jumpfactor = READFIXED(demo_p);
@@ -2150,8 +2148,7 @@ void G_AddGhost(char *defdemoname)
 	p++; // thrustfactor
 	p++; // accelstart
 	p++; // acceleration
-	p++; // height
+	p += (ghostversion < 0x000e) ? 2 : 2 * sizeof(fixed_t); // height and spinheight
-	p++; // spinheight
 	p++; // camerascale
 	p++; // shieldscale
 	p += 4; // jumpfactor

src/g_game.c

@@ -1677,10 +1677,26 @@ void G_BuildTiccmd(ticcmd_t *cmd, INT32 realtics, UINT8 ssplayer)
 		}
 	}
 
-	// Note: Lat originally made the PlayerCmd hook for SRB2 Kart so credit goes to him.
+	// At this point, cmd doesn't contain the final angle yet,
+	// So we need to temporarily transform it so Lua scripters
+	// don't need to handle it differently than in other hooks.
 	if (gamestate == GS_LEVEL)
+	{
+		INT16 extra = ticcmd_oldangleturn[forplayer] - player->oldrelangleturn;
+		INT16 origangle = cmd->angleturn;
+		INT16 orighookangle = (INT16)(origangle + player->angleturn + extra);
+		INT16 origaiming = cmd->aiming;
+
+		cmd->angleturn = orighookangle;
+
 		LUAh_PlayerCmd(player, cmd);
 
+		extra = cmd->angleturn - orighookangle;
+		cmd->angleturn = origangle + extra;
+		*myangle += extra << 16;
+		*myaiming += (cmd->aiming - origaiming) << 16;
+	}
+
 	//Reset away view if a command is given.
 	if (ssplayer == 1 && (cmd->forwardmove || cmd->sidemove || cmd->buttons)
 		&& displayplayer != consoleplayer)

src/hardware/hw_cache.c

@@ -25,6 +25,7 @@
 #include "../z_zone.h"
 #include "../v_video.h"
 #include "../r_draw.h"
+#include "../r_patch.h"
 #include "../r_picformats.h"
 #include "../p_setup.h"
 
@@ -306,7 +307,7 @@ static void HWR_DrawPatchInCache(GLMipmap_t *mipmap,
 	// Draw each column to the block cache
 	for (; ncols--; block += bpp, xfrac += xfracstep)
 	{
-		patchcol = (const column_t *)((const UINT8 *)realpatch + LONG(realpatch->columnofs[xfrac>>FRACBITS]));
+		patchcol = (const column_t *)((const UINT8 *)realpatch->columns + (realpatch->columnofs[xfrac>>FRACBITS]));
 
 		HWR_DrawColumnInCache(patchcol, block, mipmap,
 								pblockheight, blockmodulo,
@@ -320,7 +321,7 @@ static void HWR_DrawPatchInCache(GLMipmap_t *mipmap,
 static void HWR_DrawTexturePatchInCache(GLMipmap_t *mipmap,
 	INT32 pblockwidth, INT32 pblockheight,
 	texture_t *texture, texpatch_t *patch,
-	const patch_t *realpatch)
+	const softwarepatch_t *realpatch)
 {
 	INT32 x, x1, x2;
 	INT32 col, ncols;
@@ -391,7 +392,7 @@ static void HWR_DrawTexturePatchInCache(GLMipmap_t *mipmap,
 	bpp = format2bpp(mipmap->format);
 
 	if (bpp < 1 || bpp > 4)
-		I_Error("HWR_DrawPatchInCache: no drawer defined for this bpp (%d)\n",bpp);
+		I_Error("HWR_DrawTexturePatchInCache: no drawer defined for this bpp (%d)\n",bpp);
 
 	// NOTE: should this actually be pblockwidth*bpp?
 	blockmodulo = pblockwidth*bpp;
@@ -446,7 +447,7 @@ static void HWR_GenerateTexture(INT32 texnum, GLMapTexture_t *grtex)
 	UINT8 *block;
 	texture_t *texture;
 	texpatch_t *patch;
-	patch_t *realpatch;
+	softwarepatch_t *realpatch;
 	UINT8 *pdata;
 	INT32 blockwidth, blockheight, blocksize;
 
@@ -502,16 +503,16 @@ static void HWR_GenerateTexture(INT32 texnum, GLMapTexture_t *grtex)
 		boolean dealloc = true;
 		size_t lumplength = W_LumpLengthPwad(patch->wad, patch->lump);
 		pdata = W_CacheLumpNumPwad(patch->wad, patch->lump, PU_CACHE);
-		realpatch = (patch_t *)pdata;
+		realpatch = (softwarepatch_t *)pdata;
 
 #ifndef NO_PNG_LUMPS
 		if (Picture_IsLumpPNG((UINT8 *)realpatch, lumplength))
-			realpatch = (patch_t *)Picture_PNGConvert(pdata, PICFMT_PATCH, NULL, NULL, NULL, NULL, lumplength, NULL, 0);
+			realpatch = (softwarepatch_t *)Picture_PNGConvert(pdata, PICFMT_DOOMPATCH, NULL, NULL, NULL, NULL, lumplength, NULL, 0);
 		else
 #endif
 #ifdef WALLFLATS
 		if (texture->type == TEXTURETYPE_FLAT)
-			realpatch = (patch_t *)Picture_Convert(PICFMT_FLAT, pdata, PICFMT_PATCH, 0, NULL, texture->width, texture->height, 0, 0, 0);
+			realpatch = (softwarepatch_t *)Picture_Convert(PICFMT_FLAT, pdata, PICFMT_DOOMPATCH, 0, NULL, texture->width, texture->height, 0, 0, 0);
 		else
 #endif
 		{
@@ -544,36 +545,20 @@ static void HWR_GenerateTexture(INT32 texnum, GLMapTexture_t *grtex)
 // patch may be NULL if grMipmap has been initialised already and makebitmap is false
 void HWR_MakePatch (const patch_t *patch, GLPatch_t *grPatch, GLMipmap_t *grMipmap, boolean makebitmap)
 {
-#ifndef NO_PNG_LUMPS
-	// lump is a png so convert it
-	size_t len = W_LumpLengthPwad(grPatch->wadnum, grPatch->lumpnum);
-	if ((patch != NULL) && Picture_IsLumpPNG((const UINT8 *)patch, len))
-		patch = (patch_t *)Picture_PNGConvert((const UINT8 *)patch, PICFMT_PATCH, NULL, NULL, NULL, NULL, len, NULL, 0);
-#endif
-
-	// don't do it twice (like a cache)
 	if (grMipmap->width == 0)
 	{
-		// save the original patch header so that the GLPatch can be casted
-		// into a standard patch_t struct and the existing code can get the
-		// orginal patch dimensions and offsets.
-		grPatch->width = SHORT(patch->width);
-		grPatch->height = SHORT(patch->height);
-		grPatch->leftoffset = SHORT(patch->leftoffset);
-		grPatch->topoffset = SHORT(patch->topoffset);
-
 		grMipmap->width = grMipmap->height = 1;
-		while (grMipmap->width < grPatch->width) grMipmap->width <<= 1;
+		while (grMipmap->width < patch->width) grMipmap->width <<= 1;
-		while (grMipmap->height < grPatch->height) grMipmap->height <<= 1;
+		while (grMipmap->height < patch->height) grMipmap->height <<= 1;
 
 		// no wrap around, no chroma key
 		grMipmap->flags = 0;
+
 		// setup the texture info
 		grMipmap->format = patchformat;
 
-		//grPatch->max_s = grPatch->max_t = 1.0f;
+		grPatch->max_s = (float)patch->width / (float)grMipmap->width;
-		grPatch->max_s = (float)grPatch->width / (float)grMipmap->width;
+		grPatch->max_t = (float)patch->height / (float)grMipmap->height;
-		grPatch->max_t = (float)grPatch->height / (float)grMipmap->height;
 	}
 
 	Z_Free(grMipmap->data);
@@ -585,7 +570,7 @@ void HWR_MakePatch (const patch_t *patch, GLPatch_t *grPatch, GLMipmap_t *grMipm
 
 		HWR_DrawPatchInCache(grMipmap,
 			grMipmap->width, grMipmap->height,
-			grPatch->width, grPatch->height,
+			patch->width, patch->height,
 			patch);
 	}
 }
@@ -598,20 +583,56 @@ void HWR_MakePatch (const patch_t *patch, GLPatch_t *grPatch, GLMipmap_t *grMipm
 static size_t gl_numtextures = 0; // Texture count
 static GLMapTexture_t *gl_textures; // For all textures
 static GLMapTexture_t *gl_flats; // For all (texture) flats, as normal flats don't need to be cached
+boolean gl_maptexturesloaded = false;
 
-void HWR_InitTextureCache(void)
+void HWR_FreeTextureData(patch_t *patch)
 {
-	gl_textures = NULL;
+	GLPatch_t *grPatch;
-	gl_flats = NULL;
+
+	if (!patch || !patch->hardware)
+		return;
+
+	grPatch = patch->hardware;
+
+	if (vid.glstate == VID_GL_LIBRARY_LOADED)
+		HWD.pfnDeleteTexture(grPatch->mipmap);
+	if (grPatch->mipmap->data)
+		Z_Free(grPatch->mipmap->data);
 }
 
-// Callback function for HWR_FreeTextureCache.
+void HWR_FreeTexture(patch_t *patch)
-static void FreeMipmapColormap(INT32 patchnum, void *patch)
 {
-	GLPatch_t* const pat = patch;
+	if (!patch)
-	(void)patchnum; //unused
+		return;
+
+	if (patch->hardware)
+	{
+		GLPatch_t *grPatch = patch->hardware;
+
+		HWR_FreeTextureColormaps(patch);
+
+		if (grPatch->mipmap)
+		{
+			HWR_FreeTextureData(patch);
+			Z_Free(grPatch->mipmap);
+		}
+
+		Z_Free(patch->hardware);
+	}
+
+	patch->hardware = NULL;
+}
+
+// Called by HWR_FreePatchCache.
+void HWR_FreeTextureColormaps(patch_t *patch)
+{
+	GLPatch_t *pat;
 
 	// The patch must be valid, obviously
+	if (!patch)
+		return;
+
+	pat = patch->hardware;
 	if (!pat)
 		return;
 
@@ -627,7 +648,7 @@ static void FreeMipmapColormap(INT32 patchnum, void *patch)
 		if (!pat->mipmap)
 			break;
 
-		// No colormap mipmap either.
+		// No colormap mipmaps either.
 		if (!pat->mipmap->nextcolormap)
 			break;
 
@@ -639,34 +660,61 @@ static void FreeMipmapColormap(INT32 patchnum, void *patch)
 		if (next->data)
 			Z_Free(next->data);
 		next->data = NULL;
+		HWD.pfnDeleteTexture(next);
 
 		// Free the old colormap mipmap from memory.
 		free(next);
 	}
 }
 
-void HWR_FreeMipmapCache(void)
+static void HWR_FreePatchCache(boolean freeall)
 {
 	INT32 i;
 
-	// free references to the textures
-	HWD.pfnClearMipMapCache();
-
-	// free all hardware-converted graphics cached in the heap
-	// our gool is only the textures since user of the texture is the texture cache
-	Z_FreeTag(PU_HWRCACHE);
-	Z_FreeTag(PU_HWRCACHE_UNLOCKED);
-
-	// Alam: free the Z_Blocks before freeing it's users
-	// free all patch colormaps after each level: must be done after ClearMipMapCache!
 	for (i = 0; i < numwadfiles; i++)
-		M_AATreeIterate(wadfiles[i]->hwrcache, FreeMipmapColormap);
+	{
+		INT32 j = 0;
+		for (; j < wadfiles[i]->numlumps; j++)
+			(freeall ? HWR_FreeTexture : HWR_FreeTextureColormaps)(wadfiles[i]->patchcache[j]);
+	}
 }
 
-void HWR_FreeTextureCache(void)
+// free all textures after each level
+void HWR_ClearAllTextures(void)
 {
-	// free references to the textures
+	HWD.pfnClearMipMapCache(); // free references to the textures
-	HWR_FreeMipmapCache();
+	HWR_FreePatchCache(true);
+}
+
+void HWR_FreeColormapCache(void)
+{
+	HWR_FreePatchCache(false);
+}
+
+void HWR_InitMapTextures(void)
+{
+	gl_textures = NULL;
+	gl_flats = NULL;
+	gl_maptexturesloaded = false;
+}
+
+static void FreeMapTexture(GLMapTexture_t *tex)
+{
+	HWD.pfnDeleteTexture(&tex->mipmap);
+	if (tex->mipmap.data)
+		Z_Free(tex->mipmap.data);
+	tex->mipmap.data = NULL;
+}
+
+void HWR_FreeMapTextures(void)
+{
+	size_t i;
+
+	for (i = 0; i < gl_numtextures; i++)
+	{
+		FreeMapTexture(&gl_textures[i]);
+		FreeMapTexture(&gl_flats[i]);
+	}
 
 	// now the heap don't have any 'user' pointing to our
 	// texturecache info, we can free it
@@ -677,22 +725,22 @@ void HWR_FreeTextureCache(void)
 	gl_textures = NULL;
 	gl_flats = NULL;
 	gl_numtextures = 0;
+	gl_maptexturesloaded = false;
 }
 
-void HWR_LoadTextures(size_t pnumtextures)
+void HWR_LoadMapTextures(size_t pnumtextures)
 {
-	// we must free it since numtextures changed
+	// we must free it since numtextures may have changed
-	HWR_FreeTextureCache();
+	HWR_FreeMapTextures();
 
-	// Why not Z_Malloc?
 	gl_numtextures = pnumtextures;
 	gl_textures = calloc(gl_numtextures, sizeof(*gl_textures));
 	gl_flats = calloc(gl_numtextures, sizeof(*gl_flats));
 
-	// Doesn't tell you which it _is_, but hopefully
-	// should never ever happen (right?!)
 	if ((gl_textures == NULL) || (gl_flats == NULL))
-		I_Error("HWR_LoadTextures: ran out of memory for OpenGL textures. Sad!");
+		I_Error("HWR_LoadMapTextures: ran out of memory for OpenGL textures");
+
+	gl_maptexturesloaded = true;
 }
 
 void HWR_SetPalette(RGBA_t *palette)
@@ -730,7 +778,6 @@ GLMapTexture_t *HWR_GetTexture(INT32 tex)
 	// If hardware does not have the texture, then call pfnSetTexture to upload it
 	if (!grtex->mipmap.downloaded)
 		HWD.pfnSetTexture(&grtex->mipmap);
-
 	HWR_SetCurrentTexture(&grtex->mipmap);
 
 	// The system-memory data can be purged now.
@@ -806,17 +853,19 @@ static void HWR_CacheTextureAsFlat(GLMipmap_t *grMipmap, INT32 texturenum)
 void HWR_LiterallyGetFlat(lumpnum_t flatlumpnum)
 {
 	GLMipmap_t *grmip;
+	patch_t *patch;
+
 	if (flatlumpnum == LUMPERROR)
 		return;
 
-	grmip = HWR_GetCachedGLPatch(flatlumpnum)->mipmap;
+	patch = HWR_GetCachedGLPatch(flatlumpnum);
+	grmip = ((GLPatch_t *)Patch_AllocateHardwarePatch(patch))->mipmap;
 	if (!grmip->downloaded && !grmip->data)
 		HWR_CacheFlat(grmip, flatlumpnum);
 
 	// If hardware does not have the texture, then call pfnSetTexture to upload it
 	if (!grmip->downloaded)
 		HWD.pfnSetTexture(grmip);
-
 	HWR_SetCurrentTexture(grmip);
 
 	// The system-memory data can be purged now.
@@ -854,7 +903,6 @@ void HWR_GetLevelFlat(levelflat_t *levelflat)
 		// If hardware does not have the texture, then call pfnSetTexture to upload it
 		if (!grtex->mipmap.downloaded)
 			HWD.pfnSetTexture(&grtex->mipmap);
-
 		HWR_SetCurrentTexture(&grtex->mipmap);
 
 		// The system-memory data can be purged now.
@@ -862,9 +910,9 @@ void HWR_GetLevelFlat(levelflat_t *levelflat)
 	}
 	else if (levelflat->type == LEVELFLAT_PATCH)
 	{
-		GLPatch_t *patch = W_CachePatchNum(levelflat->u.flat.lumpnum, PU_CACHE);
+		patch_t *patch = W_CachePatchNum(levelflat->u.flat.lumpnum, PU_CACHE);
-		levelflat->width = (UINT16)SHORT(patch->width);
+		levelflat->width = (UINT16)(patch->width);
-		levelflat->height = (UINT16)SHORT(patch->height);
+		levelflat->height = (UINT16)(patch->height);
 		HWR_GetPatch(patch);
 	}
 #ifndef NO_PNG_LUMPS
@@ -911,89 +959,61 @@ void HWR_GetLevelFlat(levelflat_t *levelflat)
 		HWR_SetCurrentTexture(NULL);
 }
 
-//
+// --------------------+
-// HWR_LoadMappedPatch(): replace the skin color of the sprite in cache
+// HWR_LoadPatchMipmap : Generates a patch into a mipmap, usually the mipmap inside the patch itself
-//                          : load it first in doom cache if not already
+// --------------------+
-//
+static void HWR_LoadPatchMipmap(patch_t *patch, GLMipmap_t *grMipmap)
-static void HWR_LoadMappedPatch(GLMipmap_t *grmip, GLPatch_t *gpatch)
 {
-	if (!grmip->downloaded && !grmip->data)
+	GLPatch_t *grPatch = patch->hardware;
-	{
+	if (!grMipmap->downloaded && !grMipmap->data)
-		patch_t *patch = gpatch->rawpatch;
+		HWR_MakePatch(patch, grPatch, grMipmap, true);
-		if (!patch)
-			patch = W_CacheLumpNumPwad(gpatch->wadnum, gpatch->lumpnum, PU_STATIC);
-		HWR_MakePatch(patch, gpatch, grmip, true);
-
-		// You can't free rawpatch for some reason?
-		// (Obviously I can't, sprite rotation needs that...)
-		if (!gpatch->rawpatch)
-			Z_Free(patch);
-	}
 
 	// If hardware does not have the texture, then call pfnSetTexture to upload it
-	if (!grmip->downloaded)
+	if (!grMipmap->downloaded)
-		HWD.pfnSetTexture(grmip);
+		HWD.pfnSetTexture(grMipmap);
-
+	HWR_SetCurrentTexture(grMipmap);
-	HWR_SetCurrentTexture(grmip);
 
 	// The system-memory data can be purged now.
-	Z_ChangeTag(grmip->data, PU_HWRCACHE_UNLOCKED);
+	Z_ChangeTag(grMipmap->data, PU_HWRCACHE_UNLOCKED);
 }
 
 // -----------------+
 // HWR_GetPatch     : Download a patch to the hardware cache and make it ready for use
 // -----------------+
-void HWR_GetPatch(GLPatch_t *gpatch)
+void HWR_GetPatch(patch_t *patch)
 {
-	// is it in hardware cache
+	if (!patch->hardware)
-	if (!gpatch->mipmap->downloaded && !gpatch->mipmap->data)
+		Patch_CreateGL(patch);
-	{
+	HWR_LoadPatchMipmap(patch, ((GLPatch_t *)patch->hardware)->mipmap);
-		// load the software patch, PU_STATIC or the Z_Malloc for hardware patch will
-		// flush the software patch before the conversion! oh yeah I suffered
-		patch_t *ptr = gpatch->rawpatch;
-		if (!ptr)
-			ptr = W_CacheLumpNumPwad(gpatch->wadnum, gpatch->lumpnum, PU_STATIC);
-		HWR_MakePatch(ptr, gpatch, gpatch->mipmap, true);
-
-		// this is inefficient.. but the hardware patch in heap is purgeable so it should
-		// not fragment memory, and besides the REAL cache here is the hardware memory
-		if (!gpatch->rawpatch)
-			Z_Free(ptr);
-	}
-
-	// If hardware does not have the texture, then call pfnSetTexture to upload it
-	if (!gpatch->mipmap->downloaded)
-		HWD.pfnSetTexture(gpatch->mipmap);
-
-	HWR_SetCurrentTexture(gpatch->mipmap);
-
-	// The system-memory patch data can be purged now.
-	Z_ChangeTag(gpatch->mipmap->data, PU_HWRCACHE_UNLOCKED);
 }
 
-
 // -------------------+
 // HWR_GetMappedPatch : Same as HWR_GetPatch for sprite color
 // -------------------+
-void HWR_GetMappedPatch(GLPatch_t *gpatch, const UINT8 *colormap)
+void HWR_GetMappedPatch(patch_t *patch, const UINT8 *colormap)
 {
-	GLMipmap_t *grmip, *newmip;
+	GLPatch_t *grPatch;
+	GLMipmap_t *grMipmap, *newMipmap;
+
+	if (!patch->hardware)
+		Patch_CreateGL(patch);
+	grPatch = patch->hardware;
 
 	if (colormap == colormaps || colormap == NULL)
 	{
-		// Load the default (green) color in doom cache (temporary?) AND hardware cache
+		// Load the default (green) color in hardware cache
-		HWR_GetPatch(gpatch);
+		HWR_GetPatch(patch);
 		return;
 	}
 
 	// search for the mimmap
 	// skip the first (no colormap translated)
-	for (grmip = gpatch->mipmap; grmip->nextcolormap; )
+	for (grMipmap = grPatch->mipmap; grMipmap->nextcolormap; )
 	{
-		grmip = grmip->nextcolormap;
+		grMipmap = grMipmap->nextcolormap;
-		if (grmip->colormap == colormap)
+		if (grMipmap->colormap == colormap)
 		{
-			HWR_LoadMappedPatch(grmip, gpatch);
+			HWR_LoadPatchMipmap(patch, grMipmap);
 			return;
 		}
 	}
@@ -1002,15 +1022,15 @@ void HWR_GetMappedPatch(GLPatch_t *gpatch, const UINT8 *colormap)
 
 	//BP: WARNING: don't free it manually without clearing the cache of harware renderer
 	//              (it have a liste of mipmap)
-	//    this malloc is cleared in HWR_FreeTextureCache
+	//    this malloc is cleared in HWR_FreeColormapCache
 	//    (...) unfortunately z_malloc fragment alot the memory :(so malloc is better
-	newmip = calloc(1, sizeof (*newmip));
+	newMipmap = calloc(1, sizeof (*newMipmap));
-	if (newmip == NULL)
+	if (newMipmap == NULL)
 		I_Error("%s: Out of memory", "HWR_GetMappedPatch");
-	grmip->nextcolormap = newmip;
+	grMipmap->nextcolormap = newMipmap;
 
-	newmip->colormap = colormap;
+	newMipmap->colormap = colormap;
-	HWR_LoadMappedPatch(newmip, gpatch);
+	HWR_LoadPatchMipmap(patch, newMipmap);
 }
 
 void HWR_UnlockCachedPatch(GLPatch_t *gpatch)
@@ -1100,79 +1120,73 @@ static void HWR_DrawPicInCache(UINT8 *block, INT32 pblockwidth, INT32 pblockheig
 // HWR_GetPic       : Download a Doom pic (raw row encoded with no 'holes')
 // Returns          :
 // -----------------+
-GLPatch_t *HWR_GetPic(lumpnum_t lumpnum)
+patch_t *HWR_GetPic(lumpnum_t lumpnum)
 {
-	GLPatch_t *grpatch = HWR_GetCachedGLPatch(lumpnum);
+	patch_t *patch = HWR_GetCachedGLPatch(lumpnum);
-	if (!grpatch->mipmap->downloaded && !grpatch->mipmap->data)
+	GLPatch_t *grPatch = (GLPatch_t *)(patch->hardware);
+
+	if (!grPatch->mipmap->downloaded && !grPatch->mipmap->data)
 	{
 		pic_t *pic;
 		UINT8 *block;
 		size_t len;
 
 		pic = W_CacheLumpNum(lumpnum, PU_CACHE);
-		grpatch->width = SHORT(pic->width);
+		patch->width = SHORT(pic->width);
-		grpatch->height = SHORT(pic->height);
+		patch->height = SHORT(pic->height);
 		len = W_LumpLength(lumpnum) - sizeof (pic_t);
 
-		grpatch->leftoffset = 0;
+		grPatch->mipmap->width = (UINT16)patch->width;
-		grpatch->topoffset = 0;
+		grPatch->mipmap->height = (UINT16)patch->height;
-
-		grpatch->mipmap->width = (UINT16)grpatch->width;
-		grpatch->mipmap->height = (UINT16)grpatch->height;
 
 		if (pic->mode == PALETTE)
-			grpatch->mipmap->format = textureformat; // can be set by driver
+			grPatch->mipmap->format = textureformat; // can be set by driver
 		else
-			grpatch->mipmap->format = picmode2GR[pic->mode];
+			grPatch->mipmap->format = picmode2GR[pic->mode];
 
-		Z_Free(grpatch->mipmap->data);
+		Z_Free(grPatch->mipmap->data);
 
 		// allocate block
-		block = MakeBlock(grpatch->mipmap);
+		block = MakeBlock(grPatch->mipmap);
 
-		if (grpatch->width  == SHORT(pic->width) &&
+		if (patch->width  == SHORT(pic->width) &&
-			grpatch->height == SHORT(pic->height) &&
+			patch->height == SHORT(pic->height) &&
-			format2bpp(grpatch->mipmap->format) == format2bpp(picmode2GR[pic->mode]))
+			format2bpp(grPatch->mipmap->format) == format2bpp(picmode2GR[pic->mode]))
 		{
 			// no conversion needed
-			M_Memcpy(grpatch->mipmap->data, pic->data,len);
+			M_Memcpy(grPatch->mipmap->data, pic->data,len);
 		}
 		else
 			HWR_DrawPicInCache(block, SHORT(pic->width), SHORT(pic->height),
-			                   SHORT(pic->width)*format2bpp(grpatch->mipmap->format),
+			                   SHORT(pic->width)*format2bpp(grPatch->mipmap->format),
 			                   pic,
-			                   format2bpp(grpatch->mipmap->format));
+			                   format2bpp(grPatch->mipmap->format));
 
 		Z_Unlock(pic);
 		Z_ChangeTag(block, PU_HWRCACHE_UNLOCKED);
 
-		grpatch->mipmap->flags = 0;
+		grPatch->mipmap->flags = 0;
-		grpatch->max_s = grpatch->max_t = 1.0f;
+		grPatch->max_s = grPatch->max_t = 1.0f;
 	}
-	HWD.pfnSetTexture(grpatch->mipmap);
+	HWD.pfnSetTexture(grPatch->mipmap);
-	//CONS_Debug(DBG_RENDER, "picloaded at %x as texture %d\n",grpatch->mipmap.data, grpatch->mipmap.downloaded);
+	//CONS_Debug(DBG_RENDER, "picloaded at %x as texture %d\n",grPatch->mipmap->data, grPatch->mipmap->downloaded);
 
-	return grpatch;
+	return patch;
 }
 
-GLPatch_t *HWR_GetCachedGLPatchPwad(UINT16 wadnum, UINT16 lumpnum)
+patch_t *HWR_GetCachedGLPatchPwad(UINT16 wadnum, UINT16 lumpnum)
 {
-	aatree_t *hwrcache = wadfiles[wadnum]->hwrcache;
+	lumpcache_t *lumpcache = wadfiles[wadnum]->patchcache;
-	GLPatch_t *grpatch;
+	if (!lumpcache[lumpnum])
-
-	if (!(grpatch = M_AATreeGet(hwrcache, lumpnum)))
 	{
-		grpatch = Z_Calloc(sizeof(GLPatch_t), PU_HWRPATCHINFO, NULL);
+		void *ptr = Z_Calloc(sizeof(patch_t), PU_PATCH, &lumpcache[lumpnum]);
-		grpatch->wadnum = wadnum;
+		Patch_Create(NULL, 0, ptr);
-		grpatch->lumpnum = lumpnum;
+		Patch_AllocateHardwarePatch(ptr);
-		grpatch->mipmap = Z_Calloc(sizeof(GLMipmap_t), PU_HWRPATCHINFO, NULL);
-		M_AATreeSet(hwrcache, lumpnum, grpatch);
 	}
-
+	return (patch_t *)(lumpcache[lumpnum]);
-	return grpatch;
 }
 
-GLPatch_t *HWR_GetCachedGLPatch(lumpnum_t lumpnum)
+patch_t *HWR_GetCachedGLPatch(lumpnum_t lumpnum)
 {
 	return HWR_GetCachedGLPatchPwad(WADFILENUM(lumpnum),LUMPNUM(lumpnum));
 }
@@ -1192,8 +1206,8 @@ static void HWR_DrawFadeMaskInCache(GLMipmap_t *mipmap, INT32 pblockwidth, INT32
 	W_ReadLump(fademasklumpnum, Z_Malloc(W_LumpLength(fademasklumpnum),
 		PU_HWRCACHE, &flat));
 
-	stepy = ((INT32)SHORT(fmheight)<<FRACBITS)/pblockheight;
+	stepy = ((INT32)fmheight<<FRACBITS)/pblockheight;
-	stepx = ((INT32)SHORT(fmwidth)<<FRACBITS)/pblockwidth;
+	stepx = ((INT32)fmwidth<<FRACBITS)/pblockwidth;
 	posy = 0;
 	for (j = 0; j < pblockheight; j++)
 	{
@@ -1265,7 +1279,8 @@ static void HWR_CacheFadeMask(GLMipmap_t *grMipmap, lumpnum_t fademasklumpnum)
 
 void HWR_GetFadeMask(lumpnum_t fademasklumpnum)
 {
-	GLMipmap_t *grmip = HWR_GetCachedGLPatch(fademasklumpnum)->mipmap;
+	patch_t *patch = HWR_GetCachedGLPatch(fademasklumpnum);
+	GLMipmap_t *grmip = ((GLPatch_t *)Patch_AllocateHardwarePatch(patch))->mipmap;
 	if (!grmip->downloaded && !grmip->data)
 		HWR_CacheFadeMask(grmip, fademasklumpnum);
 

src/hardware/hw_data.h

@@ -43,20 +43,19 @@ typedef enum GLTextureFormat_e
 //                NULL if the texture is not in Doom heap cache.
 struct GLMipmap_s
 {
-	//for TexDownloadMipMap
+	// for TexDownloadMipMap
-	GLTextureFormat_t format;
+	GLTextureFormat_t     format;
-	void              *data;
+	void                 *data;
 
-	UINT32          flags;
+	UINT32                flags;
-	UINT16          height;
+	UINT16                height;
-	UINT16          width;
+	UINT16                width;
-	UINT32          downloaded;     // the dll driver have it in there cache ?
+	UINT32                downloaded;     // The GPU has this texture.
 
 	struct GLMipmap_s    *nextcolormap;
 	const UINT8          *colormap;
 
-	// opengl
+	struct GLMipmap_s    *nextmipmap; // Linked list of all textures
-	struct GLMipmap_s *nextmipmap; // opengl : liste of all texture in opengl driver
 };
 typedef struct GLMipmap_s GLMipmap_t;
 
@@ -73,23 +72,10 @@ struct GLMapTexture_s
 typedef struct GLMapTexture_s GLMapTexture_t;
 
 
-// a cached patch as converted to hardware format, holding the original patch_t
+// a cached patch as converted to hardware format
-// header so that the existing code can retrieve ->width, ->height as usual
-// This is returned by W_CachePatchNum()/W_CachePatchName(), when rendermode
-// is 'render_opengl'. Else it returns the normal patch_t data.
-
 struct GLPatch_s
 {
-	// the 4 first fields come right away from the original patch_t
-	INT16               width;
-	INT16               height;
-	INT16               leftoffset;     // pixels to the left of origin
-	INT16               topoffset;      // pixels below the origin
-	//
 	float               max_s,max_t;
-	UINT16              wadnum;      // the software patch lump num for when the hardware patch
-	UINT16              lumpnum;     // was flushed, and we need to re-create it
-	void                *rawpatch;   // :^)
 	GLMipmap_t          *mipmap;
 } ATTRPACK;
 typedef struct GLPatch_s GLPatch_t;

src/hardware/hw_defs.h

@@ -212,35 +212,32 @@ typedef struct
 // You pass a combination of these flags to DrawPolygon()
 enum EPolyFlags
 {
-		// the first 5 are mutually exclusive
+	// Mutually exclusive blend flags
-
+	PF_Masked           = 0x00000001,   // Poly is alpha scaled and 0 alpha pixels are discarded (holes in texture)
-	PF_Masked           = 0x00000001,   // Poly is alpha scaled and 0 alpha pels are discarded (holes in texture)
 	PF_Translucent      = 0x00000002,   // Poly is transparent, alpha = level of transparency
-	PF_Additive         = 0x00000004,   // Poly is added to the frame buffer
+	PF_Environment      = 0x00000004,   // Poly should be drawn environment mapped. (Hurdler: used for text drawing)
-	PF_Environment      = 0x00000008,   // Poly should be drawn environment mapped.
+	PF_Additive         = 0x00000008,   // Additive color blending
-	                                    // Hurdler: used for text drawing
+	PF_AdditiveSource   = 0x00000010,   // Source blending factor is additive. This is the opposite of regular additive blending.
-	PF_Substractive     = 0x00000010,   // for splat
+	PF_Subtractive      = 0x00000020,   // Subtractive color blending
-	PF_NoAlphaTest      = 0x00000020,   // hiden param
+	PF_ReverseSubtract  = 0x00000040,   // Reverse subtract, used in wall splats (decals)
-	PF_Fog              = 0x00000040,   // Fog blocks
+	PF_Multiplicative   = 0x00000080,   // Multiplicative color blending
-	PF_Blending         = (PF_Environment|PF_Additive|PF_Translucent|PF_Masked|PF_Substractive|PF_Fog)&~PF_NoAlphaTest,
+	PF_Fog              = 0x20000000,   // Fog blocks
+	PF_NoAlphaTest      = 0x40000000,   // Disables alpha testing
+	PF_Blending         = (PF_Masked|PF_Translucent|PF_Environment|PF_Additive|PF_AdditiveSource|PF_Subtractive|PF_ReverseSubtract|PF_Multiplicative|PF_Fog) & ~PF_NoAlphaTest,
 
-		// other flag bits
+	// other flag bits
-
+	PF_Occlude          = 0x00000100,   // Updates the depth buffer
-	PF_Occlude          = 0x00000100,   // Update the depth buffer
+	PF_NoDepthTest      = 0x00000200,   // Disables the depth test mode
-	PF_NoDepthTest      = 0x00000200,   // Disable the depth test mode
+	PF_Invisible        = 0x00000400,   // Disables write to color buffer
-	PF_Invisible        = 0x00000400,   // Disable write to color buffer
+	PF_Decal            = 0x00000800,   // Enables polygon offset
-	PF_Decal            = 0x00000800,   // Enable polygon offset
 	PF_Modulated        = 0x00001000,   // Modulation (multiply output with constant ARGB)
 	                                    // When set, pass the color constant into the FSurfaceInfo -> PolyColor
-	PF_NoTexture        = 0x00002000,   // Use the small white texture
+	PF_NoTexture        = 0x00002000,   // Disables texturing
-	PF_Corona           = 0x00004000,   // Tell the rendrer we are drawing a corona
+	PF_Corona           = 0x00004000,   // Tells the renderer we are drawing a corona
-	PF_Ripple           = 0x00008000,   // Water shader effect
+	PF_Ripple           = 0x00008000,   // Water effect shader
-	PF_RemoveYWrap      = 0x00010000,   // Force clamp texture on Y
+	PF_RemoveYWrap      = 0x00010000,   // Forces clamp texture on Y
-	PF_ForceWrapX       = 0x00020000,   // Force repeat texture on X
+	PF_ForceWrapX       = 0x00020000,   // Forces repeat texture on X
-	PF_ForceWrapY       = 0x00040000,   // Force repeat texture on Y
+	PF_ForceWrapY       = 0x00040000    // Forces repeat texture on Y
-	PF_Clip             = 0x40000000,   // clip to frustum and nearz plane (glide only, automatic in opengl)
-	PF_NoZClip          = 0x20000000,   // in conjonction with PF_Clip
-	PF_Debug            = 0x80000000    // print debug message in driver :)
 };
 
 
@@ -295,6 +292,16 @@ enum hwdsetspecialstate
 
 typedef enum hwdsetspecialstate hwdspecialstate_t;
 
+// Lactozilla: Shader options
+enum hwdshaderoption
+{
+	HWD_SHADEROPTION_OFF,
+	HWD_SHADEROPTION_ON,
+	HWD_SHADEROPTION_NOCUSTOM,
+};
+
+typedef enum hwdshaderoption hwdshaderoption_t;
+
 // Lactozilla: Shader info
 // Generally set at the start of the frame.
 enum hwdshaderinfo

src/hardware/hw_draw.c

@@ -68,10 +68,11 @@ static UINT8 softwaretranstogl_lo[11] = {  0, 12, 24, 36, 48, 60, 71, 83, 95,111
 // Notes            : x,y : positions relative to the original Doom resolution
 //                  : textes(console+score) + menus + status bar
 // -----------------+
-void HWR_DrawPatch(GLPatch_t *gpatch, INT32 x, INT32 y, INT32 option)
+void HWR_DrawPatch(patch_t *gpatch, INT32 x, INT32 y, INT32 option)
 {
 	FOutVector v[4];
 	FBITFIELD flags;
+	GLPatch_t *hwrPatch;
 
 //  3--2
 //  | /|
@@ -84,6 +85,7 @@ void HWR_DrawPatch(GLPatch_t *gpatch, INT32 x, INT32 y, INT32 option)
 
 	// make patch ready in hardware cache
 	HWR_GetPatch(gpatch);
+	hwrPatch = ((GLPatch_t *)gpatch->hardware);
 
 	switch (option & V_SCALEPATCHMASK)
 	{
@@ -103,17 +105,17 @@ void HWR_DrawPatch(GLPatch_t *gpatch, INT32 x, INT32 y, INT32 option)
 	if (option & V_NOSCALESTART)
 		sdupx = sdupy = 2.0f;
 
-	v[0].x = v[3].x = (x*sdupx-SHORT(gpatch->leftoffset)*pdupx)/vid.width - 1;
+	v[0].x = v[3].x = (x*sdupx-(gpatch->leftoffset)*pdupx)/vid.width - 1;
-	v[2].x = v[1].x = (x*sdupx+(SHORT(gpatch->width)-SHORT(gpatch->leftoffset))*pdupx)/vid.width - 1;
+	v[2].x = v[1].x = (x*sdupx+(gpatch->width-gpatch->leftoffset)*pdupx)/vid.width - 1;
-	v[0].y = v[1].y = 1-(y*sdupy-SHORT(gpatch->topoffset)*pdupy)/vid.height;
+	v[0].y = v[1].y = 1-(y*sdupy-(gpatch->topoffset)*pdupy)/vid.height;
-	v[2].y = v[3].y = 1-(y*sdupy+(SHORT(gpatch->height)-SHORT(gpatch->topoffset))*pdupy)/vid.height;
+	v[2].y = v[3].y = 1-(y*sdupy+(gpatch->height-gpatch->topoffset)*pdupy)/vid.height;
 
 	v[0].z = v[1].z = v[2].z = v[3].z = 1.0f;
 
 	v[0].s = v[3].s = 0.0f;
-	v[2].s = v[1].s = gpatch->max_s;
+	v[2].s = v[1].s = hwrPatch->max_s;
 	v[0].t = v[1].t = 0.0f;
-	v[2].t = v[3].t = gpatch->max_t;
+	v[2].t = v[3].t = hwrPatch->max_t;
 
 	flags = PF_Translucent|PF_NoDepthTest;
 
@@ -126,13 +128,14 @@ void HWR_DrawPatch(GLPatch_t *gpatch, INT32 x, INT32 y, INT32 option)
 	HWD.pfnDrawPolygon(NULL, v, 4, flags);
 }
 
-void HWR_DrawStretchyFixedPatch(GLPatch_t *gpatch, fixed_t x, fixed_t y, fixed_t pscale, fixed_t vscale, INT32 option, const UINT8 *colormap)
+void HWR_DrawStretchyFixedPatch(patch_t *gpatch, fixed_t x, fixed_t y, fixed_t pscale, fixed_t vscale, INT32 option, const UINT8 *colormap)
 {
 	FOutVector v[4];
 	FBITFIELD flags;
 	float cx = FIXED_TO_FLOAT(x);
 	float cy = FIXED_TO_FLOAT(y);
 	UINT8 alphalevel = ((option & V_ALPHAMASK) >> V_ALPHASHIFT);
+	GLPatch_t *hwrPatch;
 
 //  3--2
 //  | /|
@@ -151,6 +154,8 @@ void HWR_DrawStretchyFixedPatch(GLPatch_t *gpatch, fixed_t x, fixed_t y, fixed_t
 	else
 		HWR_GetMappedPatch(gpatch, colormap);
 
+	hwrPatch = ((GLPatch_t *)gpatch->hardware);
+
 	dupx = (float)vid.dupx;
 	dupy = (float)vid.dupy;
 
@@ -181,13 +186,13 @@ void HWR_DrawStretchyFixedPatch(GLPatch_t *gpatch, fixed_t x, fixed_t y, fixed_t
 
 		// left offset
 		if (option & V_FLIP)
-			offsetx = (float)(SHORT(gpatch->width) - SHORT(gpatch->leftoffset)) * fscalew;
+			offsetx = (float)(gpatch->width - gpatch->leftoffset) * fscalew;
 		else
-			offsetx = (float)SHORT(gpatch->leftoffset) * fscalew;
+			offsetx = (float)(gpatch->leftoffset) * fscalew;
 
 		// top offset
 		// TODO: make some kind of vertical version of V_FLIP, maybe by deprecating V_OFFSET in future?!?
-		offsety = (float)SHORT(gpatch->topoffset) * fscaleh;
+		offsety = (float)(gpatch->topoffset) * fscaleh;
 
 		if ((option & (V_NOSCALESTART|V_OFFSET)) == (V_NOSCALESTART|V_OFFSET)) // Multiply by dupx/dupy for crosshairs
 		{
@@ -277,17 +282,14 @@ void HWR_DrawStretchyFixedPatch(GLPatch_t *gpatch, fixed_t x, fixed_t y, fixed_t
 			// if it's meant to cover the whole screen, black out the rest (ONLY IF TOP LEFT ISN'T TRANSPARENT)
 			// cx and cy are possibly *slightly* off from float maths
 			// This is done before here compared to software because we directly alter cx and cy to centre
-			if (cx >= -0.1f && cx <= 0.1f && SHORT(gpatch->width) == BASEVIDWIDTH && cy >= -0.1f && cy <= 0.1f && SHORT(gpatch->height) == BASEVIDHEIGHT)
+			if (cx >= -0.1f && cx <= 0.1f && gpatch->width == BASEVIDWIDTH && cy >= -0.1f && cy <= 0.1f && gpatch->height == BASEVIDHEIGHT)
 			{
-				// Need to temporarily cache the real patch to get the colour of the top left pixel
+				const column_t *column = (const column_t *)((const UINT8 *)(gpatch->columns) + (gpatch->columnofs[0]));
-				patch_t *realpatch = W_CacheSoftwarePatchNumPwad(gpatch->wadnum, gpatch->lumpnum, PU_STATIC);
-				const column_t *column = (const column_t *)((const UINT8 *)(realpatch) + LONG((realpatch)->columnofs[0]));
 				if (!column->topdelta)
 				{
 					const UINT8 *source = (const UINT8 *)(column) + 3;
 					HWR_DrawFill(0, 0, BASEVIDWIDTH, BASEVIDHEIGHT, (column->topdelta == 0xff ? 31 : source[0]));
 				}
-				Z_Free(realpatch);
 			}
 			// centre screen
 			if (fabsf((float)vid.width - (float)BASEVIDWIDTH * dupx) > 1.0E-36f)
@@ -317,13 +319,13 @@ void HWR_DrawStretchyFixedPatch(GLPatch_t *gpatch, fixed_t x, fixed_t y, fixed_t
 
 	if (pscale != FRACUNIT || (splitscreen && option & V_PERPLAYER))
 	{
-		fwidth = (float)SHORT(gpatch->width) * fscalew * dupx;
+		fwidth = (float)(gpatch->width) * fscalew * dupx;
-		fheight = (float)SHORT(gpatch->height) * fscaleh * dupy;
+		fheight = (float)(gpatch->height) * fscaleh * dupy;
 	}
 	else
 	{
-		fwidth = (float)SHORT(gpatch->width) * dupx;
+		fwidth = (float)(gpatch->width) * dupx;
-		fheight = (float)SHORT(gpatch->height) * dupy;
+		fheight = (float)(gpatch->height) * dupy;
 	}
 
 	// positions of the cx, cy, are between 0 and vid.width/vid.height now, we need them to be between -1 and 1
@@ -345,17 +347,17 @@ void HWR_DrawStretchyFixedPatch(GLPatch_t *gpatch, fixed_t x, fixed_t y, fixed_t
 
 	if (option & V_FLIP)
 	{
-		v[0].s = v[3].s = gpatch->max_s;
+		v[0].s = v[3].s = hwrPatch->max_s;
 		v[2].s = v[1].s = 0.0f;
 	}
 	else
 	{
 		v[0].s = v[3].s = 0.0f;
-		v[2].s = v[1].s = gpatch->max_s;
+		v[2].s = v[1].s = hwrPatch->max_s;
 	}
 
 	v[0].t = v[1].t = 0.0f;
-	v[2].t = v[3].t = gpatch->max_t;
+	v[2].t = v[3].t = hwrPatch->max_t;
 
 	flags = PF_Translucent|PF_NoDepthTest;
 
@@ -380,13 +382,14 @@ void HWR_DrawStretchyFixedPatch(GLPatch_t *gpatch, fixed_t x, fixed_t y, fixed_t
 		HWD.pfnDrawPolygon(NULL, v, 4, flags);
 }
 
-void HWR_DrawCroppedPatch(GLPatch_t *gpatch, fixed_t x, fixed_t y, fixed_t pscale, INT32 option, fixed_t sx, fixed_t sy, fixed_t w, fixed_t h)
+void HWR_DrawCroppedPatch(patch_t *gpatch, fixed_t x, fixed_t y, fixed_t pscale, INT32 option, fixed_t sx, fixed_t sy, fixed_t w, fixed_t h)
 {
 	FOutVector v[4];
 	FBITFIELD flags;
 	float cx = FIXED_TO_FLOAT(x);
 	float cy = FIXED_TO_FLOAT(y);
 	UINT8 alphalevel = ((option & V_ALPHAMASK) >> V_ALPHASHIFT);
+	GLPatch_t *hwrPatch;
 
 //  3--2
 //  | /|
@@ -399,6 +402,7 @@ void HWR_DrawCroppedPatch(GLPatch_t *gpatch, fixed_t x, fixed_t y, fixed_t pscal
 
 	// make patch ready in hardware cache
 	HWR_GetPatch(gpatch);
+	hwrPatch = ((GLPatch_t *)gpatch->hardware);
 
 	dupx = (float)vid.dupx;
 	dupy = (float)vid.dupy;
@@ -423,8 +427,8 @@ void HWR_DrawCroppedPatch(GLPatch_t *gpatch, fixed_t x, fixed_t y, fixed_t pscal
 
 	// fuck it, no GL support for croppedpatch v_perplayer right now. it's not like it's accessible to Lua or anything, and we only use it for menus...
 
-	cy -= (float)SHORT(gpatch->topoffset) * fscale;
+	cy -= (float)(gpatch->topoffset) * fscale;
-	cx -= (float)SHORT(gpatch->leftoffset) * fscale;
+	cx -= (float)(gpatch->leftoffset) * fscale;
 
 	if (!(option & V_NOSCALESTART))
 	{
@@ -436,17 +440,14 @@ void HWR_DrawCroppedPatch(GLPatch_t *gpatch, fixed_t x, fixed_t y, fixed_t pscal
 			// if it's meant to cover the whole screen, black out the rest (ONLY IF TOP LEFT ISN'T TRANSPARENT)
 			// cx and cy are possibly *slightly* off from float maths
 			// This is done before here compared to software because we directly alter cx and cy to centre
-			if (cx >= -0.1f && cx <= 0.1f && SHORT(gpatch->width) == BASEVIDWIDTH && cy >= -0.1f && cy <= 0.1f && SHORT(gpatch->height) == BASEVIDHEIGHT)
+			if (cx >= -0.1f && cx <= 0.1f && gpatch->width == BASEVIDWIDTH && cy >= -0.1f && cy <= 0.1f && gpatch->height == BASEVIDHEIGHT)
 			{
-				// Need to temporarily cache the real patch to get the colour of the top left pixel
+				const column_t *column = (const column_t *)((const UINT8 *)(gpatch->columns) + (gpatch->columnofs[0]));
-				patch_t *realpatch = W_CacheSoftwarePatchNumPwad(gpatch->wadnum, gpatch->lumpnum, PU_STATIC);
-				const column_t *column = (const column_t *)((const UINT8 *)(realpatch) + LONG((realpatch)->columnofs[0]));
 				if (!column->topdelta)
 				{
 					const UINT8 *source = (const UINT8 *)(column) + 3;
 					HWR_DrawFill(0, 0, BASEVIDWIDTH, BASEVIDHEIGHT, (column->topdelta == 0xff ? 31 : source[0]));
 				}
-				Z_Free(realpatch);
 			}
 			// centre screen
 			if (fabsf((float)vid.width - (float)BASEVIDWIDTH * dupx) > 1.0E-36f)
@@ -469,11 +470,11 @@ void HWR_DrawCroppedPatch(GLPatch_t *gpatch, fixed_t x, fixed_t y, fixed_t pscal
 	fwidth = w;
 	fheight = h;
 
-	if (fwidth > SHORT(gpatch->width))
+	if (fwidth > gpatch->width)
-		fwidth = SHORT(gpatch->width);
+		fwidth = gpatch->width;
 
-	if (fheight > SHORT(gpatch->height))
+	if (fheight > gpatch->height)
-		fheight = SHORT(gpatch->height);
+		fheight = gpatch->height;
 
 	if (pscale != FRACUNIT)
 	{
@@ -503,17 +504,17 @@ void HWR_DrawCroppedPatch(GLPatch_t *gpatch, fixed_t x, fixed_t y, fixed_t pscal
 
 	v[0].z = v[1].z = v[2].z = v[3].z = 1.0f;
 
-	v[0].s = v[3].s = ((sx  )/(float)SHORT(gpatch->width) )*gpatch->max_s;
+	v[0].s = v[3].s = ((sx)/(float)(gpatch->width))*hwrPatch->max_s;
-	if (sx + w > SHORT(gpatch->width))
+	if (sx + w > gpatch->width)
-		v[2].s = v[1].s = gpatch->max_s;
+		v[2].s = v[1].s = hwrPatch->max_s;
 	else
-		v[2].s = v[1].s = ((sx+w)/(float)SHORT(gpatch->width) )*gpatch->max_s;
+		v[2].s = v[1].s = ((sx+w)/(float)(gpatch->width))*hwrPatch->max_s;
 
-	v[0].t = v[1].t = ((sy  )/(float)SHORT(gpatch->height))*gpatch->max_t;
+	v[0].t = v[1].t = ((sy)/(float)(gpatch->height))*hwrPatch->max_t;
-	if (sy + h > SHORT(gpatch->height))
+	if (sy + h > gpatch->height)
-		v[2].t = v[3].t = gpatch->max_t;
+		v[2].t = v[3].t = hwrPatch->max_t;
 	else
-		v[2].t = v[3].t = ((sy+h)/(float)SHORT(gpatch->height))*gpatch->max_t;
+		v[2].t = v[3].t = ((sy+h)/(float)(gpatch->height))*hwrPatch->max_t;
 
 	flags = PF_Translucent|PF_NoDepthTest;
 
@@ -541,7 +542,7 @@ void HWR_DrawCroppedPatch(GLPatch_t *gpatch, fixed_t x, fixed_t y, fixed_t pscal
 void HWR_DrawPic(INT32 x, INT32 y, lumpnum_t lumpnum)
 {
 	FOutVector      v[4];
-	const GLPatch_t    *patch;
+	const patch_t    *patch;
 
 	// make pic ready in hardware cache
 	patch = HWR_GetPic(lumpnum);
@@ -558,10 +559,10 @@ void HWR_DrawPic(INT32 x, INT32 y, lumpnum_t lumpnum)
 
 	v[0].z = v[1].z = v[2].z = v[3].z = 1.0f;
 
-	v[0].s = v[3].s =  0;
+	v[0].s = v[3].s = 0;
-	v[2].s = v[1].s =  patch->max_s;
+	v[2].s = v[1].s = ((GLPatch_t *)patch->hardware)->max_s;
-	v[0].t = v[1].t =  0;
+	v[0].t = v[1].t = 0;
-	v[2].t = v[3].t =  patch->max_t;
+	v[2].t = v[3].t = ((GLPatch_t *)patch->hardware)->max_t;
 
 
 	//Hurdler: Boris, the same comment as above... but maybe for pics
@@ -570,7 +571,7 @@ void HWR_DrawPic(INT32 x, INT32 y, lumpnum_t lumpnum)
 	// But then, the question is: why not 0 instead of PF_Masked ?
 	// or maybe PF_Environment ??? (like what I said above)
 	// BP: PF_Environment don't change anything ! and 0 is undifined
-	HWD.pfnDrawPolygon(NULL, v, 4, PF_Translucent | PF_NoDepthTest | PF_Clip | PF_NoZClip);
+	HWD.pfnDrawPolygon(NULL, v, 4, PF_Translucent | PF_NoDepthTest);
 }
 
 // ==========================================================================
@@ -934,7 +935,7 @@ void HWR_DrawViewBorder(INT32 clearlines)
 	INT32 top, side;
 	INT32 baseviewwidth, baseviewheight;
 	INT32 basewindowx, basewindowy;
-	GLPatch_t *patch;
+	patch_t *patch;
 
 //    if (gl_viewwidth == vid.width)
 //        return;

src/hardware/hw_drv.h

@@ -42,9 +42,11 @@ EXPORT void HWRAPI(SetBlend) (FBITFIELD PolyFlags);
 EXPORT void HWRAPI(ClearBuffer) (FBOOLEAN ColorMask, FBOOLEAN DepthMask, FRGBAFloat *ClearColor);
 EXPORT void HWRAPI(SetTexture) (FTextureInfo *TexInfo);
 EXPORT void HWRAPI(UpdateTexture) (FTextureInfo *TexInfo);
+EXPORT void HWRAPI(DeleteTexture) (FTextureInfo *TexInfo);
 EXPORT void HWRAPI(ReadRect) (INT32 x, INT32 y, INT32 width, INT32 height, INT32 dst_stride, UINT16 *dst_data);
 EXPORT void HWRAPI(GClipRect) (INT32 minx, INT32 miny, INT32 maxx, INT32 maxy, float nearclip);
 EXPORT void HWRAPI(ClearMipMapCache) (void);
+EXPORT void HWRAPI(ClearCacheList) (void);
 
 //Hurdler: added for backward compatibility
 EXPORT void HWRAPI(SetSpecialState) (hwdspecialstate_t IdState, INT32 Value);
@@ -70,7 +72,7 @@ EXPORT void HWRAPI(PostImgRedraw) (float points[SCREENVERTS][SCREENVERTS][2]);
 // jimita
 EXPORT boolean HWRAPI(CompileShaders) (void);
 EXPORT void HWRAPI(CleanShaders) (void);
-EXPORT void HWRAPI(SetShader) (int shader);
+EXPORT void HWRAPI(SetShader) (int type);
 EXPORT void HWRAPI(UnSetShader) (void);
 
 EXPORT void HWRAPI(SetShaderInfo) (hwdshaderinfo_t info, INT32 value);
@@ -95,9 +97,11 @@ struct hwdriver_s
 	ClearBuffer         pfnClearBuffer;
 	SetTexture          pfnSetTexture;
 	UpdateTexture       pfnUpdateTexture;
+	DeleteTexture       pfnDeleteTexture;
 	ReadRect            pfnReadRect;
 	GClipRect           pfnGClipRect;
 	ClearMipMapCache    pfnClearMipMapCache;
+	ClearCacheList      pfnClearCacheList;
 	SetSpecialState     pfnSetSpecialState;//Hurdler: added for backward compatibility
 	DrawModel           pfnDrawModel;
 	CreateModelVBOs     pfnCreateModelVBOs;

src/hardware/hw_glob.h

@@ -62,19 +62,32 @@ typedef struct
 typedef struct gl_vissprite_s
 {
 	float x1, x2;
-	float tz, ty;
+	float z1, z2;
+	float gz, gzt;
+
+	float tz;
 	float tracertz; // for MF2_LINKDRAW sprites, this contains tracer's tz for use in sorting
-	//lumpnum_t patchlumpnum;
+
-	GLPatch_t *gpatch;
+	float scale;
-	boolean flip;
+	float shadowheight, shadowscale;
-	UINT8 translucency;       //alpha level 0-255
+
-	mobj_t *mobj; // NOTE: This is a precipmobj_t if precip is true !!! Watch out.
+	float spritexscale, spriteyscale;
+	float spritexoffset, spriteyoffset;
+
+	UINT32 renderflags;
+	UINT8 rotateflags;
+
+	boolean flip, vflip;
 	boolean precip; // Tails 08-25-2002
-	boolean vflip;
+	boolean rotated;
-   //Hurdler: 25/04/2000: now support colormap in hardware mode
+	UINT8 translucency;       //alpha level 0-255
+
+	//Hurdler: 25/04/2000: now support colormap in hardware mode
 	UINT8 *colormap;
 	INT32 dispoffset; // copy of info->dispoffset, affects ordering but not drawing
-	float z1, z2;
+
+	patch_t *gpatch;
+	mobj_t *mobj; // NOTE: This is a precipmobj_t if precip is true !!! Watch out.
 } gl_vissprite_t;
 
 // --------
@@ -86,25 +99,36 @@ extern size_t addsubsector;
 void HWR_InitPolyPool(void);
 void HWR_FreePolyPool(void);
 
+void HWR_FreeExtraSubsectors(void);
+
 // --------
 // hw_cache.c
 // --------
-void HWR_InitTextureCache(void);
+void HWR_InitMapTextures(void);
-void HWR_FreeTextureCache(void);
+void HWR_LoadMapTextures(size_t pnumtextures);
-void HWR_FreeMipmapCache(void);
+void HWR_FreeMapTextures(void);
-void HWR_FreeExtraSubsectors(void);
 
+patch_t *HWR_GetCachedGLPatchPwad(UINT16 wad, UINT16 lump);
+patch_t *HWR_GetCachedGLPatch(lumpnum_t lumpnum);
+
+void HWR_GetPatch(patch_t *patch);
+void HWR_GetMappedPatch(patch_t *patch, const UINT8 *colormap);
+void HWR_GetFadeMask(lumpnum_t fademasklumpnum);
+patch_t *HWR_GetPic(lumpnum_t lumpnum);
+
+GLMapTexture_t *HWR_GetTexture(INT32 tex);
 void HWR_GetLevelFlat(levelflat_t *levelflat);
 void HWR_LiterallyGetFlat(lumpnum_t flatlumpnum);
-GLMapTexture_t *HWR_GetTexture(INT32 tex);
+
-void HWR_GetPatch(GLPatch_t *gpatch);
+void HWR_FreeTexture(patch_t *patch);
-void HWR_GetMappedPatch(GLPatch_t *gpatch, const UINT8 *colormap);
+void HWR_FreeTextureData(patch_t *patch);
+void HWR_FreeTextureColormaps(patch_t *patch);
+void HWR_ClearAllTextures(void);
+void HWR_FreeColormapCache(void);
 void HWR_UnlockCachedPatch(GLPatch_t *gpatch);
-GLPatch_t *HWR_GetPic(lumpnum_t lumpnum);
+
 void HWR_SetPalette(RGBA_t *palette);
-GLPatch_t *HWR_GetCachedGLPatchPwad(UINT16 wad, UINT16 lump);
+
-GLPatch_t *HWR_GetCachedGLPatch(lumpnum_t lumpnum);
-void HWR_GetFadeMask(lumpnum_t fademasklumpnum);
 
 // --------
 // hw_draw.c

src/hardware/hw_light.c

@@ -35,8 +35,7 @@
 
 #define DL_HIGH_QUALITY
 //#define STATICLIGHT  //Hurdler: TODO!
-//#define LIGHTMAPFLAGS  (PF_Masked|PF_Clip|PF_NoAlphaTest)  // debug see overdraw
+#define LIGHTMAPFLAGS (PF_Modulated|PF_AdditiveSource)
-#define LIGHTMAPFLAGS (PF_Modulated|PF_Additive|PF_Clip)
 
 #ifdef ALAM_LIGHTING
 static dynlights_t view_dynlights[2]; // 2 players in splitscreen mode
@@ -1056,7 +1055,7 @@ void HWR_DoCoronasLighting(FOutVector *outVerts, gl_vissprite_t *spr)
 
 		HWR_GetPic(coronalumpnum);  /// \todo use different coronas
 
-		HWD.pfnDrawPolygon (&Surf, light, 4, PF_Modulated | PF_Additive | PF_Clip | PF_Corona | PF_NoDepthTest);
+		HWD.pfnDrawPolygon (&Surf, light, 4, PF_Modulated | PF_AdditiveSource | PF_Corona | PF_NoDepthTest);
 	}
 }
 #endif
@@ -1144,7 +1143,7 @@ void HWR_DrawCoronas(void)
 		light[3].y = cy+size*1.33f;
 		light[3].s = 0.0f;   light[3].t = 1.0f;
 
-		HWD.pfnDrawPolygon (&Surf, light, 4, PF_Modulated | PF_Additive | PF_Clip | PF_NoDepthTest | PF_Corona);
+		HWD.pfnDrawPolygon (&Surf, light, 4, PF_Modulated | PF_AdditiveSource | PF_NoDepthTest | PF_Corona);
 	}
 }
 #endif

src/hardware/hw_main.h

@@ -37,13 +37,12 @@ void HWR_DrawViewBorder(INT32 clearlines);
 void HWR_DrawFlatFill(INT32 x, INT32 y, INT32 w, INT32 h, lumpnum_t flatlumpnum);
 void HWR_InitTextureMapping(void);
 void HWR_SetViewSize(void);
-void HWR_DrawPatch(GLPatch_t *gpatch, INT32 x, INT32 y, INT32 option);
+void HWR_DrawPatch(patch_t *gpatch, INT32 x, INT32 y, INT32 option);
-void HWR_DrawStretchyFixedPatch(GLPatch_t *gpatch, fixed_t x, fixed_t y, fixed_t pscale, fixed_t vscale, INT32 option, const UINT8 *colormap);
+void HWR_DrawStretchyFixedPatch(patch_t *gpatch, fixed_t x, fixed_t y, fixed_t pscale, fixed_t vscale, INT32 option, const UINT8 *colormap);
-void HWR_DrawCroppedPatch(GLPatch_t *gpatch, fixed_t x, fixed_t y, fixed_t scale, INT32 option, fixed_t sx, fixed_t sy, fixed_t w, fixed_t h);
+void HWR_DrawCroppedPatch(patch_t *gpatch, fixed_t x, fixed_t y, fixed_t scale, INT32 option, fixed_t sx, fixed_t sy, fixed_t w, fixed_t h);
 void HWR_MakePatch(const patch_t *patch, GLPatch_t *grPatch, GLMipmap_t *grMipmap, boolean makebitmap);
 void HWR_CreatePlanePolygons(INT32 bspnum);
 void HWR_CreateStaticLightmaps(INT32 bspnum);
-void HWR_LoadTextures(size_t pnumtextures);
 void HWR_DrawFill(INT32 x, INT32 y, INT32 w, INT32 h, INT32 color);
 void HWR_DrawFadeFill(INT32 x, INT32 y, INT32 w, INT32 h, INT32 color, UINT16 actualcolor, UINT8 strength);
 void HWR_DrawConsoleFill(INT32 x, INT32 y, INT32 w, INT32 h, INT32 color, UINT32 actualcolor);	// Lat: separate flags from color since color needs to be an uint to work right.
@@ -55,7 +54,6 @@ boolean HWR_Screenshot(const char *pathname);
 void HWR_AddCommands(void);
 void HWR_AddSessionCommands(void);
 void transform(float *cx, float *cy, float *cz);
-FBITFIELD HWR_TranstableToAlpha(INT32 transtablenum, FSurfaceInfo *pSurf);
 INT32 HWR_GetTextureUsed(void);
 void HWR_DoPostProcessor(player_t *player);
 void HWR_StartScreenWipe(void);
@@ -66,10 +64,15 @@ void HWR_DoTintedWipe(UINT8 wipenum, UINT8 scrnnum);
 void HWR_MakeScreenFinalTexture(void);
 void HWR_DrawScreenFinalTexture(int width, int height);
 
-// This stuff is put here so MD2's can use them
+// This stuff is put here so models can use them
 void HWR_Lighting(FSurfaceInfo *Surface, INT32 light_level, extracolormap_t *colormap);
 UINT8 HWR_FogBlockAlpha(INT32 light, extracolormap_t *colormap); // Let's see if this can work
 
+UINT8 HWR_GetTranstableAlpha(INT32 transtablenum);
+FBITFIELD HWR_GetBlendModeFlag(INT32 ast);
+FBITFIELD HWR_SurfaceBlend(INT32 style, INT32 transtablenum, FSurfaceInfo *pSurf);
+FBITFIELD HWR_TranstableToAlpha(INT32 transtablenum, FSurfaceInfo *pSurf);
+
 boolean HWR_CompileShaders(void);
 
 void HWR_LoadAllCustomShaders(void);
@@ -78,7 +81,7 @@ const char *HWR_GetShaderName(INT32 shader);
 
 extern customshaderxlat_t shaderxlat[];
 
-extern CV_PossibleValue_t granisotropicmode_cons_t[];
+extern CV_PossibleValue_t glanisotropicmode_cons_t[];
 
 #ifdef ALAM_LIGHTING
 extern consvar_t cv_gldynamiclighting;
@@ -87,7 +90,7 @@ extern consvar_t cv_glcoronas;
 extern consvar_t cv_glcoronasize;
 #endif
 
-extern consvar_t cv_glshaders;
+extern consvar_t cv_glshaders, cv_glallowshaders;
 extern consvar_t cv_glmodels;
 extern consvar_t cv_glmodelinterpolation;
 extern consvar_t cv_glmodellighting;
@@ -130,6 +133,10 @@ extern int ps_hw_numcolors;
 extern int ps_hw_batchsorttime;
 extern int ps_hw_batchdrawtime;
 
+extern boolean gl_init;
+extern boolean gl_maploaded;
+extern boolean gl_maptexturesloaded;
+extern boolean gl_sessioncommandsadded;
 extern boolean gl_shadersavailable;
 
 #endif

src/hardware/hw_md2.c

@@ -364,48 +364,53 @@ static GLTextureFormat_t PCX_Load(const char *filename, int *w, int *h,
 // -----------------+
 static void md2_loadTexture(md2_t *model)
 {
-	GLPatch_t *grpatch;
+	patch_t *patch;
+	GLPatch_t *grPatch = NULL;
 	const char *filename = model->filename;
 
 	if (model->grpatch)
 	{
-		grpatch = model->grpatch;
+		patch = model->grpatch;
-		Z_Free(grpatch->mipmap->data);
+		grPatch = (GLPatch_t *)(patch->hardware);
+		if (grPatch)
+			Z_Free(grPatch->mipmap->data);
 	}
 	else
-	{
+		model->grpatch = patch = Patch_Create(NULL, 0, NULL);
-		grpatch = Z_Calloc(sizeof *grpatch, PU_HWRPATCHINFO,
-		                   &(model->grpatch));
-		grpatch->mipmap = Z_Calloc(sizeof (GLMipmap_t), PU_HWRPATCHINFO, NULL);
-	}
 
-	if (!grpatch->mipmap->downloaded && !grpatch->mipmap->data)
+	if (!patch->hardware)
+		Patch_AllocateHardwarePatch(patch);
+
+	if (grPatch == NULL)
+		grPatch = (GLPatch_t *)(patch->hardware);
+
+	if (!grPatch->mipmap->downloaded && !grPatch->mipmap->data)
 	{
 		int w = 0, h = 0;
 		UINT32 size;
 		RGBA_t *image;
 
 #ifdef HAVE_PNG
-		grpatch->mipmap->format = PNG_Load(filename, &w, &h, grpatch);
+		grPatch->mipmap->format = PNG_Load(filename, &w, &h, grPatch);
-		if (grpatch->mipmap->format == 0)
+		if (grPatch->mipmap->format == 0)
 #endif
-		grpatch->mipmap->format = PCX_Load(filename, &w, &h, grpatch);
+		grPatch->mipmap->format = PCX_Load(filename, &w, &h, grPatch);
-		if (grpatch->mipmap->format == 0)
+		if (grPatch->mipmap->format == 0)
 		{
 			model->notexturefile = true; // mark it so its not searched for again repeatedly
 			return;
 		}
 
-		grpatch->mipmap->downloaded = 0;
+		grPatch->mipmap->downloaded = 0;
-		grpatch->mipmap->flags = 0;
+		grPatch->mipmap->flags = 0;
 
-		grpatch->width = (INT16)w;
+		patch->width = (INT16)w;
-		grpatch->height = (INT16)h;
+		patch->height = (INT16)h;
-		grpatch->mipmap->width = (UINT16)w;
+		grPatch->mipmap->width = (UINT16)w;
-		grpatch->mipmap->height = (UINT16)h;
+		grPatch->mipmap->height = (UINT16)h;
 
 		// Lactozilla: Apply colour cube
-		image = grpatch->mipmap->data;
+		image = grPatch->mipmap->data;
 		size = w*h;
 		while (size--)
 		{
@@ -413,7 +418,7 @@ static void md2_loadTexture(md2_t *model)
 			image++;
 		}
 	}
-	HWD.pfnSetTexture(grpatch->mipmap);
+	HWD.pfnSetTexture(grPatch->mipmap);
 }
 
 // -----------------+
@@ -421,48 +426,53 @@ static void md2_loadTexture(md2_t *model)
 // -----------------+
 static void md2_loadBlendTexture(md2_t *model)
 {
-	GLPatch_t *grpatch;
+	patch_t *patch;
+	GLPatch_t *grPatch = NULL;
 	char *filename = Z_Malloc(strlen(model->filename)+7, PU_STATIC, NULL);
-	strcpy(filename, model->filename);
 
+	strcpy(filename, model->filename);
 	FIL_ForceExtension(filename, "_blend.png");
 
 	if (model->blendgrpatch)
 	{
-		grpatch = model->blendgrpatch;
+		patch = model->blendgrpatch;
-		Z_Free(grpatch->mipmap->data);
+		grPatch = (GLPatch_t *)(patch->hardware);
+		if (grPatch)
+			Z_Free(grPatch->mipmap->data);
 	}
 	else
-	{
+		model->blendgrpatch = patch = Patch_Create(NULL, 0, NULL);
-		grpatch = Z_Calloc(sizeof *grpatch, PU_HWRPATCHINFO,
-		                   &(model->blendgrpatch));
-		grpatch->mipmap = Z_Calloc(sizeof (GLMipmap_t), PU_HWRPATCHINFO, NULL);
-	}
 
-	if (!grpatch->mipmap->downloaded && !grpatch->mipmap->data)
+	if (!patch->hardware)
+		Patch_AllocateHardwarePatch(patch);
+
+	if (grPatch == NULL)
+		grPatch = (GLPatch_t *)(patch->hardware);
+
+	if (!grPatch->mipmap->downloaded && !grPatch->mipmap->data)
 	{
 		int w = 0, h = 0;
 #ifdef HAVE_PNG
-		grpatch->mipmap->format = PNG_Load(filename, &w, &h, grpatch);
+		grPatch->mipmap->format = PNG_Load(filename, &w, &h, grPatch);
-		if (grpatch->mipmap->format == 0)
+		if (grPatch->mipmap->format == 0)
 #endif
-		grpatch->mipmap->format = PCX_Load(filename, &w, &h, grpatch);
+		grPatch->mipmap->format = PCX_Load(filename, &w, &h, grPatch);
-		if (grpatch->mipmap->format == 0)
+		if (grPatch->mipmap->format == 0)
 		{
 			model->noblendfile = true; // mark it so its not searched for again repeatedly
 			Z_Free(filename);
 			return;
 		}
 
-		grpatch->mipmap->downloaded = 0;
+		grPatch->mipmap->downloaded = 0;
-		grpatch->mipmap->flags = 0;
+		grPatch->mipmap->flags = 0;
 
-		grpatch->width = (INT16)w;
+		patch->width = (INT16)w;
-		grpatch->height = (INT16)h;
+		patch->height = (INT16)h;
-		grpatch->mipmap->width = (UINT16)w;
+		grPatch->mipmap->width = (UINT16)w;
-		grpatch->mipmap->height = (UINT16)h;
+		grPatch->mipmap->height = (UINT16)h;
 	}
-	HWD.pfnSetTexture(grpatch->mipmap); // We do need to do this so that it can be cleared and knows to recreate it when necessary
+	HWD.pfnSetTexture(grPatch->mipmap); // We do need to do this so that it can be cleared and knows to recreate it when necessary
 
 	Z_Free(filename);
 }
@@ -517,7 +527,7 @@ void HWR_InitModels(void)
 			return;
 		}
 	}
-	
+
 	// length of the player model prefix
 	prefixlen = strlen(PLAYERMODELPREFIX);
 
@@ -692,8 +702,10 @@ spritemodelfound:
 #define SETBRIGHTNESS(brightness,r,g,b) \
 	brightness = (UINT8)(((1063*(UINT16)(r))/5000) + ((3576*(UINT16)(g))/5000) + ((361*(UINT16)(b))/5000))
 
-static void HWR_CreateBlendedTexture(GLPatch_t *gpatch, GLPatch_t *blendgpatch, GLMipmap_t *grmip, INT32 skinnum, skincolornum_t color)
+static void HWR_CreateBlendedTexture(patch_t *gpatch, patch_t *blendgpatch, GLMipmap_t *grMipmap, INT32 skinnum, skincolornum_t color)
 {
+	GLPatch_t *hwrPatch = gpatch->hardware;
+	GLPatch_t *hwrBlendPatch = blendgpatch->hardware;
 	UINT16 w = gpatch->width, h = gpatch->height;
 	UINT32 size = w*h;
 	RGBA_t *image, *blendimage, *cur, blendcolor;
@@ -706,28 +718,29 @@ static void HWR_CreateBlendedTexture(GLPatch_t *gpatch, GLPatch_t *blendgpatch,
 	memset(translation, 0, sizeof(translation));
 	memset(cutoff, 0, sizeof(cutoff));
 
-	if (grmip->width == 0)
+	if (grMipmap->width == 0)
 	{
-		grmip->width = gpatch->width;
+		grMipmap->width = gpatch->width;
-		grmip->height = gpatch->height;
+		grMipmap->height = gpatch->height;
 
 		// no wrap around, no chroma key
-		grmip->flags = 0;
+		grMipmap->flags = 0;
+
 		// setup the texture info
-		grmip->format = GL_TEXFMT_RGBA;
+		grMipmap->format = GL_TEXFMT_RGBA;
 	}
 
-	if (grmip->data)
+	if (grMipmap->data)
 	{
-		Z_Free(grmip->data);
+		Z_Free(grMipmap->data);
-		grmip->data = NULL;
+		grMipmap->data = NULL;
 	}
 
-	cur = Z_Malloc(size*4, PU_HWRMODELTEXTURE, &grmip->data);
+	cur = Z_Malloc(size*4, PU_HWRMODELTEXTURE, &grMipmap->data);
 	memset(cur, 0x00, size*4);
 
-	image = gpatch->mipmap->data;
+	image = hwrPatch->mipmap->data;
-	blendimage = blendgpatch->mipmap->data;
+	blendimage = hwrBlendPatch->mipmap->data;
 
 	// TC_METALSONIC includes an actual skincolor translation, on top of its flashing.
 	if (skinnum == TC_METALSONIC)
@@ -1066,37 +1079,39 @@ skippixel:
 
 #undef SETBRIGHTNESS
 
-static void HWR_GetBlendedTexture(GLPatch_t *gpatch, GLPatch_t *blendgpatch, INT32 skinnum, const UINT8 *colormap, skincolornum_t color)
+static void HWR_GetBlendedTexture(patch_t *patch, patch_t *blendpatch, INT32 skinnum, const UINT8 *colormap, skincolornum_t color)
 {
 	// mostly copied from HWR_GetMappedPatch, hence the similarities and comment
-	GLMipmap_t *grmip, *newmip;
+	GLPatch_t *grPatch = patch->hardware;
+	GLPatch_t *grBlendPatch = NULL;
+	GLMipmap_t *grMipmap, *newMipmap;
 
-	if (colormap == colormaps || colormap == NULL)
+	if (blendpatch == NULL || colormap == colormaps || colormap == NULL)
 	{
 		// Don't do any blending
-		HWD.pfnSetTexture(gpatch->mipmap);
+		HWD.pfnSetTexture(grPatch->mipmap);
 		return;
 	}
 
-	if ((blendgpatch && blendgpatch->mipmap->format)
+	if ((blendpatch && (grBlendPatch = blendpatch->hardware) && grBlendPatch->mipmap->format)
-		&& (gpatch->width != blendgpatch->width || gpatch->height != blendgpatch->height))
+		&& (patch->width != blendpatch->width || patch->height != blendpatch->height))
 	{
 		// Blend image exists, but it's bad.
-		HWD.pfnSetTexture(gpatch->mipmap);
+		HWD.pfnSetTexture(grPatch->mipmap);
 		return;
 	}
 
 	// search for the mipmap
 	// skip the first (no colormap translated)
-	for (grmip = gpatch->mipmap; grmip->nextcolormap; )
+	for (grMipmap = grPatch->mipmap; grMipmap->nextcolormap; )
 	{
-		grmip = grmip->nextcolormap;
+		grMipmap = grMipmap->nextcolormap;
-		if (grmip->colormap == colormap)
+		if (grMipmap->colormap == colormap)
 		{
-			if (grmip->downloaded && grmip->data)
+			if (grMipmap->downloaded && grMipmap->data)
 			{
-				HWD.pfnSetTexture(grmip); // found the colormap, set it to the correct texture
+				HWD.pfnSetTexture(grMipmap); // found the colormap, set it to the correct texture
-				Z_ChangeTag(grmip->data, PU_HWRMODELTEXTURE_UNLOCKED);
+				Z_ChangeTag(grMipmap->data, PU_HWRMODELTEXTURE_UNLOCKED);
 				return;
 			}
 		}
@@ -1107,18 +1122,18 @@ static void HWR_GetBlendedTexture(GLPatch_t *gpatch, GLPatch_t *blendgpatch, INT
 
 	//BP: WARNING: don't free it manually without clearing the cache of harware renderer
 	//              (it have a liste of mipmap)
-	//    this malloc is cleared in HWR_FreeTextureCache
+	//    this malloc is cleared in HWR_FreeColormapCache
 	//    (...) unfortunately z_malloc fragment alot the memory :(so malloc is better
-	newmip = calloc(1, sizeof (*newmip));
+	newMipmap = calloc(1, sizeof (*newMipmap));
-	if (newmip == NULL)
+	if (newMipmap == NULL)
 		I_Error("%s: Out of memory", "HWR_GetBlendedTexture");
-	grmip->nextcolormap = newmip;
+	grMipmap->nextcolormap = newMipmap;
-	newmip->colormap = colormap;
+	newMipmap->colormap = colormap;
 
-	HWR_CreateBlendedTexture(gpatch, blendgpatch, newmip, skinnum, color);
+	HWR_CreateBlendedTexture(patch, blendpatch, newMipmap, skinnum, color);
 
-	HWD.pfnSetTexture(newmip);
+	HWD.pfnSetTexture(newMipmap);
-	Z_ChangeTag(newmip->data, PU_HWRMODELTEXTURE_UNLOCKED);
+	Z_ChangeTag(newMipmap->data, PU_HWRMODELTEXTURE_UNLOCKED);
 }
 
 #define NORMALFOG 0x00000000
@@ -1206,9 +1221,11 @@ static UINT8 HWR_GetModelSprite2(md2_t *md2, skin_t *skin, UINT8 spr2, player_t
 }
 
 // Adjust texture coords of model to fit into a patch's max_s and max_t
-static void adjustTextureCoords(model_t *model, GLPatch_t *gpatch)
+static void adjustTextureCoords(model_t *model, patch_t *patch)
 {
 	int i;
+	GLPatch_t *gpatch = ((GLPatch_t *)patch->hardware);
+
 	for (i = 0; i < model->numMeshes; i++)
 	{
 		int j;
@@ -1308,7 +1325,8 @@ boolean HWR_DrawModel(gl_vissprite_t *spr)
 
 	// Look at HWR_ProjectSprite for more
 	{
-		GLPatch_t *gpatch;
+		patch_t *gpatch, *blendgpatch;
+		GLPatch_t *hwrPatch = NULL, *hwrBlendPatch = NULL;
 		INT32 durs = spr->mobj->state->tics;
 		INT32 tics = spr->mobj->tics;
 		//mdlframe_t *next = NULL;
@@ -1326,15 +1344,16 @@ boolean HWR_DrawModel(gl_vissprite_t *spr)
 		//if (tics > durs)
 			//durs = tics;
 
-		if (spr->mobj->flags2 & MF2_SHADOW)
+		if (spr->mobj->frame & FF_TRANSMASK)
-			Surf.PolyColor.s.alpha = 0x40;
+			Surf.PolyFlags = HWR_SurfaceBlend(spr->mobj->blendmode, (spr->mobj->frame & FF_TRANSMASK)>>FF_TRANSSHIFT, &Surf);
-		else if (spr->mobj->frame & FF_TRANSMASK)
-			HWR_TranstableToAlpha((spr->mobj->frame & FF_TRANSMASK)>>FF_TRANSSHIFT, &Surf);
 		else
-			Surf.PolyColor.s.alpha = 0xFF;
+		{
+			Surf.PolyColor.s.alpha = (spr->mobj->flags2 & MF2_SHADOW) ? 0x40 : 0xff;
+			Surf.PolyFlags = HWR_GetBlendModeFlag(spr->mobj->blendmode);
+		}
 
-		// dont forget to enabled the depth test because we can't do this like
+		// don't forget to enable the depth test because we can't do this
-		// before: polygons models are not sorted
+		// like before: model polygons are not sorted
 
 		// 1. load model+texture if not already loaded
 		// 2. draw model with correct position, rotation,...
@@ -1353,14 +1372,26 @@ boolean HWR_DrawModel(gl_vissprite_t *spr)
 		// texture loading before model init, so it knows if sprite graphics are used, which
 		// means that texture coordinates have to be adjusted
 		gpatch = md2->grpatch;
-		if (!gpatch || ((!gpatch->mipmap->format || !gpatch->mipmap->downloaded) && !md2->notexturefile))
+		if (gpatch)
-			md2_loadTexture(md2);
+			hwrPatch = ((GLPatch_t *)gpatch->hardware);
-		gpatch = md2->grpatch; // Load it again, because it isn't being loaded into gpatch after md2_loadtexture...
 
-		if ((gpatch && gpatch->mipmap->format) // don't load the blend texture if the base texture isn't available
+		if (!gpatch || !hwrPatch
-			&& (!md2->blendgrpatch
+		|| ((!hwrPatch->mipmap->format || !hwrPatch->mipmap->downloaded) && !md2->notexturefile))
-			|| ((!((GLPatch_t *)md2->blendgrpatch)->mipmap->format || !((GLPatch_t *)md2->blendgrpatch)->mipmap->downloaded)
+			md2_loadTexture(md2);
-			&& !md2->noblendfile)))
+
+		// Load it again, because it isn't being loaded into gpatch after md2_loadtexture...
+		gpatch = md2->grpatch;
+		if (gpatch)
+			hwrPatch = ((GLPatch_t *)gpatch->hardware);
+
+		// Load blend texture
+		blendgpatch = md2->blendgrpatch;
+		if (blendgpatch)
+			hwrBlendPatch = ((GLPatch_t *)blendgpatch->hardware);
+
+		if ((gpatch && hwrPatch && hwrPatch->mipmap->format) // don't load the blend texture if the base texture isn't available
+			&& (!blendgpatch || !hwrBlendPatch
+			|| ((!hwrBlendPatch->mipmap->format || !hwrBlendPatch->mipmap->downloaded) && !md2->noblendfile)))
 			md2_loadBlendTexture(md2);
 
 		if (md2->error)
@@ -1376,7 +1407,7 @@ boolean HWR_DrawModel(gl_vissprite_t *spr)
 				md2_printModelInfo(md2->model);
 				// If model uses sprite patch as texture, then
 				// adjust texture coordinates to take power of two textures into account
-				if (!gpatch || !gpatch->mipmap->format)
+				if (!gpatch || !hwrPatch->mipmap->format)
 					adjustTextureCoords(md2->model, spr->gpatch);
 				// note down the max_s and max_t that end up in the VBO
 				md2->model->vbo_max_s = md2->model->max_s;
@@ -1395,7 +1426,7 @@ boolean HWR_DrawModel(gl_vissprite_t *spr)
 		finalscale = md2->scale;
 		//Hurdler: arf, I don't like that implementation at all... too much crappy
 
-		if (gpatch && gpatch->mipmap->format) // else if meant that if a texture couldn't be loaded, it would just end up using something else's texture
+		if (gpatch && hwrPatch && hwrPatch->mipmap->format) // else if meant that if a texture couldn't be loaded, it would just end up using something else's texture
 		{
 			INT32 skinnum = TC_DEFAULT;
 
@@ -1428,21 +1459,19 @@ boolean HWR_DrawModel(gl_vissprite_t *spr)
 			}
 
 			// Translation or skin number found
-			HWR_GetBlendedTexture(gpatch, (GLPatch_t *)md2->blendgrpatch, skinnum, spr->colormap, (skincolornum_t)spr->mobj->color);
+			HWR_GetBlendedTexture(gpatch, blendgpatch, skinnum, spr->colormap, (skincolornum_t)spr->mobj->color);
 		}
-		else
+		else // Sprite
 		{
-			// Sprite
-			gpatch = spr->gpatch; //W_CachePatchNum(spr->patchlumpnum, PU_CACHE);
 			// Check if sprite dimensions are different from previously used sprite.
 			// If so, uvs need to be readjusted.
 			// Comparing floats with the != operator here should be okay because they
 			// are just copies of glpatches' max_s and max_t values.
 			// Instead of the != operator, memcmp is used to avoid a compiler warning.
-			if (memcmp(&(gpatch->max_s), &(md2->model->max_s), sizeof(md2->model->max_s)) != 0 ||
+			if (memcmp(&(hwrPatch->max_s), &(md2->model->max_s), sizeof(md2->model->max_s)) != 0 ||
-				memcmp(&(gpatch->max_t), &(md2->model->max_t), sizeof(md2->model->max_t)) != 0)
+				memcmp(&(hwrPatch->max_t), &(md2->model->max_t), sizeof(md2->model->max_t)) != 0)
-				adjustTextureCoords(md2->model, gpatch);
+				adjustTextureCoords(md2->model, spr->gpatch);
-			HWR_GetMappedPatch(gpatch, spr->colormap);
+			HWR_GetMappedPatch(spr->gpatch, spr->colormap);
 		}
 
 		if (spr->mobj->frame & FF_ANIMATE)

src/hardware/r_opengl/r_opengl.c

@@ -91,13 +91,6 @@ static GLuint startScreenWipe = 0;
 static GLuint endScreenWipe = 0;
 static GLuint finalScreenTexture = 0;
 
-// Lactozilla: Shader functions
-static void *Shader_Load(FSurfaceInfo *Surface, GLRGBAFloat *poly, GLRGBAFloat *tint, GLRGBAFloat *fade);
-static void Shader_SetUniforms(FSurfaceInfo *Surface, GLRGBAFloat *poly, GLRGBAFloat *tint, GLRGBAFloat *fade);
-static void Shader_CompileError(const char *message, GLuint program, INT32 shadernum);
-
-static GLRGBAFloat shader_defaultcolor = {1.0f, 1.0f, 1.0f, 1.0f};
-
 // shortcut for ((float)1/i)
 static const GLfloat byte2float[256] = {
 	0.000000f, 0.003922f, 0.007843f, 0.011765f, 0.015686f, 0.019608f, 0.023529f, 0.027451f,
@@ -426,6 +419,10 @@ static PFNglBufferData pglBufferData;
 typedef void (APIENTRY * PFNglDeleteBuffers) (GLsizei n, const GLuint *buffers);
 static PFNglDeleteBuffers pglDeleteBuffers;
 
+/* 2.0 functions */
+typedef void (APIENTRY * PFNglBlendEquation) (GLenum mode);
+static PFNglBlendEquation pglBlendEquation;
+
 
 /* 1.2 Parms */
 /* GL_CLAMP_TO_EDGE_EXT */
@@ -533,8 +530,8 @@ boolean SetupGLfunc(void)
 	return true;
 }
 
-static boolean gl_allowshaders = false;
 static boolean gl_shadersenabled = false;
+static hwdshaderoption_t gl_allowshaders = HWD_SHADEROPTION_OFF;
 
 #ifdef GL_SHADERS
 typedef GLuint 	(APIENTRY *PFNglCreateShader)		(GLenum);
@@ -544,6 +541,7 @@ typedef void 	(APIENTRY *PFNglGetShaderiv)		(GLuint, GLenum, GLint*);
 typedef void 	(APIENTRY *PFNglGetShaderInfoLog)	(GLuint, GLsizei, GLsizei*, GLchar*);
 typedef void 	(APIENTRY *PFNglDeleteShader)		(GLuint);
 typedef GLuint 	(APIENTRY *PFNglCreateProgram)		(void);
+typedef void  	(APIENTRY *PFNglDeleteProgram)		(GLuint);
 typedef void 	(APIENTRY *PFNglAttachShader)		(GLuint, GLuint);
 typedef void 	(APIENTRY *PFNglLinkProgram)		(GLuint);
 typedef void 	(APIENTRY *PFNglGetProgramiv)		(GLuint, GLenum, GLint*);
@@ -565,6 +563,7 @@ static PFNglGetShaderiv pglGetShaderiv;
 static PFNglGetShaderInfoLog pglGetShaderInfoLog;
 static PFNglDeleteShader pglDeleteShader;
 static PFNglCreateProgram pglCreateProgram;
+static PFNglDeleteProgram pglDeleteProgram;
 static PFNglAttachShader pglAttachShader;
 static PFNglLinkProgram pglLinkProgram;
 static PFNglGetProgramiv pglGetProgramiv;
@@ -579,12 +578,6 @@ static PFNglUniform2fv pglUniform2fv;
 static PFNglUniform3fv pglUniform3fv;
 static PFNglGetUniformLocation pglGetUniformLocation;
 
-// 18032019
-static GLuint gl_currentshaderprogram = 0;
-static boolean gl_shaderprogramchanged = true;
-
-static shadersource_t gl_customshaders[HWR_MAXSHADERS];
-
 // 13062019
 typedef enum
 {
@@ -602,17 +595,37 @@ typedef enum
 	gluniform_max,
 } gluniform_t;
 
-typedef struct gl_shaderprogram_s
+typedef struct gl_shader_s
 {
 	GLuint program;
-	boolean custom;
 	GLint uniforms[gluniform_max+1];
-} gl_shaderprogram_t;
+	boolean custom;
-static gl_shaderprogram_t gl_shaderprograms[HWR_MAXSHADERS];
+} gl_shader_t;
+
+static gl_shader_t gl_shaders[HWR_MAXSHADERS];
+static gl_shader_t gl_usershaders[HWR_MAXSHADERS];
+static shadersource_t gl_customshaders[HWR_MAXSHADERS];
+
+// 09102020
+typedef struct gl_shaderstate_s
+{
+	gl_shader_t *current;
+	GLuint type;
+	GLuint program;
+	boolean changed;
+} gl_shaderstate_t;
+static gl_shaderstate_t gl_shaderstate;
 
 // Shader info
 static INT32 shader_leveltime = 0;
 
+// Lactozilla: Shader functions
+static boolean Shader_CompileProgram(gl_shader_t *shader, GLint i, const GLchar *vert_shader, const GLchar *frag_shader);
+static void Shader_CompileError(const char *message, GLuint program, INT32 shadernum);
+static void Shader_SetUniforms(FSurfaceInfo *Surface, GLRGBAFloat *poly, GLRGBAFloat *tint, GLRGBAFloat *fade);
+
+static GLRGBAFloat shader_defaultcolor = {1.0f, 1.0f, 1.0f, 1.0f};
+
 // ================
 //  Vertex shaders
 // ================
@@ -865,6 +878,9 @@ void SetupGLFunc4(void)
 	pglBufferData = GetGLFunc("glBufferData");
 	pglDeleteBuffers = GetGLFunc("glDeleteBuffers");
 
+	/* 2.0 funcs */
+	pglBlendEquation = GetGLFunc("glBlendEquation");
+
 #ifdef GL_SHADERS
 	pglCreateShader = GetGLFunc("glCreateShader");
 	pglShaderSource = GetGLFunc("glShaderSource");
@@ -873,6 +889,7 @@ void SetupGLFunc4(void)
 	pglGetShaderInfoLog = GetGLFunc("glGetShaderInfoLog");
 	pglDeleteShader = GetGLFunc("glDeleteShader");
 	pglCreateProgram = GetGLFunc("glCreateProgram");
+	pglDeleteProgram = GetGLFunc("glDeleteProgram");
 	pglAttachShader = GetGLFunc("glAttachShader");
 	pglLinkProgram = GetGLFunc("glLinkProgram");
 	pglGetProgramiv = GetGLFunc("glGetProgramiv");
@@ -896,20 +913,40 @@ void SetupGLFunc4(void)
 EXPORT boolean HWRAPI(CompileShaders) (void)
 {
 #ifdef GL_SHADERS
-	GLuint gl_vertShader, gl_fragShader;
+	GLint i;
-	GLint i, result;
 
-	if (!pglUseProgram) return false;
+	if (!pglUseProgram)
+		return false;
 
-	gl_customshaders[0].vertex = NULL;
+	gl_customshaders[SHADER_DEFAULT].vertex = NULL;
-	gl_customshaders[0].fragment = NULL;
+	gl_customshaders[SHADER_DEFAULT].fragment = NULL;
 
 	for (i = 0; gl_shadersources[i].vertex && gl_shadersources[i].fragment; i++)
 	{
-		gl_shaderprogram_t *shader;
+		gl_shader_t *shader, *usershader;
 		const GLchar *vert_shader = gl_shadersources[i].vertex;
 		const GLchar *frag_shader = gl_shadersources[i].fragment;
-		boolean custom = ((gl_customshaders[i].vertex || gl_customshaders[i].fragment) && (i > 0));
+
+		if (i >= HWR_MAXSHADERS)
+			break;
+
+		shader = &gl_shaders[i];
+		usershader = &gl_usershaders[i];
+
+		if (shader->program)
+			pglDeleteProgram(shader->program);
+		if (usershader->program)
+			pglDeleteProgram(usershader->program);
+
+		shader->program = 0;
+		usershader->program = 0;
+
+		if (!Shader_CompileProgram(shader, i, vert_shader, frag_shader))
+			shader->program = 0;
+
+		// Compile custom shader
+		if ((i == SHADER_DEFAULT) || !(gl_customshaders[i].vertex || gl_customshaders[i].fragment))
+			continue;
 
 		// 18032019
 		if (gl_customshaders[i].vertex)
@@ -917,92 +954,15 @@ EXPORT boolean HWRAPI(CompileShaders) (void)
 		if (gl_customshaders[i].fragment)
 			frag_shader = gl_customshaders[i].fragment;
 
-		if (i >= HWR_MAXSHADERS)
+		if (!Shader_CompileProgram(usershader, i, vert_shader, frag_shader))
-			break;
-
-		shader = &gl_shaderprograms[i];
-		shader->program = 0;
-		shader->custom = custom;
-
-		//
-		// Load and compile vertex shader
-		//
-		gl_vertShader = pglCreateShader(GL_VERTEX_SHADER);
-		if (!gl_vertShader)
 		{
-			GL_MSG_Error("CompileShaders: Error creating vertex shader %s\n", HWR_GetShaderName(i));
+			GL_MSG_Warning("CompileShaders: Could not compile custom shader program for %s\n", HWR_GetShaderName(i));
-			continue;
+			usershader->program = 0;
 		}
-
-		pglShaderSource(gl_vertShader, 1, &vert_shader, NULL);
-		pglCompileShader(gl_vertShader);
-
-		// check for compile errors
-		pglGetShaderiv(gl_vertShader, GL_COMPILE_STATUS, &result);
-		if (result == GL_FALSE)
-		{
-			Shader_CompileError("Error compiling vertex shader", gl_vertShader, i);
-			continue;
-		}
-
-		//
-		// Load and compile fragment shader
-		//
-		gl_fragShader = pglCreateShader(GL_FRAGMENT_SHADER);
-		if (!gl_fragShader)
-		{
-			GL_MSG_Error("CompileShaders: Error creating fragment shader %s\n", HWR_GetShaderName(i));
-			continue;
-		}
-
-		pglShaderSource(gl_fragShader, 1, &frag_shader, NULL);
-		pglCompileShader(gl_fragShader);
-
-		// check for compile errors
-		pglGetShaderiv(gl_fragShader, GL_COMPILE_STATUS, &result);
-		if (result == GL_FALSE)
-		{
-			Shader_CompileError("Error compiling fragment shader", gl_fragShader, i);
-			continue;
-		}
-
-		shader->program = pglCreateProgram();
-		pglAttachShader(shader->program, gl_vertShader);
-		pglAttachShader(shader->program, gl_fragShader);
-		pglLinkProgram(shader->program);
-
-		// check link status
-		pglGetProgramiv(shader->program, GL_LINK_STATUS, &result);
-
-		// delete the shader objects
-		pglDeleteShader(gl_vertShader);
-		pglDeleteShader(gl_fragShader);
-
-		// couldn't link?
-		if (result != GL_TRUE)
-		{
-			shader->program = 0;
-			shader->custom = false;
-			GL_MSG_Error("CompileShaders: Error linking shader program %s\n", HWR_GetShaderName(i));
-			continue;
-		}
-
-		// 13062019
-#define GETUNI(uniform) pglGetUniformLocation(shader->program, uniform);
-
-		// lighting
-		shader->uniforms[gluniform_poly_color] = GETUNI("poly_color");
-		shader->uniforms[gluniform_tint_color] = GETUNI("tint_color");
-		shader->uniforms[gluniform_fade_color] = GETUNI("fade_color");
-		shader->uniforms[gluniform_lighting] = GETUNI("lighting");
-		shader->uniforms[gluniform_fade_start] = GETUNI("fade_start");
-		shader->uniforms[gluniform_fade_end] = GETUNI("fade_end");
-
-		// misc. (custom shaders)
-		shader->uniforms[gluniform_leveltime] = GETUNI("leveltime");
-
-#undef GETUNI
 	}
+
+	SetShader(SHADER_DEFAULT);
+
 	return true;
 #else
 	return false;
@@ -1070,26 +1030,45 @@ EXPORT void HWRAPI(LoadCustomShader) (int number, char *code, size_t size, boole
 #endif
 }
 
-EXPORT void HWRAPI(SetShader) (int shader)
+EXPORT void HWRAPI(SetShader) (int type)
 {
 #ifdef GL_SHADERS
-	if (gl_allowshaders)
+	if (gl_allowshaders != HWD_SHADEROPTION_OFF)
 	{
+		gl_shader_t *shader = gl_shaderstate.current;
+
 		// If using model lighting, set the appropriate shader.
 		// However don't override a custom shader.
-		if (shader == SHADER_MODEL && model_lighting
+		if (type == SHADER_MODEL && model_lighting
-		&& !(gl_shaderprograms[SHADER_MODEL].custom && !gl_shaderprograms[SHADER_MODEL_LIGHTING].custom))
+		&& !(gl_shaders[SHADER_MODEL].custom && !gl_shaders[SHADER_MODEL_LIGHTING].custom))
-			shader = SHADER_MODEL_LIGHTING;
+			type = SHADER_MODEL_LIGHTING;
-		if ((GLuint)shader != gl_currentshaderprogram)
+
+		if ((shader == NULL) || (GLuint)type != gl_shaderstate.type)
 		{
-			gl_currentshaderprogram = shader;
+			gl_shader_t *baseshader = &gl_shaders[type];
-			gl_shaderprogramchanged = true;
+			gl_shader_t *usershader = &gl_usershaders[type];
+
+			if (usershader->program)
+				shader = (gl_allowshaders == HWD_SHADEROPTION_NOCUSTOM) ? baseshader : usershader;
+			else
+				shader = baseshader;
+
+			gl_shaderstate.current = shader;
+			gl_shaderstate.type = type;
+			gl_shaderstate.changed = true;
 		}
-		gl_shadersenabled = true;
+
+		if (gl_shaderstate.program != shader->program)
+		{
+			gl_shaderstate.program = shader->program;
+			gl_shaderstate.changed = true;
+		}
+
+		gl_shadersenabled = (shader->program != 0);
 		return;
 	}
 #else
-	(void)shader;
+	(void)type;
 #endif
 	gl_shadersenabled = false;
 }
@@ -1097,11 +1076,15 @@ EXPORT void HWRAPI(SetShader) (int shader)
 EXPORT void HWRAPI(UnSetShader) (void)
 {
 #ifdef GL_SHADERS
-	gl_shadersenabled = false;
+	gl_shaderstate.current = NULL;
-	gl_currentshaderprogram = 0;
+	gl_shaderstate.type = 0;
-	if (!pglUseProgram) return;
+	gl_shaderstate.program = 0;
-	pglUseProgram(0);
+
+	if (pglUseProgram)
+		pglUseProgram(0);
 #endif
+
+	gl_shadersenabled = false;
 }
 
 EXPORT void HWRAPI(CleanShaders) (void)
@@ -1258,6 +1241,7 @@ void SetStates(void)
 
 	pglTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
 
+	pglEnable(GL_ALPHA_TEST);
 	pglAlphaFunc(GL_NOTEQUAL, 0.0f);
 
 	//pglBlendFunc(GL_ONE, GL_ZERO); // copy pixel to frame buffer (opaque)
@@ -1300,6 +1284,17 @@ void SetStates(void)
 }
 
 
+// -----------------+
+// DeleteTexture    : Deletes a texture from the GPU and frees its data
+// -----------------+
+EXPORT void HWRAPI(DeleteTexture) (FTextureInfo *pTexInfo)
+{
+	if (pTexInfo->downloaded)
+		pglDeleteTextures(1, (GLuint *)&pTexInfo->downloaded);
+	pTexInfo->downloaded = 0;
+}
+
+
 // -----------------+
 // Flush            : flush OpenGL textures
 //                  : Clear list of downloaded mipmaps
@@ -1310,17 +1305,24 @@ void Flush(void)
 
 	while (gl_cachehead)
 	{
-		if (gl_cachehead->downloaded)
+		DeleteTexture(gl_cachehead);
-			pglDeleteTextures(1, (GLuint *)&gl_cachehead->downloaded);
-		gl_cachehead->downloaded = 0;
 		gl_cachehead = gl_cachehead->nextmipmap;
 	}
-	gl_cachetail = gl_cachehead = NULL; //Hurdler: well, gl_cachehead is already NULL
 
+	ClearCacheList(); //Hurdler: well, gl_cachehead is already NULL
 	tex_downloaded = 0;
 }
 
 
+// -----------------+
+// ClearCacheList   : Clears the texture cache tail and head
+// -----------------+
+EXPORT void HWRAPI(ClearCacheList) (void)
+{
+	gl_cachetail = gl_cachehead = NULL;
+}
+
+
 // -----------------+
 // isExtAvailable   : Look if an OpenGL extension is available
 // Returns          : true if extension available
@@ -1517,64 +1519,110 @@ EXPORT void HWRAPI(Draw2DLine) (F2DCoord * v1,
 	pglEnable(GL_TEXTURE_2D);
 }
 
-static void Clamp2D(GLenum pname)
-{
-	pglTexParameteri(GL_TEXTURE_2D, pname, GL_CLAMP); // fallback clamp
-	pglTexParameteri(GL_TEXTURE_2D, pname, GL_CLAMP_TO_EDGE);
-}
-
 
 // -----------------+
 // SetBlend         : Set render mode
 // -----------------+
 // PF_Masked - we could use an ALPHA_TEST of GL_EQUAL, and alpha ref of 0,
 //             is it faster when pixels are discarded ?
+
+static void Clamp2D(GLenum pname)
+{
+	pglTexParameteri(GL_TEXTURE_2D, pname, GL_CLAMP); // fallback clamp
+	pglTexParameteri(GL_TEXTURE_2D, pname, GL_CLAMP_TO_EDGE);
+}
+
+static void SetBlendEquation(GLenum mode)
+{
+	if (pglBlendEquation)
+		pglBlendEquation(mode);
+}
+
+static void SetBlendMode(FBITFIELD flags)
+{
+	// Set blending function
+	switch (flags)
+	{
+		case PF_Translucent & PF_Blending:
+			pglBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); // alpha = level of transparency
+			break;
+		case PF_Masked & PF_Blending:
+			// Hurdler: does that mean lighting is only made by alpha src?
+			// it sounds ok, but not for polygonsmooth
+			pglBlendFunc(GL_SRC_ALPHA, GL_ZERO);                // 0 alpha = holes in texture
+			break;
+		case PF_Additive & PF_Blending:
+		case PF_Subtractive & PF_Blending:
+		case PF_ReverseSubtract & PF_Blending:
+		case PF_Environment & PF_Blending:
+			pglBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
+			break;
+		case PF_AdditiveSource & PF_Blending:
+			pglBlendFunc(GL_SRC_ALPHA, GL_ONE); // src * alpha + dest
+			break;
+		case PF_Multiplicative & PF_Blending:
+			pglBlendFunc(GL_DST_COLOR, GL_ZERO);
+			break;
+		case PF_Fog & PF_Fog:
+			// Sryder: Fog
+			// multiplies input colour by input alpha, and destination colour by input colour, then adds them
+			pglBlendFunc(GL_SRC_ALPHA, GL_SRC_COLOR);
+			break;
+		default: // must be 0, otherwise it's an error
+			// No blending
+			pglBlendFunc(GL_ONE, GL_ZERO);   // the same as no blending
+			break;
+	}
+
+	// Set blending equation
+	switch (flags)
+	{
+		case PF_Subtractive & PF_Blending:
+			SetBlendEquation(GL_FUNC_SUBTRACT);
+			break;
+		case PF_ReverseSubtract & PF_Blending:
+			// good for shadow
+			// not really but what else ?
+			SetBlendEquation(GL_FUNC_REVERSE_SUBTRACT);
+			break;
+		default:
+			SetBlendEquation(GL_FUNC_ADD);
+			break;
+	}
+
+	// Alpha test
+	switch (flags)
+	{
+		case PF_Masked & PF_Blending:
+			pglAlphaFunc(GL_GREATER, 0.5f);
+			break;
+		case PF_Translucent & PF_Blending:
+		case PF_Additive & PF_Blending:
+		case PF_AdditiveSource & PF_Blending:
+		case PF_Subtractive & PF_Blending:
+		case PF_ReverseSubtract & PF_Blending:
+		case PF_Environment & PF_Blending:
+		case PF_Multiplicative & PF_Blending:
+			pglAlphaFunc(GL_NOTEQUAL, 0.0f);
+			break;
+		case PF_Fog & PF_Fog:
+			pglAlphaFunc(GL_ALWAYS, 0.0f); // Don't discard zero alpha fragments
+			break;
+		default:
+			pglAlphaFunc(GL_GREATER, 0.5f);
+			break;
+	}
+}
+
 EXPORT void HWRAPI(SetBlend) (FBITFIELD PolyFlags)
 {
 	FBITFIELD Xor;
 	Xor = CurrentPolyFlags^PolyFlags;
-	if (Xor & (PF_Blending|PF_RemoveYWrap|PF_ForceWrapX|PF_ForceWrapY|PF_Occlude|PF_NoTexture|PF_Modulated|PF_NoDepthTest|PF_Decal|PF_Invisible|PF_NoAlphaTest))
+	if (Xor & (PF_Blending|PF_RemoveYWrap|PF_ForceWrapX|PF_ForceWrapY|PF_Occlude|PF_NoTexture|PF_Modulated|PF_NoDepthTest|PF_Decal|PF_Invisible))
 	{
-		if (Xor&(PF_Blending)) // if blending mode must be changed
+		if (Xor & PF_Blending) // if blending mode must be changed
-		{
+			SetBlendMode(PolyFlags & PF_Blending);
-			switch (PolyFlags & PF_Blending) {
+
-				case PF_Translucent & PF_Blending:
-					pglBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); // alpha = level of transparency
-					pglAlphaFunc(GL_NOTEQUAL, 0.0f);
-					break;
-				case PF_Masked & PF_Blending:
-					// Hurdler: does that mean lighting is only made by alpha src?
-					// it sounds ok, but not for polygonsmooth
-					pglBlendFunc(GL_SRC_ALPHA, GL_ZERO);                // 0 alpha = holes in texture
-					pglAlphaFunc(GL_GREATER, 0.5f);
-					break;
-				case PF_Additive & PF_Blending:
-					pglBlendFunc(GL_SRC_ALPHA, GL_ONE);                 // src * alpha + dest
-					pglAlphaFunc(GL_NOTEQUAL, 0.0f);
-					break;
-				case PF_Environment & PF_Blending:
-					pglBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
-					pglAlphaFunc(GL_NOTEQUAL, 0.0f);
-					break;
-				case PF_Substractive & PF_Blending:
-					// good for shadow
-					// not really but what else ?
-					pglBlendFunc(GL_ZERO, GL_ONE_MINUS_SRC_COLOR);
-					pglAlphaFunc(GL_NOTEQUAL, 0.0f);
-					break;
-				case PF_Fog & PF_Fog:
-					// Sryder: Fog
-					// multiplies input colour by input alpha, and destination colour by input colour, then adds them
-					pglBlendFunc(GL_SRC_ALPHA, GL_SRC_COLOR);
-					pglAlphaFunc(GL_ALWAYS, 0.0f); // Don't discard zero alpha fragments
-					break;
-				default : // must be 0, otherwise it's an error
-					// No blending
-					pglBlendFunc(GL_ONE, GL_ZERO);   // the same as no blending
-					pglAlphaFunc(GL_GREATER, 0.5f);
-					break;
-			}
-		}
 		if (Xor & PF_NoAlphaTest)
 		{
 			if (PolyFlags & PF_NoAlphaTest)
@@ -1591,7 +1639,7 @@ EXPORT void HWRAPI(SetBlend) (FBITFIELD PolyFlags)
 				pglDisable(GL_POLYGON_OFFSET_FILL);
 		}
 
-		if (Xor&PF_NoDepthTest)
+		if (Xor & PF_NoDepthTest)
 		{
 			if (PolyFlags & PF_NoDepthTest)
 				pglDepthFunc(GL_ALWAYS); //pglDisable(GL_DEPTH_TEST);
@@ -1599,25 +1647,25 @@ EXPORT void HWRAPI(SetBlend) (FBITFIELD PolyFlags)
 				pglDepthFunc(GL_LEQUAL); //pglEnable(GL_DEPTH_TEST);
 		}
 
-		if (Xor&PF_RemoveYWrap)
+		if (Xor & PF_RemoveYWrap)
 		{
 			if (PolyFlags & PF_RemoveYWrap)
 				Clamp2D(GL_TEXTURE_WRAP_T);
 		}
 
-		if (Xor&PF_ForceWrapX)
+		if (Xor & PF_ForceWrapX)
 		{
 			if (PolyFlags & PF_ForceWrapX)
 				pglTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
 		}
 
-		if (Xor&PF_ForceWrapY)
+		if (Xor & PF_ForceWrapY)
 		{
 			if (PolyFlags & PF_ForceWrapY)
 				pglTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
 		}
 
-		if (Xor&PF_Modulated)
+		if (Xor & PF_Modulated)
 		{
 #if defined (__unix__) || defined (UNIXCOMMON)
 			if (oglflags & GLF_NOTEXENV)
@@ -1891,52 +1939,36 @@ EXPORT void HWRAPI(SetTexture) (FTextureInfo *pTexInfo)
 	{
 		UpdateTexture(pTexInfo);
 		pTexInfo->nextmipmap = NULL;
+
+		// insertion at the tail
 		if (gl_cachetail)
-		{ // insertion at the tail
+		{
 			gl_cachetail->nextmipmap = pTexInfo;
 			gl_cachetail = pTexInfo;
 		}
 		else // initialization of the linked list
-			gl_cachetail = gl_cachehead =  pTexInfo;
+			gl_cachetail = gl_cachehead = pTexInfo;
 	}
 }
 
-static void *Shader_Load(FSurfaceInfo *Surface, GLRGBAFloat *poly, GLRGBAFloat *tint, GLRGBAFloat *fade)
-{
-#ifdef GL_SHADERS
-	if (gl_shadersenabled && pglUseProgram)
-	{
-		gl_shaderprogram_t *shader = &gl_shaderprograms[gl_currentshaderprogram];
-		if (shader->program)
-		{
-			if (gl_shaderprogramchanged)
-			{
-				pglUseProgram(gl_shaderprograms[gl_currentshaderprogram].program);
-				gl_shaderprogramchanged = false;
-			}
-			Shader_SetUniforms(Surface, poly, tint, fade);
-			return shader;
-		}
-		else
-			pglUseProgram(0);
-	}
-#else
-	(void)Surface;
-	(void)poly;
-	(void)tint;
-	(void)fade;
-#endif
-	return NULL;
-}
-
 static void Shader_SetUniforms(FSurfaceInfo *Surface, GLRGBAFloat *poly, GLRGBAFloat *tint, GLRGBAFloat *fade)
 {
 #ifdef GL_SHADERS
-	if (gl_shadersenabled)
+	gl_shader_t *shader = gl_shaderstate.current;
+
+	if (gl_shadersenabled && (shader != NULL) && pglUseProgram)
 	{
-		gl_shaderprogram_t *shader = &gl_shaderprograms[gl_currentshaderprogram];
 		if (!shader->program)
+		{
+			pglUseProgram(0);
 			return;
+		}
+
+		if (gl_shaderstate.changed)
+		{
+			pglUseProgram(shader->program);
+			gl_shaderstate.changed = false;
+		}
 
 		// Color uniforms can be left NULL and will be set to white (1.0f, 1.0f, 1.0f, 1.0f)
 		if (poly == NULL)
@@ -1989,6 +2021,97 @@ static void Shader_SetUniforms(FSurfaceInfo *Surface, GLRGBAFloat *poly, GLRGBAF
 #endif
 }
 
+static boolean Shader_CompileProgram(gl_shader_t *shader, GLint i, const GLchar *vert_shader, const GLchar *frag_shader)
+{
+	GLuint gl_vertShader, gl_fragShader;
+	GLint result;
+
+	//
+	// Load and compile vertex shader
+	//
+	gl_vertShader = pglCreateShader(GL_VERTEX_SHADER);
+	if (!gl_vertShader)
+	{
+		GL_MSG_Error("Shader_CompileProgram: Error creating vertex shader %s\n", HWR_GetShaderName(i));
+		return false;
+	}
+
+	pglShaderSource(gl_vertShader, 1, &vert_shader, NULL);
+	pglCompileShader(gl_vertShader);
+
+	// check for compile errors
+	pglGetShaderiv(gl_vertShader, GL_COMPILE_STATUS, &result);
+	if (result == GL_FALSE)
+	{
+		Shader_CompileError("Error compiling vertex shader", gl_vertShader, i);
+		pglDeleteShader(gl_vertShader);
+		return false;
+	}
+
+	//
+	// Load and compile fragment shader
+	//
+	gl_fragShader = pglCreateShader(GL_FRAGMENT_SHADER);
+	if (!gl_fragShader)
+	{
+		GL_MSG_Error("Shader_CompileProgram: Error creating fragment shader %s\n", HWR_GetShaderName(i));
+		pglDeleteShader(gl_vertShader);
+		pglDeleteShader(gl_fragShader);
+		return false;
+	}
+
+	pglShaderSource(gl_fragShader, 1, &frag_shader, NULL);
+	pglCompileShader(gl_fragShader);
+
+	// check for compile errors
+	pglGetShaderiv(gl_fragShader, GL_COMPILE_STATUS, &result);
+	if (result == GL_FALSE)
+	{
+		Shader_CompileError("Error compiling fragment shader", gl_fragShader, i);
+		pglDeleteShader(gl_vertShader);
+		pglDeleteShader(gl_fragShader);
+		return false;
+	}
+
+	shader->program = pglCreateProgram();
+	pglAttachShader(shader->program, gl_vertShader);
+	pglAttachShader(shader->program, gl_fragShader);
+	pglLinkProgram(shader->program);
+
+	// check link status
+	pglGetProgramiv(shader->program, GL_LINK_STATUS, &result);
+
+	// delete the shader objects
+	pglDeleteShader(gl_vertShader);
+	pglDeleteShader(gl_fragShader);
+
+	// couldn't link?
+	if (result != GL_TRUE)
+	{
+		GL_MSG_Error("Shader_CompileProgram: Error linking shader program %s\n", HWR_GetShaderName(i));
+		pglDeleteProgram(shader->program);
+		return false;
+	}
+
+	// 13062019
+#define GETUNI(uniform) pglGetUniformLocation(shader->program, uniform);
+
+	// lighting
+	shader->uniforms[gluniform_poly_color] = GETUNI("poly_color");
+	shader->uniforms[gluniform_tint_color] = GETUNI("tint_color");
+	shader->uniforms[gluniform_fade_color] = GETUNI("fade_color");
+	shader->uniforms[gluniform_lighting] = GETUNI("lighting");
+	shader->uniforms[gluniform_fade_start] = GETUNI("fade_start");
+	shader->uniforms[gluniform_fade_end] = GETUNI("fade_end");
+
+	// misc. (custom shaders)
+	shader->uniforms[gluniform_leveltime] = GETUNI("leveltime");
+
+#undef GETUNI
+
+	return true;
+}
+
 static void Shader_CompileError(const char *message, GLuint program, INT32 shadernum)
 {
 	GLchar *infoLog = NULL;
@@ -2002,7 +2125,7 @@ static void Shader_CompileError(const char *message, GLuint program, INT32 shade
 		pglGetShaderInfoLog(program, logLength, NULL, infoLog);
 	}
 
-	GL_MSG_Error("CompileShaders: %s (%s)\n%s", message, HWR_GetShaderName(shadernum), (infoLog ? infoLog : ""));
+	GL_MSG_Error("Shader_CompileProgram: %s (%s)\n%s", message, HWR_GetShaderName(shadernum), (infoLog ? infoLog : ""));
 
 	if (infoLog)
 		free(infoLog);
@@ -2112,7 +2235,7 @@ static void PreparePolygon(FSurfaceInfo *pSurf, FOutVector *pOutVerts, FBITFIELD
 		pglColor4ubv(c);
 	}
 
-	Shader_Load(pSurf, &poly, &tint, &fade);
+	Shader_SetUniforms(pSurf, &poly, &tint, &fade);
 }
 
 // -----------------+
@@ -2158,7 +2281,7 @@ EXPORT void HWRAPI(RenderSkyDome) (gl_sky_t *sky)
 {
 	int i, j;
 
-	Shader_Load(NULL, NULL, NULL, NULL);
+	Shader_SetUniforms(NULL, NULL, NULL, NULL);
 
 	// Build the sky dome! Yes!
 	if (sky->rebuild)
@@ -2250,15 +2373,7 @@ EXPORT void HWRAPI(SetSpecialState) (hwdspecialstate_t IdState, INT32 Value)
 			break;
 
 		case HWD_SET_SHADERS:
-			switch (Value)
+			gl_allowshaders = (hwdshaderoption_t)Value;
-			{
-				case 1:
-					gl_allowshaders = true;
-					break;
-				default:
-					gl_allowshaders = false;
-					break;
-			}
 			break;
 
 		case HWD_SET_TEXTUREFILTERMODE:
@@ -2528,6 +2643,7 @@ static void DrawModelEx(model_t *model, INT32 frameIndex, INT32 duration, INT32
 
 	boolean useVBO = true;
 
+	FBITFIELD flags;
 	int i;
 
 	// Because otherwise, scaling the screen negatively vertically breaks the lighting
@@ -2595,8 +2711,6 @@ static void DrawModelEx(model_t *model, INT32 frameIndex, INT32 duration, INT32
 	else
 		pglColor4ubv((GLubyte*)&Surface->PolyColor.s);
 
-	SetBlend((poly.alpha < 1 ? PF_Translucent : (PF_Masked|PF_Occlude))|PF_Modulated);
-
 	tint.red   = byte2float[Surface->TintColor.s.red];
 	tint.green = byte2float[Surface->TintColor.s.green];
 	tint.blue  = byte2float[Surface->TintColor.s.blue];
@@ -2607,7 +2721,14 @@ static void DrawModelEx(model_t *model, INT32 frameIndex, INT32 duration, INT32
 	fade.blue  = byte2float[Surface->FadeColor.s.blue];
 	fade.alpha = byte2float[Surface->FadeColor.s.alpha];
 
-	Shader_Load(Surface, &poly, &tint, &fade);
+	flags = (Surface->PolyFlags | PF_Modulated);
+	if (Surface->PolyFlags & (PF_Additive|PF_AdditiveSource|PF_Subtractive|PF_ReverseSubtract|PF_Multiplicative))
+		flags |= PF_Occlude;
+	else if (Surface->PolyColor.s.alpha == 0xFF)
+		flags |= (PF_Occlude | PF_Masked);
+
+	SetBlend(flags);
+	Shader_SetUniforms(Surface, &poly, &tint, &fade);
 
 	pglEnable(GL_CULL_FACE);
 	pglEnable(GL_NORMALIZE);
@@ -3176,7 +3297,7 @@ EXPORT void HWRAPI(DoScreenWipe)(void)
 
 	pglClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
 
-	SetBlend(PF_Modulated|PF_NoDepthTest|PF_Clip|PF_NoZClip);
+	SetBlend(PF_Modulated|PF_NoDepthTest);
 	pglEnable(GL_TEXTURE_2D);
 
 	// Draw the original screen
@@ -3186,7 +3307,7 @@ EXPORT void HWRAPI(DoScreenWipe)(void)
 	pglVertexPointer(3, GL_FLOAT, 0, screenVerts);
 	pglDrawArrays(GL_TRIANGLE_FAN, 0, 4);
 
-	SetBlend(PF_Modulated|PF_Translucent|PF_NoDepthTest|PF_Clip|PF_NoZClip);
+	SetBlend(PF_Modulated|PF_Translucent|PF_NoDepthTest);
 
 	// Draw the end screen that fades in
 	pglActiveTexture(GL_TEXTURE0);

src/hu_stuff.c

@@ -1794,8 +1794,8 @@ static void HU_DrawChat_Old(void)
 	size_t i = 0;
 	const char *ntalk = "Say: ", *ttalk = "Say-Team: ";
 	const char *talk = ntalk;
-	INT32 charwidth = 8 * con_scalefactor; //SHORT(hu_font['A'-HU_FONTSTART]->width) * con_scalefactor;
+	INT32 charwidth = 8 * con_scalefactor; //(hu_font['A'-HU_FONTSTART]->width) * con_scalefactor;
-	INT32 charheight = 8 * con_scalefactor; //SHORT(hu_font['A'-HU_FONTSTART]->height) * con_scalefactor;
+	INT32 charheight = 8 * con_scalefactor; //(hu_font['A'-HU_FONTSTART]->height) * con_scalefactor;
 	if (teamtalk)
 	{
 		talk = ttalk;
@@ -1816,7 +1816,7 @@ static void HU_DrawChat_Old(void)
 		}
 		else
 		{
-			//charwidth = SHORT(hu_font[talk[i]-HU_FONTSTART]->width) * con_scalefactor;
+			//charwidth = (hu_font[talk[i]-HU_FONTSTART]->width) * con_scalefactor;
 			V_DrawCharacter(HU_INPUTX + c, y, talk[i++] | cv_constextsize.value | V_NOSCALESTART, true);
 		}
 		c += charwidth;
@@ -1844,7 +1844,7 @@ static void HU_DrawChat_Old(void)
 		}
 		else
 		{
-			//charwidth = SHORT(hu_font[w_chat[i]-HU_FONTSTART]->width) * con_scalefactor;
+			//charwidth = (hu_font[w_chat[i]-HU_FONTSTART]->width) * con_scalefactor;
 			V_DrawCharacter(HU_INPUTX + c, y, w_chat[i++] | cv_constextsize.value | V_NOSCALESTART | t, true);
 		}
 
@@ -2364,7 +2364,7 @@ void HU_DrawTabRankings(INT32 x, INT32 y, playersort_t *tab, INT32 scorelines, I
 		}
 
 		if (players[tab[i].num].exiting || (players[tab[i].num].pflags & PF_FINISHED))
-			V_DrawSmallScaledPatch(x - SHORT(exiticon->width)/2 - 1, y-3, 0, exiticon);
+			V_DrawSmallScaledPatch(x - exiticon->width/2 - 1, y-3, 0, exiticon);
 
 		if (gametyperankings[gametype] == GT_RACE)
 		{
@@ -2668,7 +2668,7 @@ void HU_DrawDualTabRankings(INT32 x, INT32 y, playersort_t *tab, INT32 scoreline
 			V_DrawSmallScaledPatch(x-28, y-4, 0, tagico);
 
 		if (players[tab[i].num].exiting || (players[tab[i].num].pflags & PF_FINISHED))
-			V_DrawSmallScaledPatch(x - SHORT(exiticon->width)/2 - 1, y-3, 0, exiticon);
+			V_DrawSmallScaledPatch(x - exiticon->width/2 - 1, y-3, 0, exiticon);
 
 		// Draw emeralds
 		if (players[tab[i].num].powers[pw_invulnerability] && (players[tab[i].num].powers[pw_invulnerability] == players[tab[i].num].powers[pw_sneakers]) && ((leveltime/7) & 1))
@@ -3094,7 +3094,7 @@ static void HU_DrawCoopOverlay(void)
 	if (LUA_HudEnabled(hud_tabemblems) && (!modifiedgame || savemoddata))
 	{
 		V_DrawString(160, 144, 0, va("- %d/%d", M_CountEmblems(), numemblems+numextraemblems));
-		V_DrawScaledPatch(128, 144 - SHORT(emblemicon->height)/4, 0, emblemicon);
+		V_DrawScaledPatch(128, 144 - emblemicon->height/4, 0, emblemicon);
 	}
 
 	if (!LUA_HudEnabled(hud_coopemeralds))

src/i_sound.h

@@ -21,15 +21,12 @@
 // copied from SDL mixer, plus GME
 typedef enum {
 	MU_NONE,
-	MU_CMD,
 	MU_WAV,
 	MU_MOD,
 	MU_MID,
 	MU_OGG,
 	MU_MP3,
-	MU_MP3_MAD_UNUSED, // use MU_MP3 instead
 	MU_FLAC,
-	MU_MODPLUG_UNUSED, // use MU_MOD instead
 	MU_GME,
 	MU_MOD_EX, // libopenmpt
 	MU_MID_EX // Non-native MIDI

src/i_video.h

@@ -36,10 +36,9 @@ typedef enum
 */
 extern rendermode_t rendermode;
 
-/**	\brief OpenGL state
+/**	\brief render mode set by command line arguments
-	0 = never loaded, 1 = loaded successfully, -1 = failed loading
 */
-extern INT32 vid_opengl_state;
+extern rendermode_t chosenrendermode;
 
 /**	\brief use highcolor modes if true
 */
@@ -90,8 +89,9 @@ INT32 VID_GetModeForSize(INT32 w, INT32 h);
 INT32 VID_SetMode(INT32 modenum);
 
 /**	\brief Checks the render state
+	\return	true if the renderer changed
 */
-void VID_CheckRenderer(void);
+boolean VID_CheckRenderer(void);
 
 /**	\brief Load OpenGL mode
 */

src/info.h

@@ -19,11 +19,279 @@
 #include "sounds.h"
 #include "m_fixed.h"
 
-// dehacked.c now has lists for the more named enums! PLEASE keep them up to date!
+// deh_tables.c now has lists for the more named enums! PLEASE keep them up to date!
 // For great modding!!
 
+// IMPORTANT!
+// DO NOT FORGET TO SYNC THIS LIST WITH THE ACTIONPOINTERS ARRAY IN DEH_TABLES.C
+enum actionnum
+{
+	A_EXPLODE = 0,
+	A_PAIN,
+	A_FALL,
+	A_MONITORPOP,
+	A_GOLDMONITORPOP,
+	A_GOLDMONITORRESTORE,
+	A_GOLDMONITORSPARKLE,
+	A_LOOK,
+	A_CHASE,
+	A_FACESTABCHASE,
+	A_FACESTABREV,
+	A_FACESTABHURL,
+	A_FACESTABMISS,
+	A_STATUEBURST,
+	A_FACETARGET,
+	A_FACETRACER,
+	A_SCREAM,
+	A_BOSSDEATH,
+	A_CUSTOMPOWER,
+	A_GIVEWEAPON,
+	A_RINGBOX,
+	A_INVINCIBILITY,
+	A_SUPERSNEAKERS,
+	A_BUNNYHOP,
+	A_BUBBLESPAWN,
+	A_FANBUBBLESPAWN,
+	A_BUBBLERISE,
+	A_BUBBLECHECK,
+	A_AWARDSCORE,
+	A_EXTRALIFE,
+	A_GIVESHIELD,
+	A_GRAVITYBOX,
+	A_SCORERISE,
+	A_ATTRACTCHASE,
+	A_DROPMINE,
+	A_FISHJUMP,
+	A_THROWNRING,
+	A_SETSOLIDSTEAM,
+	A_UNSETSOLIDSTEAM,
+	A_SIGNSPIN,
+	A_SIGNPLAYER,
+	A_OVERLAYTHINK,
+	A_JETCHASE,
+	A_JETBTHINK,
+	A_JETGTHINK,
+	A_JETGSHOOT,
+	A_SHOOTBULLET,
+	A_MINUSDIGGING,
+	A_MINUSPOPUP,
+	A_MINUSCHECK,
+	A_CHICKENCHECK,
+	A_MOUSETHINK,
+	A_DETONCHASE,
+	A_CAPECHASE,
+	A_ROTATESPIKEBALL,
+	A_SLINGAPPEAR,
+	A_UNIDUSBALL,
+	A_ROCKSPAWN,
+	A_SETFUSE,
+	A_CRAWLACOMMANDERTHINK,
+	A_SMOKETRAILER,
+	A_RINGEXPLODE,
+	A_OLDRINGEXPLODE,
+	A_MIXUP,
+	A_RECYCLEPOWERS,
+	A_BOSS1CHASE,
+	A_FOCUSTARGET,
+	A_BOSS2CHASE,
+	A_BOSS2POGO,
+	A_BOSSZOOM,
+	A_BOSSSCREAM,
+	A_BOSS2TAKEDAMAGE,
+	A_BOSS7CHASE,
+	A_GOOPSPLAT,
+	A_BOSS2POGOSFX,
+	A_BOSS2POGOTARGET,
+	A_BOSSJETFUME,
+	A_EGGMANBOX,
+	A_TURRETFIRE,
+	A_SUPERTURRETFIRE,
+	A_TURRETSTOP,
+	A_JETJAWROAM,
+	A_JETJAWCHOMP,
+	A_POINTYTHINK,
+	A_CHECKBUDDY,
+	A_HOODFIRE,
+	A_HOODTHINK,
+	A_HOODFALL,
+	A_ARROWBONKS,
+	A_SNAILERTHINK,
+	A_SHARPCHASE,
+	A_SHARPSPIN,
+	A_SHARPDECEL,
+	A_CRUSHSTACEANWALK,
+	A_CRUSHSTACEANPUNCH,
+	A_CRUSHCLAWAIM,
+	A_CRUSHCLAWLAUNCH,
+	A_VULTUREVTOL,
+	A_VULTURECHECK,
+	A_VULTUREHOVER,
+	A_VULTUREBLAST,
+	A_VULTUREFLY,
+	A_SKIMCHASE,
+	A_1UPTHINKER,
+	A_SKULLATTACK,
+	A_LOBSHOT,
+	A_FIRESHOT,
+	A_SUPERFIRESHOT,
+	A_BOSSFIRESHOT,
+	A_BOSS7FIREMISSILES,
+	A_BOSS1LASER,
+	A_BOSS4REVERSE,
+	A_BOSS4SPEEDUP,
+	A_BOSS4RAISE,
+	A_SPARKFOLLOW,
+	A_BUZZFLY,
+	A_GUARDCHASE,
+	A_EGGSHIELD,
+	A_SETREACTIONTIME,
+	A_BOSS1SPIKEBALLS,
+	A_BOSS3TAKEDAMAGE,
+	A_BOSS3PATH,
+	A_BOSS3SHOCKTHINK,
+	A_LINEDEFEXECUTE,
+	A_PLAYSEESOUND,
+	A_PLAYATTACKSOUND,
+	A_PLAYACTIVESOUND,
+	A_SPAWNOBJECTABSOLUTE,
+	A_SPAWNOBJECTRELATIVE,
+	A_CHANGEANGLERELATIVE,
+	A_CHANGEANGLEABSOLUTE,
+	A_ROLLANGLE,
+	A_CHANGEROLLANGLERELATIVE,
+	A_CHANGEROLLANGLEABSOLUTE,
+	A_PLAYSOUND,
+	A_FINDTARGET,
+	A_FINDTRACER,
+	A_SETTICS,
+	A_SETRANDOMTICS,
+	A_CHANGECOLORRELATIVE,
+	A_CHANGECOLORABSOLUTE,
+	A_DYE,
+	A_MOVERELATIVE,
+	A_MOVEABSOLUTE,
+	A_THRUST,
+	A_ZTHRUST,
+	A_SETTARGETSTARGET,
+	A_SETOBJECTFLAGS,
+	A_SETOBJECTFLAGS2,
+	A_RANDOMSTATE,
+	A_RANDOMSTATERANGE,
+	A_DUALACTION,
+	A_REMOTEACTION,
+	A_TOGGLEFLAMEJET,
+	A_ORBITNIGHTS,
+	A_GHOSTME,
+	A_SETOBJECTSTATE,
+	A_SETOBJECTTYPESTATE,
+	A_KNOCKBACK,
+	A_PUSHAWAY,
+	A_RINGDRAIN,
+	A_SPLITSHOT,
+	A_MISSILESPLIT,
+	A_MULTISHOT,
+	A_INSTALOOP,
+	A_CUSTOM3DROTATE,
+	A_SEARCHFORPLAYERS,
+	A_CHECKRANDOM,
+	A_CHECKTARGETRINGS,
+	A_CHECKRINGS,
+	A_CHECKTOTALRINGS,
+	A_CHECKHEALTH,
+	A_CHECKRANGE,
+	A_CHECKHEIGHT,
+	A_CHECKTRUERANGE,
+	A_CHECKTHINGCOUNT,
+	A_CHECKAMBUSH,
+	A_CHECKCUSTOMVALUE,
+	A_CHECKCUSVALMEMO,
+	A_SETCUSTOMVALUE,
+	A_USECUSVALMEMO,
+	A_RELAYCUSTOMVALUE,
+	A_CUSVALACTION,
+	A_FORCESTOP,
+	A_FORCEWIN,
+	A_SPIKERETRACT,
+	A_INFOSTATE,
+	A_REPEAT,
+	A_SETSCALE,
+	A_REMOTEDAMAGE,
+	A_HOMINGCHASE,
+	A_TRAPSHOT,
+	A_VILETARGET,
+	A_VILEATTACK,
+	A_VILEFIRE,
+	A_BRAKCHASE,
+	A_BRAKFIRESHOT,
+	A_BRAKLOBSHOT,
+	A_NAPALMSCATTER,
+	A_SPAWNFRESHCOPY,
+	A_FLICKYSPAWN,
+	A_FLICKYCENTER,
+	A_FLICKYAIM,
+	A_FLICKYFLY,
+	A_FLICKYSOAR,
+	A_FLICKYCOAST,
+	A_FLICKYHOP,
+	A_FLICKYFLOUNDER,
+	A_FLICKYCHECK,
+	A_FLICKYHEIGHTCHECK,
+	A_FLICKYFLUTTER,
+	A_FLAMEPARTICLE,
+	A_FADEOVERLAY,
+	A_BOSS5JUMP,
+	A_LIGHTBEAMRESET,
+	A_MINEEXPLODE,
+	A_MINERANGE,
+	A_CONNECTTOGROUND,
+	A_SPAWNPARTICLERELATIVE,
+	A_MULTISHOTDIST,
+	A_WHOCARESIFYOURSONISABEE,
+	A_PARENTTRIESTOSLEEP,
+	A_CRYINGTOMOMMA,
+	A_CHECKFLAGS2,
+	A_BOSS5FINDWAYPOINT,
+	A_DONPCSKID,
+	A_DONPCPAIN,
+	A_PREPAREREPEAT,
+	A_BOSS5EXTRAREPEAT,
+	A_BOSS5CALM,
+	A_BOSS5CHECKONGROUND,
+	A_BOSS5CHECKFALLING,
+	A_BOSS5PINCHSHOT,
+	A_BOSS5MAKEITRAIN,
+	A_BOSS5MAKEJUNK,
+	A_LOOKFORBETTER,
+	A_BOSS5BOMBEXPLODE,
+	A_DUSTDEVILTHINK,
+	A_TNTEXPLODE,
+	A_DEBRISRANDOM,
+	A_TRAINCAMEO,
+	A_TRAINCAMEO2,
+	A_CANARIVOREGAS,
+	A_KILLSEGMENTS,
+	A_SNAPPERSPAWN,
+	A_SNAPPERTHINKER,
+	A_SALOONDOORSPAWN,
+	A_MINECARTSPARKTHINK,
+	A_MODULOTOSTATE,
+	A_LAVAFALLROCKS,
+	A_LAVAFALLLAVA,
+	A_FALLINGLAVACHECK,
+	A_FIRESHRINK,
+	A_SPAWNPTERABYTES,
+	A_PTERABYTEHOVER,
+	A_ROLLOUTSPAWN,
+	A_ROLLOUTROCK,
+	A_DRAGONBOMBERSPAWN,
+	A_DRAGONWING,
+	A_DRAGONSEGMENT,
+	A_CHANGEHEIGHT,
+	NUMACTIONS
+};
+
 // IMPORTANT NOTE: If you add/remove from this list of action
-// functions, don't forget to update them in dehacked.c!
+// functions, don't forget to update them in deh_tables.c!
 void A_Explode();
 void A_Pain();
 void A_Fall();
@@ -286,6 +554,8 @@ void A_DragonWing();
 void A_DragonSegment();
 void A_ChangeHeight();
 
+extern boolean actionsoverridden[NUMACTIONS];
+
 // ratio of states to sprites to mobj types is roughly 6 : 1 : 1
 #define NUMMOBJFREESLOTS 512
 #define NUMSPRITEFREESLOTS NUMMOBJFREESLOTS

src/lua_baselib.c

@@ -32,6 +32,7 @@
 #include "lua_script.h"
 #include "lua_libs.h"
 #include "lua_hud.h" // hud_running errors
+#include "taglist.h" // P_FindSpecialLineFromTag
 #include "lua_hook.h" // hook_cmd_running errors
 
 #define NOHUD if (hud_running)\
@@ -248,6 +249,56 @@ static int lib_userdataType(lua_State *L)
 		return luaL_typerror(L, 1, "userdata");
 }
 
+// Takes a metatable as first and only argument
+// Only callable during script loading
+static int lib_registerMetatable(lua_State *L)
+{
+	static UINT16 nextid = 1;
+
+	if (!lua_lumploading)
+		return luaL_error(L, "This function cannot be called from within a hook or coroutine!");
+	luaL_checktype(L, 1, LUA_TTABLE);
+
+	if (nextid == 0)
+		return luaL_error(L, "Too many metatables registered?! Please consider rewriting your script once you are sober again.\n");
+
+	lua_getfield(L, LUA_REGISTRYINDEX, LREG_METATABLES); // 2
+		// registry.metatables[metatable] = nextid
+		lua_pushvalue(L, 1); // 3
+			lua_pushnumber(L, nextid); // 4
+		lua_settable(L, 2);
+
+		// registry.metatables[nextid] = metatable
+		lua_pushnumber(L, nextid); // 3
+			lua_pushvalue(L, 1); // 4
+		lua_settable(L, 2);
+	lua_pop(L, 1);
+
+	nextid++;
+
+	return 0;
+}
+
+// Takes a string as only argument and returns the metatable
+// associated to the userdata type this string refers to
+// Returns nil if the string does not refer to a valid userdata type
+static int lib_userdataMetatable(lua_State *L)
+{
+	UINT32 i;
+	const char *udname = luaL_checkstring(L, 1);
+
+	// Find internal metatable name
+	for (i = 0; meta2utype[i].meta; i++)
+		if (!strcmp(udname, meta2utype[i].utype))
+		{
+			luaL_getmetatable(L, meta2utype[i].meta);
+			return 1;
+		}
+
+	lua_pushnil(L);
+	return 1;
+}
+
 static int lib_isPlayerAdmin(lua_State *L)
 {
 	player_t *player = *((player_t **)luaL_checkudata(L, 1, META_PLAYER));
@@ -917,6 +968,28 @@ static int lib_pMaceRotate(lua_State *L)
 	return 0;
 }
 
+static int lib_pCreateFloorSpriteSlope(lua_State *L)
+{
+	mobj_t *mobj = *((mobj_t **)luaL_checkudata(L, 1, META_MOBJ));
+	NOHUD
+	INLEVEL
+	if (!mobj)
+		return LUA_ErrInvalid(L, "mobj_t");
+	LUA_PushUserdata(L, (pslope_t *)P_CreateFloorSpriteSlope(mobj), META_SLOPE);
+	return 1;
+}
+
+static int lib_pRemoveFloorSpriteSlope(lua_State *L)
+{
+	mobj_t *mobj = *((mobj_t **)luaL_checkudata(L, 1, META_MOBJ));
+	NOHUD
+	INLEVEL
+	if (!mobj)
+		return LUA_ErrInvalid(L, "mobj_t");
+	P_RemoveFloorSpriteSlope(mobj);
+	return 1;
+}
+
 static int lib_pRailThinker(lua_State *L)
 {
 	mobj_t *mobj = *((mobj_t **)luaL_checkudata(L, 1, META_MOBJ));
@@ -3008,6 +3081,185 @@ static int lib_sStartMusicCaption(lua_State *L)
 	return 0;
 }
 
+static int lib_sMusicType(lua_State *L)
+{
+	player_t *player = NULL;
+	NOHUD
+	if (!lua_isnone(L, 1) && lua_isuserdata(L, 1))
+	{
+		player = *((player_t **)luaL_checkudata(L, 1, META_PLAYER));
+		if (!player)
+			return LUA_ErrInvalid(L, "player_t");
+	}
+	if (!player || P_IsLocalPlayer(player))
+		lua_pushinteger(L, S_MusicType());
+	else
+		lua_pushnil(L);
+	return 1;
+}
+
+static int lib_sMusicPlaying(lua_State *L)
+{
+	player_t *player = NULL;
+	NOHUD
+	if (!lua_isnone(L, 1) && lua_isuserdata(L, 1))
+	{
+		player = *((player_t **)luaL_checkudata(L, 1, META_PLAYER));
+		if (!player)
+			return LUA_ErrInvalid(L, "player_t");
+	}
+	if (!player || P_IsLocalPlayer(player))
+		lua_pushboolean(L, S_MusicPlaying());
+	else
+		lua_pushnil(L);
+	return 1;
+}
+
+static int lib_sMusicPaused(lua_State *L)
+{
+	player_t *player = NULL;
+	NOHUD
+	if (!lua_isnone(L, 1) && lua_isuserdata(L, 1))
+	{
+		player = *((player_t **)luaL_checkudata(L, 1, META_PLAYER));
+		if (!player)
+			return LUA_ErrInvalid(L, "player_t");
+	}
+	if (!player || P_IsLocalPlayer(player))
+		lua_pushboolean(L, S_MusicPaused());
+	else
+		lua_pushnil(L);
+	return 1;
+}
+
+static int lib_sMusicName(lua_State *L)
+{
+	player_t *player = NULL;
+	NOHUD
+	if (!lua_isnone(L, 1) && lua_isuserdata(L, 1))
+	{
+		player = *((player_t **)luaL_checkudata(L, 1, META_PLAYER));
+		if (!player)
+			return LUA_ErrInvalid(L, "player_t");
+	}
+	if (!player || P_IsLocalPlayer(player))
+		lua_pushstring(L, S_MusicName());
+	else
+		lua_pushnil(L);
+	return 1;
+}
+
+static int lib_sMusicExists(lua_State *L)
+{
+	boolean checkMIDI = lua_opttrueboolean(L, 2);
+	boolean checkDigi = lua_opttrueboolean(L, 3);
+#ifdef MUSICSLOT_COMPATIBILITY
+	const char *music_name;
+	UINT32 music_num;
+	char music_compat_name[7];
+	UINT16 music_flags = 0;
+	NOHUD
+	if (lua_isnumber(L, 1))
+	{
+		music_num = (UINT32)luaL_checkinteger(L, 1);
+		music_flags = (UINT16)(music_num & 0x0000FFFF);
+		if (music_flags && music_flags <= 1035)
+			snprintf(music_compat_name, 7, "%sM", G_BuildMapName((INT32)music_flags));
+		else if (music_flags && music_flags <= 1050)
+			strncpy(music_compat_name, compat_special_music_slots[music_flags - 1036], 7);
+		else
+			music_compat_name[0] = 0; // becomes empty string
+		music_compat_name[6] = 0;
+		music_name = (const char *)&music_compat_name;
+	}
+	else
+	{
+		music_num = 0;
+		music_name = luaL_checkstring(L, 1);
+	}
+#else
+	const char *music_name = luaL_checkstring(L, 1);
+#endif
+	NOHUD
+	lua_pushboolean(L, S_MusicExists(music_name, checkMIDI, checkDigi));
+	return 1;
+}
+
+static int lib_sSetMusicLoopPoint(lua_State *L)
+{
+	UINT32 looppoint = (UINT32)luaL_checkinteger(L, 1);
+	player_t *player = NULL;
+	NOHUD
+	if (!lua_isnone(L, 2) && lua_isuserdata(L, 2))
+	{
+		player = *((player_t **)luaL_checkudata(L, 2, META_PLAYER));
+		if (!player)
+			return LUA_ErrInvalid(L, "player_t");
+	}
+	if (!player || P_IsLocalPlayer(player))
+		lua_pushboolean(L, S_SetMusicLoopPoint(looppoint));
+	else
+		lua_pushnil(L);
+	return 1;
+}
+
+static int lib_sGetMusicLoopPoint(lua_State *L)
+{
+	player_t *player = NULL;
+	NOHUD
+	if (!lua_isnone(L, 1) && lua_isuserdata(L, 1))
+	{
+		player = *((player_t **)luaL_checkudata(L, 1, META_PLAYER));
+		if (!player)
+			return LUA_ErrInvalid(L, "player_t");
+	}
+	if (!player || P_IsLocalPlayer(player))
+		lua_pushinteger(L, (int)S_GetMusicLoopPoint());
+	else
+		lua_pushnil(L);
+	return 1;
+}
+
+static int lib_sPauseMusic(lua_State *L)
+{
+	player_t *player = NULL;
+	NOHUD
+	if (!lua_isnone(L, 1) && lua_isuserdata(L, 1))
+	{
+		player = *((player_t **)luaL_checkudata(L, 1, META_PLAYER));
+		if (!player)
+			return LUA_ErrInvalid(L, "player_t");
+	}
+	if (!player || P_IsLocalPlayer(player))
+	{
+		S_PauseAudio();
+		lua_pushboolean(L, true);
+	}
+	else
+		lua_pushnil(L);
+	return 1;
+}
+
+static int lib_sResumeMusic(lua_State *L)
+{
+	player_t *player = NULL;
+	NOHUD
+	if (!lua_isnone(L, 1) && lua_isuserdata(L, 1))
+	{
+		player = *((player_t **)luaL_checkudata(L, 1, META_PLAYER));
+		if (!player)
+			return LUA_ErrInvalid(L, "player_t");
+	}
+	if (!player || P_IsLocalPlayer(player))
+	{
+		S_ResumeAudio();
+		lua_pushboolean(L, true);
+	}
+	else
+		lua_pushnil(L);
+	return 1;
+}
+
 // G_GAME
 ////////////
 
@@ -3496,6 +3748,8 @@ static luaL_Reg lib[] = {
 	{"chatprint", lib_chatprint},
 	{"chatprintf", lib_chatprintf},
 	{"userdataType", lib_userdataType},
+	{"registerMetatable", lib_registerMetatable},
+	{"userdataMetatable", lib_userdataMetatable},
 	{"IsPlayerAdmin", lib_isPlayerAdmin},
 	{"reserveLuabanks", lib_reserveLuabanks},
 
@@ -3555,6 +3809,8 @@ static luaL_Reg lib[] = {
 	{"P_CheckSolidLava",lib_pCheckSolidLava},
 	{"P_CanRunOnWater",lib_pCanRunOnWater},
 	{"P_MaceRotate",lib_pMaceRotate},
+	{"P_CreateFloorSpriteSlope",lib_pCreateFloorSpriteSlope},
+	{"P_RemoveFloorSpriteSlope",lib_pRemoveFloorSpriteSlope},
 	{"P_RailThinker",lib_pRailThinker},
 	{"P_XYMovement",lib_pXYMovement},
 	{"P_RingXYMovement",lib_pRingXYMovement},
@@ -3714,6 +3970,15 @@ static luaL_Reg lib[] = {
 	{"S_IdPlaying",lib_sIdPlaying},
 	{"S_SoundPlaying",lib_sSoundPlaying},
 	{"S_StartMusicCaption", lib_sStartMusicCaption},
+	{"S_MusicType",lib_sMusicType},
+	{"S_MusicPlaying",lib_sMusicPlaying},
+	{"S_MusicPaused",lib_sMusicPaused},
+	{"S_MusicName",lib_sMusicName},
+	{"S_MusicExists",lib_sMusicExists},
+	{"S_SetMusicLoopPoint",lib_sSetMusicLoopPoint},
+	{"S_GetMusicLoopPoint",lib_sGetMusicLoopPoint},
+	{"S_PauseMusic",lib_sPauseMusic},
+	{"S_ResumeMusic", lib_sResumeMusic},
 
 	// g_game
 	{"G_AddGametype", lib_gAddGametype},

src/lua_consolelib.c

@@ -40,6 +40,10 @@ void Got_Luacmd(UINT8 **cp, INT32 playernum)
 	// like sending random junk lua commands to crash the server
 
 	if (!gL) goto deny;
+
+	lua_settop(gL, 0); // Just in case...
+	lua_pushcfunction(gL, LUA_GetErrorMessage);
+
 	lua_getfield(gL, LUA_REGISTRYINDEX, "COM_Command"); // push COM_Command
 	if (!lua_istable(gL, -1)) goto deny;
 
@@ -76,7 +80,7 @@ void Got_Luacmd(UINT8 **cp, INT32 playernum)
 		READSTRINGN(*cp, buf, 255);
 		lua_pushstring(gL, buf);
 	}
-	LUA_Call(gL, (int)argc); // argc is 1-based, so this will cover the player we passed too.
+	LUA_Call(gL, (int)argc, 0, 1); // argc is 1-based, so this will cover the player we passed too.
 	return;
 
 deny:
@@ -98,6 +102,10 @@ void COM_Lua_f(void)
 	INT32 playernum = consoleplayer;
 
 	I_Assert(gL != NULL);
+
+	lua_settop(gL, 0); // Just in case...
+	lua_pushcfunction(gL, LUA_GetErrorMessage);
+
 	lua_getfield(gL, LUA_REGISTRYINDEX, "COM_Command"); // push COM_Command
 	I_Assert(lua_istable(gL, -1));
 
@@ -167,7 +175,7 @@ void COM_Lua_f(void)
 	LUA_PushUserdata(gL, &players[playernum], META_PLAYER);
 	for (i = 1; i < COM_Argc(); i++)
 		lua_pushstring(gL, COM_Argv(i));
-	LUA_Call(gL, (int)COM_Argc()); // COM_Argc is 1-based, so this will cover the player we passed too.
+	LUA_Call(gL, (int)COM_Argc(), 0, 1); // COM_Argc is 1-based, so this will cover the player we passed too.
 }
 
 // Wrapper for COM_AddCommand
@@ -277,6 +285,9 @@ static void Lua_OnChange(void)
 
 	/// \todo Network this! XD_LUAVAR
 
+	lua_settop(gL, 0); // Just in case...
+	lua_pushcfunction(gL, LUA_GetErrorMessage);
+
 	// From CV_OnChange registry field, get the function for this cvar by name.
 	lua_getfield(gL, LUA_REGISTRYINDEX, "CV_OnChange");
 	I_Assert(lua_istable(gL, -1));
@@ -288,7 +299,7 @@ static void Lua_OnChange(void)
 	lua_getfield(gL, -1, cvname); // get consvar_t* userdata.
 	lua_remove(gL, -2); // pop the CV_Vars table.
 
-	LUA_Call(gL, 1); // call function(cvar)
+	LUA_Call(gL, 1, 0, 1); // call function(cvar)
 	lua_pop(gL, 1); // pop CV_OnChange table
 }
 
@@ -440,6 +451,9 @@ static int CVarSetFunction
 ){
 	consvar_t *cvar = (consvar_t *)luaL_checkudata(L, 1, META_CVAR);
 
+	if (cvar->flags & CV_NOLUA)
+		return luaL_error(L, "Variable %s cannot be set from Lua.", cvar->name);
+
 	switch (lua_type(L, 2))
 	{
 		case LUA_TSTRING:
@@ -468,7 +482,12 @@ static int lib_cvStealthSet(lua_State *L)
 static int lib_cvAddValue(lua_State *L)
 {
 	consvar_t *cvar = (consvar_t *)luaL_checkudata(L, 1, META_CVAR);
+
+	if (cvar->flags & CV_NOLUA)
+		return luaL_error(L, "Variable %s cannot be set from Lua.", cvar->name);
+
 	CV_AddValue(cvar, (INT32)luaL_checknumber(L, 2));
+
 	return 0;
 }
 

src/lua_hook.h

@@ -60,6 +60,7 @@ enum hook {
 	hook_ShouldJingleContinue,
 	hook_GameQuit,
 	hook_PlayerCmd,
+	hook_MusicChange,
 
 	hook_MAX // last hook
 };
@@ -118,3 +119,4 @@ boolean LUAh_SeenPlayer(player_t *player, player_t *seenfriend); // Hook for MT_
 boolean LUAh_ShouldJingleContinue(player_t *player, const char *musname); // Hook for whether a jingle of the given music should continue playing
 void LUAh_GameQuit(void); // Hook for game quitting
 boolean LUAh_PlayerCmd(player_t *player, ticcmd_t *cmd); // Hook for building player's ticcmd struct (Ported from SRB2Kart)
+boolean LUAh_MusicChange(const char *oldname, char *newname, UINT16 *mflags, boolean *looping, UINT32 *position, UINT32 *prefadems, UINT32 *fadeinms); // Hook for music changes

src/lua_hooklib.c

@@ -76,6 +76,7 @@ const char *const hookNames[hook_MAX+1] = {
 	"ShouldJingleContinue",
 	"GameQuit",
 	"PlayerCmd",
+	"MusicChange",
 	NULL
 };
 
@@ -1912,3 +1913,62 @@ boolean LUAh_PlayerCmd(player_t *player, ticcmd_t *cmd)
 	hook_cmd_running = false;
 	return hooked;
 }
+
+// Hook for music changes
+boolean LUAh_MusicChange(const char *oldname, char *newname, UINT16 *mflags, boolean *looping,
+	UINT32 *position, UINT32 *prefadems, UINT32 *fadeinms)
+{
+	hook_p hookp;
+	boolean hooked = false;
+
+	if (!gL || !(hooksAvailable[hook_MusicChange/8] & (1<<(hook_MusicChange%8))))
+		return false;
+
+	lua_settop(gL, 0);
+	lua_pushcfunction(gL, LUA_GetErrorMessage);
+
+	for (hookp = roothook; hookp; hookp = hookp->next)
+		if (hookp->type == hook_MusicChange)
+		{
+			PushHook(gL, hookp);
+			lua_pushstring(gL, oldname);
+			lua_pushstring(gL, newname);
+			lua_pushinteger(gL, *mflags);
+			lua_pushboolean(gL, *looping);
+			lua_pushinteger(gL, *position);
+			lua_pushinteger(gL, *prefadems);
+			lua_pushinteger(gL, *fadeinms);
+			if (lua_pcall(gL, 7, 6, 1)) {
+				CONS_Alert(CONS_WARNING,"%s\n",lua_tostring(gL,-1));
+				lua_pop(gL, 1);
+				continue;
+			}
+
+			// output 1: true, false, or string musicname override
+			if (lua_isboolean(gL, -6) && lua_toboolean(gL, -6))
+				hooked = true;
+			else if (lua_isstring(gL, -6))
+				strncpy(newname, lua_tostring(gL, -6), 7);
+			// output 2: mflags override
+			if (lua_isnumber(gL, -5))
+				*mflags = lua_tonumber(gL, -5);
+			// output 3: looping override
+			if (lua_isboolean(gL, -4))
+				*looping = lua_toboolean(gL, -4);
+			// output 4: position override
+			if (lua_isboolean(gL, -3))
+				*position = lua_tonumber(gL, -3);
+			// output 5: prefadems override
+			if (lua_isboolean(gL, -2))
+				*prefadems = lua_tonumber(gL, -2);
+			// output 6: fadeinms override
+			if (lua_isboolean(gL, -1))
+				*fadeinms = lua_tonumber(gL, -1);
+
+			lua_pop(gL, 7);  // Pop returned values and error handler
+		}
+
+	lua_settop(gL, 0);
+	newname[6] = 0;
+	return hooked;
+}

src/lua_hudlib.c

@@ -35,11 +35,6 @@ static UINT8 hud_enabled[(hud_MAX/8)+1];
 
 static UINT8 hudAvailable; // hud hooks field
 
-#ifdef LUA_PATCH_SAFETY
-static patchinfo_t *patchinfo, *patchinfohead;
-static int numluapatches;
-#endif
-
 // must match enum hud in lua_hud.h
 static const char *const hud_disable_options[] = {
 	"stagetitle",
@@ -292,11 +287,7 @@ static int colormap_get(lua_State *L)
 
 static int patch_get(lua_State *L)
 {
-#ifdef LUA_PATCH_SAFETY
 	patch_t *patch = *((patch_t **)luaL_checkudata(L, 1, META_PATCH));
-#else
-	patchinfo_t *patch = *((patchinfo_t **)luaL_checkudata(L, 1, META_PATCH));
-#endif
 	enum patch field = luaL_checkoption(L, 2, NULL, patch_opt);
 
 	// patches are invalidated when switching renderers
@@ -314,16 +305,16 @@ static int patch_get(lua_State *L)
 		lua_pushboolean(L, patch != NULL);
 		break;
 	case patch_width:
-		lua_pushinteger(L, SHORT(patch->width));
+		lua_pushinteger(L, patch->width);
 		break;
 	case patch_height:
-		lua_pushinteger(L, SHORT(patch->height));
+		lua_pushinteger(L, patch->height);
 		break;
 	case patch_leftoffset:
-		lua_pushinteger(L, SHORT(patch->leftoffset));
+		lua_pushinteger(L, patch->leftoffset);
 		break;
 	case patch_topoffset:
-		lua_pushinteger(L, SHORT(patch->topoffset));
+		lua_pushinteger(L, patch->topoffset);
 		break;
 	}
 	return 1;
@@ -403,59 +394,8 @@ static int libd_patchExists(lua_State *L)
 
 static int libd_cachePatch(lua_State *L)
 {
-#ifdef LUA_PATCH_SAFETY
-	int i;
-	lumpnum_t lumpnum;
-	patchinfo_t *luapat;
-	patch_t *realpatch;
-
-	HUDONLY
-
-	luapat = patchinfohead;
-	lumpnum = W_CheckNumForLongName(luaL_checkstring(L, 1));
-	if (lumpnum == LUMPERROR)
-		lumpnum = W_GetNumForLongName("MISSING");
-
-	for (i = 0; i < numluapatches; i++)
-	{
-		// check if already cached
-		if (luapat->wadnum == WADFILENUM(lumpnum) && luapat->lumpnum == LUMPNUM(lumpnum))
-		{
-			LUA_PushUserdata(L, luapat, META_PATCH);
-			return 1;
-		}
-		luapat = luapat->next;
-		if (!luapat)
-			break;
-	}
-
-	if (numluapatches > 0)
-	{
-		patchinfo->next = Z_Malloc(sizeof(patchinfo_t), PU_STATIC, NULL);
-		patchinfo = patchinfo->next;
-	}
-	else
-	{
-		patchinfo = Z_Malloc(sizeof(patchinfo_t), PU_STATIC, NULL);
-		patchinfohead = patchinfo;
-	}
-
-	realpatch = W_CachePatchNum(lumpnum, PU_PATCH);
-
-	patchinfo->width = realpatch->width;
-	patchinfo->height = realpatch->height;
-	patchinfo->leftoffset = realpatch->leftoffset;
-	patchinfo->topoffset = realpatch->topoffset;
-
-	patchinfo->wadnum = WADFILENUM(lumpnum);
-	patchinfo->lumpnum = LUMPNUM(lumpnum);
-
-	LUA_PushUserdata(L, patchinfo, META_PATCH);
-	numluapatches++;
-#else
 	HUDONLY
 	LUA_PushUserdata(L, W_CachePatchLongName(luaL_checkstring(L, 1), PU_PATCH), META_PATCH);
-#endif
 	return 1;
 }
 
@@ -518,9 +458,8 @@ static int libd_getSpritePatch(lua_State *L)
 		INT32 rot = R_GetRollAngle(rollangle);
 
 		if (rot) {
-			if (!(sprframe->rotsprite.cached & (1<<angle)))
+			patch_t *rotsprite = Patch_GetRotatedSprite(sprframe, frame, angle, sprframe->flip & (1<<angle), true, &spriteinfo[i], rot);
-				R_CacheRotSprite(i, frame, NULL, sprframe, angle, sprframe->flip & (1<<angle));
+			LUA_PushUserdata(L, rotsprite, META_PATCH);
-			LUA_PushUserdata(L, sprframe->rotsprite.patch[angle][rot], META_PATCH);
 			lua_pushboolean(L, false);
 			lua_pushboolean(L, true);
 			return 3;
@@ -529,7 +468,7 @@ static int libd_getSpritePatch(lua_State *L)
 #endif
 
 	// push both the patch and it's "flip" value
-	LUA_PushUserdata(L, W_CachePatchNum(sprframe->lumppat[angle], PU_PATCH), META_PATCH);
+	LUA_PushUserdata(L, W_CachePatchNum(sprframe->lumppat[angle], PU_SPRITE), META_PATCH);
 	lua_pushboolean(L, (sprframe->flip & (1<<angle)) != 0);
 	return 2;
 }
@@ -631,9 +570,8 @@ static int libd_getSprite2Patch(lua_State *L)
 		INT32 rot = R_GetRollAngle(rollangle);
 
 		if (rot) {
-			if (!(sprframe->rotsprite.cached & (1<<angle)))
+			patch_t *rotsprite = Patch_GetRotatedSprite(sprframe, frame, angle, sprframe->flip & (1<<angle), true, &skins[i].sprinfo[j], rot);
-				R_CacheRotSprite(SPR_PLAY, frame, &skins[i].sprinfo[j], sprframe, angle, sprframe->flip & (1<<angle));
+			LUA_PushUserdata(L, rotsprite, META_PATCH);
-			LUA_PushUserdata(L, sprframe->rotsprite.patch[angle][rot], META_PATCH);
 			lua_pushboolean(L, false);
 			lua_pushboolean(L, true);
 			return 3;
@@ -642,7 +580,7 @@ static int libd_getSprite2Patch(lua_State *L)
 #endif
 
 	// push both the patch and it's "flip" value
-	LUA_PushUserdata(L, W_CachePatchNum(sprframe->lumppat[angle], PU_PATCH), META_PATCH);
+	LUA_PushUserdata(L, W_CachePatchNum(sprframe->lumppat[angle], PU_SPRITE), META_PATCH);
 	lua_pushboolean(L, (sprframe->flip & (1<<angle)) != 0);
 	return 2;
 }
@@ -651,22 +589,14 @@ static int libd_draw(lua_State *L)
 {
 	INT32 x, y, flags;
 	patch_t *patch;
-#ifdef LUA_PATCH_SAFETY
-	patchinfo_t *luapat;
-#endif
 	const UINT8 *colormap = NULL;
 
 	HUDONLY
 	x = luaL_checkinteger(L, 1);
 	y = luaL_checkinteger(L, 2);
-#ifdef LUA_PATCH_SAFETY
-	luapat = *((patchinfo_t **)luaL_checkudata(L, 3, META_PATCH));
-	patch = W_CachePatchNum((luapat->wadnum<<16)+luapat->lumpnum, PU_PATCH);
-#else
 	patch = *((patch_t **)luaL_checkudata(L, 3, META_PATCH));
 	if (!patch)
 		return LUA_ErrInvalid(L, "patch_t");
-#endif
 	flags = luaL_optinteger(L, 4, 0);
 	if (!lua_isnoneornil(L, 5))
 		colormap = *((UINT8 **)luaL_checkudata(L, 5, META_COLORMAP));
@@ -682,9 +612,6 @@ static int libd_drawScaled(lua_State *L)
 	fixed_t x, y, scale;
 	INT32 flags;
 	patch_t *patch;
-#ifdef LUA_PATCH_SAFETY
-	patchinfo_t *luapat;
-#endif
 	const UINT8 *colormap = NULL;
 
 	HUDONLY
@@ -693,14 +620,9 @@ static int libd_drawScaled(lua_State *L)
 	scale = luaL_checkinteger(L, 3);
 	if (scale < 0)
 		return luaL_error(L, "negative scale");
-#ifdef LUA_PATCH_SAFETY
-	luapat = *((patchinfo_t **)luaL_checkudata(L, 4, META_PATCH));
-	patch = W_CachePatchNum((luapat->wadnum<<16)+luapat->lumpnum, PU_PATCH);
-#else
 	patch = *((patch_t **)luaL_checkudata(L, 4, META_PATCH));
 	if (!patch)
 		return LUA_ErrInvalid(L, "patch_t");
-#endif
 	flags = luaL_optinteger(L, 5, 0);
 	if (!lua_isnoneornil(L, 6))
 		colormap = *((UINT8 **)luaL_checkudata(L, 6, META_COLORMAP));
@@ -1261,10 +1183,6 @@ int LUA_HudLib(lua_State *L)
 {
 	memset(hud_enabled, 0xff, (hud_MAX/8)+1);
 
-#ifdef LUA_PATCH_SAFETY
-	numluapatches = 0;
-#endif
-
 	lua_newtable(L); // HUD registry table
 		lua_newtable(L);
 		luaL_register(L, NULL, lib_draw);
@@ -1343,7 +1261,9 @@ void LUAh_GameHUD(player_t *stplayr)
 		return;
 
 	hud_running = true;
-	lua_pop(gL, -1);
+	lua_settop(gL, 0);
+
+	lua_pushcfunction(gL, LUA_GetErrorMessage);
 
 	lua_getfield(gL, LUA_REGISTRYINDEX, "HUD");
 	I_Assert(lua_istable(gL, -1));
@@ -1365,9 +1285,9 @@ void LUAh_GameHUD(player_t *stplayr)
 		lua_pushvalue(gL, -5); // graphics library (HUD[1])
 		lua_pushvalue(gL, -5); // stplayr
 		lua_pushvalue(gL, -5); // camera
-		LUA_Call(gL, 3);
+		LUA_Call(gL, 3, 0, 1);
 	}
-	lua_pop(gL, -1);
+	lua_settop(gL, 0);
 	hud_running = false;
 }
 
@@ -1377,7 +1297,9 @@ void LUAh_ScoresHUD(void)
 		return;
 
 	hud_running = true;
-	lua_pop(gL, -1);
+	lua_settop(gL, 0);
+
+	lua_pushcfunction(gL, LUA_GetErrorMessage);
 
 	lua_getfield(gL, LUA_REGISTRYINDEX, "HUD");
 	I_Assert(lua_istable(gL, -1));
@@ -1390,9 +1312,9 @@ void LUAh_ScoresHUD(void)
 	lua_pushnil(gL);
 	while (lua_next(gL, -3) != 0) {
 		lua_pushvalue(gL, -3); // graphics library (HUD[1])
-		LUA_Call(gL, 1);
+		LUA_Call(gL, 1, 0, 1);
 	}
-	lua_pop(gL, -1);
+	lua_settop(gL, 0);
 	hud_running = false;
 }
 
@@ -1402,7 +1324,9 @@ void LUAh_TitleHUD(void)
 		return;
 
 	hud_running = true;
-	lua_pop(gL, -1);
+	lua_settop(gL, 0);
+
+	lua_pushcfunction(gL, LUA_GetErrorMessage);
 
 	lua_getfield(gL, LUA_REGISTRYINDEX, "HUD");
 	I_Assert(lua_istable(gL, -1));
@@ -1415,9 +1339,9 @@ void LUAh_TitleHUD(void)
 	lua_pushnil(gL);
 	while (lua_next(gL, -3) != 0) {
 		lua_pushvalue(gL, -3); // graphics library (HUD[1])
-		LUA_Call(gL, 1);
+		LUA_Call(gL, 1, 0, 1);
 	}
-	lua_pop(gL, -1);
+	lua_settop(gL, 0);
 	hud_running = false;
 }
 
@@ -1427,7 +1351,9 @@ void LUAh_TitleCardHUD(player_t *stplayr)
 		return;
 
 	hud_running = true;
-	lua_pop(gL, -1);
+	lua_settop(gL, 0);
+
+	lua_pushcfunction(gL, LUA_GetErrorMessage);
 
 	lua_getfield(gL, LUA_REGISTRYINDEX, "HUD");
 	I_Assert(lua_istable(gL, -1));
@@ -1448,10 +1374,10 @@ void LUAh_TitleCardHUD(player_t *stplayr)
 		lua_pushvalue(gL, -6); // stplayr
 		lua_pushvalue(gL, -6); // lt_ticker
 		lua_pushvalue(gL, -6); // lt_endtime
-		LUA_Call(gL, 4);
+		LUA_Call(gL, 4, 0, 1);
 	}
 
-	lua_pop(gL, -1);
+	lua_settop(gL, 0);
 	hud_running = false;
 }
 
@@ -1461,7 +1387,9 @@ void LUAh_IntermissionHUD(void)
 		return;
 
 	hud_running = true;
-	lua_pop(gL, -1);
+	lua_settop(gL, 0);
+
+	lua_pushcfunction(gL, LUA_GetErrorMessage);
 
 	lua_getfield(gL, LUA_REGISTRYINDEX, "HUD");
 	I_Assert(lua_istable(gL, -1));
@@ -1474,8 +1402,8 @@ void LUAh_IntermissionHUD(void)
 	lua_pushnil(gL);
 	while (lua_next(gL, -3) != 0) {
 		lua_pushvalue(gL, -3); // graphics library (HUD[1])
-		LUA_Call(gL, 1);
+		LUA_Call(gL, 1, 0, 1);
 	}
-	lua_pop(gL, -1);
+	lua_settop(gL, 0);
 	hud_running = false;
 }

src/lua_infolib.c

@@ -14,9 +14,12 @@
 #include "fastcmp.h"
 #include "info.h"
 #include "dehacked.h"
+#include "deh_tables.h"
+#include "deh_lua.h"
 #include "p_mobj.h"
 #include "p_local.h"
 #include "z_zone.h"
+#include "r_patch.h"
 #include "r_picformats.h"
 #include "r_things.h"
 #include "r_draw.h" // R_GetColorByName
@@ -30,7 +33,7 @@
 extern CV_PossibleValue_t Color_cons_t[];
 extern UINT8 skincolor_modified[];
 
-boolean LUA_CallAction(const char *action, mobj_t *actor);
+boolean LUA_CallAction(enum actionnum actionnum, mobj_t *actor);
 state_t *astate;
 
 enum sfxinfo_read {
@@ -63,6 +66,8 @@ const char *const sfxinfo_wopt[] = {
 	"caption",
 	NULL};
 
+boolean actionsoverridden[NUMACTIONS] = {false};
+
 //
 // Sprite Names
 //
@@ -375,17 +380,13 @@ static int lib_setSpriteInfo(lua_State *L)
 	if (hud_running)
 		return luaL_error(L, "Do not alter spriteinfo_t in HUD rendering code!");
 	if (hook_cmd_running)
-		return luaL_error(L, "Do not alter spriteinfo_t in CMD building code!");     
+		return luaL_error(L, "Do not alter spriteinfo_t in CMD building code!");
 
 	lua_remove(L, 1);
 	{
 		UINT32 i = luaL_checkinteger(L, 1);
 		if (i == 0 || i >= NUMSPRITES)
 			return luaL_error(L, "spriteinfo[] index %d out of range (1 - %d)", i, NUMSPRITES-1);
-#ifdef ROTSPRITE
-		if (sprites != NULL)
-			R_FreeSingleRotSprite(&sprites[i]);
-#endif
 		info = &spriteinfo[i]; // get the spriteinfo to assign to.
 	}
 	luaL_checktype(L, 2, LUA_TTABLE); // check that we've been passed a table.
@@ -469,11 +470,6 @@ static int spriteinfo_set(lua_State *L)
 	lua_remove(L, 1); // remove field
 	lua_settop(L, 1); // leave only one value
 
-#ifdef ROTSPRITE
-	if (sprites != NULL)
-		R_FreeSingleRotSprite(&sprites[sprinfo-spriteinfo]);
-#endif
-
 	if (fastcmp(field, "pivot"))
 	{
 		// pivot[] is a table
@@ -630,6 +626,9 @@ static void A_Lua(mobj_t *actor)
 	boolean found = false;
 	I_Assert(actor != NULL);
 
+	lua_settop(gL, 0); // Just in case...
+	lua_pushcfunction(gL, LUA_GetErrorMessage);
+
 	// get the action for this state
 	lua_getfield(gL, LUA_REGISTRYINDEX, LREG_STATEACTION);
 	I_Assert(lua_istable(gL, -1));
@@ -658,7 +657,7 @@ static void A_Lua(mobj_t *actor)
 	LUA_PushUserdata(gL, actor, META_MOBJ);
 	lua_pushinteger(gL, var1);
 	lua_pushinteger(gL, var2);
-	LUA_Call(gL, 3);
+	LUA_Call(gL, 3, 0, 1);
 
 	if (found)
 	{
@@ -813,36 +812,33 @@ boolean LUA_SetLuaAction(void *stv, const char *action)
 	return true; // action successfully set.
 }
 
-boolean LUA_CallAction(const char *csaction, mobj_t *actor)
+boolean LUA_CallAction(enum actionnum actionnum, mobj_t *actor)
 {
-	I_Assert(csaction != NULL);
 	I_Assert(actor != NULL);
 
-	if (!gL) // Lua isn't loaded,
+	if (!actionsoverridden[actionnum]) // The action is not overriden,
 		return false; // action not called.
 
-	if (superstack && fasticmp(csaction, superactions[superstack-1])) // the action is calling itself,
+	if (superstack && fasticmp(actionpointers[actionnum].name, superactions[superstack-1])) // the action is calling itself,
 		return false; // let it call the hardcoded function instead.
 
+	lua_pushcfunction(gL, LUA_GetErrorMessage);
+
 	// grab function by uppercase name.
 	lua_getfield(gL, LUA_REGISTRYINDEX, LREG_ACTIONS);
-	{
+	lua_getfield(gL, -1, actionpointers[actionnum].name);
-		char *action = Z_StrDup(csaction);
-		strupr(action);
-		lua_getfield(gL, -1, action);
-		Z_Free(action);
-	}
 	lua_remove(gL, -2); // pop LREG_ACTIONS
 
 	if (lua_isnil(gL, -1)) // no match
 	{
-		lua_pop(gL, 1); // pop nil
+		lua_pop(gL, 2); // pop nil and error handler
 		return false; // action not called.
 	}
 
 	if (superstack == MAXRECURSION)
 	{
 		CONS_Alert(CONS_WARNING, "Max Lua Action recursion reached! Cool it on the calling A_Action functions from inside A_Action functions!\n");
+		lua_pop(gL, 2); // pop function and error handler
 		return true;
 	}
 
@@ -853,10 +849,11 @@ boolean LUA_CallAction(const char *csaction, mobj_t *actor)
 	lua_pushinteger(gL, var1);
 	lua_pushinteger(gL, var2);
 
-	superactions[superstack] = csaction;
+	superactions[superstack] = actionpointers[actionnum].name;
 	++superstack;
 
-	LUA_Call(gL, 3);
+	LUA_Call(gL, 3, 0, -(2 + 3));
+	lua_pop(gL, -1); // Error handler
 
 	--superstack;
 	superactions[superstack] = NULL;

src/lua_libs.h

@@ -16,6 +16,7 @@ extern lua_State *gL;
 #define LREG_EXTVARS "LUA_VARS"
 #define LREG_STATEACTION "STATE_ACTION"
 #define LREG_ACTIONS "MOBJ_ACTION"
+#define LREG_METATABLES "METATABLES"
 
 #define META_STATE "STATE_T*"
 #define META_MOBJINFO "MOBJINFO_T*"

src/lua_maplib.c

@@ -99,8 +99,6 @@ enum line_e {
 	line_slopetype,
 	line_frontsector,
 	line_backsector,
-	line_firsttag,
-	line_nexttag,
 	line_polyobj,
 	line_text,
 	line_callcount
@@ -125,8 +123,6 @@ static const char *const line_opt[] = {
 	"slopetype",
 	"frontsector",
 	"backsector",
-	"firsttag",
-	"nexttag",
 	"polyobj",
 	"text",
 	"callcount",
@@ -583,7 +579,7 @@ static int sector_get(lua_State *L)
 		lua_pushinteger(L, sector->special);
 		return 1;
 	case sector_tag:
-		lua_pushinteger(L, sector->tag);
+		lua_pushinteger(L, Tag_FGet(&sector->tags));
 		return 1;
 	case sector_thinglist: // thinglist
 		lua_pushcfunction(L, lib_iterateSectorThinglist);
@@ -684,7 +680,7 @@ static int sector_set(lua_State *L)
 		sector->special = (INT16)luaL_checkinteger(L, 3);
 		break;
 	case sector_tag:
-		P_ChangeSectorTag((UINT32)(sector - sectors), (INT16)luaL_checkinteger(L, 3));
+		Tag_SectorFSet((UINT32)(sector - sectors), (INT16)luaL_checkinteger(L, 3));
 		break;
 	}
 	return 0;
@@ -823,7 +819,7 @@ static int line_get(lua_State *L)
 		lua_pushinteger(L, line->special);
 		return 1;
 	case line_tag:
-		lua_pushinteger(L, line->tag);
+		lua_pushinteger(L, Tag_FGet(&line->tags));
 		return 1;
 	case line_args:
 		LUA_PushUserdata(L, line->args, META_LINEARGS);
@@ -871,12 +867,6 @@ static int line_get(lua_State *L)
 	case line_backsector:
 		LUA_PushUserdata(L, line->backsector, META_SECTOR);
 		return 1;
-	case line_firsttag:
-		lua_pushinteger(L, line->firsttag);
-		return 1;
-	case line_nexttag:
-		lua_pushinteger(L, line->nexttag);
-		return 1;
 	case line_polyobj:
 		LUA_PushUserdata(L, line->polyobj, META_POLYOBJ);
 		return 1;

src/lua_mobjlib.c

@@ -39,6 +39,11 @@ enum mobj_e {
 	mobj_frame,
 	mobj_sprite2,
 	mobj_anim_duration,
+	mobj_spritexscale,
+	mobj_spriteyscale,
+	mobj_spritexoffset,
+	mobj_spriteyoffset,
+	mobj_floorspriteslope,
 	mobj_touching_sectorlist,
 	mobj_subsector,
 	mobj_floorz,
@@ -56,8 +61,10 @@ enum mobj_e {
 	mobj_flags,
 	mobj_flags2,
 	mobj_eflags,
+	mobj_renderflags,
 	mobj_skin,
 	mobj_color,
+	mobj_blendmode,
 	mobj_bnext,
 	mobj_bprev,
 	mobj_hnext,
@@ -108,6 +115,11 @@ static const char *const mobj_opt[] = {
 	"frame",
 	"sprite2",
 	"anim_duration",
+	"spritexscale",
+	"spriteyscale",
+	"spritexoffset",
+	"spriteyoffset",
+	"floorspriteslope",
 	"touching_sectorlist",
 	"subsector",
 	"floorz",
@@ -125,8 +137,10 @@ static const char *const mobj_opt[] = {
 	"flags",
 	"flags2",
 	"eflags",
+	"renderflags",
 	"skin",
 	"color",
+	"blendmode",
 	"bnext",
 	"bprev",
 	"hnext",
@@ -227,6 +241,21 @@ static int mobj_get(lua_State *L)
 	case mobj_anim_duration:
 		lua_pushinteger(L, mo->anim_duration);
 		break;
+	case mobj_spritexscale:
+		lua_pushfixed(L, mo->spritexscale);
+		break;
+	case mobj_spriteyscale:
+		lua_pushfixed(L, mo->spriteyscale);
+		break;
+	case mobj_spritexoffset:
+		lua_pushfixed(L, mo->spritexoffset);
+		break;
+	case mobj_spriteyoffset:
+		lua_pushfixed(L, mo->spriteyoffset);
+		break;
+	case mobj_floorspriteslope:
+		LUA_PushUserdata(L, mo->floorspriteslope, META_SLOPE);
+		break;
 	case mobj_touching_sectorlist:
 		return UNIMPLEMENTED;
 	case mobj_subsector:
@@ -277,6 +306,9 @@ static int mobj_get(lua_State *L)
 	case mobj_eflags:
 		lua_pushinteger(L, mo->eflags);
 		break;
+	case mobj_renderflags:
+		lua_pushinteger(L, mo->renderflags);
+		break;
 	case mobj_skin: // skin name or nil, not struct
 		if (!mo->skin)
 			return 0;
@@ -285,6 +317,9 @@ static int mobj_get(lua_State *L)
 	case mobj_color:
 		lua_pushinteger(L, mo->color);
 		break;
+	case mobj_blendmode:
+		lua_pushinteger(L, mo->blendmode);
+		break;
 	case mobj_bnext:
 		LUA_PushUserdata(L, mo->bnext, META_MOBJ);
 		break;
@@ -492,6 +527,20 @@ static int mobj_set(lua_State *L)
 	case mobj_anim_duration:
 		mo->anim_duration = (UINT16)luaL_checkinteger(L, 3);
 		break;
+	case mobj_spritexscale:
+		mo->spritexscale = luaL_checkfixed(L, 3);
+		break;
+	case mobj_spriteyscale:
+		mo->spriteyscale = luaL_checkfixed(L, 3);
+		break;
+	case mobj_spritexoffset:
+		mo->spritexoffset = luaL_checkfixed(L, 3);
+		break;
+	case mobj_spriteyoffset:
+		mo->spriteyoffset = luaL_checkfixed(L, 3);
+		break;
+	case mobj_floorspriteslope:
+		return NOSET;
 	case mobj_touching_sectorlist:
 		return UNIMPLEMENTED;
 	case mobj_subsector:
@@ -580,6 +629,9 @@ static int mobj_set(lua_State *L)
 	case mobj_eflags:
 		mo->eflags = (UINT32)luaL_checkinteger(L, 3);
 		break;
+	case mobj_renderflags:
+		mo->renderflags = (UINT32)luaL_checkinteger(L, 3);
+		break;
 	case mobj_skin: // set skin by name
 	{
 		INT32 i;
@@ -603,6 +655,9 @@ static int mobj_set(lua_State *L)
 		mo->color = newcolor;
 		break;
 	}
+	case mobj_blendmode:
+		mo->blendmode = (INT32)luaL_checkinteger(L, 3);
+		break;
 	case mobj_bnext:
 		return NOSETPOS;
 	case mobj_bprev:
@@ -848,7 +903,7 @@ static int mapthing_get(lua_State *L)
 	else if(fastcmp(field,"extrainfo"))
 		number = mt->extrainfo;
 	else if(fastcmp(field,"tag"))
-		number = mt->tag;
+		number = Tag_FGet(&mt->tags);
 	else if(fastcmp(field,"args"))
 	{
 		LUA_PushUserdata(L, mt->args, META_THINGARGS);
@@ -910,7 +965,7 @@ static int mapthing_set(lua_State *L)
 		mt->extrainfo = (UINT8)extrainfo;
 	}
 	else if (fastcmp(field,"tag"))
-		mt->tag = (INT16)luaL_checkinteger(L, 3);
+		Tag_FSet(&mt->tags, (INT16)luaL_checkinteger(L, 3));
 	else if(fastcmp(field,"mobj"))
 		mt->mobj = *((mobj_t **)luaL_checkudata(L, 3, META_MOBJ));
 	else

src/lua_script.c

@@ -13,6 +13,7 @@
 #include "doomdef.h"
 #include "fastcmp.h"
 #include "dehacked.h"
+#include "deh_lua.h"
 #include "z_zone.h"
 #include "w_wad.h"
 #include "p_setup.h"
@@ -133,6 +134,19 @@ int LUA_GetErrorMessage(lua_State *L)
 	return 1;
 }
 
+int LUA_Call(lua_State *L, int nargs, int nresults, int errorhandlerindex)
+{
+	int err = lua_pcall(L, nargs, nresults, errorhandlerindex);
+
+	if (err)
+	{
+		CONS_Alert(CONS_WARNING, "%s\n", lua_tostring(L, -1));
+		lua_pop(L, 1);
+	}
+
+	return err;
+}
+
 // Moved here from lib_getenum.
 int LUA_PushGlobals(lua_State *L, const char *word)
 {
@@ -376,6 +390,44 @@ int LUA_CheckGlobals(lua_State *L, const char *word)
 		redscore = (UINT32)luaL_checkinteger(L, 2);
 	else if (fastcmp(word, "bluescore"))
 		bluescore = (UINT32)luaL_checkinteger(L, 2);
+	else if (fastcmp(word, "skincolor_redteam"))
+		skincolor_redteam = (UINT16)luaL_checkinteger(L, 2);
+	else if (fastcmp(word, "skincolor_blueteam"))
+		skincolor_blueteam = (UINT16)luaL_checkinteger(L, 2);
+	else if (fastcmp(word, "skincolor_redring"))
+		skincolor_redring = (UINT16)luaL_checkinteger(L, 2);
+	else if (fastcmp(word, "skincolor_bluering"))
+		skincolor_bluering = (UINT16)luaL_checkinteger(L, 2);
+	else if (fastcmp(word, "emeralds"))
+		emeralds = (UINT16)luaL_checkinteger(L, 2);
+	else if (fastcmp(word, "token"))
+		token = (UINT32)luaL_checkinteger(L, 2);
+	else if (fastcmp(word, "gravity"))
+		gravity = (fixed_t)luaL_checkinteger(L, 2);
+	else if (fastcmp(word, "stoppedclock"))
+		stoppedclock = luaL_checkboolean(L, 2);
+	else if (fastcmp(word, "displayplayer"))
+	{
+		player_t *player = *((player_t **)luaL_checkudata(L, 2, META_PLAYER));
+
+		if (player)
+			displayplayer = player - players;
+	}
+	else if (fastcmp(word, "mapmusname"))
+	{
+		size_t strlength;
+		const char *str = luaL_checklstring(L, 2, &strlength);
+
+		if (strlength > 6)
+			return luaL_error(L, "string length out of range (maximum 6 characters)");
+
+		if (strlen(str) < strlength)
+			return luaL_error(L, "string must not contain embedded zeros!");
+
+		strncpy(mapmusname, str, strlength);
+	}
+	else if (fastcmp(word, "mapmusflags"))
+		mapmusflags = (UINT16)luaL_checkinteger(L, 2);
 	else
 		return 0;
 
@@ -388,6 +440,7 @@ static int setglobals(lua_State *L)
 {
 	const char *csname;
 	char *name;
+	enum actionnum actionnum;
 
 	lua_remove(L, 1); // we're not gonna be using _G
 	csname = lua_tostring(L, 1);
@@ -406,6 +459,10 @@ static int setglobals(lua_State *L)
 		lua_rawset(L, -3); // rawset doesn't trigger this metatable again.
 		// otherwise we would've used setfield, obviously.
 
+		actionnum = LUA_GetActionNumByName(name);
+		if (actionnum < NUMACTIONS)
+			actionsoverridden[actionnum] = true;
+
 		Z_Free(name);
 		return 0;
 	}
@@ -437,12 +494,16 @@ static void LUA_ClearState(void)
 
 	// open base libraries
 	luaL_openlibs(L);
-	lua_pop(L, -1);
+	lua_settop(L, 0);
 
 	// make LREG_VALID table for all pushed userdata cache.
 	lua_newtable(L);
 	lua_setfield(L, LUA_REGISTRYINDEX, LREG_VALID);
 
+	// make LREG_METATABLES table for all registered metatables
+	lua_newtable(L);
+	lua_setfield(L, LUA_REGISTRYINDEX, LREG_METATABLES);
+
 	// open srb2 libraries
 	for(i = 0; liblist[i]; i++) {
 		lua_pushcfunction(L, liblist[i]);
@@ -636,7 +697,7 @@ fixed_t LUA_EvalMath(const char *word)
 	*b = '\0';
 
 	// eval string.
-	lua_pop(L, -1);
+	lua_settop(L, 0);
 	if (luaL_dostring(L, buf))
 	{
 		p = lua_tostring(L, -1);
@@ -980,8 +1041,17 @@ static UINT8 ArchiveValue(int TABLESINDEX, int myindex)
 			lua_pop(gL, 1);
 		}
 		if (!found)
+		{
 			t++;
 
+			if (t == 0)
+			{
+				CONS_Alert(CONS_ERROR, "Too many tables to archive!\n");
+				WRITEUINT8(save_p, ARCH_NULL);
+				return 0;
+			}
+		}
+
 		WRITEUINT8(save_p, ARCH_TABLE);
 		WRITEUINT16(save_p, t);
 
@@ -1294,8 +1364,22 @@ static void ArchiveTables(void)
 
 			lua_pop(gL, 1);
 		}
-		lua_pop(gL, 1);
 		WRITEUINT8(save_p, ARCH_TEND);
+
+		// Write metatable ID
+		if (lua_getmetatable(gL, -1))
+		{
+			// registry.metatables[metatable]
+			lua_getfield(gL, LUA_REGISTRYINDEX, LREG_METATABLES);
+			lua_pushvalue(gL, -2);
+			lua_gettable(gL, -2);
+			WRITEUINT16(save_p, lua_isnil(gL, -1) ? 0 : lua_tointeger(gL, -1));
+			lua_pop(gL, 3);
+		}
+		else
+			WRITEUINT16(save_p, 0);
+
+		lua_pop(gL, 1);
 	}
 }
 
@@ -1466,6 +1550,7 @@ static void UnArchiveTables(void)
 {
 	int TABLESINDEX;
 	UINT16 i, n;
+	UINT16 metatableid;
 
 	if (!gL)
 		return;
@@ -1490,6 +1575,19 @@ static void UnArchiveTables(void)
 			else
 				lua_rawset(gL, -3);
 		}
+
+		metatableid = READUINT16(save_p);
+		if (metatableid)
+		{
+			// setmetatable(table, registry.metatables[metatableid])
+			lua_getfield(gL, LUA_REGISTRYINDEX, LREG_METATABLES);
+				lua_rawgeti(gL, -1, metatableid);
+				if (lua_isnil(gL, -1))
+					I_Error("Unknown metatable ID %d\n", metatableid);
+				lua_setmetatable(gL, -3);
+			lua_pop(gL, 1);
+		}
+
 		lua_pop(gL, 1);
 	}
 }

src/lua_script.h

@@ -40,6 +40,7 @@ void LUA_ClearExtVars(void);
 extern INT32 lua_lumploading; // is LUA_LoadLump being called?
 
 int LUA_GetErrorMessage(lua_State *L);
+int LUA_Call(lua_State *L, int nargs, int nresults, int errorhandlerindex);
 void LUA_LoadLump(UINT16 wad, UINT16 lump, boolean noresults);
 #ifdef LUA_ALLOW_BYTECODE
 void LUA_DumpFile(const char *filename);
@@ -65,14 +66,6 @@ void LUAh_NetArchiveHook(lua_CFunction archFunc);
 // Console wrapper
 void COM_Lua_f(void);
 
-#define LUA_Call(L,a)\
-{\
-	if (lua_pcall(L, a, 0, 0)) {\
-		CONS_Alert(CONS_WARNING,"%s\n",lua_tostring(L,-1));\
-		lua_pop(L, 1);\
-	}\
-}
-
 #define LUA_ErrInvalid(L, type) luaL_error(L, "accessed " type " doesn't exist anymore, please check 'valid' before using " type ".");
 
 // Deprecation warnings

src/m_anigif.c

@@ -29,15 +29,21 @@
 // GIFs are always little-endian
 #include "byteptr.h"
 
+CV_PossibleValue_t gif_dynamicdelay_cons_t[] = {
+	{0, "Off"},
+	{1, "On"},
+	{2, "Accurate, experimental"},
+{0, NULL}};
+
 consvar_t cv_gif_optimize = CVAR_INIT ("gif_optimize", "On", CV_SAVE, CV_OnOff, NULL);
 consvar_t cv_gif_downscale =  CVAR_INIT ("gif_downscale", "On", CV_SAVE, CV_OnOff, NULL);
-consvar_t cv_gif_dynamicdelay = CVAR_INIT ("gif_dynamicdelay", "On", CV_SAVE, CV_OnOff, NULL);
+consvar_t cv_gif_dynamicdelay = CVAR_INIT ("gif_dynamicdelay", "On", CV_SAVE, gif_dynamicdelay_cons_t, NULL);
 consvar_t cv_gif_localcolortable =  CVAR_INIT ("gif_localcolortable", "On", CV_SAVE, CV_OnOff, NULL);
 
 #ifdef HAVE_ANIGIF
 static boolean gif_optimize = false; // So nobody can do something dumb
 static boolean gif_downscale = false; // like changing cvars mid output
-static boolean gif_dynamicdelay = false; // and messing something up
+static UINT8 gif_dynamicdelay = (UINT8)0; // and messing something up
 
 // Palette handling
 static boolean gif_localcolortable = false;
@@ -598,7 +604,8 @@ static void GIF_framewrite(void)
 		UINT16 delay = 0;
 		INT32 startline;
 
-		if (gif_dynamicdelay) {
+		if (gif_dynamicdelay ==(UINT8) 2)
+		{
 			// golden's attempt at creating a "dynamic delay"
 			UINT16 mingifdelay = 10; // minimum gif delay in milliseconds (keep at 10 because gifs can't get more precise).
 			gif_delayus += (I_GetTimeMicros() - gif_prevframeus); // increase delay by how much time was spent between last measurement
@@ -610,6 +617,15 @@ static void GIF_framewrite(void)
 				gif_delayus -= frames*(mingifdelay*1000); // remove frames by the amount of milliseconds they take. don't reset to 0, the microseconds help consistency.
 			}
 		}
+		else if (gif_dynamicdelay ==(UINT8) 1)
+		{
+			float delayf = ceil(100.0f/NEWTICRATE);
+
+			delay = (UINT16)((I_GetTimeMicros() - gif_prevframeus)/10/1000);
+
+			if (delay < (UINT16)(delayf))
+				delay = (UINT16)(delayf);
+		}
 		else
 		{
 			// the original code
@@ -716,7 +732,7 @@ INT32 GIF_open(const char *filename)
 
 	gif_optimize = (!!cv_gif_optimize.value);
 	gif_downscale = (!!cv_gif_downscale.value);
-	gif_dynamicdelay = (!!cv_gif_dynamicdelay.value);
+	gif_dynamicdelay = (UINT8)cv_gif_dynamicdelay.value;
 	gif_localcolortable = (!!cv_gif_localcolortable.value);
 	gif_colorprofile = (!!cv_screenshot_colorprofile.value);
 	gif_headerpalette = GIF_getpalette(0);

src/m_cheat.c

@@ -1108,7 +1108,6 @@ static mapthing_t *OP_CreateNewMapThing(player_t *player, UINT16 type, boolean c
 
 	mt->options = (mt->z << ZSHIFT) | (UINT16)cv_opflags.value;
 	mt->scale = player->mo->scale;
-	mt->tag = 0;
 	memset(mt->args, 0, NUMMAPTHINGARGS*sizeof(*mt->args));
 	memset(mt->stringargs, 0x00, NUMMAPTHINGSTRINGARGS*sizeof(*mt->stringargs));
 	mt->pitch = mt->roll = 0;
@@ -1435,7 +1434,7 @@ void Command_Writethings_f(void)
 	REQUIRE_SINGLEPLAYER;
 	REQUIRE_OBJECTPLACE;
 
-	P_WriteThings(W_GetNumForName(G_BuildMapName(gamemap)) + ML_THINGS);
+	P_WriteThings();
 }
 
 void Command_ObjectPlace_f(void)

src/m_menu.c

@@ -425,7 +425,7 @@ static CV_PossibleValue_t skins_cons_t[MAXSKINS+1] = {{1, DEFAULTSKIN}};
 consvar_t cv_chooseskin = CVAR_INIT ("chooseskin", DEFAULTSKIN, CV_HIDEN|CV_CALL, skins_cons_t, Nextmap_OnChange);
 
 // This gametype list is integral for many different reasons.
-// When you add gametypes here, don't forget to update them in dehacked.c and doomstat.h!
+// When you add gametypes here, don't forget to update them in deh_tables.c and doomstat.h!
 CV_PossibleValue_t gametype_cons_t[NUMGAMETYPES+1];
 
 consvar_t cv_newgametype = CVAR_INIT ("newgametype", "Co-op", CV_HIDEN|CV_CALL, gametype_cons_t, Newgametype_OnChange);
@@ -1483,7 +1483,7 @@ static menuitem_t OP_SoundOptionsMenu[] =
 
 	{IT_STRING | IT_CVAR,  NULL,  "MIDI Music", &cv_gamemidimusic, 36},
 	{IT_STRING | IT_CVAR | IT_CV_SLIDER, NULL, "MIDI Music Volume", &cv_midimusicvolume, 41},
-	
+
 	{IT_STRING | IT_CVAR,  NULL,  "Music Preference", &cv_musicpref, 51},
 
 	{IT_HEADER, NULL, "Miscellaneous", NULL, 61},
@@ -2145,15 +2145,20 @@ menu_t OP_PlaystyleDef = {
 static void M_VideoOptions(INT32 choice)
 {
 	(void)choice;
-#ifdef HWRENDER
-	if (vid_opengl_state == -1)
-	{
-		OP_VideoOptionsMenu[op_video_renderer].status = (IT_TRANSTEXT | IT_PAIR);
-		OP_VideoOptionsMenu[op_video_renderer].patch = "Renderer";
-		OP_VideoOptionsMenu[op_video_renderer].text = "Software";
-	}
 
+	OP_VideoOptionsMenu[op_video_renderer].status = (IT_TRANSTEXT | IT_PAIR);
+	OP_VideoOptionsMenu[op_video_renderer].patch = "Renderer";
+	OP_VideoOptionsMenu[op_video_renderer].text = "Software";
+
+#ifdef HWRENDER
+	if (vid.glstate != VID_GL_LIBRARY_ERROR)
+	{
+		OP_VideoOptionsMenu[op_video_renderer].status = (IT_STRING | IT_CVAR);
+		OP_VideoOptionsMenu[op_video_renderer].patch = NULL;
+		OP_VideoOptionsMenu[op_video_renderer].text = "Renderer";
+	}
 #endif
+
 	M_SetupNextMenu(&OP_VideoOptionsDef);
 }
 
@@ -4026,7 +4031,7 @@ static void M_DrawThermo(INT32 x, INT32 y, consvar_t *cv)
 	cursorlump = W_GetNumForName("M_THERMO");
 
 	V_DrawScaledPatch(xx, y, 0, p = W_CachePatchNum(leftlump,PU_PATCH));
-	xx += SHORT(p->width) - SHORT(p->leftoffset);
+	xx += p->width - p->leftoffset;
 	for (i = 0; i < 16; i++)
 	{
 		V_DrawScaledPatch(xx, y, V_WRAPX, W_CachePatchNum(centerlump[i & 1], PU_PATCH));
@@ -4165,7 +4170,7 @@ static void M_DrawStaticBox(fixed_t x, fixed_t y, INT32 flags, fixed_t w, fixed_
 	fixed_t sw, pw;
 
 	patch = W_CachePatchName("LSSTATIC", PU_PATCH);
-	pw = SHORT(patch->width) - (sw = w*2); //FixedDiv(w, scale); -- for scale FRACUNIT/2
+	pw = patch->width - (sw = w*2); //FixedDiv(w, scale); -- for scale FRACUNIT/2
 
 	/*if (pw > 0) -- model code for modders providing weird LSSTATIC
 	{
@@ -4262,8 +4267,8 @@ static void M_DrawMenuTitle(void)
 
 		if (p->height > 24) // title is larger than normal
 		{
-			INT32 xtitle = (BASEVIDWIDTH - (SHORT(p->width)/2))/2;
+			INT32 xtitle = (BASEVIDWIDTH - (p->width/2))/2;
-			INT32 ytitle = (30 - (SHORT(p->height)/2))/2;
+			INT32 ytitle = (30 - (p->height/2))/2;
 
 			if (xtitle < 0)
 				xtitle = 0;
@@ -4274,8 +4279,8 @@ static void M_DrawMenuTitle(void)
 		}
 		else
 		{
-			INT32 xtitle = (BASEVIDWIDTH - SHORT(p->width))/2;
+			INT32 xtitle = (BASEVIDWIDTH - p->width)/2;
-			INT32 ytitle = (30 - SHORT(p->height))/2;
+			INT32 ytitle = (30 - p->height)/2;
 
 			if (xtitle < 0)
 				xtitle = 0;
@@ -4311,7 +4316,7 @@ static void M_DrawGenericMenu(void)
 					{
 						patch_t *p;
 						p = W_CachePatchName(currentMenu->menuitems[i].patch, PU_PATCH);
-						V_DrawScaledPatch((BASEVIDWIDTH - SHORT(p->width))/2, y, 0, p);
+						V_DrawScaledPatch((BASEVIDWIDTH - p->width)/2, y, 0, p);
 					}
 					else
 					{
@@ -4842,7 +4847,7 @@ static void M_DrawCenteredMenu(void)
 					{
 						patch_t *p;
 						p = W_CachePatchName(currentMenu->menuitems[i].patch, PU_PATCH);
-						V_DrawScaledPatch((BASEVIDWIDTH - SHORT(p->width))/2, y, 0, p);
+						V_DrawScaledPatch((BASEVIDWIDTH - p->width)/2, y, 0, p);
 					}
 					else
 					{
@@ -5585,9 +5590,6 @@ static void M_DrawLevelPlatterWideMap(UINT8 row, UINT8 col, INT32 x, INT32 y, bo
 	if (map <= 0)
 		return;
 
-	if (needpatchrecache)
-		M_CacheLevelPlatter();
-
 	//  A 564x100 image of the level as entry MAPxxW
 	if (!(levelselect.rows[row].mapavailable[col]))
 	{
@@ -5619,9 +5621,6 @@ static void M_DrawLevelPlatterMap(UINT8 row, UINT8 col, INT32 x, INT32 y, boolea
 	if (map <= 0)
 		return;
 
-	if (needpatchrecache)
-		M_CacheLevelPlatter();
-
 	//  A 160x100 image of the level as entry MAPxxP
 	if (!(levelselect.rows[row].mapavailable[col]))
 	{
@@ -5696,7 +5695,7 @@ static void M_DrawRecordAttackForeground(void)
 	angle_t fa;
 
 	INT32 i;
-	INT32 height = (SHORT(fg->height)/2);
+	INT32 height = (fg->height / 2);
 	INT32 dupz = (vid.dupx < vid.dupy ? vid.dupx : vid.dupy);
 
 	for (i = -12; i < (BASEVIDHEIGHT/height) + 12; i++)
@@ -5731,9 +5730,9 @@ static void M_DrawNightsAttackMountains(void)
 	static INT32 bgscrollx;
 	INT32 dupz = (vid.dupx < vid.dupy ? vid.dupx : vid.dupy);
 	patch_t *background = W_CachePatchName(curbgname, PU_PATCH);
-	INT16 w = SHORT(background->width);
+	INT16 w = background->width;
 	INT32 x = FixedInt(-bgscrollx) % w;
-	INT32 y = BASEVIDHEIGHT - SHORT(background->height)*2;
+	INT32 y = BASEVIDHEIGHT - (background->height * 2);
 
 	if (vid.height != BASEVIDHEIGHT * dupz)
 		V_DrawFill(0, 0, BASEVIDWIDTH, BASEVIDHEIGHT, 158);
@@ -5758,18 +5757,18 @@ static void M_DrawNightsAttackBackground(void)
 	// top
 	patch_t *backtopfg = W_CachePatchName("NTSATKT1", PU_PATCH);
 	patch_t *fronttopfg = W_CachePatchName("NTSATKT2", PU_PATCH);
-	INT32 backtopwidth = SHORT(backtopfg->width);
+	INT32 backtopwidth = backtopfg->width;
-	//INT32 backtopheight = SHORT(backtopfg->height);
+	//INT32 backtopheight = backtopfg->height;
-	INT32 fronttopwidth = SHORT(fronttopfg->width);
+	INT32 fronttopwidth = fronttopfg->width;
-	//INT32 fronttopheight = SHORT(fronttopfg->height);
+	//INT32 fronttopheight = fronttopfg->height;
 
 	// bottom
 	patch_t *backbottomfg = W_CachePatchName("NTSATKB1", PU_PATCH);
 	patch_t *frontbottomfg = W_CachePatchName("NTSATKB2", PU_PATCH);
-	INT32 backbottomwidth = SHORT(backbottomfg->width);
+	INT32 backbottomwidth = backbottomfg->width;
-	INT32 backbottomheight = SHORT(backbottomfg->height);
+	INT32 backbottomheight = backbottomfg->height;
-	INT32 frontbottomwidth = SHORT(frontbottomfg->width);
+	INT32 frontbottomwidth = frontbottomfg->width;
-	INT32 frontbottomheight = SHORT(frontbottomfg->height);
+	INT32 frontbottomheight = frontbottomfg->height;
 
 	// background
 	M_DrawNightsAttackMountains();
@@ -5831,8 +5830,6 @@ static void M_DrawNightsAttackSuperSonic(void)
 	const UINT8 *colormap = R_GetTranslationColormap(TC_DEFAULT, SKINCOLOR_YELLOW, GTC_CACHE);
 	INT32 timer = (ntsatkdrawtimer/4) % 2;
 	angle_t fa = (FixedAngle(((ntsatkdrawtimer * 4) % 360)<<FRACBITS)>>ANGLETOFINESHIFT) & FINEMASK;
-	ntssupersonic[0] = W_CachePatchName("NTSSONC1", PU_PATCH);
-	ntssupersonic[1] = W_CachePatchName("NTSSONC2", PU_PATCH);
 	V_DrawFixedPatch(235<<FRACBITS, (120<<FRACBITS) - (8*FINESINE(fa)), FRACUNIT, 0, ntssupersonic[timer], colormap);
 }
 
@@ -6154,7 +6151,7 @@ static void M_DrawMessageMenu(void)
 		}
 
 		V_DrawString((BASEVIDWIDTH - V_StringWidth(string, 0))/2,y,V_ALLOWLOWERCASE,string);
-		y += 8; //SHORT(hu_font[0]->height);
+		y += 8; //hu_font[0]->height;
 	}
 }
 
@@ -6176,7 +6173,7 @@ static void M_StopMessage(INT32 choice)
 static void M_DrawImageDef(void)
 {
 	// Grr.  Need to autodetect for pic_ts.
-	pic_t *pictest = (pic_t *)W_CachePatchName(currentMenu->menuitems[itemOn].text,PU_CACHE);
+	pic_t *pictest = (pic_t *)W_CacheLumpName(currentMenu->menuitems[itemOn].text,PU_CACHE);
 	if (!pictest->zero)
 		V_DrawScaledPic(0,0,0,W_GetNumForName(currentMenu->menuitems[itemOn].text));
 	else
@@ -6444,10 +6441,6 @@ static void M_DrawAddons(void)
 		return;
 	}
 
-	// Lactozilla: Load addons menu patches.
-	if (needpatchrecache)
-		M_LoadAddonsPatches();
-
 	if (Playing())
 		V_DrawCenteredString(BASEVIDWIDTH/2, 5, warningflags, "Adding files mid-game may cause problems.");
 	else
@@ -7602,9 +7595,6 @@ static void M_DrawSoundTest(void)
 	fixed_t hscale = FRACUNIT/2, vscale = FRACUNIT/2, bounce = 0;
 	UINT8 frame[4] = {0, 0, -1, SKINCOLOR_RUBY};
 
-	if (needpatchrecache)
-		M_CacheSoundTest();
-
 	// let's handle the ticker first. ideally we'd tick this somewhere else, BUT...
 	if (curplaying)
 	{
@@ -8252,9 +8242,6 @@ static void M_DrawLoadGameData(void)
 	if (vid.width != BASEVIDWIDTH*vid.dupx)
 		hsep = (hsep*vid.width)/(BASEVIDWIDTH*vid.dupx);
 
-	if (needpatchrecache)
-		M_CacheLoadGameData();
-
 	for (i = 2; prev_i; i = -(i + ((UINT32)i >> 31))) // draws from outwards in; 2, -2, 1, -1, 0
 	{
 		prev_i = i;
@@ -8958,6 +8945,7 @@ void M_ForceSaveSlotSelected(INT32 sslot)
 // ================
 // CHARACTER SELECT
 // ================
+
 static void M_CacheCharacterSelectEntry(INT32 i, INT32 skinnum)
 {
 	if (!(description[i].picname[0]))
@@ -8978,22 +8966,6 @@ static void M_CacheCharacterSelectEntry(INT32 i, INT32 skinnum)
 		description[i].namepic = W_CachePatchName(description[i].nametag, PU_PATCH);
 }
 
-static void M_CacheCharacterSelect(void)
-{
-	INT32 i, skinnum;
-
-	for (i = 0; i < MAXSKINS; i++)
-	{
-		if (!description[i].used)
-			continue;
-
-		// Already set in M_SetupChoosePlayer
-		skinnum = description[i].skinnum[0];
-		if ((skinnum != -1) && (R_SkinUsable(-1, skinnum)))
-			M_CacheCharacterSelectEntry(i, skinnum);
-	}
-}
-
 static UINT8 M_SetupChoosePlayerDirect(INT32 choice)
 {
 	INT32 skinnum;
@@ -9193,16 +9165,13 @@ static void M_DrawSetupChoosePlayerMenu(void)
 
 	patch_t *charbg = W_CachePatchName("CHARBG", PU_PATCH);
 	patch_t *charfg = W_CachePatchName("CHARFG", PU_PATCH);
-	INT16 bgheight = SHORT(charbg->height);
+	INT16 bgheight = charbg->height;
-	INT16 fgheight = SHORT(charfg->height);
+	INT16 fgheight = charfg->height;
-	INT16 bgwidth = SHORT(charbg->width);
+	INT16 bgwidth = charbg->width;
-	INT16 fgwidth = SHORT(charfg->width);
+	INT16 fgwidth = charfg->width;
 	INT32 x, y;
 	INT32 w = (vid.width/vid.dupx);
 
-	if (needpatchrecache)
-		M_CacheCharacterSelect();
-
 	if (abs(char_scroll) > FRACUNIT)
 		char_scroll -= (char_scroll>>2);
 	else // close enough.
@@ -9291,14 +9260,14 @@ static void M_DrawSetupChoosePlayerMenu(void)
 			curoutlinecolor = col = skincolors[charskin->prefcolor].invcolor;
 
 		txsh = oxsh;
-		ox = 8 + SHORT((description[char_on].charpic)->width)/2;
+		ox = 8 + ((description[char_on].charpic)->width)/2;
 		y = my + 144;
 
 		// cur
 		{
 			x = ox - txsh;
 			if (curpatch)
-				x -= (SHORT(curpatch->width)/2);
+				x -= curpatch->width / 2;
 
 			if (curtext[0] != '\0')
 			{
@@ -9331,7 +9300,7 @@ static void M_DrawSetupChoosePlayerMenu(void)
 
 				x = (ox - txsh) - w;
 				if (prevpatch)
-					x -= (SHORT(prevpatch->width)/2);
+					x -= prevpatch->width / 2;
 
 				if (prevtext[0] != '\0')
 				{
@@ -9361,7 +9330,7 @@ static void M_DrawSetupChoosePlayerMenu(void)
 
 				x = (ox - txsh) + w;
 				if (nextpatch)
-					x -= (SHORT(nextpatch->width)/2);
+					x -= nextpatch->width / 2;
 
 				if (nexttext[0] != '\0')
 				{
@@ -9383,7 +9352,7 @@ static void M_DrawSetupChoosePlayerMenu(void)
 	{
 		patch_t *header = W_CachePatchName("M_PICKP", PU_PATCH);
 		INT32 xtitle = 146;
-		INT32 ytitle = (35 - SHORT(header->height))/2;
+		INT32 ytitle = (35 - header->height) / 2;
 		V_DrawFixedPatch(xtitle<<FRACBITS, ytitle<<FRACBITS, FRACUNIT/2, 0, header, NULL);
 	}
 #endif // CHOOSEPLAYER_DRAWHEADER
@@ -9849,8 +9818,8 @@ void M_DrawTimeAttackMenu(void)
 
 			empatch = W_CachePatchName(M_GetEmblemPatch(em, true), PU_PATCH);
 
-			empatx = SHORT(empatch->leftoffset)/2;
+			empatx = empatch->leftoffset / 2;
-			empaty = SHORT(empatch->topoffset)/2;
+			empaty = empatch->topoffset / 2;
 
 			if (em->collected)
 				V_DrawSmallMappedPatch(104+76+empatx, yHeight+lsheadingheight/2+empaty, 0, empatch,
@@ -10086,7 +10055,7 @@ void M_DrawNightsAttackMenu(void)
 		// Super Sonic
 		M_DrawNightsAttackSuperSonic();
 		//if (P_HasGrades(cv_nextmap.value, 0))
-		//	V_DrawScaledPatch(235 - (SHORT((ngradeletters[bestoverall])->width)*3)/2, 135, 0, ngradeletters[bestoverall]);
+		//	V_DrawScaledPatch(235 - (((ngradeletters[bestoverall])->width)*3)/2, 135, 0, ngradeletters[bestoverall]);
 
 		if (P_HasGrades(cv_nextmap.value, cv_dummymares.value))
 			{//make bigger again
@@ -10173,6 +10142,9 @@ static void M_NightsAttack(INT32 choice)
 	// This is really just to make sure Sonic is the played character, just in case
 	M_PatchSkinNameTable();
 
+	ntssupersonic[0] = W_CachePatchName("NTSSONC1", PU_PATCH);
+	ntssupersonic[1] = W_CachePatchName("NTSSONC2", PU_PATCH);
+
 	G_SetGamestate(GS_TIMEATTACK); // do this before M_SetupNextMenu so that menu meta state knows that we're switching
 	titlemapinaction = TITLEMAP_OFF; // Nope don't give us HOMs please
 	M_SetupNextMenu(&SP_NightsAttackDef);
@@ -10574,10 +10546,6 @@ void M_DrawMarathon(void)
 	angle_t fa;
 	INT32 dupz = (vid.dupx < vid.dupy ? vid.dupx : vid.dupy), xspan = (vid.width/dupz), yspan = (vid.height/dupz), diffx = (xspan - BASEVIDWIDTH)/2, diffy = (yspan - BASEVIDHEIGHT)/2, maxy = BASEVIDHEIGHT + diffy;
 
-	// lactozilla: the renderer changed so recache patches
-	if (needpatchrecache)
-		M_CacheCharacterSelect();
-
 	curbgxspeed = 0;
 	curbgyspeed = 18;
 
@@ -10644,7 +10612,7 @@ void M_DrawMarathon(void)
 	{
 		patch_t *fg = W_CachePatchName("RECATKFG", PU_PATCH);
 		INT32 trans = V_60TRANS+((cnt&~3)<<(V_ALPHASHIFT-2));
-		INT32 height = (SHORT(fg->height)/2);
+		INT32 height = fg->height / 2;
 		char patchname[7] = "CEMGx0";
 
 		dupz = (w*7)/6; //(w*42*120)/(360*6); -- I don't know why this works but I'm not going to complain.
@@ -11414,7 +11382,7 @@ static void M_DrawServerMenu(void)
 		else
 			PictureOfLevel = W_CachePatchName("BLANKLVL", PU_PATCH);
 
-		V_DrawSmallScaledPatch(319 - (currentMenu->x + (SHORT(PictureOfLevel->width)/2)), currentMenu->y + imgheight, 0, PictureOfLevel);
+		V_DrawSmallScaledPatch(319 - (currentMenu->x + (PictureOfLevel->width / 2)), currentMenu->y + imgheight, 0, PictureOfLevel);
 	}
 }
 

src/p_ceilng.c

@@ -394,8 +394,10 @@ INT32 EV_DoCeiling(line_t *line, ceiling_e type)
 	INT32 secnum = -1;
 	sector_t *sec;
 	ceiling_t *ceiling;
+	mtag_t tag = Tag_FGet(&line->tags);
+	TAG_ITER_DECLARECOUNTER(0);
 
-	while ((secnum = P_FindSectorFromTag(line->tag,secnum)) >= 0)
+	TAG_ITER_SECTORS(0, tag, secnum)
 	{
 		sec = &sectors[secnum];
 
@@ -593,7 +595,7 @@ INT32 EV_DoCeiling(line_t *line, ceiling_e type)
 
 		}
 
-		ceiling->tag = sec->tag;
+		ceiling->tag = tag;
 		ceiling->type = type;
 		firstone = 0;
 	}
@@ -614,8 +616,10 @@ INT32 EV_DoCrush(line_t *line, ceiling_e type)
 	INT32 secnum = -1;
 	sector_t *sec;
 	ceiling_t *ceiling;
+	mtag_t tag = Tag_FGet(&line->tags);
+	TAG_ITER_DECLARECOUNTER(0);
 
-	while ((secnum = P_FindSectorFromTag(line->tag,secnum)) >= 0)
+	TAG_ITER_SECTORS(0, tag, secnum)
 	{
 		sec = &sectors[secnum];
 
@@ -670,7 +674,7 @@ INT32 EV_DoCrush(line_t *line, ceiling_e type)
 				break;
 		}
 
-		ceiling->tag = sec->tag;
+		ceiling->tag = tag;
 		ceiling->type = type;
 	}
 	return rtn;

src/p_floor.c

@@ -632,8 +632,10 @@ void T_BounceCheese(bouncecheese_t *bouncer)
 	fixed_t waterheight;
 	fixed_t floorheight;
 	sector_t *actionsector;
-	INT32 i;
 	boolean remove;
+	INT32 i;
+	mtag_t tag = Tag_FGet(&bouncer->sourceline->tags);
+	TAG_ITER_DECLARECOUNTER(0);
 
 	if (bouncer->sector->crumblestate == CRUMBLE_RESTORE || bouncer->sector->crumblestate == CRUMBLE_WAIT
 		|| bouncer->sector->crumblestate == CRUMBLE_ACTIVATED) // Oops! Crumbler says to remove yourself!
@@ -648,7 +650,7 @@ void T_BounceCheese(bouncecheese_t *bouncer)
 	}
 
 	// You can use multiple target sectors, but at your own risk!!!
-	for (i = -1; (i = P_FindSectorFromTag(bouncer->sourceline->tag, i)) >= 0 ;)
+	TAG_ITER_SECTORS(0, tag, i)
 	{
 		actionsector = &sectors[i];
 		actionsector->moved = true;
@@ -772,6 +774,8 @@ void T_StartCrumble(crumble_t *crumble)
 	ffloor_t *rover;
 	sector_t *sector;
 	INT32 i;
+	mtag_t tag = Tag_FGet(&crumble->sourceline->tags);
+	TAG_ITER_DECLARECOUNTER(0);
 
 	// Once done, the no-return thinker just sits there,
 	// constantly 'returning'... kind of an oxymoron, isn't it?
@@ -800,7 +804,7 @@ void T_StartCrumble(crumble_t *crumble)
 		}
 		else if (++crumble->timer == 0) // Reposition back to original spot
 		{
-			for (i = -1; (i = P_FindSectorFromTag(crumble->sourceline->tag, i)) >= 0 ;)
+			TAG_ITER_SECTORS(0, tag, i)
 			{
 				sector = &sectors[i];
 
@@ -836,7 +840,7 @@ void T_StartCrumble(crumble_t *crumble)
 		// Flash to indicate that the platform is about to return.
 		if (crumble->timer > -224 && (leveltime % ((abs(crumble->timer)/8) + 1) == 0))
 		{
-			for (i = -1; (i = P_FindSectorFromTag(crumble->sourceline->tag, i)) >= 0 ;)
+			TAG_ITER_SECTORS(0, tag, i)
 			{
 				sector = &sectors[i];
 
@@ -928,7 +932,7 @@ void T_StartCrumble(crumble_t *crumble)
 		P_RemoveThinker(&crumble->thinker);
 	}
 
-	for (i = -1; (i = P_FindSectorFromTag(crumble->sourceline->tag, i)) >= 0 ;)
+	TAG_ITER_SECTORS(0, tag, i)
 	{
 		sector = &sectors[i];
 		sector->moved = true;
@@ -944,6 +948,7 @@ void T_StartCrumble(crumble_t *crumble)
 void T_MarioBlock(mariothink_t *block)
 {
 	INT32 i;
+	TAG_ITER_DECLARECOUNTER(0);
 
 	T_MovePlane
 	(
@@ -978,8 +983,7 @@ void T_MarioBlock(mariothink_t *block)
 		block->sector->ceilspeed = 0;
 		block->direction = 0;
 	}
-
+	TAG_ITER_SECTORS(0, (INT16)block->tag, i)
-	for (i = -1; (i = P_FindSectorFromTag(block->tag, i)) >= 0 ;)
 		P_RecalcPrecipInSector(&sectors[i]);
 }
 
@@ -992,8 +996,7 @@ void T_FloatSector(floatthink_t *floater)
 
 	// Just find the first sector with the tag.
 	// Doesn't work with multiple sectors that have different floor/ceiling heights.
-	secnum = P_FindSectorFromTag(floater->tag, -1);
+	if ((secnum = Tag_Iterate_Sectors((INT16)floater->tag, 0)) < 0)
-	if (secnum <= 0)
 		return;
 	actionsector = &sectors[secnum];
 
@@ -1131,10 +1134,8 @@ void T_ThwompSector(thwomp_t *thwomp)
 
 	// Just find the first sector with the tag.
 	// Doesn't work with multiple sectors that have different floor/ceiling heights.
-	secnum = P_FindSectorFromTag(thwomp->tag, -1);
+	if ((secnum = Tag_Iterate_Sectors((INT16)thwomp->tag, 0)) < 0)
-
+		return;
-	if (secnum <= 0)
-		return; // Bad bad bad!
 
 	actionsector = &sectors[secnum];
 
@@ -1293,8 +1294,10 @@ void T_NoEnemiesSector(noenemies_t *nobaddies)
 	sector_t *sec = NULL;
 	INT32 secnum = -1;
 	boolean FOFsector = false;
+	mtag_t tag = Tag_FGet(&nobaddies->sourceline->tags);
+	TAG_ITER_DECLARECOUNTER(0);
 
-	while ((secnum = P_FindSectorFromTag(nobaddies->sourceline->tag, secnum)) >= 0)
+	TAG_ITER_SECTORS(0, tag, secnum)
 	{
 		sec = &sectors[secnum];
 
@@ -1304,13 +1307,15 @@ void T_NoEnemiesSector(noenemies_t *nobaddies)
 		for (i = 0; i < sec->linecount; i++)
 		{
 			INT32 targetsecnum = -1;
+			mtag_t tag2 = Tag_FGet(&sec->lines[i]->tags);
+			TAG_ITER_DECLARECOUNTER(1);
 
 			if (sec->lines[i]->special < 100 || sec->lines[i]->special >= 300)
 				continue;
 
 			FOFsector = true;
 
-			while ((targetsecnum = P_FindSectorFromTag(sec->lines[i]->tag, targetsecnum)) >= 0)
+			TAG_ITER_SECTORS(1, tag2, targetsecnum)
 			{
 				if (T_SectorHasEnemies(&sectors[targetsecnum]))
 					return;
@@ -1321,7 +1326,7 @@ void T_NoEnemiesSector(noenemies_t *nobaddies)
 			return;
 	}
 
-	CONS_Debug(DBG_GAMELOGIC, "Running no-more-enemies exec with tag of %d\n", nobaddies->sourceline->tag);
+	CONS_Debug(DBG_GAMELOGIC, "Running no-more-enemies exec with tag of %d\n", tag);
 
 	// No enemies found, run the linedef exec and terminate this thinker
 	P_RunTriggerLinedef(nobaddies->sourceline, NULL, NULL);
@@ -1396,6 +1401,8 @@ void T_EachTimeThinker(eachtime_t *eachtime)
 	boolean floortouch = false;
 	fixed_t bottomheight, topheight;
 	ffloor_t *rover;
+	mtag_t tag = Tag_FGet(&eachtime->sourceline->tags);
+	TAG_ITER_DECLARECOUNTER(0);
 
 	for (i = 0; i < MAXPLAYERS; i++)
 	{
@@ -1405,7 +1412,7 @@ void T_EachTimeThinker(eachtime_t *eachtime)
 		eachtime->playersOnArea[i] = false;
 	}
 
-	while ((secnum = P_FindSectorFromTag(eachtime->sourceline->tag, secnum)) >= 0)
+	TAG_ITER_SECTORS(0, tag, secnum)
 	{
 		sec = &sectors[secnum];
 
@@ -1422,13 +1429,15 @@ void T_EachTimeThinker(eachtime_t *eachtime)
 		for (i = 0; i < sec->linecount; i++)
 		{
 			INT32 targetsecnum = -1;
+			mtag_t tag2 = Tag_FGet(&sec->lines[i]->tags);
+			TAG_ITER_DECLARECOUNTER(1);
 
 			if (sec->lines[i]->special < 100 || sec->lines[i]->special >= 300)
 				continue;
 
 			FOFsector = true;
 
-			while ((targetsecnum = P_FindSectorFromTag(sec->lines[i]->tag, targetsecnum)) >= 0)
+			TAG_ITER_SECTORS(1, tag2, targetsecnum)
 			{
 				targetsec = &sectors[targetsecnum];
 
@@ -1530,7 +1539,7 @@ void T_EachTimeThinker(eachtime_t *eachtime)
 		if (!playersArea[i] && (!eachtime->triggerOnExit || !P_IsPlayerValid(i)))
 			continue;
 
-		CONS_Debug(DBG_GAMELOGIC, "Trying to activate each time executor with tag %d\n", eachtime->sourceline->tag);
+		CONS_Debug(DBG_GAMELOGIC, "Trying to activate each time executor with tag %d\n", tag);
 
 		// 03/08/14 -Monster Iestyn
 		// No more stupid hacks involving changing eachtime->sourceline's tag or special or whatever!
@@ -1562,11 +1571,13 @@ void T_RaiseSector(raise_t *raise)
 	fixed_t distToNearestEndpoint;
 	INT32 direction;
 	result_e res = 0;
+	mtag_t tag = raise->tag;
+	TAG_ITER_DECLARECOUNTER(0);
 
 	if (raise->sector->crumblestate >= CRUMBLE_FALL || raise->sector->ceilingdata)
 		return;
 
-	for (i = -1; (i = P_FindSectorFromTag(raise->tag, i)) >= 0 ;)
+	TAG_ITER_SECTORS(0, tag, i)
 	{
 		sector = &sectors[i];
 
@@ -1693,7 +1704,7 @@ void T_RaiseSector(raise_t *raise)
 	raise->sector->ceilspeed = 42;
 	raise->sector->floorspeed = speed*direction;
 
-	for (i = -1; (i = P_FindSectorFromTag(raise->tag, i)) >= 0 ;)
+	TAG_ITER_SECTORS(0, tag, i)
 		P_RecalcPrecipInSector(&sectors[i]);
 }
 
@@ -1810,8 +1821,10 @@ void EV_DoFloor(line_t *line, floor_e floortype)
 	INT32 secnum = -1;
 	sector_t *sec;
 	floormove_t *dofloor;
+	mtag_t tag = Tag_FGet(&line->tags);
+	TAG_ITER_DECLARECOUNTER(0);
 
-	while ((secnum = P_FindSectorFromTag(line->tag, secnum)) >= 0)
+	TAG_ITER_SECTORS(0, tag, secnum)
 	{
 		sec = &sectors[secnum];
 
@@ -2025,9 +2038,11 @@ void EV_DoElevator(line_t *line, elevator_e elevtype, boolean customspeed)
 	INT32 secnum = -1;
 	sector_t *sec;
 	elevator_t *elevator;
+	mtag_t tag = Tag_FGet(&line->tags);
+	TAG_ITER_DECLARECOUNTER(0);
 
 	// act on all sectors with the same tag as the triggering linedef
-	while ((secnum = P_FindSectorFromTag(line->tag,secnum)) >= 0)
+	TAG_ITER_SECTORS(0, tag, secnum)
 	{
 		sec = &sectors[secnum];
 
@@ -2148,6 +2163,7 @@ void EV_CrumbleChain(sector_t *sec, ffloor_t *rover)
 	INT16 flags;
 
 	sector_t *controlsec = rover->master->frontsector;
+	mtag_t tag = Tag_FGet(&controlsec->tags);
 
 	if (sec == NULL)
 	{
@@ -2176,9 +2192,9 @@ void EV_CrumbleChain(sector_t *sec, ffloor_t *rover)
 	lifetime = 3*TICRATE;
 	flags = 0;
 
-	if (controlsec->tag != 0)
+	if (tag != 0)
 	{
-		INT32 tagline = P_FindSpecialLineFromTag(14, controlsec->tag, -1);
+		INT32 tagline = Tag_FindLineSpecial(14, tag);
 		if (tagline != -1)
 		{
 			if (sides[lines[tagline].sidenum[0]].toptexture)
@@ -2322,6 +2338,8 @@ INT32 EV_StartCrumble(sector_t *sec, ffloor_t *rover, boolean floating,
 	crumble_t *crumble;
 	sector_t *foundsec;
 	INT32 i;
+	mtag_t tag = Tag_FGet(&rover->master->tags);
+	TAG_ITER_DECLARECOUNTER(0);
 
 	// If floor is already activated, skip it
 	if (sec->floordata)
@@ -2364,7 +2382,7 @@ INT32 EV_StartCrumble(sector_t *sec, ffloor_t *rover, boolean floating,
 
 	crumble->sector->crumblestate = CRUMBLE_ACTIVATED;
 
-	for (i = -1; (i = P_FindSectorFromTag(crumble->sourceline->tag, i)) >= 0 ;)
+	TAG_ITER_SECTORS(0, tag, i)
 	{
 		foundsec = &sectors[i];
 
@@ -2413,7 +2431,7 @@ void EV_MarioBlock(ffloor_t *rover, sector_t *sector, mobj_t *puncher)
 		block->direction = 1;
 		block->floorstartheight = block->sector->floorheight;
 		block->ceilingstartheight = block->sector->ceilingheight;
-		block->tag = (INT16)sector->tag;
+		block->tag = (INT16)Tag_FGet(&sector->tags);
 
 		if (itsamonitor)
 		{

src/p_inter.c

@@ -1388,7 +1388,7 @@ void P_TouchSpecialThing(mobj_t *special, mobj_t *toucher, boolean heightcheck)
 				if (player->bot)
 					return;
 
-				junk.tag = LE_AXE;
+				Tag_FSet(&junk.tags, LE_AXE);
 				EV_DoElevator(&junk, bridgeFall, false);
 
 				// scan the remaining thinkers to find koopa

src/p_lights.c

@@ -374,8 +374,10 @@ void P_FadeLightBySector(sector_t *sector, INT32 destvalue, INT32 speed, boolean
 void P_FadeLight(INT16 tag, INT32 destvalue, INT32 speed, boolean ticbased, boolean force)
 {
 	INT32 i;
+	TAG_ITER_DECLARECOUNTER(0);
+
 	// search all sectors for ones with tag
-	for (i = -1; (i = P_FindSectorFromTag(tag, i)) >= 0 ;)
+	TAG_ITER_SECTORS(0, tag, i)
 	{
 		if (!force && ticbased // always let speed fader execute
 			&& sectors[i].lightingdata

src/p_map.c

@@ -2735,7 +2735,7 @@ boolean P_TryMove(mobj_t *thing, fixed_t x, fixed_t y, boolean allowdropoff)
 			// Step up
 			if (thing->z < tmfloorz)
 			{
-				if (tmfloorz - thing->z <= maxstep)
+				if (maxstep > 0 && tmfloorz - thing->z <= maxstep)
 				{
 					thing->z = thing->floorz = tmfloorz;
 					thing->floorrover = tmfloorrover;
@@ -2748,7 +2748,7 @@ boolean P_TryMove(mobj_t *thing, fixed_t x, fixed_t y, boolean allowdropoff)
 			}
 			else if (tmceilingz < thingtop)
 			{
-				if (thingtop - tmceilingz <= maxstep)
+				if (maxstep > 0 && thingtop - tmceilingz <= maxstep)
 				{
 					thing->z = ( thing->ceilingz = tmceilingz ) - thing->height;
 					thing->ceilingrover = tmceilingrover;
@@ -3107,7 +3107,7 @@ static void P_HitSlideLine(line_t *ld)
 	lineangle >>= ANGLETOFINESHIFT;
 	deltaangle >>= ANGLETOFINESHIFT;
 
-	movelen = P_AproxDistance(tmxmove, tmymove);
+	movelen = R_PointToDist2(0, 0, tmxmove, tmymove);
 	newlen = FixedMul(movelen, FINECOSINE(deltaangle));
 
 	tmxmove = FixedMul(newlen, FINECOSINE(lineangle));

src/p_mobj.c

@@ -38,10 +38,6 @@
 static CV_PossibleValue_t CV_BobSpeed[] = {{0, "MIN"}, {4*FRACUNIT, "MAX"}, {0, NULL}};
 consvar_t cv_movebob = CVAR_INIT ("movebob", "1.0", CV_FLOAT|CV_SAVE, CV_BobSpeed, NULL);
 
-#ifdef WALLSPLATS
-consvar_t cv_splats = CVAR_INIT ("splats", "On", CV_SAVE, CV_OnOff, NULL);
-#endif
-
 actioncache_t actioncachehead;
 
 static mobj_t *overlaycap = NULL;
@@ -1961,29 +1957,6 @@ void P_XYMovement(mobj_t *mo)
 				return;
 			}
 
-			// draw damage on wall
-			//SPLAT TEST ----------------------------------------------------------
-#ifdef WALLSPLATS
-			if (blockingline && mo->type != MT_REDRING && mo->type != MT_FIREBALL
-			&& !(mo->flags2 & (MF2_AUTOMATIC|MF2_RAILRING|MF2_BOUNCERING|MF2_EXPLOSION|MF2_SCATTER)))
-				// set by last P_TryMove() that failed
-			{
-				divline_t divl;
-				divline_t misl;
-				fixed_t frac;
-
-				P_MakeDivline(blockingline, &divl);
-				misl.x = mo->x;
-				misl.y = mo->y;
-				misl.dx = mo->momx;
-				misl.dy = mo->momy;
-				frac = P_InterceptVector(&divl, &misl);
-				R_AddWallSplat(blockingline, P_PointOnLineSide(mo->x,mo->y,blockingline),
-					"A_DMG3", mo->z, frac, SPLATDRAWMODE_SHADE);
-			}
-#endif
-			// --------------------------------------------------------- SPLAT TEST
-
 			P_ExplodeMissile(mo);
 			return;
 		}
@@ -3536,16 +3509,19 @@ static boolean P_CameraCheckHeat(camera_t *thiscam)
 {
 	sector_t *sector;
 	fixed_t halfheight = thiscam->z + (thiscam->height >> 1);
+	size_t i;
 
 	// see if we are in water
 	sector = thiscam->subsector->sector;
 
-	if (P_FindSpecialLineFromTag(13, sector->tag, -1) != -1)
+	for (i = 0; i < sector->tags.count; i++)
-		return true;
+		if (Tag_FindLineSpecial(13, sector->tags.tags[i]) != -1)
+			return true;
 
 	if (sector->ffloors)
 	{
 		ffloor_t *rover;
+		size_t j;
 
 		for (rover = sector->ffloors; rover; rover = rover->next)
 		{
@@ -3557,7 +3533,8 @@ static boolean P_CameraCheckHeat(camera_t *thiscam)
 			if (halfheight <= P_GetFFloorBottomZAt(rover, thiscam->x, thiscam->y))
 				continue;
 
-			if (P_FindSpecialLineFromTag(13, rover->master->frontsector->tag, -1) != -1)
+			for (j = 0; j < rover->master->frontsector->tags.count; j++)
+			if (Tag_FindLineSpecial(13, rover->master->frontsector->tags.tags[j]) != -1)
 				return true;
 		}
 	}
@@ -4626,16 +4603,18 @@ static boolean P_Boss4MoveCage(mobj_t *mobj, fixed_t delta)
 	const UINT16 tag = 65534 + (mobj->spawnpoint ? mobj->spawnpoint->extrainfo*LE_PARAMWIDTH : 0);
 	INT32 snum;
 	sector_t *sector;
-	for (snum = sectors[tag%numsectors].firsttag; snum != -1; snum = sector->nexttag)
+	boolean gotcage = false;
+	TAG_ITER_DECLARECOUNTER(0);
+
+	TAG_ITER_SECTORS(0, tag, snum)
 	{
 		sector = &sectors[snum];
-		if (sector->tag != tag)
-			continue;
 		sector->floorheight += delta;
 		sector->ceilingheight += delta;
 		P_CheckSector(sector, true);
+		gotcage = true;
 	}
-	return sectors[tag%numsectors].firsttag != -1;
+	return gotcage;
 }
 
 // Move Boss4's arms to angle
@@ -4707,26 +4686,16 @@ static void P_Boss4PinchSpikeballs(mobj_t *mobj, angle_t angle, fixed_t dz)
 static void P_Boss4DestroyCage(mobj_t *mobj)
 {
 	const UINT16 tag = 65534 + (mobj->spawnpoint ? mobj->spawnpoint->extrainfo*LE_PARAMWIDTH : 0);
-	INT32 snum, next;
+	INT32 snum;
 	size_t a;
 	sector_t *sector, *rsec;
 	ffloor_t *rover;
+	TAG_ITER_DECLARECOUNTER(0);
 
-	// This will be the final iteration of sector tag.
+	TAG_ITER_SECTORS(0, tag, snum)
-	// We'll destroy the tag list as we go.
-	next = sectors[tag%numsectors].firsttag;
-	sectors[tag%numsectors].firsttag = -1;
-
-	for (snum = next; snum != -1; snum = next)
 	{
 		sector = &sectors[snum];
 
-		next = sector->nexttag;
-		sector->nexttag = -1;
-		if (sector->tag != tag)
-			continue;
-		sector->tag = 0;
-
 		// Destroy the FOFs.
 		for (a = 0; a < sector->numattached; a++)
 		{
@@ -9614,12 +9583,6 @@ static boolean P_MobjRegularThink(mobj_t *mobj)
 			mobj->fuse = 1; // Return to base.
 		break;
 	}
-	case MT_CANNONBALL:
-#ifdef FLOORSPLATS
-		R_AddFloorSplat(mobj->tracer->subsector, mobj->tracer, "TARGET", mobj->tracer->x,
-			mobj->tracer->y, mobj->tracer->floorz, SPLATDRAWMODE_SHADE);
-#endif
-		break;
 	case MT_SPINDUST: // Spindash dust
 		mobj->momx = FixedMul(mobj->momx, (3*FRACUNIT)/4); // originally 50000
 		mobj->momy = FixedMul(mobj->momy, (3*FRACUNIT)/4); // same
@@ -10046,11 +10009,12 @@ void P_MobjThinker(mobj_t *mobj)
 	// Sector special (2,8) allows ANY mobj to trigger a linedef exec
 	if (mobj->subsector && GETSECSPECIAL(mobj->subsector->sector->special, 2) == 8)
 	{
-		sector_t *sec2;
+		sector_t *sec2 = P_ThingOnSpecial3DFloor(mobj);
-
-		sec2 = P_ThingOnSpecial3DFloor(mobj);
 		if (sec2 && GETSECSPECIAL(sec2->special, 2) == 1)
-			P_LinedefExecute(sec2->tag, mobj, sec2);
+		{
+			mtag_t tag = Tag_FGet(&sec2->tags);
+			P_LinedefExecute(tag, mobj, sec2);
+		}
 	}
 
 	if (mobj->scale != mobj->destscale)
@@ -10274,14 +10238,19 @@ void P_PushableThinker(mobj_t *mobj)
 	sec = mobj->subsector->sector;
 
 	if (GETSECSPECIAL(sec->special, 2) == 1 && mobj->z == sec->floorheight)
-		P_LinedefExecute(sec->tag, mobj, sec);
+	{
+		mtag_t tag = Tag_FGet(&sec->tags);
+		P_LinedefExecute(tag, mobj, sec);
+	}
+
 //	else if (GETSECSPECIAL(sec->special, 2) == 8)
 	{
-		sector_t *sec2;
+		sector_t *sec2 = P_ThingOnSpecial3DFloor(mobj);
-
-		sec2 = P_ThingOnSpecial3DFloor(mobj);
 		if (sec2 && GETSECSPECIAL(sec2->special, 2) == 1)
-			P_LinedefExecute(sec2->tag, mobj, sec2);
+		{
+			mtag_t tag = Tag_FGet(&sec2->tags);
+			P_LinedefExecute(tag, mobj, sec2);
+		}
 	}
 
 	// it has to be pushable RIGHT NOW for this part to happen
@@ -10502,6 +10471,12 @@ mobj_t *P_SpawnMobj(fixed_t x, fixed_t y, fixed_t z, mobjtype_t type)
 	if ((maptol & TOL_ERZ3) && !(mobj->type == MT_BLACKEGGMAN))
 		mobj->destscale = FRACUNIT/2;
 
+	// Sprite rendering
+	mobj->blendmode = AST_TRANSLUCENT;
+	mobj->spritexscale = mobj->spriteyscale = mobj->scale;
+	mobj->spritexoffset = mobj->spriteyoffset = 0;
+	mobj->floorspriteslope = NULL;
+
 	// set subsector and/or block links
 	P_SetThingPosition(mobj);
 	I_Assert(mobj->subsector != NULL);
@@ -10902,6 +10877,22 @@ static inline precipmobj_t *P_SpawnSnowMobj(fixed_t x, fixed_t y, fixed_t z, mob
 	return mo;
 }
 
+void *P_CreateFloorSpriteSlope(mobj_t *mobj)
+{
+	if (mobj->floorspriteslope)
+		Z_Free(mobj->floorspriteslope);
+	mobj->floorspriteslope = Z_Calloc(sizeof(pslope_t), PU_LEVEL, NULL);
+	mobj->floorspriteslope->normal.z = FRACUNIT;
+	return (void *)mobj->floorspriteslope;
+}
+
+void P_RemoveFloorSpriteSlope(mobj_t *mobj)
+{
+	if (mobj->floorspriteslope)
+		Z_Free(mobj->floorspriteslope);
+	mobj->floorspriteslope = NULL;
+}
+
 //
 // P_RemoveMobj
 //
@@ -10958,11 +10949,14 @@ void P_RemoveMobj(mobj_t *mobj)
 		P_DelSeclist(sector_list);
 		sector_list = NULL;
 	}
+
 	mobj->flags |= MF_NOSECTOR|MF_NOBLOCKMAP;
 	mobj->subsector = NULL;
 	mobj->state = NULL;
 	mobj->player = NULL;
 
+	P_RemoveFloorSpriteSlope(mobj);
+
 	// stop any playing sound
 	S_StopSound(mobj);
 
@@ -12030,8 +12024,7 @@ static boolean P_SetupMace(mapthing_t *mthing, mobj_t *mobj, boolean *doangle)
 	const size_t mthingi = (size_t)(mthing - mapthings);
 
 	// Find the corresponding linedef special, using angle as tag
-	// P_FindSpecialLineFromTag works here now =D
+	line = Tag_FindLineSpecial(9, mthing->angle);
-	line = P_FindSpecialLineFromTag(9, mthing->angle, -1);
 
 	if (line == -1)
 	{
@@ -12341,7 +12334,7 @@ static boolean P_SetupParticleGen(mapthing_t *mthing, mobj_t *mobj)
 	const size_t mthingi = (size_t)(mthing - mapthings);
 
 	// Find the corresponding linedef special, using angle as tag
-	line = P_FindSpecialLineFromTag(15, mthing->angle, -1);
+	line = Tag_FindLineSpecial(15, mthing->angle);
 
 	if (line == -1)
 	{
@@ -12580,17 +12573,20 @@ static boolean P_SetupSpawnedMapThing(mapthing_t *mthing, mobj_t *mobj, boolean
 		break;
 	}
 	case MT_SKYBOX:
-		if (mthing->tag < 0 || mthing->tag > 15)
+	{
+		mtag_t tag = Tag_FGet(&mthing->tags);
+		if (tag < 0 || tag > 15)
 		{
-			CONS_Debug(DBG_GAMELOGIC, "P_SetupSpawnedMapThing: Skybox ID %d of mapthing %s is not between 0 and 15!\n", mthing->tag, sizeu1((size_t)(mthing - mapthings)));
+			CONS_Debug(DBG_GAMELOGIC, "P_SetupSpawnedMapThing: Skybox ID %d of mapthing %s is not between 0 and 15!\n", tag, sizeu1((size_t)(mthing - mapthings)));
 			break;
 		}
 
 		if (mthing->options & MTF_OBJECTSPECIAL)
-			skyboxcenterpnts[mthing->tag] = mobj;
+			skyboxcenterpnts[tag] = mobj;
 		else
-			skyboxviewpnts[mthing->tag] = mobj;
+			skyboxviewpnts[tag] = mobj;
 		break;
+	}
 	case MT_EGGSTATUE:
 		if (mthing->options & MTF_EXTRA)
 		{
@@ -13077,8 +13073,8 @@ static mobj_t *P_SpawnMobjFromMapThing(mapthing_t *mthing, fixed_t x, fixed_t y,
 	mobj = P_SpawnMobj(x, y, z, i);
 	mobj->spawnpoint = mthing;
 
-	P_SetScale(mobj, mthing->scale);
+	P_SetScale(mobj, FixedMul(mobj->scale, mthing->scale));
-	mobj->destscale = mthing->scale;
+	mobj->destscale = FixedMul(mobj->destscale, mthing->scale);
 
 	if (!P_SetupSpawnedMapThing(mthing, mobj, &doangle))
 		return mobj;

src/p_mobj.h

@@ -194,6 +194,7 @@ typedef enum
 	MF2_AMBUSH         = 1<<27, // Alternate behaviour typically set by MTF_AMBUSH
 	MF2_LINKDRAW       = 1<<28, // Draw vissprite of mobj immediately before/after tracer's vissprite (dependent on dispoffset and position)
 	MF2_SHIELD         = 1<<29, // Thinker calls P_AddShield/P_ShieldLook (must be partnered with MF_SCENERY to use)
+	MF2_SPLAT          = 1<<30, // Renders as a splat
 	// free: to and including 1<<31
 } mobjflag2_t;
 
@@ -264,6 +265,7 @@ typedef enum {
 	// Ran the thinker this tic.
 	PCF_THUNK = 32,
 } precipflag_t;
+
 // Map Object definition.
 typedef struct mobj_s
 {
@@ -285,6 +287,12 @@ typedef struct mobj_s
 	UINT8 sprite2; // player sprites
 	UINT16 anim_duration; // for FF_ANIMATE states
 
+	UINT32 renderflags; // render flags
+	INT32 blendmode; // blend mode
+	fixed_t spritexscale, spriteyscale;
+	fixed_t spritexoffset, spriteyoffset;
+	struct pslope_s *floorspriteslope; // The slope that the floorsprite is rotated by
+
 	struct msecnode_s *touching_sectorlist; // a linked list of sectors where this object appears
 
 	struct subsector_s *subsector; // Subsector the mobj resides in.
@@ -399,13 +407,19 @@ typedef struct precipmobj_s
 	struct precipmobj_s **sprev; // killough 8/11/98: change to ptr-to-ptr
 
 	// More drawing info: to determine current sprite.
-	angle_t angle, pitch, roll;  // orientation
+	angle_t angle, pitch, roll; // orientation
 	angle_t rollangle;
 	spritenum_t sprite; // used to find patch_t and flip value
 	UINT32 frame; // frame number, plus bits see p_pspr.h
 	UINT8 sprite2; // player sprites
 	UINT16 anim_duration; // for FF_ANIMATE states
 
+	UINT32 renderflags; // render flags
+	INT32 blendmode; // blend mode
+	fixed_t spritexscale, spriteyscale;
+	fixed_t spritexoffset, spriteyoffset;
+	struct pslope_s *floorspriteslope; // The slope that the floorsprite is rotated by
+
 	struct mprecipsecnode_s *touching_sectorlist; // a linked list of sectors where this object appears
 
 	struct subsector_s *subsector; // Subsector the mobj resides in.
@@ -462,6 +476,8 @@ void P_SpawnItemPattern(mapthing_t *mthing, boolean bonustime);
 void P_SpawnHoopOfSomething(fixed_t x, fixed_t y, fixed_t z, fixed_t radius, INT32 number, mobjtype_t type, angle_t rotangle);
 void P_SpawnPrecipitation(void);
 void P_SpawnParaloop(fixed_t x, fixed_t y, fixed_t z, fixed_t radius, INT32 number, mobjtype_t type, statenum_t nstate, angle_t rotangle, boolean spawncenter);
+void *P_CreateFloorSpriteSlope(mobj_t *mobj);
+void P_RemoveFloorSpriteSlope(mobj_t *mobj);
 boolean P_BossTargetPlayer(mobj_t *actor, boolean closest);
 boolean P_SupermanLook4Players(mobj_t *actor);
 void P_DestroyRobots(void);

src/p_polyobj.c

@@ -556,10 +556,11 @@ static void Polyobj_moveToSpawnSpot(mapthing_t *anchor)
 	polyobj_t *po;
 	vertex_t  dist, sspot;
 	size_t i;
+	mtag_t tag = Tag_FGet(&anchor->tags);
 
-	if (!(po = Polyobj_GetForNum(anchor->tag)))
+	if (!(po = Polyobj_GetForNum(tag)))
 	{
-		CONS_Debug(DBG_POLYOBJ, "Bad polyobject %d for anchor point\n", anchor->tag);
+		CONS_Debug(DBG_POLYOBJ, "Bad polyobject %d for anchor point\n", tag);
 		return;
 	}
 
@@ -1342,7 +1343,7 @@ void Polyobj_InitLevel(void)
 		{
 			qitem = (mobjqitem_t *)M_QueueIterator(&spawnqueue);
 
-			Polyobj_spawnPolyObj(i, qitem->mo, qitem->mo->spawnpoint->tag);
+			Polyobj_spawnPolyObj(i, qitem->mo, Tag_FGet(&qitem->mo->spawnpoint->tags));
 		}
 
 		// move polyobjects to spawn points
@@ -2444,10 +2445,11 @@ boolean EV_DoPolyObjFlag(polyflagdata_t *pfdata)
 	polymove_t *th;
 	size_t i;
 	INT32 start;
+	mtag_t tag = pfdata->polyObjNum;
 
-	if (!(po = Polyobj_GetForNum(pfdata->polyObjNum)))
+	if (!(po = Polyobj_GetForNum(tag)))
 	{
-		CONS_Debug(DBG_POLYOBJ, "EV_DoPolyFlag: bad polyobj %d\n", pfdata->polyObjNum);
+		CONS_Debug(DBG_POLYOBJ, "EV_DoPolyFlag: bad polyobj %d\n", tag);
 		return false;
 	}
 
@@ -2470,7 +2472,7 @@ boolean EV_DoPolyObjFlag(polyflagdata_t *pfdata)
 	po->thinker = &th->thinker;
 
 	// set fields
-	th->polyObjNum = pfdata->polyObjNum;
+	th->polyObjNum = tag;
 	th->distance   = 0;
 	th->speed      = pfdata->speed;
 	th->angle      = pfdata->angle;

src/p_saveg.c

@@ -923,7 +923,7 @@ static void UnArchiveFFloors(const sector_t *ss)
 
 static void ArchiveSectors(void)
 {
-	size_t i;
+	size_t i, j;
 	const sector_t *ss = sectors;
 	const sector_t *spawnss = spawnsectors;
 	UINT8 diff, diff2, diff3;
@@ -961,10 +961,8 @@ static void ArchiveSectors(void)
 		if (ss->ceilingpic_angle != spawnss->ceilingpic_angle)
 			diff2 |= SD_CEILANG;
 
-		if (ss->tag != spawnss->tag)
+		if (!Tag_Compare(&ss->tags, &spawnss->tags))
 			diff2 |= SD_TAG;
-		if (ss->nexttag != spawnss->nexttag || ss->firsttag != spawnss->firsttag)
-			diff3 |= SD_TAGLIST;
 
 		if (ss->extra_colormap != spawnss->extra_colormap)
 			diff3 |= SD_COLORMAP;
@@ -1012,12 +1010,11 @@ static void ArchiveSectors(void)
 				WRITEANGLE(save_p, ss->floorpic_angle);
 			if (diff2 & SD_CEILANG)
 				WRITEANGLE(save_p, ss->ceilingpic_angle);
-			if (diff2 & SD_TAG) // save only the tag
+			if (diff2 & SD_TAG)
-				WRITEINT16(save_p, ss->tag);
+			{
-			if (diff3 & SD_TAGLIST) // save both firsttag and nexttag
+				WRITEUINT32(save_p, ss->tags.count);
-			{ // either of these could be changed even if tag isn't
+				for (j = 0; j < ss->tags.count; j++)
-				WRITEINT32(save_p, ss->firsttag);
+					WRITEINT16(save_p, ss->tags.tags[j]);
-				WRITEINT32(save_p, ss->nexttag);
 			}
 
 			if (diff3 & SD_COLORMAP)
@@ -1035,7 +1032,7 @@ static void ArchiveSectors(void)
 
 static void UnArchiveSectors(void)
 {
-	UINT16 i;
+	UINT16 i, j;
 	UINT8 diff, diff2, diff3;
 	for (;;)
 	{
@@ -1089,13 +1086,29 @@ static void UnArchiveSectors(void)
 		if (diff2 & SD_CEILANG)
 			sectors[i].ceilingpic_angle = READANGLE(save_p);
 		if (diff2 & SD_TAG)
-			sectors[i].tag = READINT16(save_p); // DON'T use P_ChangeSectorTag
-		if (diff3 & SD_TAGLIST)
 		{
-			sectors[i].firsttag = READINT32(save_p);
+			size_t ncount = READUINT32(save_p);
-			sectors[i].nexttag = READINT32(save_p);
+
+			// Remove entries from global lists.
+			for (j = 0; j < sectors[i].tags.count; j++)
+				Taggroup_Remove(tags_sectors, sectors[i].tags.tags[j], i);
+
+			// Reallocate if size differs.
+			if (ncount != sectors[i].tags.count)
+			{
+				sectors[i].tags.count = ncount;
+				sectors[i].tags.tags = Z_Realloc(sectors[i].tags.tags, ncount*sizeof(mtag_t), PU_LEVEL, NULL);
+			}
+
+			for (j = 0; j < ncount; j++)
+				sectors[i].tags.tags[j] = READINT16(save_p);
+
+			// Add new entries.
+			for (j = 0; j < sectors[i].tags.count; j++)
+				Taggroup_Remove(tags_sectors, sectors[i].tags.tags[j], i);
 		}
 
+
 		if (diff3 & SD_COLORMAP)
 			sectors[i].extra_colormap = GetNetColormapFromList(READUINT32(save_p));
 		if (diff3 & SD_CRUMBLESTATE)
@@ -1404,6 +1417,13 @@ typedef enum
 	MD2_MIRRORED     = 1<<13,
 	MD2_ROLLANGLE    = 1<<14,
 	MD2_SHADOWSCALE  = 1<<15,
+	MD2_RENDERFLAGS  = 1<<16,
+	MD2_BLENDMODE    = 1<<17,
+	MD2_SPRITEXSCALE = 1<<18,
+	MD2_SPRITEYSCALE = 1<<19,
+	MD2_SPRITEXOFFSET = 1<<20,
+	MD2_SPRITEYOFFSET = 1<<21,
+	MD2_FLOORSPRITESLOPE = 1<<22,
 } mobj_diff2_t;
 
 typedef enum
@@ -1616,6 +1636,27 @@ static void SaveMobjThinker(const thinker_t *th, const UINT8 type)
 		diff2 |= MD2_ROLLANGLE;
 	if (mobj->shadowscale)
 		diff2 |= MD2_SHADOWSCALE;
+	if (mobj->renderflags)
+		diff2 |= MD2_RENDERFLAGS;
+	if (mobj->renderflags)
+		diff2 |= MD2_BLENDMODE;
+	if (mobj->spritexscale != FRACUNIT)
+		diff2 |= MD2_SPRITEXSCALE;
+	if (mobj->spriteyscale != FRACUNIT)
+		diff2 |= MD2_SPRITEYSCALE;
+	if (mobj->spritexoffset)
+		diff2 |= MD2_SPRITEXOFFSET;
+	if (mobj->floorspriteslope)
+	{
+		pslope_t *slope = mobj->floorspriteslope;
+		if (slope->zangle || slope->zdelta || slope->xydirection
+		|| slope->o.x || slope->o.y || slope->o.z
+		|| slope->d.x || slope->d.y
+		|| slope->normal.x || slope->normal.y
+		|| (slope->normal.z != FRACUNIT))
+			diff2 |= MD2_FLOORSPRITESLOPE;
+	}
+
 	if (diff2 != 0)
 		diff |= MD_MORE;
 
@@ -1758,6 +1799,37 @@ static void SaveMobjThinker(const thinker_t *th, const UINT8 type)
 		WRITEANGLE(save_p, mobj->rollangle);
 	if (diff2 & MD2_SHADOWSCALE)
 		WRITEFIXED(save_p, mobj->shadowscale);
+	if (diff2 & MD2_RENDERFLAGS)
+		WRITEUINT32(save_p, mobj->renderflags);
+	if (diff2 & MD2_BLENDMODE)
+		WRITEINT32(save_p, mobj->blendmode);
+	if (diff2 & MD2_SPRITEXSCALE)
+		WRITEFIXED(save_p, mobj->spritexscale);
+	if (diff2 & MD2_SPRITEYSCALE)
+		WRITEFIXED(save_p, mobj->spriteyscale);
+	if (diff2 & MD2_SPRITEXOFFSET)
+		WRITEFIXED(save_p, mobj->spritexoffset);
+	if (diff2 & MD2_SPRITEYOFFSET)
+		WRITEFIXED(save_p, mobj->spriteyoffset);
+	if (diff2 & MD2_FLOORSPRITESLOPE)
+	{
+		pslope_t *slope = mobj->floorspriteslope;
+
+		WRITEFIXED(save_p, slope->zdelta);
+		WRITEANGLE(save_p, slope->zangle);
+		WRITEANGLE(save_p, slope->xydirection);
+
+		WRITEFIXED(save_p, slope->o.x);
+		WRITEFIXED(save_p, slope->o.y);
+		WRITEFIXED(save_p, slope->o.z);
+
+		WRITEFIXED(save_p, slope->d.x);
+		WRITEFIXED(save_p, slope->d.y);
+
+		WRITEFIXED(save_p, slope->normal.x);
+		WRITEFIXED(save_p, slope->normal.y);
+		WRITEFIXED(save_p, slope->normal.z);
+	}
 
 	WRITEUINT32(save_p, mobj->mobjnum);
 }
@@ -2767,6 +2839,37 @@ static thinker_t* LoadMobjThinker(actionf_p1 thinker)
 		mobj->rollangle = READANGLE(save_p);
 	if (diff2 & MD2_SHADOWSCALE)
 		mobj->shadowscale = READFIXED(save_p);
+	if (diff2 & MD2_RENDERFLAGS)
+		mobj->renderflags = READUINT32(save_p);
+	if (diff2 & MD2_BLENDMODE)
+		mobj->blendmode = READINT32(save_p);
+	if (diff2 & MD2_SPRITEXSCALE)
+		mobj->spritexscale = READFIXED(save_p);
+	if (diff2 & MD2_SPRITEYSCALE)
+		mobj->spriteyscale = READFIXED(save_p);
+	if (diff2 & MD2_SPRITEXOFFSET)
+		mobj->spritexoffset = READFIXED(save_p);
+	if (diff2 & MD2_SPRITEYOFFSET)
+		mobj->spriteyoffset = READFIXED(save_p);
+	if (diff2 & MD2_FLOORSPRITESLOPE)
+	{
+		pslope_t *slope = (pslope_t *)P_CreateFloorSpriteSlope(mobj);
+
+		slope->zdelta = READFIXED(save_p);
+		slope->zangle = READANGLE(save_p);
+		slope->xydirection = READANGLE(save_p);
+
+		slope->o.x = READFIXED(save_p);
+		slope->o.y = READFIXED(save_p);
+		slope->o.z = READFIXED(save_p);
+
+		slope->d.x = READFIXED(save_p);
+		slope->d.y = READFIXED(save_p);
+
+		slope->normal.x = READFIXED(save_p);
+		slope->normal.y = READFIXED(save_p);
+		slope->normal.z = READFIXED(save_p);
+	}
 
 	if (diff & MD_REDFLAG)
 	{
@@ -4003,6 +4106,12 @@ static void P_NetArchiveMisc(boolean resending)
 	WRITEINT32(save_p, sstimer);
 	WRITEUINT32(save_p, bluescore);
 	WRITEUINT32(save_p, redscore);
+
+	WRITEUINT16(save_p, skincolor_redteam);
+	WRITEUINT16(save_p, skincolor_blueteam);
+	WRITEUINT16(save_p, skincolor_redring);
+	WRITEUINT16(save_p, skincolor_bluering);
+
 	WRITEINT32(save_p, modulothing);
 
 	WRITEINT16(save_p, autobalance);
@@ -4092,6 +4201,12 @@ static inline boolean P_NetUnArchiveMisc(boolean reloading)
 	sstimer = READINT32(save_p);
 	bluescore = READUINT32(save_p);
 	redscore = READUINT32(save_p);
+
+	skincolor_redteam = READUINT16(save_p);
+	skincolor_blueteam = READUINT16(save_p);
+	skincolor_redring = READUINT16(save_p);
+	skincolor_bluering = READUINT16(save_p);
+
 	modulothing = READINT32(save_p);
 
 	autobalance = READINT16(save_p);

src/p_setup.c

@@ -29,6 +29,7 @@
 #include "r_data.h"
 #include "r_things.h" // for R_AddSpriteDefs
 #include "r_textures.h"
+#include "r_patch.h"
 #include "r_picformats.h"
 #include "r_sky.h"
 #include "r_draw.h"
@@ -82,6 +83,8 @@
 
 #include "fastcmp.h" // textmap parsing
 
+#include "taglist.h"
+
 //
 // Map MD5, calculated on level load.
 // Sent to clients in PT_SERVERINFO.
@@ -548,7 +551,7 @@ Ploadflat (levelflat_t *levelflat, const char *flatname, boolean resize)
 
 	lumpnum_t    flatnum;
 	int       texturenum;
-	patch_t   *flatpatch;
+	UINT8     *flatpatch;
 	size_t    lumplength;
 
 	size_t i;
@@ -608,7 +611,7 @@ flatfound:
 		/* This could be a flat, patch, or PNG. */
 		flatpatch = W_CacheLumpNum(flatnum, PU_CACHE);
 		lumplength = W_LumpLength(flatnum);
-		if (Picture_CheckIfPatch(flatpatch, lumplength))
+		if (Picture_CheckIfDoomPatch((softwarepatch_t *)flatpatch, lumplength))
 			levelflat->type = LEVELFLAT_PATCH;
 		else
 		{
@@ -904,16 +907,13 @@ static void P_SpawnMapThings(boolean spawnemblems)
 }
 
 // Experimental groovy write function!
-void P_WriteThings(lumpnum_t lumpnum)
+void P_WriteThings(void)
 {
 	size_t i, length;
 	mapthing_t *mt;
-	UINT8 *data;
 	UINT8 *savebuffer, *savebuf_p;
 	INT16 temp;
 
-	data = W_CacheLumpNum(lumpnum, PU_LEVEL);
-
 	savebuf_p = savebuffer = (UINT8 *)malloc(nummapthings * sizeof (mapthing_t));
 
 	if (!savebuf_p)
@@ -935,8 +935,6 @@ void P_WriteThings(lumpnum_t lumpnum)
 		WRITEUINT16(savebuf_p, mt->options);
 	}
 
-	Z_Free(data);
-
 	length = savebuf_p - savebuffer;
 
 	FIL_WriteFile(va("newthings%d.lmp", gamemap), savebuffer, length);
@@ -968,8 +966,6 @@ static void P_LoadVertices(UINT8 *data)
 
 static void P_InitializeSector(sector_t *ss)
 {
-	ss->nexttag = ss->firsttag = -1;
-
 	memset(&ss->soundorg, 0, sizeof(ss->soundorg));
 
 	ss->validcount = 0;
@@ -1040,7 +1036,7 @@ static void P_LoadSectors(UINT8 *data)
 
 		ss->lightlevel = SHORT(ms->lightlevel);
 		ss->special = SHORT(ms->special);
-		ss->tag = SHORT(ms->tag);
+		Tag_FSet(&ss->tags, SHORT(ms->tag));
 
 		ss->floor_xoffs = ss->floor_yoffs = 0;
 		ss->ceiling_xoffs = ss->ceiling_yoffs = 0;
@@ -1079,10 +1075,6 @@ static void P_InitializeLinedef(line_t *ld)
 	ld->frontsector = ld->backsector = NULL;
 
 	ld->validcount = 0;
-#ifdef WALLSPLATS
-	ld->splats = NULL;
-#endif
-	ld->firsttag = ld->nexttag = -1;
 	ld->polyobj = NULL;
 
 	ld->text = NULL;
@@ -1154,7 +1146,7 @@ static void P_LoadLinedefs(UINT8 *data)
 	{
 		ld->flags = SHORT(mld->flags);
 		ld->special = SHORT(mld->special);
-		ld->tag = SHORT(mld->tag);
+		Tag_FSet(&ld->tags, SHORT(mld->tag));
 		memset(ld->args, 0, NUMLINEARGS*sizeof(*ld->args));
 		memset(ld->stringargs, 0x00, NUMLINESTRINGARGS*sizeof(*ld->stringargs));
 		ld->alpha = FRACUNIT;
@@ -1347,7 +1339,7 @@ static void P_LoadSidedefs(UINT8 *data)
 						|| (msd->toptexture[0] >= 'A' && msd->toptexture[0] <= 'F'))
 						sd->toptexture = axtoi(msd->toptexture);
 					else
-						I_Error("Custom FOF (tag %d) needs a value in the linedef's back side upper texture field.", sd->line->tag);
+						I_Error("Custom FOF (line id %s) needs a value in the linedef's back side upper texture field.", sizeu1(sd->line - lines));
 
 					sd->midtexture = R_TextureNumForName(msd->midtexture);
 					sd->bottomtexture = R_TextureNumForName(msd->bottomtexture);
@@ -1387,8 +1379,8 @@ static void P_LoadThings(UINT8 *data)
 		mt->type = READUINT16(data);
 		mt->options = READUINT16(data);
 		mt->extrainfo = (UINT8)(mt->type >> 12);
+		Tag_FSet(&mt->tags, 0);
 		mt->scale = FRACUNIT;
-		mt->tag = 0;
 		memset(mt->args, 0, NUMMAPTHINGARGS*sizeof(*mt->args));
 		memset(mt->stringargs, 0x00, NUMMAPTHINGSTRINGARGS*sizeof(*mt->stringargs));
 		mt->pitch = mt->roll = 0;
@@ -1524,7 +1516,17 @@ static void ParseTextmapSectorParameter(UINT32 i, char *param, char *val)
 	else if (fastcmp(param, "special"))
 		sectors[i].special = atol(val);
 	else if (fastcmp(param, "id"))
-		sectors[i].tag = atol(val);
+		Tag_FSet(&sectors[i].tags, atol(val));
+	else if (fastcmp(param, "moreids"))
+	{
+		char* id = val;
+		while (id)
+		{
+			Tag_Add(&sectors[i].tags, atol(id));
+			if ((id = strchr(id, ' ')))
+				id++;
+		}
+	}
 	else if (fastcmp(param, "xpanningfloor"))
 		sectors[i].floor_xoffs = FLOAT_TO_FIXED(atof(val));
 	else if (fastcmp(param, "ypanningfloor"))
@@ -1602,7 +1604,17 @@ static void ParseTextmapSidedefParameter(UINT32 i, char *param, char *val)
 static void ParseTextmapLinedefParameter(UINT32 i, char *param, char *val)
 {
 	if (fastcmp(param, "id"))
-		lines[i].tag = atol(val);
+		Tag_FSet(&lines[i].tags, atol(val));
+	else if (fastcmp(param, "moreids"))
+	{
+		char* id = val;
+		while (id)
+		{
+			Tag_Add(&lines[i].tags, atol(id));
+			if ((id = strchr(id, ' ')))
+				id++;
+		}
+	}
 	else if (fastcmp(param, "special"))
 		lines[i].special = atol(val);
 	else if (fastcmp(param, "v1"))
@@ -1671,8 +1683,18 @@ static void ParseTextmapLinedefParameter(UINT32 i, char *param, char *val)
 static void ParseTextmapThingParameter(UINT32 i, char *param, char *val)
 {
 	if (fastcmp(param, "id"))
-		mapthings[i].tag = atol(val);
+		Tag_FSet(&mapthings[i].tags, atol(val));
-	if (fastcmp(param, "x"))
+	else if (fastcmp(param, "moreids"))
+	{
+		char* id = val;
+		while (id)
+		{
+			Tag_Add(&mapthings[i].tags, atol(id));
+			if ((id = strchr(id, ' ')))
+				id++;
+		}
+	}
+	else if (fastcmp(param, "x"))
 		mapthings[i].x = atol(val);
 	else if (fastcmp(param, "y"))
 		mapthings[i].y = atol(val);
@@ -1829,7 +1851,7 @@ static void P_LoadTextmap(void)
 		sc->lightlevel = 255;
 
 		sc->special = 0;
-		sc->tag = 0;
+		Tag_FSet(&sc->tags, 0);
 
 		sc->floor_xoffs = sc->floor_yoffs = 0;
 		sc->ceiling_xoffs = sc->ceiling_yoffs = 0;
@@ -1847,6 +1869,7 @@ static void P_LoadTextmap(void)
 		textmap_colormap.fadeend = 31;
 		textmap_colormap.flags = 0;
 		TextmapParse(sectorsPos[i], i, ParseTextmapSectorParameter);
+
 		P_InitializeSector(sc);
 		if (textmap_colormap.used)
 		{
@@ -1863,7 +1886,8 @@ static void P_LoadTextmap(void)
 		ld->v1 = ld->v2 = NULL;
 		ld->flags = 0;
 		ld->special = 0;
-		ld->tag = 0;
+		Tag_FSet(&ld->tags, 0);
+
 		memset(ld->args, 0, NUMLINEARGS*sizeof(*ld->args));
 		memset(ld->stringargs, 0x00, NUMLINESTRINGARGS*sizeof(*ld->stringargs));
 		ld->alpha = FRACUNIT;
@@ -1911,8 +1935,8 @@ static void P_LoadTextmap(void)
 		mt->options = 0;
 		mt->z = 0;
 		mt->extrainfo = 0;
+		Tag_FSet(&mt->tags, 0);
 		mt->scale = FRACUNIT;
-		mt->tag = 0;
 		memset(mt->args, 0, NUMMAPTHINGARGS*sizeof(*mt->args));
 		memset(mt->stringargs, 0x00, NUMMAPTHINGSTRINGARGS*sizeof(*mt->stringargs));
 		mt->mobj = NULL;
@@ -2080,9 +2104,6 @@ static boolean P_LoadMapData(const virtres_t *virt)
 static void P_InitializeSubsector(subsector_t *ss)
 {
 	ss->sector = NULL;
-#ifdef FLOORSPLATS
-	ss->splats = NULL;
-#endif
 	ss->validcount = 0;
 }
 
@@ -2127,7 +2148,7 @@ static void P_LoadNodes(UINT8 *data)
   * \param seg Seg to compute length for.
   * \return Length in fracunits.
   */
-fixed_t P_SegLength(seg_t *seg)
+static fixed_t P_SegLength(seg_t *seg)
 {
 	INT64 dx = (seg->v2->x - seg->v1->x)>>1;
 	INT64 dy = (seg->v2->y - seg->v1->y)>>1;
@@ -2929,30 +2950,6 @@ static void P_LinkMapData(void)
 	}
 }
 
-/** Hashes the sector tags across the sectors and linedefs.
-  *
-  * \sa P_FindSectorFromTag, P_ChangeSectorTag
-  * \author Lee Killough
-  */
-static inline void P_InitTagLists(void)
-{
-	register size_t i;
-
-	for (i = numsectors - 1; i != (size_t)-1; i--)
-	{
-		size_t j = (unsigned)sectors[i].tag % numsectors;
-		sectors[i].nexttag = sectors[j].firsttag;
-		sectors[j].firsttag = (INT32)i;
-	}
-
-	for (i = numlines - 1; i != (size_t)-1; i--)
-	{
-		size_t j = (unsigned)lines[i].tag % numlines;
-		lines[i].nexttag = lines[j].firsttag;
-		lines[j].firsttag = (INT32)i;
-	}
-}
-
 //For maps in binary format, converts setup of specials to UDMF format.
 static void P_ConvertBinaryMap(void)
 {
@@ -2960,14 +2957,28 @@ static void P_ConvertBinaryMap(void)
 
 	for (i = 0; i < numlines; i++)
 	{
+		mtag_t tag = Tag_FGet(&lines[i].tags);
+
 		switch (lines[i].special)
 		{
 		case 20: //PolyObject first line
 		{
-			INT32 paramline = P_FindSpecialLineFromTag(22, lines[i].tag, -1);
+			INT32 check = -1;
+			INT32 paramline = -1;
+
+			TAG_ITER_DECLARECOUNTER(0);
+
+			TAG_ITER_LINES(0, tag, check)
+			{
+				if (lines[check].special == 22)
+				{
+					paramline = check;
+					break;
+				}
+			}
 
 			//PolyObject ID
-			lines[i].args[0] = lines[i].tag;
+			lines[i].args[0] = tag;
 
 			//Default: Invisible planes
 			lines[i].args[3] |= TMPF_INVISIBLEPLANES;
@@ -3013,7 +3024,7 @@ static void P_ConvertBinaryMap(void)
 				CONS_Alert(CONS_WARNING, "Linedef %s is missing the hook name of the Lua function to call! (This should be given in the front texture fields)\n", sizeu1(i));
 			break;
 		case 447: //Change colormap
-			lines[i].args[0] = lines[i].tag;
+			lines[i].args[0] = Tag_FGet(&lines[i].tags);
 			if (lines[i].flags & ML_EFFECT3)
 				lines[i].args[2] |= TMCF_RELATIVE;
 			if (lines[i].flags & ML_EFFECT1)
@@ -3029,7 +3040,7 @@ static void P_ConvertBinaryMap(void)
 				abs(sides[lines[i].sidenum[1]].rowoffset >> FRACBITS)
 				: abs(sides[lines[i].sidenum[0]].rowoffset >> FRACBITS));
 
-			lines[i].args[0] = lines[i].tag;
+			lines[i].args[0] = Tag_FGet(&lines[i].tags);
 			if (lines[i].flags & ML_EFFECT4)
 				lines[i].args[2] = speed;
 			else
@@ -3049,10 +3060,10 @@ static void P_ConvertBinaryMap(void)
 			break;
 		}
 		case 456: //Stop fading colormap
-			lines[i].args[0] = lines[i].tag;
+			lines[i].args[0] = Tag_FGet(&lines[i].tags);
 			break;
 		case 606: //Colormap
-			lines[i].args[0] = lines[i].tag;
+			lines[i].args[0] = Tag_FGet(&lines[i].tags);
 			break;
 		case 700: //Slope front sector floor
 		case 701: //Slope front sector ceiling
@@ -3093,7 +3104,7 @@ static void P_ConvertBinaryMap(void)
 			else if (lines[i].special == 715)
 				lines[i].args[0] = TMSP_BACKCEILING;
 
-			lines[i].args[1] = lines[i].tag;
+			lines[i].args[1] = tag;
 
 			if (lines[i].flags & ML_EFFECT6)
 			{
@@ -3125,9 +3136,9 @@ static void P_ConvertBinaryMap(void)
 		case 721: //Copy front side ceiling slope
 		case 722: //Copy front side floor and ceiling slope
 			if (lines[i].special != 721)
-				lines[i].args[0] = lines[i].tag;
+				lines[i].args[0] = tag;
 			if (lines[i].special != 720)
-				lines[i].args[1] = lines[i].tag;
+				lines[i].args[1] = tag;
 			lines[i].special = 720;
 			break;
 		case 900: //Translucent wall (10%)
@@ -3160,21 +3171,39 @@ static void P_ConvertBinaryMap(void)
 		switch (mapthings[i].type)
 		{
 		case 750:
+			Tag_Add(&mapthings[i].tags, mapthings[i].angle);
+			break;
 		case 760:
 		case 761:
-			mapthings[i].tag = mapthings[i].angle;
+			Tag_FSet(&mapthings[i].tags, mapthings[i].angle);
 			break;
 		case 762:
 		{
-			INT32 firstline = P_FindSpecialLineFromTag(20, mapthings[i].angle, -1);
+			INT32 check = -1;
+			INT32 firstline = -1;
+			mtag_t tag = mapthings[i].angle;
+
+			TAG_ITER_DECLARECOUNTER(0);
+
+			Tag_FSet(&mapthings[i].tags, tag);
+
+			TAG_ITER_LINES(0, tag, check)
+			{
+				if (lines[check].special == 20)
+				{
+					firstline = check;
+					break;
+				}
+			}
+
 			if (firstline != -1)
 				lines[firstline].args[3] |= TMPF_CRUSH;
-			mapthings[i].tag = mapthings[i].angle;
+
 			mapthings[i].type = 761;
 			break;
 		}
 		case 780:
-			mapthings[i].tag = mapthings[i].extrainfo;
+			Tag_FSet(&mapthings[i].tags, mapthings[i].extrainfo);
 			break;
 		default:
 			break;
@@ -3248,6 +3277,7 @@ static boolean P_LoadMapFromFile(void)
 {
 	virtres_t *virt = vres_GetMap(lastloadedmaplumpnum);
 	virtlump_t *textmap = vres_Find(virt, "TEXTMAP");
+	size_t i;
 	udmf = textmap != NULL;
 
 	if (!P_LoadMapData(virt))
@@ -3257,7 +3287,7 @@ static boolean P_LoadMapFromFile(void)
 
 	P_LinkMapData();
 
-	P_InitTagLists();   // Create xref tables for tags
+	Taglist_InitGlobalTables();
 
 	if (!udmf)
 		P_ConvertBinaryMap();
@@ -3271,6 +3301,10 @@ static boolean P_LoadMapFromFile(void)
 	memcpy(spawnlines, lines, numlines * sizeof(*lines));
 	memcpy(spawnsides, sides, numsides * sizeof(*sides));
 
+	for (i = 0; i < numsectors; i++)
+		if (sectors[i].tags.count)
+			spawnsectors[i].tags.tags = memcpy(Z_Malloc(sectors[i].tags.count*sizeof(mtag_t), PU_LEVEL, NULL), sectors[i].tags.tags, sectors[i].tags.count*sizeof(mtag_t));
+
 	P_MakeMapMD5(virt, &mapmd5);
 
 	vres_Free(virt);
@@ -4099,13 +4133,16 @@ boolean P_LoadLevel(boolean fromnetsave, boolean reloadinggamestate)
 	// Clear pointers that would be left dangling by the purge
 	R_FlushTranslationColormapCache();
 
-	Z_FreeTags(PU_LEVEL, PU_PURGELEVEL - 1);
+#ifdef HWRENDER
-
+	// Free GPU textures before freeing patches.
-#if defined (WALLSPLATS) || defined (FLOORSPLATS)
+	if (vid.glstate == VID_GL_LIBRARY_LOADED)
-	// clear the splats from previous level
+		HWR_ClearAllTextures();
-	R_ClearLevelSplats();
 #endif
 
+	Patch_FreeTag(PU_PATCH_LOWPRIORITY);
+	Patch_FreeTag(PU_PATCH_ROTATED);
+	Z_FreeTags(PU_LEVEL, PU_PURGELEVEL - 1);
+
 	P_InitThinkers();
 	P_InitCachedActions();
 
@@ -4162,14 +4199,14 @@ boolean P_LoadLevel(boolean fromnetsave, boolean reloadinggamestate)
 		P_SpawnPrecipitation();
 
 #ifdef HWRENDER // not win32 only 19990829 by Kin
+	gl_maploaded = false;
+
 	// Lactozilla: Free extrasubsectors regardless of renderer.
-	// Maybe we're not in OpenGL anymore.
+	HWR_FreeExtraSubsectors();
-	if (extrasubsectors)
+
-		free(extrasubsectors);
+	// Create plane polygons.
-	extrasubsectors = NULL;
-	// stuff like HWR_CreatePlanePolygons is called there
 	if (rendermode == render_opengl)
-		HWR_SetupLevel();
+		HWR_LoadLevel();
 #endif
 
 	// oh god I hope this helps
@@ -4256,33 +4293,6 @@ boolean P_LoadLevel(boolean fromnetsave, boolean reloadinggamestate)
 	return true;
 }
 
-#ifdef HWRENDER
-void HWR_SetupLevel(void)
-{
-	// Lactozilla (December 8, 2019)
-	// Level setup used to free EVERY mipmap from memory.
-	// Even mipmaps that aren't related to level textures.
-	// Presumably, the hardware render code used to store textures as level data.
-	// Meaning, they had memory allocated and marked with the PU_LEVEL tag.
-	// Level textures are only reloaded after R_LoadTextures, which is
-	// when the texture list is loaded.
-
-	// Sal: Unfortunately, NOT freeing them causes the dreaded Color Bug.
-	HWR_FreeMipmapCache();
-
-#ifdef ALAM_LIGHTING
-	// BP: reset light between levels (we draw preview frame lights on current frame)
-	HWR_ResetLights();
-#endif
-
-	HWR_CreatePlanePolygons((INT32)numnodes - 1);
-
-	// Build the sky dome
-	HWR_ClearSkyDome();
-	HWR_BuildSkyDome();
-}
-#endif
-
 //
 // P_RunSOC
 //
@@ -4488,10 +4498,17 @@ boolean P_AddWadFile(const char *wadfilename)
 	if (!devparm && digmreplaces)
 		CONS_Printf(M_GetText("%s digital musics replaced\n"), sizeu1(digmreplaces));
 
+#ifdef HWRENDER
+	// Free GPU textures before freeing patches.
+	if (vid.glstate == VID_GL_LIBRARY_LOADED)
+		HWR_ClearAllTextures();
+#endif
 
 	//
 	// search for sprite replacements
 	//
+	Patch_FreeTag(PU_SPRITE);
+	Patch_FreeTag(PU_PATCH_ROTATED);
 	R_AddSpriteDefs(wadnum);
 
 	// Reload it all anyway, just in case they

src/p_setup.h

@@ -99,13 +99,13 @@ void P_ScanThings(INT16 mapnum, INT16 wadnum, INT16 lumpnum);
 void P_RespawnThings(void);
 boolean P_LoadLevel(boolean fromnetsave, boolean reloadinggamestate);
 #ifdef HWRENDER
-void HWR_SetupLevel(void);
+void HWR_LoadLevel(void);
 #endif
 boolean P_AddWadFile(const char *wadfilename);
 boolean P_RunSOC(const char *socfilename);
 void P_LoadSoundsRange(UINT16 wadnum, UINT16 first, UINT16 num);
 void P_LoadMusicsRange(UINT16 wadnum, UINT16 first, UINT16 num);
-void P_WriteThings(lumpnum_t lump);
+void P_WriteThings(void);
 size_t P_PrecacheLevelFlats(void);
 void P_AllocMapHeader(INT16 i);
 

src/p_slopes.c

@@ -139,7 +139,7 @@ void T_DynamicSlopeVert (dynplanethink_t* th)
 	INT32 l;
 
 	for (i = 0; i < 3; i++) {
-		l = P_FindSpecialLineFromTag(799, th->tags[i], -1);
+		l = Tag_FindLineSpecial(799, th->tags[i]);
 		if (l != -1) {
 			th->vex[i].z = lines[l].frontsector->floorheight;
 		}
@@ -405,9 +405,6 @@ static void line_SpawnViaLine(const int linenum, const boolean spawnthinker)
 				P_AddDynSlopeThinker(cslope, DP_BACKCEIL, line, extent, NULL, NULL);
 		}
 	}
-
-	if(!line->tag)
-		return;
 }
 
 /// Creates a new slope from three mapthings with the specified IDs
@@ -426,11 +423,11 @@ static pslope_t *MakeViaMapthings(INT16 tag1, INT16 tag2, INT16 tag3, UINT8 flag
 		if (mt->type != 750) // Haha, I'm hijacking the old Chaos Spawn thingtype for something!
 			continue;
 
-		if (!vertices[0] && mt->tag == tag1)
+		if (!vertices[0] && Tag_Find(&mt->tags, tag1))
 			vertices[0] = mt;
-		else if (!vertices[1] && mt->tag == tag2)
+		else if (!vertices[1] && Tag_Find(&mt->tags, tag2))
 			vertices[1] = mt;
-		else if (!vertices[2] && mt->tag == tag3)
+		else if (!vertices[2] && Tag_Find(&mt->tags, tag3))
 			vertices[2] = mt;
 	}
 
@@ -549,11 +546,11 @@ static boolean P_SetSlopeFromTag(sector_t *sec, INT32 tag, boolean ceiling)
 {
 	INT32 i;
 	pslope_t **secslope = ceiling ? &sec->c_slope : &sec->f_slope;
+	TAG_ITER_DECLARECOUNTER(0);
 
 	if (!tag || *secslope)
 		return false;
-
+	TAG_ITER_SECTORS(0, tag, i)
-	for (i = -1; (i = P_FindSectorFromTag(tag, i)) >= 0;)
 	{
 		pslope_t *srcslope = ceiling ? sectors[i].c_slope : sectors[i].f_slope;
 		if (srcslope)

src/p_spec.h

@@ -55,9 +55,6 @@ fixed_t P_FindNextLowestFloor(sector_t *sec, fixed_t currentheight);
 fixed_t P_FindLowestCeilingSurrounding(sector_t *sec);
 fixed_t P_FindHighestCeilingSurrounding(sector_t *sec);
 
-INT32 P_FindSectorFromTag(INT16 tag, INT32 start);
-INT32 P_FindSpecialLineFromTag(INT16 special, INT16 tag, INT32 start);
-
 INT32 P_FindMinSurroundingLight(sector_t *sector, INT32 max);
 
 void P_SetupSignExit(player_t *player);
@@ -67,7 +64,6 @@ void P_SwitchWeather(INT32 weathernum);
 
 boolean P_RunTriggerLinedef(line_t *triggerline, mobj_t *actor, sector_t *caller);
 void P_LinedefExecute(INT16 tag, mobj_t *actor, sector_t *caller);
-void P_ChangeSectorTag(UINT32 sector, INT16 newtag);
 void P_RunNightserizeExecutors(mobj_t *actor);
 void P_RunDeNightserizeExecutors(mobj_t *actor);
 void P_RunNightsLapExecutors(mobj_t *actor);

src/p_tick.c

@@ -643,7 +643,15 @@ void P_Ticker(boolean run)
 		if (demorecording)
 			G_WriteDemoTiccmd(&players[consoleplayer].cmd, 0);
 		if (demoplayback)
-			G_ReadDemoTiccmd(&players[consoleplayer].cmd, 0);
+		{
+			player_t* p = &players[consoleplayer];
+			G_ReadDemoTiccmd(&p->cmd, 0);
+			if (!cv_freedemocamera.value)
+			{
+				P_ForceLocalAngle(p, p->cmd.angleturn << 16);
+				localaiming = p->aiming;
+			}
+		}
 
 		ps_lua_mobjhooks = 0;
 		ps_checkposition_calls = 0;

src/p_user.c

@@ -4836,6 +4836,8 @@ void P_DoJumpShield(player_t *player)
 		}
 #undef limitangle
 #undef numangles
+		player->pflags &= ~PF_NOJUMPDAMAGE;
+		P_SetPlayerMobjState(player->mo, S_PLAY_ROLL);
 		S_StartSound(player->mo, sfx_s3k45);
 	}
 	else
@@ -5108,6 +5110,8 @@ static boolean P_PlayerShieldThink(player_t *player, ticcmd_t *cmd, mobj_t *lock
 							player->pflags |= PF_THOKKED|PF_SHIELDABILITY;
 							P_Thrust(player->mo, player->mo->angle, FixedMul(30*FRACUNIT - FixedSqrt(FixedDiv(player->speed, player->mo->scale)), player->mo->scale));
 							player->drawangle = player->mo->angle;
+							player->pflags &= ~PF_NOJUMPDAMAGE;
+							P_SetPlayerMobjState(player->mo, S_PLAY_ROLL);
 							S_StartSound(player->mo, sfx_s3k43);
 						default:
 							break;
@@ -8692,12 +8696,6 @@ void P_MovePlayer(player_t *player)
 		player->fovadd = 0;
 #endif
 
-#ifdef FLOORSPLATS
-	if (cv_shadow.value && rendermode == render_soft)
-		R_AddFloorSplat(player->mo->subsector, player->mo, "SHADOW", player->mo->x,
-			player->mo->y, player->mo->floorz, SPLATDRAWMODE_OPAQUE);
-#endif
-
 	// Look for blocks to bust up
 	// Because of FF_SHATTER, we should look for blocks constantly,
 	// not just when spinning or playing as Knuckles
@@ -10579,6 +10577,7 @@ static void P_CalcPostImg(player_t *player)
 	postimg_t *type;
 	INT32 *param;
 	fixed_t pviewheight;
+	size_t i;
 
 	if (player->mo->eflags & MFE_VERTICALFLIP)
 		pviewheight = player->mo->z + player->mo->height - player->viewheight;
@@ -10603,28 +10602,45 @@ static void P_CalcPostImg(player_t *player)
 	}
 
 	// see if we are in heat (no, not THAT kind of heat...)
-
+	for (i = 0; i < sector->tags.count; i++)
-	if (P_FindSpecialLineFromTag(13, sector->tag, -1) != -1)
-		*type = postimg_heat;
-	else if (sector->ffloors)
 	{
-		ffloor_t *rover;
+		if (Tag_FindLineSpecial(13, sector->tags.tags[i]) != -1)
-		fixed_t topheight;
-		fixed_t bottomheight;
-
-		for (rover = sector->ffloors; rover; rover = rover->next)
 		{
-			if (!(rover->flags & FF_EXISTS))
+			*type = postimg_heat;
-				continue;
+			break;
+		}
+		else if (sector->ffloors)
+		{
+			ffloor_t *rover;
+			fixed_t topheight;
+			fixed_t bottomheight;
+			boolean gotres = false;
 
-			topheight    = P_GetFFloorTopZAt   (rover, player->mo->x, player->mo->y);
+			for (rover = sector->ffloors; rover; rover = rover->next)
-			bottomheight = P_GetFFloorBottomZAt(rover, player->mo->x, player->mo->y);
+			{
+				size_t j;
 
-			if (pviewheight >= topheight || pviewheight <= bottomheight)
+				if (!(rover->flags & FF_EXISTS))
-				continue;
+					continue;
 
-			if (P_FindSpecialLineFromTag(13, rover->master->frontsector->tag, -1) != -1)
+				topheight    = P_GetFFloorTopZAt   (rover, player->mo->x, player->mo->y);
-				*type = postimg_heat;
+				bottomheight = P_GetFFloorBottomZAt(rover, player->mo->x, player->mo->y);
+
+				if (pviewheight >= topheight || pviewheight <= bottomheight)
+					continue;
+
+				for (j = 0; j < rover->master->frontsector->tags.count; j++)
+				{
+					if (Tag_FindLineSpecial(13, rover->master->frontsector->tags.tags[j]) != -1)
+					{
+						*type = postimg_heat;
+						gotres = true;
+						break;
+					}
+				}
+			}
+			if (gotres)
+				break;
 		}
 	}
 
@@ -10723,22 +10739,21 @@ static sector_t *P_GetMinecartSector(fixed_t x, fixed_t y, fixed_t z, fixed_t *n
 static INT32 P_GetMinecartSpecialLine(sector_t *sec)
 {
 	INT32 line = -1;
+	size_t i;
 
 	if (!sec)
 		return line;
 
-	if (sec->tag != 0)
+	for (i = 0; i < sec->tags.count; i++)
-		line = P_FindSpecialLineFromTag(16, sec->tag, -1);
+		if (sec->tags.tags[i] != 0)
+			line = Tag_FindLineSpecial(16, sec->tags.tags[i]);
 
 	// Also try for lines facing the sector itself, with tag 0.
+	for (i = 0; i < sec->linecount; i++)
 	{
-		UINT32 i;
+		line_t *li = sec->lines[i];
-		for (i = 0; i < sec->linecount; i++)
+		if (Tag_Find(&li->tags, 0) && li->special == 16 && li->frontsector == sec)
-		{
+			line = li - lines;
-			line_t *li = sec->lines[i];
-			if (li->tag == 0 && li->special == 16 && li->frontsector == sec)
-				line = li - lines;
-		}
 	}
 
 	return line;
@@ -12297,12 +12312,14 @@ void P_PlayerThink(player_t *player)
 		sector_t *controlsec;
 		for (j=0; j<numsectors; j++)
 		{
+			mtag_t sectag = Tag_FGet(&sectors[j].tags);
 			controlsec = NULL;
 			// Does this sector have a water linedef?
 			for (i=0; i<numlines;i++)
 			{
+				mtag_t linetag = Tag_FGet(&lines[i].tags);
 				if ((lines[i].special == 121 || lines[i].special == 123)
-				&& lines[i].tag == sectors[j].tag)
+				&& linetag == sectag)
 				{
 					controlsec = lines[i].frontsector;
 					break;
@@ -12311,15 +12328,16 @@ void P_PlayerThink(player_t *player)
 
 			if (i < numlines && controlsec)
 			{
+				controlsectag = Tag_FGet(&controlsec->tags);
 				// Does this sector have a colormap?
 				for (i=0; i<numlines;i++)
 				{
-					if (lines[i].special == 606 && lines[i].tag == controlsec->tag)
+					if (lines[i].special == 606 && linetag == controlsectag)
 						break;
 				}
 
 				if (i == numlines)
-					CONS_Debug(DBG_GAMELOGIC, "%d, %d\n", j, sectors[j].tag);
+					CONS_Debug(DBG_GAMELOGIC, "%d, %d\n", j, sectag);
 			}
 		}
 

src/r_bsp.c

@@ -21,6 +21,7 @@
 #include "p_local.h" // camera
 #include "p_slopes.h"
 #include "z_zone.h" // Check R_Prep3DFloors
+#include "taglist.h"
 
 seg_t *curline;
 side_t *sidedef;
@@ -374,7 +375,7 @@ boolean R_IsEmptyLine(seg_t *line, sector_t *front, sector_t *back)
 		// Consider colormaps
 		&& back->extra_colormap == front->extra_colormap
 		&& ((!front->ffloors && !back->ffloors)
-		|| front->tag == back->tag));
+		|| Tag_Compare(&front->tags, &back->tags)));
 }
 
 //
@@ -448,21 +449,25 @@ static void R_AddLine(seg_t *line)
 	// Portal line
 	if (line->linedef->special == 40 && line->side == 0)
 	{
+		// Render portal if recursiveness limit hasn't been reached.
+		// Otherwise, render the wall normally.
 		if (portalrender < cv_maxportals.value)
 		{
-			// Find the other side!
+			size_t p;
-			INT32 line2 = P_FindSpecialLineFromTag(40, line->linedef->tag, -1);
+			mtag_t tag = Tag_FGet(&line->linedef->tags);
-			if (line->linedef == &lines[line2])
+			INT32 li1 = line->linedef-lines;
-				line2 = P_FindSpecialLineFromTag(40, line->linedef->tag, line2);
+			INT32 li2;
-			if (line2 >= 0) // found it!
+
+			for (p = 0; (li2 = Tag_Iterate_Lines(tag, p)) >= 0; p++)
 			{
-				Portal_Add2Lines(line->linedef-lines, line2, x1, x2); // Remember the lines for later rendering
+				// Skip invalid lines.
-				//return; // Don't fill in that space now!
+				if ((tag != Tag_FGet(&lines[li2].tags)) || (lines[li1].special != lines[li2].special) || (li1 == li2))
+					continue;
+
+				Portal_Add2Lines(li1, li2, x1, x2);
 				goto clipsolid;
 			}
 		}
-		// Recursed TOO FAR (viewing a portal within a portal)
-		// So uhhh, render it as a normal wall instead or something ???
 	}
 
 	// Single sided line?
@@ -483,7 +488,7 @@ static void R_AddLine(seg_t *line)
 		if (!line->polyseg &&
 			!line->sidedef->midtexture
 			&& ((!frontsector->ffloors && !backsector->ffloors)
-				|| (frontsector->tag == backsector->tag)))
+				|| Tag_Compare(&frontsector->tags, &backsector->tags)))
 			return; // line is empty, don't even bother
 
 		goto clippass; // treat like wide open window instead
@@ -1048,11 +1053,6 @@ static void R_Subsector(size_t num)
 		}
 	}
 
-#ifdef FLOORSPLATS
-	if (sub->splats)
-		R_AddVisibleFloorSplats(sub);
-#endif
-
    // killough 9/18/98: Fix underwater slowdown, by passing real sector
    // instead of fake one. Improve sprite lighting by basing sprite
    // lightlevels on floor & ceiling lightlevels in the surrounding area.

src/r_data.c

@@ -20,6 +20,7 @@
 #include "m_misc.h"
 #include "r_data.h"
 #include "r_textures.h"
+#include "r_patch.h"
 #include "r_picformats.h"
 #include "w_wad.h"
 #include "z_zone.h"
@@ -174,13 +175,15 @@ UINT8 ASTBlendPaletteIndexes(UINT8 background, UINT8 foreground, int style, UINT
 		if (alpha <= ASTTextureBlendingThreshold[1])
 		{
 			UINT8 *mytransmap;
+			INT32 trans;
 
 			// Is the patch way too translucent? Don't blend then.
 			if (alpha < ASTTextureBlendingThreshold[0])
 				return background;
 
 			// The equation's not exact but it works as intended. I'll call it a day for now.
-			mytransmap = transtables + ((8*(alpha) + 255/8)/(255 - 255/11) << FF_TRANSSHIFT);
+			trans = (8*(alpha) + 255/8)/(255 - 255/11);
+			mytransmap = R_GetTranslucencyTable(trans + 1);
 			if (background != 0xFF)
 				return *(mytransmap + (background<<8) + foreground);
 		}
@@ -1307,7 +1310,7 @@ void R_PrecacheLevel(void)
 		lump = sf->lumppat[a];\
 		if (devparm)\
 			spritememory += W_LumpLength(lump);\
-		W_CachePatchNum(lump, PU_PATCH);\
+		W_CachePatchNum(lump, PU_SPRITE);\
 	}
 			// see R_InitSprites for more about lumppat,lumpid
 			switch (sf->rotate)

src/r_defs.h

@@ -28,6 +28,8 @@
 #include "m_aatree.h"
 #endif
 
+#include "taglist.h"
+
 //
 // ClipWallSegment
 // Clips the given range of columns
@@ -281,8 +283,7 @@ typedef struct sector_s
 	INT32 ceilingpic;
 	INT16 lightlevel;
 	INT16 special;
-	UINT16 tag;
+	taglist_t tags;
-	INT32 nexttag, firsttag; // for fast tag searches
 
 	// origin for any sounds played by the sector
 	// also considered the center for e.g. Mario blocks
@@ -389,7 +390,7 @@ typedef struct line_s
 	// Animation related.
 	INT16 flags;
 	INT16 special;
-	INT16 tag;
+	taglist_t tags;
 	INT32 args[NUMLINEARGS];
 	char *stringargs[NUMLINESTRINGARGS];
 
@@ -409,10 +410,6 @@ typedef struct line_s
 	sector_t *backsector;
 
 	size_t validcount; // if == validcount, already checked
-#if 1//#ifdef WALLSPLATS
-	void *splats; // wallsplat_t list
-#endif
-	INT32 firsttag, nexttag; // improves searches for tags.
 	polyobj_t *polyobj; // Belongs to a polyobject?
 
 	char *text; // a concatenation of all front and back texture names, for linedef specials that require a string.
@@ -457,9 +454,6 @@ typedef struct subsector_s
 	INT16 numlines;
 	UINT16 firstline;
 	struct polyobj_s *polyList; // haleyjd 02/19/06: list of polyobjects
-#if 1//#ifdef FLOORSPLATS
-	void *splats; // floorsplat_t list
-#endif
 	size_t validcount;
 } subsector_t;
 
@@ -652,8 +646,12 @@ typedef enum
 	RGBA32          = 4,  // 32 bit rgba
 } pic_mode_t;
 
-#if defined(_MSC_VER)
+#ifdef ROTSPRITE
-#pragma pack(1)
+typedef struct
+{
+	INT32 angles;
+	void **patches;
+} rotsprite_t;
 #endif
 
 // Patches.
@@ -661,7 +659,26 @@ typedef enum
 // Patches are used for sprites and all masked pictures, and we compose
 // textures from the TEXTURES list of patches.
 //
-// WARNING: this structure is cloned in GLPatch_t
+typedef struct
+{
+	INT16 width, height;
+	INT16 leftoffset, topoffset;
+
+	INT32 *columnofs; // Column offsets. This is relative to patch->columns
+	UINT8 *columns; // Software column data
+
+	void *hardware; // OpenGL patch, allocated whenever necessary
+	void *flats[4]; // The patch as flats
+
+#ifdef ROTSPRITE
+	rotsprite_t *rotated; // Rotated patches
+#endif
+} patch_t;
+
+#if defined(_MSC_VER)
+#pragma pack(1)
+#endif
+
 typedef struct
 {
 	INT16 width;          // bounding box size
@@ -670,7 +687,7 @@ typedef struct
 	INT16 topoffset;      // pixels below the origin
 	INT32 columnofs[8];     // only [width] used
 	// the [0] is &columnofs[width]
-} ATTRPACK patch_t;
+} ATTRPACK softwarepatch_t;
 
 #ifdef _MSC_VER
 #pragma warning(disable :  4200)
@@ -696,14 +713,32 @@ typedef struct
 #pragma pack()
 #endif
 
-// rotsprite
+typedef enum
-#ifdef ROTSPRITE
-typedef struct
 {
-	patch_t *patch[16][ROTANGLES];
+	RF_HORIZONTALFLIP   = 0x0001,   // Flip sprite horizontally
-	UINT16 cached;
+	RF_VERTICALFLIP     = 0x0002,   // Flip sprite vertically
-} rotsprite_t;
+	RF_ABSOLUTEOFFSETS  = 0x0004,   // Sprite uses the object's offsets absolutely, instead of relatively
-#endif/*ROTSPRITE*/
+	RF_FLIPOFFSETS      = 0x0008,   // Relative object offsets are flipped with the sprite
+
+	RF_SPLATMASK        = 0x00F0,   // --Floor sprite flags
+	RF_SLOPESPLAT       = 0x0010,   // Rotate floor sprites by a slope
+	RF_OBJECTSLOPESPLAT = 0x0020,   // Rotate floor sprites by the object's standing slope
+	RF_NOSPLATBILLBOARD = 0x0040,   // Don't billboard floor sprites (faces forward from the view angle)
+	RF_NOSPLATROLLANGLE = 0x0080,   // Don't rotate floor sprites by the object's rollangle (uses rotated patches instead)
+
+	RF_BLENDMASK        = 0x0F00,   // --Blending modes
+	RF_FULLBRIGHT       = 0x0100,   // Sprite is drawn at full brightness
+	RF_FULLDARK         = 0x0200,   // Sprite is drawn completely dark
+	RF_NOCOLORMAPS      = 0x0400,   // Sprite is not drawn with colormaps
+
+	RF_SPRITETYPEMASK   = 0x7000,   // ---Different sprite types
+	RF_PAPERSPRITE      = 0x1000,   // Paper sprite
+	RF_FLOORSPRITE      = 0x2000,   // Floor sprite
+
+	RF_SHADOWDRAW       = 0x10000,  // Stretches and skews the sprite like a shadow.
+	RF_SHADOWEFFECTS    = 0x20000,  // Scales and becomes transparent like a shadow.
+	RF_DROPSHADOW       = (RF_SHADOWDRAW | RF_SHADOWEFFECTS | RF_FULLDARK),
+} renderflags_t;
 
 typedef enum
 {
@@ -717,24 +752,6 @@ typedef enum
 	SRF_NONE        = 0xff // Initial value
 } spriterotateflags_t;     // SRF's up!
 
-// Same as a patch_t, except just the header
-// and the wadnum/lumpnum combination that points
-// to wherever the patch is in memory.
-struct patchinfo_s
-{
-	INT16 width;          // bounding box size
-	INT16 height;
-	INT16 leftoffset;     // pixels to the left of origin
-	INT16 topoffset;      // pixels below the origin
-
-	UINT16 wadnum;        // the software patch lump num for when the patch
-	UINT16 lumpnum;       // was flushed, and we need to re-create it
-
-	// next patchinfo_t in memory
-	struct patchinfo_s *next;
-};
-typedef struct patchinfo_s patchinfo_t;
-
 //
 // Sprites are patches with a special naming convention so they can be
 //  recognized by R_InitSprites.
@@ -764,7 +781,7 @@ typedef struct
 	UINT16 flip;
 
 #ifdef ROTSPRITE
-	rotsprite_t rotsprite;
+	rotsprite_t *rotated[2][16]; // Rotated patches
 #endif
 } spriteframe_t;
 

src/r_draw.c

@@ -75,6 +75,7 @@ UINT8 *dc_source;
 #define NUMTRANSTABLES 9 // how many translucency tables are used
 
 UINT8 *transtables; // translucency tables
+UINT8 *blendtables[NUMBLENDMAPS];
 
 /**	\brief R_DrawTransColumn uses this
 */
@@ -98,15 +99,19 @@ INT32 dc_numlights = 0, dc_maxlights, dc_texheight;
 
 INT32 ds_y, ds_x1, ds_x2;
 lighttable_t *ds_colormap;
+lighttable_t *ds_translation; // Lactozilla: Sprite splat drawer
+
 fixed_t ds_xfrac, ds_yfrac, ds_xstep, ds_ystep;
+INT32 ds_waterofs, ds_bgofs;
+
 UINT16 ds_flatwidth, ds_flatheight;
 boolean ds_powersoftwo;
 
-UINT8 *ds_source; // start of a 64*64 tile image
+UINT8 *ds_source; // points to the start of a flat
 UINT8 *ds_transmap; // one of the translucency tables
 
-pslope_t *ds_slope; // Current slope being used
+// Vectors for Software's tilted slope drawers
-floatv3_t ds_su[MAXVIDHEIGHT], ds_sv[MAXVIDHEIGHT], ds_sz[MAXVIDHEIGHT]; // Vectors for... stuff?
+floatv3_t *ds_su, *ds_sv, *ds_sz;
 floatv3_t *ds_sup, *ds_svp, *ds_szp;
 float focallengthf, zeroheight;
 
@@ -115,10 +120,6 @@ float focallengthf, zeroheight;
 
 UINT32 nflatxshift, nflatyshift, nflatshiftup, nflatmask;
 
-// ==========================================================================
-//                        OLD DOOM FUZZY EFFECT
-// ==========================================================================
-
 // =========================================================================
 //                   TRANSLATION COLORMAP CODE
 // =========================================================================
@@ -138,11 +139,11 @@ UINT8 skincolor_modified[MAXSKINCOLORS];
 
 CV_PossibleValue_t Color_cons_t[MAXSKINCOLORS+1];
 
-/**	\brief The R_InitTranslationTables
+#define TRANSTAB_AMTMUL10 (256.0f / 10.0f)
 
-  load in color translation tables
+/** \brief Initializes the translucency tables used by the Software renderer.
 */
-void R_InitTranslationTables(void)
+void R_InitTranslucencyTables(void)
 {
 	// Load here the transparency lookup tables 'TINTTAB'
 	// NOTE: the TINTTAB resource MUST BE aligned on 64k for the asm
@@ -159,17 +160,94 @@ void R_InitTranslationTables(void)
 	W_ReadLump(W_GetNumForName("TRANS70"), transtables+0x60000);
 	W_ReadLump(W_GetNumForName("TRANS80"), transtables+0x70000);
 	W_ReadLump(W_GetNumForName("TRANS90"), transtables+0x80000);
+
+	R_GenerateBlendTables();
 }
 
+void R_GenerateBlendTables(void)
+{
+	INT32 i;
 
-/**	\brief	Generates a translation colormap.
+	for (i = 0; i < NUMBLENDMAPS; i++)
+	{
+		if (i == blendtab_modulate)
+			continue;
+		blendtables[i] = Z_MallocAlign((NUMTRANSTABLES + 1) * 0x10000, PU_STATIC, NULL, 16);
+	}
 
-	\param	dest_colormap	colormap to populate
+	for (i = 0; i <= 9; i++)
-	\param	skinnum		number of skin, TC_DEFAULT or TC_BOSS
+	{
-	\param	color		translation color
+		const size_t offs = (0x10000 * i);
+		const UINT8 alpha = TRANSTAB_AMTMUL10 * i;
 
-	\return	void
+		R_GenerateTranslucencyTable(blendtables[blendtab_add] + offs, AST_ADD, alpha);
-*/
+		R_GenerateTranslucencyTable(blendtables[blendtab_subtract] + offs, AST_SUBTRACT, alpha);
+		R_GenerateTranslucencyTable(blendtables[blendtab_reversesubtract] + offs, AST_REVERSESUBTRACT, alpha);
+	}
+
+	// Modulation blending only requires a single table
+	blendtables[blendtab_modulate] = Z_MallocAlign(0x10000, PU_STATIC, NULL, 16);
+	R_GenerateTranslucencyTable(blendtables[blendtab_modulate], AST_MODULATE, 0);
+}
+
+static colorlookup_t transtab_lut;
+
+void R_GenerateTranslucencyTable(UINT8 *table, int style, UINT8 blendamt)
+{
+	INT16 bg, fg;
+
+	if (table == NULL)
+		I_Error("R_GenerateTranslucencyTable: input table was NULL!");
+
+	InitColorLUT(&transtab_lut, pMasterPalette, false);
+
+	for (bg = 0; bg < 0xFF; bg++)
+	{
+		for (fg = 0; fg < 0xFF; fg++)
+		{
+			RGBA_t backrgba = V_GetMasterColor(bg);
+			RGBA_t frontrgba = V_GetMasterColor(fg);
+			RGBA_t result;
+
+			result.rgba = ASTBlendPixel(backrgba, frontrgba, style, blendamt);
+			table[((bg * 0x100) + fg)] = GetColorLUT(&transtab_lut, result.s.red, result.s.green, result.s.blue);
+		}
+	}
+}
+
+#define ClipTransLevel(trans) max(min((trans), NUMTRANSMAPS-2), 0)
+
+UINT8 *R_GetTranslucencyTable(INT32 alphalevel)
+{
+	return transtables + (ClipTransLevel(alphalevel-1) << FF_TRANSSHIFT);
+}
+
+UINT8 *R_GetBlendTable(int style, INT32 alphalevel)
+{
+	size_t offs = (ClipTransLevel(alphalevel) << FF_TRANSSHIFT);
+
+	// Lactozilla: Returns the equivalent to AST_TRANSLUCENT
+	// if no alpha style matches any of the blend tables.
+	switch (style)
+	{
+		case AST_ADD:
+			return blendtables[blendtab_add] + offs;
+		case AST_SUBTRACT:
+			return blendtables[blendtab_subtract] + offs;
+		case AST_REVERSESUBTRACT:
+			return blendtables[blendtab_reversesubtract] + offs;
+		case AST_MODULATE:
+			return blendtables[blendtab_modulate];
+		default:
+			break;
+	}
+
+	// Return a normal translucency table
+	if (--alphalevel >= 0)
+		return transtables + (ClipTransLevel(alphalevel) << FF_TRANSSHIFT);
+	else
+		return NULL;
+}
 
 // Define for getting accurate color brightness readings according to how the human eye sees them.
 // https://en.wikipedia.org/wiki/Relative_luminance
@@ -227,6 +305,14 @@ static void R_RainbowColormap(UINT8 *dest_colormap, UINT16 skincolor)
 
 #undef SETBRIGHTNESS
 
+/**	\brief	Generates a translation colormap.
+
+	\param	dest_colormap	colormap to populate
+	\param	skinnum		number of skin, TC_DEFAULT or TC_BOSS
+	\param	color		translation color
+
+	\return	void
+*/
 static void R_GenerateTranslationColormap(UINT8 *dest_colormap, INT32 skinnum, UINT16 color)
 {
 	INT32 i, starttranscolor, skinramplength;

src/r_draw.h

@@ -37,7 +37,6 @@ extern UINT8 dc_hires;
 extern UINT8 *dc_source; // first pixel in a column
 
 // translucency stuff here
-extern UINT8 *transtables; // translucency tables, should be (*transtables)[5][256][256]
 extern UINT8 *dc_transmap;
 
 // translation stuff here
@@ -56,9 +55,14 @@ extern INT32 dc_texheight;
 
 extern INT32 ds_y, ds_x1, ds_x2;
 extern lighttable_t *ds_colormap;
+extern lighttable_t *ds_translation;
+
 extern fixed_t ds_xfrac, ds_yfrac, ds_xstep, ds_ystep;
+extern INT32 ds_waterofs, ds_bgofs;
+
 extern UINT16 ds_flatwidth, ds_flatheight;
 extern boolean ds_powersoftwo;
+
 extern UINT8 *ds_source;
 extern UINT8 *ds_transmap;
 
@@ -66,8 +70,8 @@ typedef struct {
 	float x, y, z;
 } floatv3_t;
 
-extern pslope_t *ds_slope; // Current slope being used
+// Vectors for Software's tilted slope drawers
-extern floatv3_t ds_su[MAXVIDHEIGHT], ds_sv[MAXVIDHEIGHT], ds_sz[MAXVIDHEIGHT]; // Vectors for... stuff?
+extern floatv3_t *ds_su, *ds_sv, *ds_sz;
 extern floatv3_t *ds_sup, *ds_svp, *ds_szp;
 extern float focallengthf, zeroheight;
 
@@ -110,17 +114,36 @@ extern lumpnum_t viewborderlump[8];
 #define TC_BLINK      -6 // For item blinking, according to kart
 #define TC_DASHMODE   -7 // For Metal Sonic's dashmode
 
+// Custom player skin translation
 // Initialize color translation tables, for player rendering etc.
-void R_InitTranslationTables(void);
 UINT8* R_GetTranslationColormap(INT32 skinnum, skincolornum_t color, UINT8 flags);
 void R_FlushTranslationColormapCache(void);
 UINT16 R_GetColorByName(const char *name);
 UINT16 R_GetSuperColorByName(const char *name);
 
+extern UINT8 *transtables; // translucency tables, should be (*transtables)[5][256][256]
+
+enum
+{
+	blendtab_add,
+	blendtab_subtract,
+	blendtab_reversesubtract,
+	blendtab_modulate,
+	NUMBLENDMAPS
+};
+
+extern UINT8 *blendtables[NUMBLENDMAPS];
+
+void R_InitTranslucencyTables(void);
+void R_GenerateBlendTables(void);
+void R_GenerateTranslucencyTable(UINT8 *table, int style, UINT8 blendamt);
+
+UINT8 *R_GetTranslucencyTable(INT32 alphalevel);
+UINT8 *R_GetBlendTable(int style, INT32 alphalevel);
+
 // Color ramp modification should force a recache
 extern UINT8 skincolor_modified[];
 
-// Custom player skin translation
 void R_InitViewBuffer(INT32 width, INT32 height);
 void R_InitViewBorder(void);
 void R_VideoErase(size_t ofs, INT32 count);
@@ -149,39 +172,47 @@ void R_Draw2sMultiPatchTranslucentColumn_8(void);
 void R_DrawFogColumn_8(void);
 void R_DrawColumnShadowed_8(void);
 
+#define PLANELIGHTFLOAT (BASEVIDWIDTH * BASEVIDWIDTH / vid.width / (zeroheight - FIXED_TO_FLOAT(viewz)) / 21.0f * FIXED_TO_FLOAT(fovtan))
+
 void R_DrawSpan_8(void);
-void R_DrawSplat_8(void);
 void R_DrawTranslucentSpan_8(void);
-void R_DrawTranslucentSplat_8(void);
 void R_DrawTiltedSpan_8(void);
 void R_DrawTiltedTranslucentSpan_8(void);
-#ifndef NOWATER
+
-void R_DrawTiltedTranslucentWaterSpan_8(void);
+void R_DrawSplat_8(void);
-#endif
+void R_DrawTranslucentSplat_8(void);
 void R_DrawTiltedSplat_8(void);
+
+void R_DrawFloorSprite_8(void);
+void R_DrawTranslucentFloorSprite_8(void);
+void R_DrawTiltedFloorSprite_8(void);
+void R_DrawTiltedTranslucentFloorSprite_8(void);
+
 void R_CalcTiltedLighting(fixed_t start, fixed_t end);
 extern INT32 tiltlighting[MAXVIDWIDTH];
-#ifndef NOWATER
+
 void R_DrawTranslucentWaterSpan_8(void);
-extern INT32 ds_bgofs;
+void R_DrawTiltedTranslucentWaterSpan_8(void);
-extern INT32 ds_waterofs;
+
-#endif
 void R_DrawFogSpan_8(void);
 
 // Lactozilla: Non-powers-of-two
 void R_DrawSpan_NPO2_8(void);
 void R_DrawTranslucentSpan_NPO2_8(void);
-void R_DrawSplat_NPO2_8(void);
-void R_DrawTranslucentSplat_NPO2_8(void);
 void R_DrawTiltedSpan_NPO2_8(void);
 void R_DrawTiltedTranslucentSpan_NPO2_8(void);
-#ifndef NOWATER
+
-void R_DrawTiltedTranslucentWaterSpan_NPO2_8(void);
+void R_DrawSplat_NPO2_8(void);
-#endif
+void R_DrawTranslucentSplat_NPO2_8(void);
 void R_DrawTiltedSplat_NPO2_8(void);
-#ifndef NOWATER
+
+void R_DrawFloorSprite_NPO2_8(void);
+void R_DrawTranslucentFloorSprite_NPO2_8(void);
+void R_DrawTiltedFloorSprite_NPO2_8(void);
+void R_DrawTiltedTranslucentFloorSprite_NPO2_8(void);
+
 void R_DrawTranslucentWaterSpan_NPO2_8(void);
-#endif
+void R_DrawTiltedTranslucentWaterSpan_NPO2_8(void);
 
 #ifdef USEASM
 void ASMCALL R_DrawColumn_8_ASM(void);

src/r_draw8.c

@@ -536,6 +536,9 @@ void R_DrawTranslatedColumn_8(void)
 // SPANS
 // ==========================================================================
 
+#define SPANSIZE 16
+#define INVSPAN 0.0625f
+
 /**	\brief The R_DrawSpan_8 function
 	Draws the actual span.
 */
@@ -643,8 +646,6 @@ void R_CalcTiltedLighting(fixed_t start, fixed_t end)
 	}
 }
 
-#define PLANELIGHTFLOAT (BASEVIDWIDTH * BASEVIDWIDTH / vid.width / (zeroheight - FIXED_TO_FLOAT(viewz)) / 21.0f * FIXED_TO_FLOAT(fovtan))
-
 /**	\brief The R_DrawTiltedSpan_8 function
 	Draw slopes! Holy sheit!
 */
@@ -704,9 +705,6 @@ void R_DrawTiltedSpan_8(void)
 		vz += ds_svp->x;
 	} while (--width >= 0);
 #else
-#define SPANSIZE 16
-#define INVSPAN	0.0625f
-
 	startz = 1.f/iz;
 	startu = uz*startz;
 	startv = vz*startz;
@@ -839,9 +837,6 @@ void R_DrawTiltedTranslucentSpan_8(void)
 		vz += ds_svp->x;
 	} while (--width >= 0);
 #else
-#define SPANSIZE 16
-#define INVSPAN	0.0625f
-
 	startz = 1.f/iz;
 	startu = uz*startz;
 	startv = vz*startz;
@@ -916,7 +911,6 @@ void R_DrawTiltedTranslucentSpan_8(void)
 #endif
 }
 
-#ifndef NOWATER
 /**	\brief The R_DrawTiltedTranslucentWaterSpan_8 function
 	Like DrawTiltedTranslucentSpan, but for water
 */
@@ -977,9 +971,6 @@ void R_DrawTiltedTranslucentWaterSpan_8(void)
 		vz += ds_svp->x;
 	} while (--width >= 0);
 #else
-#define SPANSIZE 16
-#define INVSPAN	0.0625f
-
 	startz = 1.f/iz;
 	startu = uz*startz;
 	startv = vz*startz;
@@ -1053,7 +1044,6 @@ void R_DrawTiltedTranslucentWaterSpan_8(void)
 	}
 #endif
 }
-#endif // NOWATER
 
 void R_DrawTiltedSplat_8(void)
 {
@@ -1116,9 +1106,6 @@ void R_DrawTiltedSplat_8(void)
 		vz += ds_svp->x;
 	} while (--width >= 0);
 #else
-#define SPANSIZE 16
-#define INVSPAN	0.0625f
-
 	startz = 1.f/iz;
 	startu = uz*startz;
 	startv = vz*startz;
@@ -1419,6 +1406,448 @@ void R_DrawTranslucentSplat_8 (void)
 	}
 }
 
+/**	\brief The R_DrawFloorSprite_8 function
+	Just like R_DrawSplat_8, but for floor sprites.
+*/
+void R_DrawFloorSprite_8 (void)
+{
+	fixed_t xposition;
+	fixed_t yposition;
+	fixed_t xstep, ystep;
+
+	UINT16 *source;
+	UINT8 *colormap;
+	UINT8 *translation;
+	UINT8 *dest;
+	const UINT8 *deststop = screens[0] + vid.rowbytes * vid.height;
+
+	size_t count = (ds_x2 - ds_x1 + 1);
+	UINT32 val;
+
+	xposition = ds_xfrac; yposition = ds_yfrac;
+	xstep = ds_xstep; ystep = ds_ystep;
+
+	// SoM: we only need 6 bits for the integer part (0 thru 63) so the rest
+	// can be used for the fraction part. This allows calculation of the memory address in the
+	// texture with two shifts, an OR and one AND. (see below)
+	// for texture sizes > 64 the amount of precision we can allow will decrease, but only by one
+	// bit per power of two (obviously)
+	// Ok, because I was able to eliminate the variable spot below, this function is now FASTER
+	// than the original span renderer. Whodathunkit?
+	xposition <<= nflatshiftup; yposition <<= nflatshiftup;
+	xstep <<= nflatshiftup; ystep <<= nflatshiftup;
+
+	source = (UINT16 *)ds_source;
+	colormap = ds_colormap;
+	translation = ds_translation;
+	dest = ylookup[ds_y] + columnofs[ds_x1];
+
+	while (count >= 8)
+	{
+		// SoM: Why didn't I see this earlier? the spot variable is a waste now because we don't
+		// have the uber complicated math to calculate it now, so that was a memory write we didn't
+		// need!
+		//
+		// <Callum> 4194303 = (2048x2048)-1 (2048x2048 is maximum flat size)
+		val = (((UINT32)yposition >> nflatyshift) & nflatmask) | ((UINT32)xposition >> nflatxshift);
+		val &= 4194303;
+		val = source[val];
+		if (val & 0xFF00)
+			dest[0] = colormap[translation[val & 0xFF]];
+		xposition += xstep;
+		yposition += ystep;
+
+		val = (((UINT32)yposition >> nflatyshift) & nflatmask) | ((UINT32)xposition >> nflatxshift);
+		val &= 4194303;
+		val = source[val];
+		if (val & 0xFF00)
+			dest[1] = colormap[translation[val & 0xFF]];
+		xposition += xstep;
+		yposition += ystep;
+
+		val = (((UINT32)yposition >> nflatyshift) & nflatmask) | ((UINT32)xposition >> nflatxshift);
+		val &= 4194303;
+		val = source[val];
+		if (val & 0xFF00)
+			dest[2] = colormap[translation[val & 0xFF]];
+		xposition += xstep;
+		yposition += ystep;
+
+		val = (((UINT32)yposition >> nflatyshift) & nflatmask) | ((UINT32)xposition >> nflatxshift);
+		val &= 4194303;
+		val = source[val];
+		if (val & 0xFF00)
+			dest[3] = colormap[translation[val & 0xFF]];
+		xposition += xstep;
+		yposition += ystep;
+
+		val = (((UINT32)yposition >> nflatyshift) & nflatmask) | ((UINT32)xposition >> nflatxshift);
+		val &= 4194303;
+		val = source[val];
+		if (val & 0xFF00)
+			dest[4] = colormap[translation[val & 0xFF]];
+		xposition += xstep;
+		yposition += ystep;
+
+		val = (((UINT32)yposition >> nflatyshift) & nflatmask) | ((UINT32)xposition >> nflatxshift);
+		val &= 4194303;
+		val = source[val];
+		if (val & 0xFF00)
+			dest[5] = colormap[translation[val & 0xFF]];
+		xposition += xstep;
+		yposition += ystep;
+
+		val = (((UINT32)yposition >> nflatyshift) & nflatmask) | ((UINT32)xposition >> nflatxshift);
+		val &= 4194303;
+		val = source[val];
+		if (val & 0xFF00)
+			dest[6] = colormap[translation[val & 0xFF]];
+		xposition += xstep;
+		yposition += ystep;
+
+		val = (((UINT32)yposition >> nflatyshift) & nflatmask) | ((UINT32)xposition >> nflatxshift);
+		val &= 4194303;
+		val = source[val];
+		if (val & 0xFF00)
+			dest[7] = colormap[translation[val & 0xFF]];
+		xposition += xstep;
+		yposition += ystep;
+
+		dest += 8;
+		count -= 8;
+	}
+	while (count-- && dest <= deststop)
+	{
+		val = source[(((UINT32)yposition >> nflatyshift) & nflatmask) | ((UINT32)xposition >> nflatxshift)];
+		if (val & 0xFF00)
+			*dest = colormap[translation[val & 0xFF]];
+		dest++;
+		xposition += xstep;
+		yposition += ystep;
+	}
+}
+
+/**	\brief The R_DrawTranslucentFloorSplat_8 function
+	Just like R_DrawFloorSprite_8, but is translucent!
+*/
+void R_DrawTranslucentFloorSprite_8 (void)
+{
+	fixed_t xposition;
+	fixed_t yposition;
+	fixed_t xstep, ystep;
+
+	UINT16 *source;
+	UINT8 *colormap;
+	UINT8 *translation;
+	UINT8 *dest;
+	const UINT8 *deststop = screens[0] + vid.rowbytes * vid.height;
+
+	size_t count = (ds_x2 - ds_x1 + 1);
+	UINT32 val;
+
+	xposition = ds_xfrac; yposition = ds_yfrac;
+	xstep = ds_xstep; ystep = ds_ystep;
+
+	// SoM: we only need 6 bits for the integer part (0 thru 63) so the rest
+	// can be used for the fraction part. This allows calculation of the memory address in the
+	// texture with two shifts, an OR and one AND. (see below)
+	// for texture sizes > 64 the amount of precision we can allow will decrease, but only by one
+	// bit per power of two (obviously)
+	// Ok, because I was able to eliminate the variable spot below, this function is now FASTER
+	// than the original span renderer. Whodathunkit?
+	xposition <<= nflatshiftup; yposition <<= nflatshiftup;
+	xstep <<= nflatshiftup; ystep <<= nflatshiftup;
+
+	source = (UINT16 *)ds_source;
+	colormap = ds_colormap;
+	translation = ds_translation;
+	dest = ylookup[ds_y] + columnofs[ds_x1];
+
+	while (count >= 8)
+	{
+		// SoM: Why didn't I see this earlier? the spot variable is a waste now because we don't
+		// have the uber complicated math to calculate it now, so that was a memory write we didn't
+		// need!
+		val = source[(((UINT32)yposition >> nflatyshift) & nflatmask) | ((UINT32)xposition >> nflatxshift)];
+		if (val & 0xFF00)
+			dest[0] = *(ds_transmap + (colormap[translation[val & 0xFF]] << 8) + dest[0]);
+		xposition += xstep;
+		yposition += ystep;
+
+		val = source[(((UINT32)yposition >> nflatyshift) & nflatmask) | ((UINT32)xposition >> nflatxshift)];
+		if (val & 0xFF00)
+			dest[1] = *(ds_transmap + (colormap[translation[val & 0xFF]] << 8) + dest[1]);
+		xposition += xstep;
+		yposition += ystep;
+
+		val = source[(((UINT32)yposition >> nflatyshift) & nflatmask) | ((UINT32)xposition >> nflatxshift)];
+		if (val & 0xFF00)
+			dest[2] = *(ds_transmap + (colormap[translation[val & 0xFF]] << 8) + dest[2]);
+		xposition += xstep;
+		yposition += ystep;
+
+		val = source[(((UINT32)yposition >> nflatyshift) & nflatmask) | ((UINT32)xposition >> nflatxshift)];
+		if (val & 0xFF00)
+			dest[3] = *(ds_transmap + (colormap[translation[val & 0xFF]] << 8) + dest[3]);
+		xposition += xstep;
+		yposition += ystep;
+
+		val = source[(((UINT32)yposition >> nflatyshift) & nflatmask) | ((UINT32)xposition >> nflatxshift)];
+		if (val & 0xFF00)
+			dest[4] = *(ds_transmap + (colormap[translation[val & 0xFF]] << 8) + dest[4]);
+		xposition += xstep;
+		yposition += ystep;
+
+		val = source[(((UINT32)yposition >> nflatyshift) & nflatmask) | ((UINT32)xposition >> nflatxshift)];
+		if (val & 0xFF00)
+			dest[5] = *(ds_transmap + (colormap[translation[val & 0xFF]] << 8) + dest[5]);
+		xposition += xstep;
+		yposition += ystep;
+
+		val = source[(((UINT32)yposition >> nflatyshift) & nflatmask) | ((UINT32)xposition >> nflatxshift)];
+		if (val & 0xFF00)
+			dest[6] = *(ds_transmap + (colormap[translation[val & 0xFF]] << 8) + dest[6]);
+		xposition += xstep;
+		yposition += ystep;
+
+		val = source[(((UINT32)yposition >> nflatyshift) & nflatmask) | ((UINT32)xposition >> nflatxshift)];
+		if (val & 0xFF00)
+			dest[7] = *(ds_transmap + (colormap[translation[val & 0xFF]] << 8) + dest[7]);
+		xposition += xstep;
+		yposition += ystep;
+
+		dest += 8;
+		count -= 8;
+	}
+	while (count-- && dest <= deststop)
+	{
+		val = source[(((UINT32)yposition >> nflatyshift) & nflatmask) | ((UINT32)xposition >> nflatxshift)];
+		if (val & 0xFF00)
+			*dest = *(ds_transmap + (colormap[translation[val & 0xFF]] << 8) + *dest);
+		dest++;
+		xposition += xstep;
+		yposition += ystep;
+	}
+}
+
+/**	\brief The R_DrawTiltedFloorSprite_8 function
+	Draws a tilted floor sprite.
+*/
+void R_DrawTiltedFloorSprite_8(void)
+{
+	// x1, x2 = ds_x1, ds_x2
+	int width = ds_x2 - ds_x1;
+	double iz, uz, vz;
+	UINT32 u, v;
+	int i;
+
+	UINT16 *source;
+	UINT8 *colormap;
+	UINT8 *translation;
+	UINT8 *dest;
+	UINT16 val;
+
+	double startz, startu, startv;
+	double izstep, uzstep, vzstep;
+	double endz, endu, endv;
+	UINT32 stepu, stepv;
+
+	iz = ds_szp->z + ds_szp->y*(centery-ds_y) + ds_szp->x*(ds_x1-centerx);
+	uz = ds_sup->z + ds_sup->y*(centery-ds_y) + ds_sup->x*(ds_x1-centerx);
+	vz = ds_svp->z + ds_svp->y*(centery-ds_y) + ds_svp->x*(ds_x1-centerx);
+
+	dest = ylookup[ds_y] + columnofs[ds_x1];
+	source = (UINT16 *)ds_source;
+	colormap = ds_colormap;
+	translation = ds_translation;
+
+	startz = 1.f/iz;
+	startu = uz*startz;
+	startv = vz*startz;
+
+	izstep = ds_szp->x * SPANSIZE;
+	uzstep = ds_sup->x * SPANSIZE;
+	vzstep = ds_svp->x * SPANSIZE;
+	//x1 = 0;
+	width++;
+
+	while (width >= SPANSIZE)
+	{
+		iz += izstep;
+		uz += uzstep;
+		vz += vzstep;
+
+		endz = 1.f/iz;
+		endu = uz*endz;
+		endv = vz*endz;
+		stepu = (INT64)((endu - startu) * INVSPAN);
+		stepv = (INT64)((endv - startv) * INVSPAN);
+		u = (INT64)(startu) + viewx;
+		v = (INT64)(startv) + viewy;
+
+		for (i = SPANSIZE-1; i >= 0; i--)
+		{
+			val = source[((v >> nflatyshift) & nflatmask) | (u >> nflatxshift)];
+			if (val & 0xFF00)
+				*dest = colormap[translation[val & 0xFF]];
+			dest++;
+
+			u += stepu;
+			v += stepv;
+		}
+		startu = endu;
+		startv = endv;
+		width -= SPANSIZE;
+	}
+	if (width > 0)
+	{
+		if (width == 1)
+		{
+			u = (INT64)(startu);
+			v = (INT64)(startv);
+			val = source[((v >> nflatyshift) & nflatmask) | (u >> nflatxshift)];
+			if (val & 0xFF00)
+				*dest = colormap[translation[val & 0xFF]];
+		}
+		else
+		{
+			double left = width;
+			iz += ds_szp->x * left;
+			uz += ds_sup->x * left;
+			vz += ds_svp->x * left;
+
+			endz = 1.f/iz;
+			endu = uz*endz;
+			endv = vz*endz;
+			left = 1.f/left;
+			stepu = (INT64)((endu - startu) * left);
+			stepv = (INT64)((endv - startv) * left);
+			u = (INT64)(startu) + viewx;
+			v = (INT64)(startv) + viewy;
+
+			for (; width != 0; width--)
+			{
+				val = source[((v >> nflatyshift) & nflatmask) | (u >> nflatxshift)];
+				if (val & 0xFF00)
+					*dest = colormap[translation[val & 0xFF]];
+				dest++;
+
+				u += stepu;
+				v += stepv;
+			}
+		}
+	}
+}
+
+/**	\brief The R_DrawTiltedTranslucentFloorSprite_8 function
+	Draws a tilted, translucent, floor sprite.
+*/
+void R_DrawTiltedTranslucentFloorSprite_8(void)
+{
+	// x1, x2 = ds_x1, ds_x2
+	int width = ds_x2 - ds_x1;
+	double iz, uz, vz;
+	UINT32 u, v;
+	int i;
+
+	UINT16 *source;
+	UINT8 *colormap;
+	UINT8 *translation;
+	UINT8 *dest;
+	UINT16 val;
+
+	double startz, startu, startv;
+	double izstep, uzstep, vzstep;
+	double endz, endu, endv;
+	UINT32 stepu, stepv;
+
+	iz = ds_szp->z + ds_szp->y*(centery-ds_y) + ds_szp->x*(ds_x1-centerx);
+	uz = ds_sup->z + ds_sup->y*(centery-ds_y) + ds_sup->x*(ds_x1-centerx);
+	vz = ds_svp->z + ds_svp->y*(centery-ds_y) + ds_svp->x*(ds_x1-centerx);
+
+	dest = ylookup[ds_y] + columnofs[ds_x1];
+	source = (UINT16 *)ds_source;
+	colormap = ds_colormap;
+	translation = ds_translation;
+
+	startz = 1.f/iz;
+	startu = uz*startz;
+	startv = vz*startz;
+
+	izstep = ds_szp->x * SPANSIZE;
+	uzstep = ds_sup->x * SPANSIZE;
+	vzstep = ds_svp->x * SPANSIZE;
+	//x1 = 0;
+	width++;
+
+	while (width >= SPANSIZE)
+	{
+		iz += izstep;
+		uz += uzstep;
+		vz += vzstep;
+
+		endz = 1.f/iz;
+		endu = uz*endz;
+		endv = vz*endz;
+		stepu = (INT64)((endu - startu) * INVSPAN);
+		stepv = (INT64)((endv - startv) * INVSPAN);
+		u = (INT64)(startu) + viewx;
+		v = (INT64)(startv) + viewy;
+
+		for (i = SPANSIZE-1; i >= 0; i--)
+		{
+			val = source[((v >> nflatyshift) & nflatmask) | (u >> nflatxshift)];
+			if (val & 0xFF00)
+				*dest = *(ds_transmap + (colormap[translation[val & 0xFF]] << 8) + *dest);
+			dest++;
+
+			u += stepu;
+			v += stepv;
+		}
+		startu = endu;
+		startv = endv;
+		width -= SPANSIZE;
+	}
+	if (width > 0)
+	{
+		if (width == 1)
+		{
+			u = (INT64)(startu);
+			v = (INT64)(startv);
+			val = source[((v >> nflatyshift) & nflatmask) | (u >> nflatxshift)];
+			if (val & 0xFF00)
+				*dest = *(ds_transmap + (colormap[translation[val & 0xFF]] << 8) + *dest);
+		}
+		else
+		{
+			double left = width;
+			iz += ds_szp->x * left;
+			uz += ds_sup->x * left;
+			vz += ds_svp->x * left;
+
+			endz = 1.f/iz;
+			endu = uz*endz;
+			endv = vz*endz;
+			left = 1.f/left;
+			stepu = (INT64)((endu - startu) * left);
+			stepv = (INT64)((endv - startv) * left);
+			u = (INT64)(startu) + viewx;
+			v = (INT64)(startv) + viewy;
+
+			for (; width != 0; width--)
+			{
+				val = source[((v >> nflatyshift) & nflatmask) | (u >> nflatxshift)];
+				if (val & 0xFF00)
+					*dest = *(ds_transmap + (colormap[translation[val & 0xFF]] << 8) + *dest);
+				dest++;
+
+				u += stepu;
+				v += stepv;
+			}
+		}
+	}
+}
+
 /**	\brief The R_DrawTranslucentSpan_8 function
 	Draws the actual span with translucency.
 */
@@ -1503,7 +1932,6 @@ void R_DrawTranslucentSpan_8 (void)
 	}
 }
 
-#ifndef NOWATER
 void R_DrawTranslucentWaterSpan_8(void)
 {
 	UINT32 xposition;
@@ -1580,7 +2008,6 @@ void R_DrawTranslucentWaterSpan_8(void)
 		yposition += ystep;
 	}
 }
-#endif
 
 /**	\brief The R_DrawFogSpan_8 function
 	Draws the actual span with fogging.

src/r_draw8_npo2.c

@@ -15,6 +15,9 @@
 // SPANS
 // ==========================================================================
 
+#define SPANSIZE 16
+#define INVSPAN 0.0625f
+
 /**	\brief The R_DrawSpan_NPO2_8 function
 	Draws the actual span.
 */
@@ -83,8 +86,6 @@ void R_DrawSpan_NPO2_8 (void)
 	}
 }
 
-#define PLANELIGHTFLOAT (BASEVIDWIDTH * BASEVIDWIDTH / vid.width / (zeroheight - FIXED_TO_FLOAT(viewz)) / 21.0f * FIXED_TO_FLOAT(fovtan))
-
 /**	\brief The R_DrawTiltedSpan_NPO2_8 function
 	Draw slopes! Holy sheit!
 */
@@ -159,9 +160,6 @@ void R_DrawTiltedSpan_NPO2_8(void)
 		vz += ds_svp->x;
 	} while (--width >= 0);
 #else
-#define SPANSIZE 16
-#define INVSPAN	0.0625f
-
 	startz = 1.f/iz;
 	startu = uz*startz;
 	startv = vz*startz;
@@ -354,9 +352,6 @@ void R_DrawTiltedTranslucentSpan_NPO2_8(void)
 		vz += ds_svp->x;
 	} while (--width >= 0);
 #else
-#define SPANSIZE 16
-#define INVSPAN	0.0625f
-
 	startz = 1.f/iz;
 	startu = uz*startz;
 	startv = vz*startz;
@@ -553,9 +548,6 @@ void R_DrawTiltedSplat_NPO2_8(void)
 		vz += ds_svp->x;
 	} while (--width >= 0);
 #else
-#define SPANSIZE 16
-#define INVSPAN	0.0625f
-
 	startz = 1.f/iz;
 	startu = uz*startz;
 	startv = vz*startz;
@@ -818,6 +810,446 @@ void R_DrawTranslucentSplat_NPO2_8 (void)
 	}
 }
 
+/**	\brief The R_DrawFloorSprite_NPO2_8 function
+	Just like R_DrawSplat_NPO2_8, but for floor sprites.
+*/
+void R_DrawFloorSprite_NPO2_8 (void)
+{
+	fixed_t xposition;
+	fixed_t yposition;
+	fixed_t xstep, ystep;
+	fixed_t x, y;
+	fixed_t fixedwidth, fixedheight;
+
+	UINT16 *source;
+	UINT8 *translation;
+	UINT8 *colormap;
+	UINT8 *dest;
+	const UINT8 *deststop = screens[0] + vid.rowbytes * vid.height;
+
+	size_t count = (ds_x2 - ds_x1 + 1);
+	UINT32 val;
+
+	xposition = ds_xfrac; yposition = ds_yfrac;
+	xstep = ds_xstep; ystep = ds_ystep;
+
+	source = (UINT16 *)ds_source;
+	colormap = ds_colormap;
+	translation = ds_translation;
+	dest = ylookup[ds_y] + columnofs[ds_x1];
+
+	fixedwidth = ds_flatwidth << FRACBITS;
+	fixedheight = ds_flatheight << FRACBITS;
+
+	// Fix xposition and yposition if they are out of bounds.
+	if (xposition < 0)
+		xposition = fixedwidth - ((UINT32)(fixedwidth - xposition) % fixedwidth);
+	else if (xposition >= fixedwidth)
+		xposition %= fixedwidth;
+	if (yposition < 0)
+		yposition = fixedheight - ((UINT32)(fixedheight - yposition) % fixedheight);
+	else if (yposition >= fixedheight)
+		yposition %= fixedheight;
+
+	while (count-- && dest <= deststop)
+	{
+		// The loops here keep the texture coordinates within the texture.
+		// They will rarely iterate multiple times, and are cheaper than a modulo operation,
+		// even if using libdivide.
+		if (xstep < 0) // These if statements are hopefully hoisted by the compiler to above this loop
+			while (xposition < 0)
+				xposition += fixedwidth;
+		else
+			while (xposition >= fixedwidth)
+				xposition -= fixedwidth;
+		if (ystep < 0)
+			while (yposition < 0)
+				yposition += fixedheight;
+		else
+			while (yposition >= fixedheight)
+				yposition -= fixedheight;
+
+		x = (xposition >> FRACBITS);
+		y = (yposition >> FRACBITS);
+		val = source[((y * ds_flatwidth) + x)];
+		if (val & 0xFF00)
+			*dest = colormap[translation[val & 0xFF]];
+		dest++;
+		xposition += xstep;
+		yposition += ystep;
+	}
+}
+
+/**	\brief The R_DrawTranslucentFloorSprite_NPO2_8 function
+	Just like R_DrawFloorSprite_NPO2_8, but is translucent!
+*/
+void R_DrawTranslucentFloorSprite_NPO2_8 (void)
+{
+	fixed_t xposition;
+	fixed_t yposition;
+	fixed_t xstep, ystep;
+	fixed_t x, y;
+	fixed_t fixedwidth, fixedheight;
+
+	UINT16 *source;
+	UINT8 *translation;
+	UINT8 *colormap;
+	UINT8 *dest;
+	const UINT8 *deststop = screens[0] + vid.rowbytes * vid.height;
+
+	size_t count = (ds_x2 - ds_x1 + 1);
+	UINT32 val;
+
+	xposition = ds_xfrac; yposition = ds_yfrac;
+	xstep = ds_xstep; ystep = ds_ystep;
+
+	source = (UINT16 *)ds_source;
+	colormap = ds_colormap;
+	translation = ds_translation;
+	dest = ylookup[ds_y] + columnofs[ds_x1];
+
+	fixedwidth = ds_flatwidth << FRACBITS;
+	fixedheight = ds_flatheight << FRACBITS;
+
+	// Fix xposition and yposition if they are out of bounds.
+	if (xposition < 0)
+		xposition = fixedwidth - ((UINT32)(fixedwidth - xposition) % fixedwidth);
+	else if (xposition >= fixedwidth)
+		xposition %= fixedwidth;
+	if (yposition < 0)
+		yposition = fixedheight - ((UINT32)(fixedheight - yposition) % fixedheight);
+	else if (yposition >= fixedheight)
+		yposition %= fixedheight;
+
+	while (count-- && dest <= deststop)
+	{
+		// The loops here keep the texture coordinates within the texture.
+		// They will rarely iterate multiple times, and are cheaper than a modulo operation,
+		// even if using libdivide.
+		if (xstep < 0) // These if statements are hopefully hoisted by the compiler to above this loop
+			while (xposition < 0)
+				xposition += fixedwidth;
+		else
+			while (xposition >= fixedwidth)
+				xposition -= fixedwidth;
+		if (ystep < 0)
+			while (yposition < 0)
+				yposition += fixedheight;
+		else
+			while (yposition >= fixedheight)
+				yposition -= fixedheight;
+
+		x = (xposition >> FRACBITS);
+		y = (yposition >> FRACBITS);
+		val = source[((y * ds_flatwidth) + x)];
+		if (val & 0xFF00)
+			*dest = *(ds_transmap + (colormap[translation[val & 0xFF]] << 8) + *dest);
+		dest++;
+		xposition += xstep;
+		yposition += ystep;
+	}
+}
+
+/**	\brief The R_DrawTiltedFloorSprite_NPO2_8 function
+	Draws a tilted floor sprite.
+*/
+void R_DrawTiltedFloorSprite_NPO2_8(void)
+{
+	// x1, x2 = ds_x1, ds_x2
+	int width = ds_x2 - ds_x1;
+	double iz, uz, vz;
+	UINT32 u, v;
+	int i;
+
+	UINT16 *source;
+	UINT8 *colormap;
+	UINT8 *translation;
+	UINT8 *dest;
+	UINT16 val;
+
+	double startz, startu, startv;
+	double izstep, uzstep, vzstep;
+	double endz, endu, endv;
+	UINT32 stepu, stepv;
+
+	iz = ds_szp->z + ds_szp->y*(centery-ds_y) + ds_szp->x*(ds_x1-centerx);
+	uz = ds_sup->z + ds_sup->y*(centery-ds_y) + ds_sup->x*(ds_x1-centerx);
+	vz = ds_svp->z + ds_svp->y*(centery-ds_y) + ds_svp->x*(ds_x1-centerx);
+
+	dest = ylookup[ds_y] + columnofs[ds_x1];
+	source = (UINT16 *)ds_source;
+	colormap = ds_colormap;
+	translation = ds_translation;
+
+	startz = 1.f/iz;
+	startu = uz*startz;
+	startv = vz*startz;
+
+	izstep = ds_szp->x * SPANSIZE;
+	uzstep = ds_sup->x * SPANSIZE;
+	vzstep = ds_svp->x * SPANSIZE;
+	//x1 = 0;
+	width++;
+
+	while (width >= SPANSIZE)
+	{
+		iz += izstep;
+		uz += uzstep;
+		vz += vzstep;
+
+		endz = 1.f/iz;
+		endu = uz*endz;
+		endv = vz*endz;
+		stepu = (INT64)((endu - startu) * INVSPAN);
+		stepv = (INT64)((endv - startv) * INVSPAN);
+		u = (INT64)(startu) + viewx;
+		v = (INT64)(startv) + viewy;
+
+		for (i = SPANSIZE-1; i >= 0; i--)
+		{
+			// Lactozilla: Non-powers-of-two
+			fixed_t x = (((fixed_t)u-viewx) >> FRACBITS);
+			fixed_t y = (((fixed_t)v-viewy) >> FRACBITS);
+
+			// Carefully align all of my Friends.
+			if (x < 0)
+				x = ds_flatwidth - ((UINT32)(ds_flatwidth - x) % ds_flatwidth);
+			if (y < 0)
+				y = ds_flatheight - ((UINT32)(ds_flatheight - y) % ds_flatheight);
+
+			x %= ds_flatwidth;
+			y %= ds_flatheight;
+
+			val = source[((y * ds_flatwidth) + x)];
+			if (val & 0xFF00)
+				*dest = colormap[translation[val & 0xFF]];
+			dest++;
+
+			u += stepu;
+			v += stepv;
+		}
+		startu = endu;
+		startv = endv;
+		width -= SPANSIZE;
+	}
+	if (width > 0)
+	{
+		if (width == 1)
+		{
+			u = (INT64)(startu);
+			v = (INT64)(startv);
+			// Lactozilla: Non-powers-of-two
+			{
+				fixed_t x = (((fixed_t)u-viewx) >> FRACBITS);
+				fixed_t y = (((fixed_t)v-viewy) >> FRACBITS);
+
+				// Carefully align all of my Friends.
+				if (x < 0)
+					x = ds_flatwidth - ((UINT32)(ds_flatwidth - x) % ds_flatwidth);
+				if (y < 0)
+					y = ds_flatheight - ((UINT32)(ds_flatheight - y) % ds_flatheight);
+
+				x %= ds_flatwidth;
+				y %= ds_flatheight;
+
+				val = source[((y * ds_flatwidth) + x)];
+				if (val & 0xFF00)
+					*dest = colormap[translation[val & 0xFF]];
+			}
+		}
+		else
+		{
+			double left = width;
+			iz += ds_szp->x * left;
+			uz += ds_sup->x * left;
+			vz += ds_svp->x * left;
+
+			endz = 1.f/iz;
+			endu = uz*endz;
+			endv = vz*endz;
+			left = 1.f/left;
+			stepu = (INT64)((endu - startu) * left);
+			stepv = (INT64)((endv - startv) * left);
+			u = (INT64)(startu) + viewx;
+			v = (INT64)(startv) + viewy;
+
+			for (; width != 0; width--)
+			{
+				// Lactozilla: Non-powers-of-two
+				fixed_t x = (((fixed_t)u-viewx) >> FRACBITS);
+				fixed_t y = (((fixed_t)v-viewy) >> FRACBITS);
+
+				// Carefully align all of my Friends.
+				if (x < 0)
+					x = ds_flatwidth - ((UINT32)(ds_flatwidth - x) % ds_flatwidth);
+				if (y < 0)
+					y = ds_flatheight - ((UINT32)(ds_flatheight - y) % ds_flatheight);
+
+				x %= ds_flatwidth;
+				y %= ds_flatheight;
+
+				val = source[((y * ds_flatwidth) + x)];
+				if (val & 0xFF00)
+					*dest = colormap[translation[val & 0xFF]];
+				dest++;
+
+				u += stepu;
+				v += stepv;
+			}
+		}
+	}
+}
+
+/**	\brief The R_DrawTiltedTranslucentFloorSprite_NPO2_8 function
+	Draws a tilted, translucent, floor sprite.
+*/
+void R_DrawTiltedTranslucentFloorSprite_NPO2_8(void)
+{
+	// x1, x2 = ds_x1, ds_x2
+	int width = ds_x2 - ds_x1;
+	double iz, uz, vz;
+	UINT32 u, v;
+	int i;
+
+	UINT16 *source;
+	UINT8 *colormap;
+	UINT8 *translation;
+	UINT8 *dest;
+	UINT16 val;
+
+	double startz, startu, startv;
+	double izstep, uzstep, vzstep;
+	double endz, endu, endv;
+	UINT32 stepu, stepv;
+
+	iz = ds_szp->z + ds_szp->y*(centery-ds_y) + ds_szp->x*(ds_x1-centerx);
+	uz = ds_sup->z + ds_sup->y*(centery-ds_y) + ds_sup->x*(ds_x1-centerx);
+	vz = ds_svp->z + ds_svp->y*(centery-ds_y) + ds_svp->x*(ds_x1-centerx);
+
+	dest = ylookup[ds_y] + columnofs[ds_x1];
+	source = (UINT16 *)ds_source;
+	colormap = ds_colormap;
+	translation = ds_translation;
+
+	startz = 1.f/iz;
+	startu = uz*startz;
+	startv = vz*startz;
+
+	izstep = ds_szp->x * SPANSIZE;
+	uzstep = ds_sup->x * SPANSIZE;
+	vzstep = ds_svp->x * SPANSIZE;
+	//x1 = 0;
+	width++;
+
+	while (width >= SPANSIZE)
+	{
+		iz += izstep;
+		uz += uzstep;
+		vz += vzstep;
+
+		endz = 1.f/iz;
+		endu = uz*endz;
+		endv = vz*endz;
+		stepu = (INT64)((endu - startu) * INVSPAN);
+		stepv = (INT64)((endv - startv) * INVSPAN);
+		u = (INT64)(startu) + viewx;
+		v = (INT64)(startv) + viewy;
+
+		for (i = SPANSIZE-1; i >= 0; i--)
+		{
+			// Lactozilla: Non-powers-of-two
+			fixed_t x = (((fixed_t)u-viewx) >> FRACBITS);
+			fixed_t y = (((fixed_t)v-viewy) >> FRACBITS);
+
+			// Carefully align all of my Friends.
+			if (x < 0)
+				x = ds_flatwidth - ((UINT32)(ds_flatwidth - x) % ds_flatwidth);
+			if (y < 0)
+				y = ds_flatheight - ((UINT32)(ds_flatheight - y) % ds_flatheight);
+
+			x %= ds_flatwidth;
+			y %= ds_flatheight;
+
+			val = source[((y * ds_flatwidth) + x)];
+			if (val & 0xFF00)
+				*dest = *(ds_transmap + (colormap[translation[val & 0xFF]] << 8) + *dest);
+			dest++;
+
+			u += stepu;
+			v += stepv;
+		}
+		startu = endu;
+		startv = endv;
+		width -= SPANSIZE;
+	}
+	if (width > 0)
+	{
+		if (width == 1)
+		{
+			u = (INT64)(startu);
+			v = (INT64)(startv);
+			// Lactozilla: Non-powers-of-two
+			{
+				fixed_t x = (((fixed_t)u-viewx) >> FRACBITS);
+				fixed_t y = (((fixed_t)v-viewy) >> FRACBITS);
+
+				// Carefully align all of my Friends.
+				if (x < 0)
+					x = ds_flatwidth - ((UINT32)(ds_flatwidth - x) % ds_flatwidth);
+				if (y < 0)
+					y = ds_flatheight - ((UINT32)(ds_flatheight - y) % ds_flatheight);
+
+				x %= ds_flatwidth;
+				y %= ds_flatheight;
+
+				val = source[((y * ds_flatwidth) + x)];
+				if (val & 0xFF00)
+					*dest = *(ds_transmap + (colormap[translation[val & 0xFF]] << 8) + *dest);
+			}
+		}
+		else
+		{
+			double left = width;
+			iz += ds_szp->x * left;
+			uz += ds_sup->x * left;
+			vz += ds_svp->x * left;
+
+			endz = 1.f/iz;
+			endu = uz*endz;
+			endv = vz*endz;
+			left = 1.f/left;
+			stepu = (INT64)((endu - startu) * left);
+			stepv = (INT64)((endv - startv) * left);
+			u = (INT64)(startu) + viewx;
+			v = (INT64)(startv) + viewy;
+
+			for (; width != 0; width--)
+			{
+				// Lactozilla: Non-powers-of-two
+				fixed_t x = (((fixed_t)u-viewx) >> FRACBITS);
+				fixed_t y = (((fixed_t)v-viewy) >> FRACBITS);
+
+				// Carefully align all of my Friends.
+				if (x < 0)
+					x = ds_flatwidth - ((UINT32)(ds_flatwidth - x) % ds_flatwidth);
+				if (y < 0)
+					y = ds_flatheight - ((UINT32)(ds_flatheight - y) % ds_flatheight);
+
+				x %= ds_flatwidth;
+				y %= ds_flatheight;
+
+				val = source[((y * ds_flatwidth) + x)];
+				if (val & 0xFF00)
+					*dest = *(ds_transmap + (colormap[translation[val & 0xFF]] << 8) + *dest);
+				dest++;
+
+				u += stepu;
+				v += stepv;
+			}
+		}
+	}
+}
+
 /**	\brief The R_DrawTranslucentSpan_NPO2_8 function
 	Draws the actual span with translucency.
 */
@@ -885,7 +1317,6 @@ void R_DrawTranslucentSpan_NPO2_8 (void)
 	}
 }
 
-#ifndef NOWATER
 void R_DrawTranslucentWaterSpan_NPO2_8(void)
 {
 	fixed_t xposition;
@@ -1024,9 +1455,6 @@ void R_DrawTiltedTranslucentWaterSpan_NPO2_8(void)
 		vz += ds_svp->x;
 	} while (--width >= 0);
 #else
-#define SPANSIZE 16
-#define INVSPAN	0.0625f
-
 	startz = 1.f/iz;
 	startu = uz*startz;
 	startv = vz*startz;
@@ -1145,4 +1573,3 @@ void R_DrawTiltedTranslucentWaterSpan_NPO2_8(void)
 	}
 #endif
 }
-#endif // NOWATER

src/r_main.c

@@ -959,6 +959,16 @@ void R_ExecuteSetViewSize(void)
 			dy = FixedMul(abs(dy), fovtan);
 			yslopetab[i] = FixedDiv(centerx*FRACUNIT, dy);
 		}
+
+		if (ds_su)
+			Z_Free(ds_su);
+		if (ds_sv)
+			Z_Free(ds_sv);
+		if (ds_sz)
+			Z_Free(ds_sz);
+
+		ds_su = ds_sv = ds_sz = NULL;
+		ds_sup = ds_svp = ds_szp = NULL;
 	}
 
 	memset(scalelight, 0xFF, sizeof(scalelight));
@@ -1011,8 +1021,8 @@ void R_Init(void)
 	//I_OutputMsg("\nR_InitLightTables");
 	R_InitLightTables();
 
-	//I_OutputMsg("\nR_InitTranslationTables\n");
+	//I_OutputMsg("\nR_InitTranslucencyTables\n");
-	R_InitTranslationTables();
+	R_InitTranslucencyTables();
 
 	R_InitDrawNodes();
 
@@ -1473,9 +1483,6 @@ void R_RenderPlayerView(player_t *player)
 	}
 	R_ClearDrawSegs();
 	R_ClearSprites();
-#ifdef FLOORSPLATS
-	R_ClearVisibleFloorSplats();
-#endif
 	Portal_InitList();
 
 	// check for new console commands.
@@ -1558,9 +1565,6 @@ void R_RenderPlayerView(player_t *player)
 
 	ps_sw_planetime = I_GetTimeMicros();
 	R_DrawPlanes();
-#ifdef FLOORSPLATS
-	R_DrawVisibleFloorSplats();
-#endif
 	ps_sw_planetime = I_GetTimeMicros() - ps_sw_planetime;
 
 	// draw mid texture and sprite
@@ -1572,24 +1576,6 @@ void R_RenderPlayerView(player_t *player)
 	free(masks);
 }
 
-#ifdef HWRENDER
-void R_InitHardwareMode(void)
-{
-	HWR_AddSessionCommands();
-	HWR_Switch();
-	HWR_LoadTextures(numtextures);
-	if (gamestate == GS_LEVEL || (gamestate == GS_TITLESCREEN && titlemapinaction))
-		HWR_SetupLevel();
-}
-#endif
-
-void R_ReloadHUDGraphics(void)
-{
-	ST_LoadGraphics();
-	HU_LoadGraphics();
-	ST_ReloadSkinFaceGraphics();
-}
-
 // =========================================================================
 //                    ENGINE COMMANDS & VARS
 // =========================================================================

src/r_main.h

@@ -114,10 +114,6 @@ extern consvar_t cv_tailspickup;
 
 // Called by startup code.
 void R_Init(void);
-#ifdef HWRENDER
-void R_InitHardwareMode(void);
-#endif
-void R_ReloadHUDGraphics(void);
 
 void R_CheckViewMorph(void);
 void R_ApplyViewMorph(void);

src/r_patch.c

@@ -0,0 +1,160 @@
+// SONIC ROBO BLAST 2
+//-----------------------------------------------------------------------------
+// Copyright (C) 2020 by Jaime "Lactozilla" Passos.
+//
+// This program is free software distributed under the
+// terms of the GNU General Public License, version 2.
+// See the 'LICENSE' file for more details.
+//-----------------------------------------------------------------------------
+/// \file  r_patch.c
+/// \brief Patch generation.
+
+#include "doomdef.h"
+#include "r_patch.h"
+#include "r_picformats.h"
+#include "r_defs.h"
+#include "z_zone.h"
+
+#ifdef HWRENDER
+#include "hardware/hw_glob.h"
+#endif
+
+//
+// Creates a patch.
+// Assumes a PU_PATCH zone memory tag and no user, but can always be set later
+//
+
+patch_t *Patch_Create(softwarepatch_t *source, size_t srcsize, void *dest)
+{
+	patch_t *patch = (dest == NULL) ? Z_Calloc(sizeof(patch_t), PU_PATCH, NULL) : (patch_t *)(dest);
+
+	if (source)
+	{
+		INT32 col, colsize;
+		size_t size = sizeof(INT32) * SHORT(source->width);
+		size_t offs = (sizeof(INT16) * 4) + size;
+
+		patch->width      = SHORT(source->width);
+		patch->height     = SHORT(source->height);
+		patch->leftoffset = SHORT(source->leftoffset);
+		patch->topoffset  = SHORT(source->topoffset);
+		patch->columnofs  = Z_Calloc(size, PU_PATCH_DATA, NULL);
+
+		for (col = 0; col < source->width; col++)
+		{
+			// This makes the column offsets relative to the column data itself,
+			// instead of the entire patch data
+			patch->columnofs[col] = LONG(source->columnofs[col]) - offs;
+		}
+
+		if (!srcsize)
+			I_Error("Patch_Create: no source size!");
+
+		colsize = (INT32)(srcsize) - (INT32)offs;
+		if (colsize <= 0)
+			I_Error("Patch_Create: no column data!");
+
+		patch->columns = Z_Calloc(colsize, PU_PATCH_DATA, NULL);
+		M_Memcpy(patch->columns, ((UINT8 *)source + LONG(source->columnofs[0])), colsize);
+	}
+
+	return patch;
+}
+
+//
+// Frees a patch from memory.
+//
+
+static void Patch_FreeData(patch_t *patch)
+{
+	INT32 i;
+
+#ifdef HWRENDER
+	if (patch->hardware)
+		HWR_FreeTexture(patch);
+#endif
+
+	for (i = 0; i < 4; i++)
+	{
+		if (patch->flats[i])
+			Z_Free(patch->flats[i]);
+	}
+
+#ifdef ROTSPRITE
+	if (patch->rotated)
+	{
+		rotsprite_t *rotsprite = patch->rotated;
+
+		for (i = 0; i < rotsprite->angles; i++)
+		{
+			if (rotsprite->patches[i])
+				Patch_Free(rotsprite->patches[i]);
+		}
+
+		Z_Free(rotsprite->patches);
+		Z_Free(rotsprite);
+	}
+#endif
+
+	if (patch->columnofs)
+		Z_Free(patch->columnofs);
+	if (patch->columns)
+		Z_Free(patch->columns);
+}
+
+void Patch_Free(patch_t *patch)
+{
+	Patch_FreeData(patch);
+	Z_Free(patch);
+}
+
+//
+// Frees patches with a tag range.
+//
+
+static boolean Patch_FreeTagsCallback(void *mem)
+{
+	patch_t *patch = (patch_t *)mem;
+	Patch_FreeData(patch);
+	return true;
+}
+
+void Patch_FreeTags(INT32 lowtag, INT32 hightag)
+{
+	Z_IterateTags(lowtag, hightag, Patch_FreeTagsCallback);
+}
+
+void Patch_GenerateFlat(patch_t *patch, pictureflags_t flags)
+{
+	UINT8 flip = (flags & (PICFLAGS_XFLIP | PICFLAGS_YFLIP));
+	if (patch->flats[flip] == NULL)
+		patch->flats[flip] = Picture_Convert(PICFMT_PATCH, patch, PICFMT_FLAT16, 0, NULL, 0, 0, 0, 0, flags);
+}
+
+#ifdef HWRENDER
+//
+// Allocates a hardware patch.
+//
+
+void *Patch_AllocateHardwarePatch(patch_t *patch)
+{
+	if (!patch->hardware)
+	{
+		GLPatch_t *grPatch = Z_Calloc(sizeof(GLPatch_t), PU_HWRPATCHINFO, &patch->hardware);
+		grPatch->mipmap = Z_Calloc(sizeof(GLMipmap_t), PU_HWRPATCHINFO, &grPatch->mipmap);
+	}
+	return (void *)(patch->hardware);
+}
+
+//
+// Creates a hardware patch.
+//
+
+void *Patch_CreateGL(patch_t *patch)
+{
+	GLPatch_t *grPatch = (GLPatch_t *)Patch_AllocateHardwarePatch(patch);
+	if (!grPatch->mipmap->data) // Run HWR_MakePatch in all cases, to recalculate some things
+		HWR_MakePatch(patch, grPatch, grPatch->mipmap, false);
+	return grPatch;
+}
+#endif // HWRENDER

src/r_patch.h

@@ -0,0 +1,44 @@
+// SONIC ROBO BLAST 2
+//-----------------------------------------------------------------------------
+// Copyright (C) 2020 by Jaime "Lactozilla" Passos.
+//
+// This program is free software distributed under the
+// terms of the GNU General Public License, version 2.
+// See the 'LICENSE' file for more details.
+//-----------------------------------------------------------------------------
+/// \file  r_patch.h
+/// \brief Patch generation.
+
+#ifndef __R_PATCH__
+#define __R_PATCH__
+
+#include "r_defs.h"
+#include "r_picformats.h"
+#include "doomdef.h"
+
+// Patch functions
+patch_t *Patch_Create(softwarepatch_t *source, size_t srcsize, void *dest);
+void Patch_Free(patch_t *patch);
+
+#define Patch_FreeTag(tagnum) Patch_FreeTags(tagnum, tagnum)
+void Patch_FreeTags(INT32 lowtag, INT32 hightag);
+
+void Patch_GenerateFlat(patch_t *patch, pictureflags_t flags);
+
+#ifdef HWRENDER
+void *Patch_AllocateHardwarePatch(patch_t *patch);
+void *Patch_CreateGL(patch_t *patch);
+#endif
+
+#ifdef ROTSPRITE
+void Patch_Rotate(patch_t *patch, INT32 angle, INT32 xpivot, INT32 ypivot, boolean flip);
+patch_t *Patch_GetRotated(patch_t *patch, INT32 angle, boolean flip);
+patch_t *Patch_GetRotatedSprite(
+	spriteframe_t *sprite,
+	size_t frame, size_t spriteangle,
+	boolean flip, boolean adjustfeet,
+	void *info, INT32 rotationangle);
+INT32 R_GetRollAngle(angle_t rollangle);
+#endif
+
+#endif // __R_PATCH__

src/r_patchrotation.c

@@ -0,0 +1,273 @@
+// SONIC ROBO BLAST 2
+//-----------------------------------------------------------------------------
+// Copyright (C) 2020 by Jaime "Lactozilla" Passos.
+//
+// This program is free software distributed under the
+// terms of the GNU General Public License, version 2.
+// See the 'LICENSE' file for more details.
+//-----------------------------------------------------------------------------
+/// \file  r_patchrotation.c
+/// \brief Patch rotation.
+
+#include "r_patchrotation.h"
+#include "r_things.h" // FEETADJUST
+#include "z_zone.h"
+#include "w_wad.h"
+
+#ifdef ROTSPRITE
+fixed_t rollcosang[ROTANGLES];
+fixed_t rollsinang[ROTANGLES];
+
+INT32 R_GetRollAngle(angle_t rollangle)
+{
+	INT32 ra = AngleFixed(rollangle)>>FRACBITS;
+#if (ROTANGDIFF > 1)
+	ra += (ROTANGDIFF/2);
+#endif
+	ra /= ROTANGDIFF;
+	ra %= ROTANGLES;
+	return ra;
+}
+
+patch_t *Patch_GetRotated(patch_t *patch, INT32 angle, boolean flip)
+{
+	rotsprite_t *rotsprite = patch->rotated;
+	if (rotsprite == NULL || angle < 1 || angle >= ROTANGLES)
+		return NULL;
+
+	if (flip)
+		angle += rotsprite->angles;
+
+	return rotsprite->patches[angle];
+}
+
+patch_t *Patch_GetRotatedSprite(
+	spriteframe_t *sprite,
+	size_t frame, size_t spriteangle,
+	boolean flip, boolean adjustfeet,
+	void *info, INT32 rotationangle)
+{
+	rotsprite_t *rotsprite;
+	spriteinfo_t *sprinfo = (spriteinfo_t *)info;
+	INT32 idx = rotationangle;
+	UINT8 type = (adjustfeet ? 1 : 0);
+
+	if (rotationangle < 1 || rotationangle >= ROTANGLES)
+		return NULL;
+
+	rotsprite = sprite->rotated[type][spriteangle];
+
+	if (rotsprite == NULL)
+	{
+		rotsprite = RotatedPatch_Create(ROTANGLES);
+		sprite->rotated[type][spriteangle] = rotsprite;
+	}
+
+	if (flip)
+		idx += rotsprite->angles;
+
+	if (rotsprite->patches[idx] == NULL)
+	{
+		patch_t *patch;
+		INT32 xpivot = 0, ypivot = 0;
+		lumpnum_t lump = sprite->lumppat[spriteangle];
+
+		if (lump == LUMPERROR)
+			return NULL;
+
+		patch = W_CachePatchNum(lump, PU_SPRITE);
+
+		if (sprinfo->available)
+		{
+			xpivot = sprinfo->pivot[frame].x;
+			ypivot = sprinfo->pivot[frame].y;
+		}
+		else
+		{
+			xpivot = patch->leftoffset;
+			ypivot = patch->height / 2;
+		}
+
+		RotatedPatch_DoRotation(rotsprite, patch, rotationangle, xpivot, ypivot, flip);
+
+		//BP: we cannot use special tric in hardware mode because feet in ground caused by z-buffer
+		if (adjustfeet)
+			((patch_t *)rotsprite->patches[idx])->topoffset += FEETADJUST>>FRACBITS;
+	}
+
+	return rotsprite->patches[idx];
+}
+
+void Patch_Rotate(patch_t *patch, INT32 angle, INT32 xpivot, INT32 ypivot, boolean flip)
+{
+	if (patch->rotated == NULL)
+		patch->rotated = RotatedPatch_Create(ROTANGLES);
+	RotatedPatch_DoRotation(patch->rotated, patch, angle, xpivot, ypivot, flip);
+}
+
+rotsprite_t *RotatedPatch_Create(INT32 numangles)
+{
+	rotsprite_t *rotsprite = Z_Calloc(sizeof(rotsprite_t), PU_STATIC, NULL);
+	rotsprite->angles = numangles;
+	rotsprite->patches = Z_Calloc(rotsprite->angles * 2 * sizeof(void *), PU_STATIC, NULL);
+	return rotsprite;
+}
+
+static void RotatedPatch_CalculateDimensions(
+	INT32 width, INT32 height,
+	fixed_t ca, fixed_t sa,
+	INT32 *newwidth, INT32 *newheight)
+{
+	fixed_t fixedwidth = (width * FRACUNIT);
+	fixed_t fixedheight = (height * FRACUNIT);
+
+	fixed_t w1 = abs(FixedMul(fixedwidth, ca) - FixedMul(fixedheight, sa));
+	fixed_t w2 = abs(FixedMul(-fixedwidth, ca) - FixedMul(fixedheight, sa));
+	fixed_t h1 = abs(FixedMul(fixedwidth, sa) + FixedMul(fixedheight, ca));
+	fixed_t h2 = abs(FixedMul(-fixedwidth, sa) + FixedMul(fixedheight, ca));
+
+	w1 = FixedInt(FixedCeil(w1 + (FRACUNIT/2)));
+	w2 = FixedInt(FixedCeil(w2 + (FRACUNIT/2)));
+	h1 = FixedInt(FixedCeil(h1 + (FRACUNIT/2)));
+	h2 = FixedInt(FixedCeil(h2 + (FRACUNIT/2)));
+
+	*newwidth = max(width, max(w1, w2));
+	*newheight = max(height, max(h1, h2));
+}
+
+void RotatedPatch_DoRotation(rotsprite_t *rotsprite, patch_t *patch, INT32 angle, INT32 xpivot, INT32 ypivot, boolean flip)
+{
+	patch_t *rotated;
+	UINT16 *rawdst, *rawconv;
+	size_t size;
+	pictureflags_t bflip = (flip) ? PICFLAGS_XFLIP : 0;
+
+	INT32 width = patch->width;
+	INT32 height = patch->height;
+	INT32 leftoffset = patch->leftoffset;
+	INT32 newwidth, newheight;
+
+	fixed_t ca = rollcosang[angle];
+	fixed_t sa = rollsinang[angle];
+	fixed_t xcenter, ycenter;
+	INT32 idx = angle;
+	INT32 x, y;
+	INT32 sx, sy;
+	INT32 dx, dy;
+	INT32 ox, oy;
+	INT32 minx, miny, maxx, maxy;
+
+	// Don't cache angle = 0
+	if (angle < 1 || angle >= ROTANGLES)
+		return;
+
+	if (flip)
+	{
+		idx += rotsprite->angles;
+		xpivot = width - xpivot;
+		leftoffset = width - leftoffset;
+	}
+
+	if (rotsprite->patches[idx])
+		return;
+
+	// Find the dimensions of the rotated patch.
+	RotatedPatch_CalculateDimensions(width, height, ca, sa, &newwidth, &newheight);
+
+	xcenter = (xpivot * FRACUNIT);
+	ycenter = (ypivot * FRACUNIT);
+
+	if (xpivot != width / 2 || ypivot != height / 2)
+	{
+		newwidth *= 2;
+		newheight *= 2;
+	}
+
+	minx = newwidth;
+	miny = newheight;
+	maxx = 0;
+	maxy = 0;
+
+	// Draw the rotated sprite to a temporary buffer.
+	size = (newwidth * newheight);
+	if (!size)
+		size = (width * height);
+	rawdst = Z_Calloc(size * sizeof(UINT16), PU_STATIC, NULL);
+
+	for (dy = 0; dy < newheight; dy++)
+	{
+		for (dx = 0; dx < newwidth; dx++)
+		{
+			x = (dx - (newwidth / 2)) * FRACUNIT;
+			y = (dy - (newheight / 2)) * FRACUNIT;
+			sx = FixedMul(x, ca) + FixedMul(y, sa) + xcenter;
+			sy = -FixedMul(x, sa) + FixedMul(y, ca) + ycenter;
+
+			sx >>= FRACBITS;
+			sy >>= FRACBITS;
+
+			if (sx >= 0 && sy >= 0 && sx < width && sy < height)
+			{
+				void *input = Picture_GetPatchPixel(patch, PICFMT_PATCH, sx, sy, bflip);
+				if (input != NULL)
+				{
+					rawdst[(dy * newwidth) + dx] = (0xFF00 | (*(UINT8 *)input));
+					if (dx < minx)
+						minx = dx;
+					if (dy < miny)
+						miny = dy;
+					if (dx > maxx)
+						maxx = dx;
+					if (dy > maxy)
+						maxy = dy;
+				}
+			}
+		}
+	}
+
+	ox = (newwidth / 2) + (leftoffset - xpivot);
+	oy = (newheight / 2) + (patch->topoffset - ypivot);
+	width = (maxx - minx);
+	height = (maxy - miny);
+
+	if ((unsigned)(width * height) != size)
+	{
+		UINT16 *src, *dest;
+
+		size = (width * height);
+		rawconv = Z_Calloc(size * sizeof(UINT16), PU_STATIC, NULL);
+
+		src = &rawdst[(miny * newwidth) + minx];
+		dest = rawconv;
+		dy = height;
+
+		while (dy--)
+		{
+			M_Memcpy(dest, src, width * sizeof(UINT16));
+			dest += width;
+			src += newwidth;
+		}
+
+		ox -= minx;
+		oy -= miny;
+
+		Z_Free(rawdst);
+	}
+	else
+	{
+		rawconv = rawdst;
+		width = newwidth;
+		height = newheight;
+	}
+
+	// make patch
+	rotated = (patch_t *)Picture_Convert(PICFMT_FLAT16, rawconv, PICFMT_PATCH, 0, NULL, width, height, 0, 0, 0);
+
+	Z_ChangeTag(rotated, PU_PATCH_ROTATED);
+	Z_SetUser(rotated, (void **)(&rotsprite->patches[idx]));
+	Z_Free(rawconv);
+
+	rotated->leftoffset = ox;
+	rotated->topoffset = oy;
+}
+#endif

src/r_patchrotation.h

@@ -0,0 +1,21 @@
+// SONIC ROBO BLAST 2
+//-----------------------------------------------------------------------------
+// Copyright (C) 2020 by Jaime "Lactozilla" Passos.
+//
+// This program is free software distributed under the
+// terms of the GNU General Public License, version 2.
+// See the 'LICENSE' file for more details.
+//-----------------------------------------------------------------------------
+/// \file  r_patchrotation.h
+/// \brief Patch rotation.
+
+#include "r_patch.h"
+#include "r_picformats.h"
+
+#ifdef ROTSPRITE
+rotsprite_t *RotatedPatch_Create(INT32 numangles);
+void RotatedPatch_DoRotation(rotsprite_t *rotsprite, patch_t *patch, INT32 angle, INT32 xpivot, INT32 ypivot, boolean flip);
+
+extern fixed_t rollcosang[ROTANGLES];
+extern fixed_t rollsinang[ROTANGLES];
+#endif

src/r_picformats.c

@@ -16,10 +16,11 @@
 #include "dehacked.h"
 #include "i_video.h"
 #include "r_data.h"
-#include "r_textures.h"
+#include "r_patch.h"
-#include "r_draw.h"
 #include "r_picformats.h"
+#include "r_textures.h"
 #include "r_things.h"
+#include "r_draw.h"
 #include "v_video.h"
 #include "z_zone.h"
 #include "w_wad.h"
@@ -142,10 +143,21 @@ void *Picture_PatchConvert(
 	if (Picture_IsPatchFormat(informat))
 	{
 		inpatch = (patch_t *)picture;
-		inwidth = SHORT(inpatch->width);
+		if (Picture_IsDoomPatchFormat(informat))
-		inheight = SHORT(inpatch->height);
+		{
-		inleftoffset = SHORT(inpatch->leftoffset);
+			softwarepatch_t *doompatch = (softwarepatch_t *)picture;
-		intopoffset = SHORT(inpatch->topoffset);
+			inwidth = SHORT(doompatch->width);
+			inheight = SHORT(doompatch->height);
+			inleftoffset = SHORT(doompatch->leftoffset);
+			intopoffset = SHORT(doompatch->topoffset);
+		}
+		else
+		{
+			inwidth = inpatch->width;
+			inheight = inpatch->height;
+			inleftoffset = inpatch->leftoffset;
+			intopoffset = inpatch->topoffset;
+		}
 	}
 
 	// Write image size and offset
@@ -275,6 +287,7 @@ void *Picture_PatchConvert(
 			switch (outformat)
 			{
 				case PICFMT_PATCH32:
+				case PICFMT_DOOMPATCH32:
 				{
 					if (inbpp == PICDEPTH_32BPP)
 					{
@@ -294,6 +307,7 @@ void *Picture_PatchConvert(
 					break;
 				}
 				case PICFMT_PATCH16:
+				case PICFMT_DOOMPATCH16:
 					if (inbpp == PICDEPTH_32BPP)
 					{
 						RGBA_t in = *(RGBA_t *)input;
@@ -338,9 +352,26 @@ void *Picture_PatchConvert(
 	img = Z_Malloc(size, PU_STATIC, NULL);
 	memcpy(img, imgbuf, size);
 
-	if (outsize != NULL)
+	if (Picture_IsInternalPatchFormat(outformat))
-		*outsize = size;
+	{
-	return img;
+		patch_t *converted = Patch_Create((softwarepatch_t *)img, size, NULL);
+
+#ifdef HWRENDER
+		Patch_CreateGL(converted);
+#endif
+
+		Z_Free(img);
+
+		if (outsize != NULL)
+			*outsize = sizeof(patch_t);
+		return converted;
+	}
+	else
+	{
+		if (outsize != NULL)
+			*outsize = size;
+		return img;
+	}
 }
 
 /** Converts a picture to a flat.
@@ -391,8 +422,17 @@ void *Picture_FlatConvert(
 	if (Picture_IsPatchFormat(informat))
 	{
 		inpatch = (patch_t *)picture;
-		inwidth = SHORT(inpatch->width);
+		if (Picture_IsDoomPatchFormat(informat))
-		inheight = SHORT(inpatch->height);
+		{
+			softwarepatch_t *doompatch = ((softwarepatch_t *)picture);
+			inwidth = SHORT(doompatch->width);
+			inheight = SHORT(doompatch->height);
+		}
+		else
+		{
+			inwidth = inpatch->width;
+			inheight = inpatch->height;
+		}
 	}
 
 	size = (inwidth * inheight) * (outbpp / 8);
@@ -503,22 +543,25 @@ void *Picture_GetPatchPixel(
 	UINT8 *s8 = NULL;
 	UINT16 *s16 = NULL;
 	UINT32 *s32 = NULL;
+	softwarepatch_t *doompatch = (softwarepatch_t *)patch;
+	INT16 width;
 
 	if (patch == NULL)
 		I_Error("Picture_GetPatchPixel: patch == NULL");
 
-	if (x >= 0 && x < SHORT(patch->width))
+	width = (Picture_IsDoomPatchFormat(informat) ? patch->width : SHORT(patch->width));
-	{
-		INT32 topdelta, prevdelta = -1;
-		INT32 colofs = 0;
 
-		if (flags & PICFLAGS_XFLIP)
+	if (x >= 0 && x < width)
-			colofs = LONG(patch->columnofs[(SHORT(patch->width)-1)-x]);
+	{
-		else
+		INT32 colx = (flags & PICFLAGS_XFLIP) ? (width-1)-x : x;
-			colofs = LONG(patch->columnofs[x]);
+		INT32 topdelta, prevdelta = -1;
+		INT32 colofs = (Picture_IsDoomPatchFormat(informat) ? LONG(patch->columnofs[colx]) : patch->columnofs[colx]);
 
 		// Column offsets are pointers so no casting required
-		column = (column_t *)((UINT8 *)patch + colofs);
+		if (Picture_IsDoomPatchFormat(informat))
+			column = (column_t *)((UINT8 *)doompatch + colofs);
+		else
+			column = (column_t *)((UINT8 *)patch->columns + colofs);
 
 		while (column->topdelta != 0xff)
 		{
@@ -527,25 +570,25 @@ void *Picture_GetPatchPixel(
 				topdelta += prevdelta;
 			prevdelta = topdelta;
 			s8 = (UINT8 *)(column) + 3;
-			if (informat == PICFMT_PATCH32)
+			if (Picture_FormatBPP(informat) == PICDEPTH_32BPP)
 				s32 = (UINT32 *)s8;
-			else if (informat == PICFMT_PATCH16)
+			else if (Picture_FormatBPP(informat) == PICDEPTH_16BPP)
 				s16 = (UINT16 *)s8;
 			for (ofs = 0; ofs < column->length; ofs++)
 			{
 				if ((topdelta + ofs) == y)
 				{
-					if (informat == PICFMT_PATCH32)
+					if (Picture_FormatBPP(informat) == PICDEPTH_32BPP)
 						return &s32[ofs];
-					else if (informat == PICFMT_PATCH16)
+					else if (Picture_FormatBPP(informat) == PICDEPTH_16BPP)
 						return &s16[ofs];
-					else // PICFMT_PATCH
+					else // PICDEPTH_8BPP
 						return &s8[ofs];
 				}
 			}
-			if (informat == PICFMT_PATCH32)
+			if (Picture_FormatBPP(informat) == PICDEPTH_32BPP)
 				column = (column_t *)((UINT32 *)column + column->length);
-			else if (informat == PICFMT_PATCH16)
+			else if (Picture_FormatBPP(informat) == PICDEPTH_16BPP)
 				column = (column_t *)((UINT16 *)column + column->length);
 			else
 				column = (column_t *)((UINT8 *)column + column->length);
@@ -568,15 +611,18 @@ INT32 Picture_FormatBPP(pictureformat_t format)
 	{
 		case PICFMT_PATCH32:
 		case PICFMT_FLAT32:
+		case PICFMT_DOOMPATCH32:
 		case PICFMT_PNG:
 			bpp = PICDEPTH_32BPP;
 			break;
 		case PICFMT_PATCH16:
 		case PICFMT_FLAT16:
+		case PICFMT_DOOMPATCH16:
 			bpp = PICDEPTH_16BPP;
 			break;
 		case PICFMT_PATCH:
 		case PICFMT_FLAT:
+		case PICFMT_DOOMPATCH:
 			bpp = PICDEPTH_8BPP;
 			break;
 		default:
@@ -592,7 +638,43 @@ INT32 Picture_FormatBPP(pictureformat_t format)
   */
 boolean Picture_IsPatchFormat(pictureformat_t format)
 {
-	return (format == PICFMT_PATCH || format == PICFMT_PATCH16 || format == PICFMT_PATCH32);
+	return (Picture_IsInternalPatchFormat(format) || Picture_IsDoomPatchFormat(format));
+}
+
+/** Checks if the specified picture format is an internal patch.
+  *
+  * \param format Input picture format.
+  * \return True if the picture format is an internal patch, false if not.
+  */
+boolean Picture_IsInternalPatchFormat(pictureformat_t format)
+{
+	switch (format)
+	{
+		case PICFMT_PATCH:
+		case PICFMT_PATCH16:
+		case PICFMT_PATCH32:
+			return true;
+		default:
+			return false;
+	}
+}
+
+/** Checks if the specified picture format is a Doom patch.
+  *
+  * \param format Input picture format.
+  * \return True if the picture format is a Doom patch, false if not.
+  */
+boolean Picture_IsDoomPatchFormat(pictureformat_t format)
+{
+	switch (format)
+	{
+		case PICFMT_DOOMPATCH:
+		case PICFMT_DOOMPATCH16:
+		case PICFMT_DOOMPATCH32:
+			return true;
+		default:
+			return false;
+	}
 }
 
 /** Checks if the specified picture format is a flat.
@@ -605,14 +687,14 @@ boolean Picture_IsFlatFormat(pictureformat_t format)
 	return (format == PICFMT_FLAT || format == PICFMT_FLAT16 || format == PICFMT_FLAT32);
 }
 
-/** Returns true if the lump is a valid patch.
+/** Returns true if the lump is a valid Doom patch.
-  * PICFMT_PATCH only, I think??
+  * PICFMT_DOOMPATCH only.
   *
   * \param patch Input patch.
   * \param picture Input patch size.
   * \return True if the input patch is valid.
   */
-boolean Picture_CheckIfPatch(patch_t *patch, size_t size)
+boolean Picture_CheckIfDoomPatch(softwarepatch_t *patch, size_t size)
 {
 	INT16 width, height;
 	boolean result;
@@ -887,26 +969,45 @@ static png_bytep *PNG_Read(
 		// matches the color count of SRB2's palette: 256 colors.
 		if (png_get_PLTE(png_ptr, png_info_ptr, &palette, &palette_size))
 		{
-			if (palette_size == 256)
+			if (palette_size == 256 && pMasterPalette)
+			{
+				png_colorp pal = palette;
+				INT32 i;
+
 				usepal = true;
+
+				for (i = 0; i < 256; i++)
+				{
+					UINT32 rgb = R_PutRgbaRGBA(pal->red, pal->green, pal->blue, 0xFF);
+					if (rgb != pMasterPalette[i].rgba)
+					{
+						usepal = false;
+						break;
+					}
+					pal++;
+				}
+			}
 		}
 
 		// If any of the tRNS colors have an alpha lower than 0xFF, and that
 		// color is present on the image, the palette flag is disabled.
-		png_get_tRNS(png_ptr, png_info_ptr, &trans, &trans_num, &trans_values);
+		if (usepal)
-
-		if (trans && trans_num == 256)
 		{
-			int i;
+			png_get_tRNS(png_ptr, png_info_ptr, &trans, &trans_num, &trans_values);
-			for (i = 0; i < trans_num; i++)
+
+			if (trans && trans_num == 256)
 			{
-				// libpng will transform this image into RGB even if
+				INT32 i;
-				// the transparent index does not exist in the image,
+				for (i = 0; i < trans_num; i++)
-				// and there is no way around that.
-				if (trans[i] < 0xFF)
 				{
-					usepal = false;
+					// libpng will transform this image into RGB even if
-					break;
+					// the transparent index does not exist in the image,
+					// and there is no way around that.
+					if (trans[i] < 0xFF)
+					{
+						usepal = false;
+						break;
+					}
 				}
 			}
 		}
@@ -1446,11 +1547,6 @@ static void R_ParseSpriteInfo(boolean spr2)
 	info = Z_Calloc(sizeof(spriteinfo_t), PU_STATIC, NULL);
 	info->available = true;
 
-#ifdef ROTSPRITE
-	if ((sprites != NULL) && (!spr2))
-		R_FreeSingleRotSprite(&sprites[sprnum]);
-#endif
-
 	// Left Curly Brace
 	sprinfoToken = M_GetToken(NULL);
 	if (sprinfoToken == NULL)
@@ -1511,9 +1607,6 @@ static void R_ParseSpriteInfo(boolean spr2)
 						size_t skinnum = skinnumbers[i];
 						skin_t *skin = &skins[skinnum];
 						spriteinfo_t *sprinfo = skin->sprinfo;
-#ifdef ROTSPRITE
-						R_FreeSkinRotSprite(skinnum);
-#endif
 						M_Memcpy(&sprinfo[spr2num], info, sizeof(spriteinfo_t));
 					}
 				}
@@ -1603,316 +1696,3 @@ void R_LoadSpriteInfoLumps(UINT16 wadnum, UINT16 numlumps)
 			R_ParseSPRTINFOLump(wadnum, i);
 	}
 }
-
-#ifdef ROTSPRITE
-//
-// R_GetRollAngle
-//
-// Angles precalculated in R_InitSprites.
-//
-fixed_t rollcosang[ROTANGLES];
-fixed_t rollsinang[ROTANGLES];
-INT32 R_GetRollAngle(angle_t rollangle)
-{
-	INT32 ra = AngleFixed(rollangle)>>FRACBITS;
-#if (ROTANGDIFF > 1)
-	ra += (ROTANGDIFF/2);
-#endif
-	ra /= ROTANGDIFF;
-	ra %= ROTANGLES;
-	return ra;
-}
-
-//
-// R_CacheRotSprite
-//
-// Create a rotated sprite.
-//
-void R_CacheRotSprite(spritenum_t sprnum, UINT8 frame, spriteinfo_t *sprinfo, spriteframe_t *sprframe, INT32 rot, UINT8 flip)
-{
-	INT32 angle;
-	patch_t *patch;
-	patch_t *newpatch;
-	UINT16 *rawdst;
-	size_t size;
-	pictureflags_t bflip = (flip) ? PICFLAGS_XFLIP : 0;
-
-#define SPRITE_XCENTER (leftoffset)
-#define SPRITE_YCENTER (height / 2)
-#define ROTSPRITE_XCENTER (newwidth / 2)
-#define ROTSPRITE_YCENTER (newheight / 2)
-
-	if (!(sprframe->rotsprite.cached & (1<<rot)))
-	{
-		INT32 dx, dy;
-		INT32 px, py;
-		INT32 width, height, leftoffset;
-		fixed_t ca, sa;
-		lumpnum_t lump = sprframe->lumppat[rot];
-#ifndef NO_PNG_LUMPS
-		size_t lumplength;
-#endif
-
-		if (lump == LUMPERROR)
-			return;
-
-		patch = (patch_t *)W_CacheLumpNum(lump, PU_STATIC);
-#ifndef NO_PNG_LUMPS
-		lumplength = W_LumpLength(lump);
-
-		if (Picture_IsLumpPNG((const UINT8 *)patch, lumplength))
-			patch = (patch_t *)Picture_PNGConvert((const UINT8 *)patch, PICFMT_PATCH, NULL, NULL, NULL, NULL, lumplength, NULL, 0);
-		else
-#endif
-		// Because there's something wrong with SPR_DFLM, I guess
-		if (!Picture_CheckIfPatch(patch, lumplength))
-			return;
-
-		width = SHORT(patch->width);
-		height = SHORT(patch->height);
-		leftoffset = SHORT(patch->leftoffset);
-
-		// rotation pivot
-		px = SPRITE_XCENTER;
-		py = SPRITE_YCENTER;
-
-		// get correct sprite info for sprite
-		if (sprinfo == NULL)
-			sprinfo = &spriteinfo[sprnum];
-		if (sprinfo->available)
-		{
-			px = sprinfo->pivot[frame].x;
-			py = sprinfo->pivot[frame].y;
-		}
-		if (bflip)
-		{
-			px = width - px;
-			leftoffset = width - leftoffset;
-		}
-
-		// Don't cache angle = 0
-		for (angle = 1; angle < ROTANGLES; angle++)
-		{
-			INT32 newwidth, newheight;
-
-			ca = rollcosang[angle];
-			sa = rollsinang[angle];
-
-			// Find the dimensions of the rotated patch.
-			{
-				INT32 w1 = abs(FixedMul(width << FRACBITS, ca) - FixedMul(height << FRACBITS, sa));
-				INT32 w2 = abs(FixedMul(-(width << FRACBITS), ca) - FixedMul(height << FRACBITS, sa));
-				INT32 h1 = abs(FixedMul(width << FRACBITS, sa) + FixedMul(height << FRACBITS, ca));
-				INT32 h2 = abs(FixedMul(-(width << FRACBITS), sa) + FixedMul(height << FRACBITS, ca));
-				w1 = FixedInt(FixedCeil(w1 + (FRACUNIT/2)));
-				w2 = FixedInt(FixedCeil(w2 + (FRACUNIT/2)));
-				h1 = FixedInt(FixedCeil(h1 + (FRACUNIT/2)));
-				h2 = FixedInt(FixedCeil(h2 + (FRACUNIT/2)));
-				newwidth = max(width, max(w1, w2));
-				newheight = max(height, max(h1, h2));
-			}
-
-			// check boundaries
-			{
-				fixed_t top[2][2];
-				fixed_t bottom[2][2];
-
-				top[0][0] = FixedMul((-ROTSPRITE_XCENTER) << FRACBITS, ca) + FixedMul((-ROTSPRITE_YCENTER) << FRACBITS, sa) + (px << FRACBITS);
-				top[0][1] = FixedMul((-ROTSPRITE_XCENTER) << FRACBITS, sa) + FixedMul((-ROTSPRITE_YCENTER) << FRACBITS, ca) + (py << FRACBITS);
-				top[1][0] = FixedMul((newwidth-ROTSPRITE_XCENTER) << FRACBITS, ca) + FixedMul((-ROTSPRITE_YCENTER) << FRACBITS, sa) + (px << FRACBITS);
-				top[1][1] = FixedMul((newwidth-ROTSPRITE_XCENTER) << FRACBITS, sa) + FixedMul((-ROTSPRITE_YCENTER) << FRACBITS, ca) + (py << FRACBITS);
-
-				bottom[0][0] = FixedMul((-ROTSPRITE_XCENTER) << FRACBITS, ca) + FixedMul((newheight-ROTSPRITE_YCENTER) << FRACBITS, sa) + (px << FRACBITS);
-				bottom[0][1] = -FixedMul((-ROTSPRITE_XCENTER) << FRACBITS, sa) + FixedMul((newheight-ROTSPRITE_YCENTER) << FRACBITS, ca) + (py << FRACBITS);
-				bottom[1][0] = FixedMul((newwidth-ROTSPRITE_XCENTER) << FRACBITS, ca) + FixedMul((newheight-ROTSPRITE_YCENTER) << FRACBITS, sa) + (px << FRACBITS);
-				bottom[1][1] = -FixedMul((newwidth-ROTSPRITE_XCENTER) << FRACBITS, sa) + FixedMul((newheight-ROTSPRITE_YCENTER) << FRACBITS, ca) + (py << FRACBITS);
-
-				top[0][0] >>= FRACBITS;
-				top[0][1] >>= FRACBITS;
-				top[1][0] >>= FRACBITS;
-				top[1][1] >>= FRACBITS;
-
-				bottom[0][0] >>= FRACBITS;
-				bottom[0][1] >>= FRACBITS;
-				bottom[1][0] >>= FRACBITS;
-				bottom[1][1] >>= FRACBITS;
-
-#define BOUNDARYWCHECK(b) (b[0] < 0 || b[0] >= width)
-#define BOUNDARYHCHECK(b) (b[1] < 0 || b[1] >= height)
-#define BOUNDARYADJUST(x) x *= 2
-				// top left/right
-				if (BOUNDARYWCHECK(top[0]) || BOUNDARYWCHECK(top[1]))
-					BOUNDARYADJUST(newwidth);
-				// bottom left/right
-				else if (BOUNDARYWCHECK(bottom[0]) || BOUNDARYWCHECK(bottom[1]))
-					BOUNDARYADJUST(newwidth);
-				// top left/right
-				if (BOUNDARYHCHECK(top[0]) || BOUNDARYHCHECK(top[1]))
-					BOUNDARYADJUST(newheight);
-				// bottom left/right
-				else if (BOUNDARYHCHECK(bottom[0]) || BOUNDARYHCHECK(bottom[1]))
-					BOUNDARYADJUST(newheight);
-#undef BOUNDARYWCHECK
-#undef BOUNDARYHCHECK
-#undef BOUNDARYADJUST
-			}
-
-			// Draw the rotated sprite to a temporary buffer.
-			size = (newwidth * newheight);
-			if (!size)
-				size = (width * height);
-			rawdst = Z_Calloc(size * sizeof(UINT16), PU_STATIC, NULL);
-
-			for (dy = 0; dy < newheight; dy++)
-			{
-				for (dx = 0; dx < newwidth; dx++)
-				{
-					INT32 x = (dx-ROTSPRITE_XCENTER) << FRACBITS;
-					INT32 y = (dy-ROTSPRITE_YCENTER) << FRACBITS;
-					INT32 sx = FixedMul(x, ca) + FixedMul(y, sa) + (px << FRACBITS);
-					INT32 sy = -FixedMul(x, sa) + FixedMul(y, ca) + (py << FRACBITS);
-					sx >>= FRACBITS;
-					sy >>= FRACBITS;
-					if (sx >= 0 && sy >= 0 && sx < width && sy < height)
-					{
-						void *input = Picture_GetPatchPixel(patch, PICFMT_PATCH, sx, sy, bflip);
-						if (input != NULL)
-							rawdst[(dy*newwidth)+dx] = (0xFF00 | (*(UINT8 *)input));
-					}
-				}
-			}
-
-			// make patch
-			newpatch = (patch_t *)Picture_Convert(PICFMT_FLAT16, rawdst, PICFMT_PATCH, 0, &size, newwidth, newheight, 0, 0, 0);
-			{
-				newpatch->leftoffset = (newpatch->width / 2) + (leftoffset - px);
-				newpatch->topoffset = (newpatch->height / 2) + (SHORT(patch->topoffset) - py);
-			}
-
-			//BP: we cannot use special tric in hardware mode because feet in ground caused by z-buffer
-			if (rendermode != render_none) // not for psprite
-				newpatch->topoffset += FEETADJUST>>FRACBITS;
-
-			// P_PrecacheLevel
-			if (devparm) spritememory += size;
-
-			// convert everything to little-endian, for big-endian support
-			newpatch->width = SHORT(newpatch->width);
-			newpatch->height = SHORT(newpatch->height);
-			newpatch->leftoffset = SHORT(newpatch->leftoffset);
-			newpatch->topoffset = SHORT(newpatch->topoffset);
-
-#ifdef HWRENDER
-			if (rendermode == render_opengl)
-			{
-				GLPatch_t *grPatch = Z_Calloc(sizeof(GLPatch_t), PU_HWRPATCHINFO, NULL);
-				grPatch->mipmap = Z_Calloc(sizeof(GLMipmap_t), PU_HWRPATCHINFO, NULL);
-				grPatch->rawpatch = newpatch;
-				sprframe->rotsprite.patch[rot][angle] = (patch_t *)grPatch;
-				HWR_MakePatch(newpatch, grPatch, grPatch->mipmap, false);
-			}
-			else
-#endif // HWRENDER
-				sprframe->rotsprite.patch[rot][angle] = newpatch;
-
-			// free rotated image data
-			Z_Free(rawdst);
-		}
-
-		// This rotation is cached now
-		sprframe->rotsprite.cached |= (1<<rot);
-
-		// free image data
-		Z_Free(patch);
-	}
-#undef SPRITE_XCENTER
-#undef SPRITE_YCENTER
-#undef ROTSPRITE_XCENTER
-#undef ROTSPRITE_YCENTER
-}
-
-//
-// R_FreeSingleRotSprite
-//
-// Free sprite rotation data from memory, for a single spritedef.
-//
-void R_FreeSingleRotSprite(spritedef_t *spritedef)
-{
-	UINT8 frame;
-	INT32 rot, ang;
-
-	for (frame = 0; frame < spritedef->numframes; frame++)
-	{
-		spriteframe_t *sprframe = &spritedef->spriteframes[frame];
-		for (rot = 0; rot < 16; rot++)
-		{
-			if (sprframe->rotsprite.cached & (1<<rot))
-			{
-				for (ang = 0; ang < ROTANGLES; ang++)
-				{
-					patch_t *rotsprite = sprframe->rotsprite.patch[rot][ang];
-					if (rotsprite)
-					{
-#ifdef HWRENDER
-						if (rendermode == render_opengl)
-						{
-							GLPatch_t *grPatch = (GLPatch_t *)rotsprite;
-							if (grPatch->rawpatch)
-							{
-								Z_Free(grPatch->rawpatch);
-								grPatch->rawpatch = NULL;
-							}
-							if (grPatch->mipmap)
-							{
-								if (grPatch->mipmap->data)
-								{
-									Z_Free(grPatch->mipmap->data);
-									grPatch->mipmap->data = NULL;
-								}
-								Z_Free(grPatch->mipmap);
-								grPatch->mipmap = NULL;
-							}
-						}
-#endif
-						Z_Free(rotsprite);
-					}
-				}
-				sprframe->rotsprite.cached &= ~(1<<rot);
-			}
-		}
-	}
-}
-
-//
-// R_FreeSkinRotSprite
-//
-// Free sprite rotation data from memory, for a skin.
-// Calls R_FreeSingleRotSprite.
-//
-void R_FreeSkinRotSprite(size_t skinnum)
-{
-	size_t i;
-	skin_t *skin = &skins[skinnum];
-	spritedef_t *skinsprites = skin->sprites;
-	for (i = 0; i < NUMPLAYERSPRITES*2; i++)
-	{
-		R_FreeSingleRotSprite(skinsprites);
-		skinsprites++;
-	}
-}
-
-//
-// R_FreeAllRotSprite
-//
-// Free ALL sprite rotation data from memory.
-//
-void R_FreeAllRotSprite(void)
-{
-	INT32 i;
-	size_t s;
-	for (s = 0; s < numsprites; s++)
-		R_FreeSingleRotSprite(&sprites[s]);
-	for (i = 0; i < numskins; ++i)
-		R_FreeSkinRotSprite(i);
-}
-#endif

src/r_picformats.h

@@ -24,6 +24,7 @@ typedef enum
 	// Doom formats
 	PICFMT_PATCH,
 	PICFMT_FLAT,
+	PICFMT_DOOMPATCH,
 
 	// PNG
 	PICFMT_PNG,
@@ -31,10 +32,12 @@ typedef enum
 	// 16bpp
 	PICFMT_PATCH16,
 	PICFMT_FLAT16,
+	PICFMT_DOOMPATCH16,
 
 	// 32bpp
 	PICFMT_PATCH32,
-	PICFMT_FLAT32
+	PICFMT_FLAT32,
+	PICFMT_DOOMPATCH32
 } pictureformat_t;
 
 typedef enum
@@ -76,8 +79,10 @@ void *Picture_TextureToFlat(size_t trickytex);
 
 INT32 Picture_FormatBPP(pictureformat_t format);
 boolean Picture_IsPatchFormat(pictureformat_t format);
+boolean Picture_IsInternalPatchFormat(pictureformat_t format);
+boolean Picture_IsDoomPatchFormat(pictureformat_t format);
 boolean Picture_IsFlatFormat(pictureformat_t format);
-boolean Picture_CheckIfPatch(patch_t *patch, size_t size);
+boolean Picture_CheckIfDoomPatch(softwarepatch_t *patch, size_t size);
 
 // Structs
 typedef enum
@@ -120,15 +125,4 @@ extern spriteinfo_t spriteinfo[NUMSPRITES];
 void R_LoadSpriteInfoLumps(UINT16 wadnum, UINT16 numlumps);
 void R_ParseSPRTINFOLump(UINT16 wadNum, UINT16 lumpNum);
 
-// Sprite rotation
+#endif // __R_PICFORMATS__
-#ifdef ROTSPRITE
-INT32 R_GetRollAngle(angle_t rollangle);
-void R_CacheRotSprite(spritenum_t sprnum, UINT8 frame, spriteinfo_t *sprinfo, spriteframe_t *sprframe, INT32 rot, UINT8 flip);
-void R_FreeSingleRotSprite(spritedef_t *spritedef);
-void R_FreeSkinRotSprite(size_t skinnum);
-extern fixed_t rollcosang[ROTANGLES];
-extern fixed_t rollsinang[ROTANGLES];
-void R_FreeAllRotSprite(void);
-#endif
-
-#endif // __R_PATCH__

src/r_plane.c

@@ -115,33 +115,40 @@ void R_InitPlanes(void)
 }
 
 //
-// Water ripple effect!!
+// Water ripple effect
 // Needs the height of the plane, and the vertical position of the span.
-// Sets ripple_xfrac and ripple_yfrac, added to ds_xfrac and ds_yfrac, if the span is not tilted.
+// Sets planeripple.xfrac and planeripple.yfrac, added to ds_xfrac and ds_yfrac, if the span is not tilted.
 //
 
-#ifndef NOWATER
+struct
-INT32 ds_bgofs;
+{
-INT32 ds_waterofs;
+	INT32 offset;
+	fixed_t xfrac, yfrac;
+	boolean active;
+} planeripple;
 
-static INT32 wtofs=0;
+static void R_CalculatePlaneRipple(visplane_t *plane, INT32 y, fixed_t plheight, boolean calcfrac)
-static boolean itswater;
-static fixed_t ripple_xfrac;
-static fixed_t ripple_yfrac;
-
-static void R_PlaneRipple(visplane_t *plane, INT32 y, fixed_t plheight)
 {
 	fixed_t distance = FixedMul(plheight, yslope[y]);
-	const INT32 yay = (wtofs + (distance>>9) ) & 8191;
+	const INT32 yay = (planeripple.offset + (distance>>9)) & 8191;
+
 	// ripples da water texture
-	angle_t angle = (plane->viewangle + plane->plangle)>>ANGLETOFINESHIFT;
 	ds_bgofs = FixedDiv(FINESINE(yay), (1<<12) + (distance>>11))>>FRACBITS;
 
-	angle = (angle + 2048) & 8191;  // 90 degrees
+	if (calcfrac)
-	ripple_xfrac = FixedMul(FINECOSINE(angle), (ds_bgofs<<FRACBITS));
+	{
-	ripple_yfrac = FixedMul(FINESINE(angle), (ds_bgofs<<FRACBITS));
+		angle_t angle = (plane->viewangle + plane->plangle)>>ANGLETOFINESHIFT;
+		angle = (angle + 2048) & 8191; // 90 degrees
+		planeripple.xfrac = FixedMul(FINECOSINE(angle), (ds_bgofs<<FRACBITS));
+		planeripple.yfrac = FixedMul(FINESINE(angle), (ds_bgofs<<FRACBITS));
+	}
+}
+
+static void R_UpdatePlaneRipple(void)
+{
+	ds_waterofs = (leveltime & 1)*16384;
+	planeripple.offset = (leveltime * 140);
 }
-#endif
 
 //
 // R_MapPlane
@@ -159,7 +166,7 @@ static void R_PlaneRipple(visplane_t *plane, INT32 y, fixed_t plheight)
 void R_MapPlane(INT32 y, INT32 x1, INT32 x2)
 {
 	angle_t angle, planecos, planesin;
-	fixed_t distance, span;
+	fixed_t distance = 0, span;
 	size_t pindex;
 
 #ifdef RANGECHECK
@@ -167,41 +174,51 @@ void R_MapPlane(INT32 y, INT32 x1, INT32 x2)
 		I_Error("R_MapPlane: %d, %d at %d", x1, x2, y);
 #endif
 
-	// from r_splats's R_RenderFloorSplat
+	if (x1 >= vid.width)
-	if (x1 >= vid.width) x1 = vid.width - 1;
+		x1 = vid.width - 1;
 
-	angle = (currentplane->viewangle + currentplane->plangle)>>ANGLETOFINESHIFT;
+	if (!currentplane->slope)
-	planecos = FINECOSINE(angle);
-	planesin = FINESINE(angle);
-
-	if (planeheight != cachedheight[y])
 	{
-		cachedheight[y] = planeheight;
+		angle = (currentplane->viewangle + currentplane->plangle)>>ANGLETOFINESHIFT;
-		distance = cacheddistance[y] = FixedMul(planeheight, yslope[y]);
+		planecos = FINECOSINE(angle);
-		ds_xstep = cachedxstep[y] = FixedMul(distance, basexscale);
+		planesin = FINESINE(angle);
-		ds_ystep = cachedystep[y] = FixedMul(distance, baseyscale);
 
-		if ((span = abs(centery-y)))
+		if (planeheight != cachedheight[y])
 		{
-			ds_xstep = cachedxstep[y] = FixedMul(planesin, planeheight) / span;
+			cachedheight[y] = planeheight;
-			ds_ystep = cachedystep[y] = FixedMul(planecos, planeheight) / span;
+			cacheddistance[y] = distance = FixedMul(planeheight, yslope[y]);
+			span = abs(centery - y);
+
+			if (span) // don't divide by zero
+			{
+				ds_xstep = FixedMul(planesin, planeheight) / span;
+				ds_ystep = FixedMul(planecos, planeheight) / span;
+			}
+			else
+			{
+				ds_xstep = FixedMul(distance, basexscale);
+				ds_ystep = FixedMul(distance, baseyscale);
+			}
+
+			cachedxstep[y] = ds_xstep;
+			cachedystep[y] = ds_ystep;
 		}
-	}
+		else
-	else
+		{
-	{
+			distance = cacheddistance[y];
-		distance = cacheddistance[y];
+			ds_xstep = cachedxstep[y];
-		ds_xstep = cachedxstep[y];
+			ds_ystep = cachedystep[y];
-		ds_ystep = cachedystep[y];
+		}
+
+		ds_xfrac = xoffs + FixedMul(planecos, distance) + (x1 - centerx) * ds_xstep;
+		ds_yfrac = yoffs - FixedMul(planesin, distance) + (x1 - centerx) * ds_ystep;
 	}
 
-	ds_xfrac = xoffs + FixedMul(planecos, distance) + (x1 - centerx) * ds_xstep;
+	// Water ripple effect
-	ds_yfrac = yoffs - FixedMul(planesin, distance) + (x1 - centerx) * ds_ystep;
+	if (planeripple.active)
-
-#ifndef NOWATER
-	if (itswater)
 	{
 		// Needed for ds_bgofs
-		R_PlaneRipple(currentplane, y, planeheight);
+		R_CalculatePlaneRipple(currentplane, y, planeheight, (!currentplane->slope));
 
 		if (currentplane->slope)
 		{
@@ -211,25 +228,25 @@ void R_MapPlane(INT32 y, INT32 x1, INT32 x2)
 		}
 		else
 		{
-			ds_xfrac += ripple_xfrac;
+			ds_xfrac += planeripple.xfrac;
-			ds_yfrac += ripple_yfrac;
+			ds_yfrac += planeripple.yfrac;
 		}
 
-		if (y+ds_bgofs>=viewheight)
+		if ((y + ds_bgofs) >= viewheight)
 			ds_bgofs = viewheight-y-1;
-		if (y+ds_bgofs<0)
+		if ((y + ds_bgofs) < 0)
 			ds_bgofs = -y;
 	}
-#endif
-
-	pindex = distance >> LIGHTZSHIFT;
-	if (pindex >= MAXLIGHTZ)
-		pindex = MAXLIGHTZ - 1;
 
 	if (currentplane->slope)
 		ds_colormap = colormaps;
 	else
+	{
+		pindex = distance >> LIGHTZSHIFT;
+		if (pindex >= MAXLIGHTZ)
+			pindex = MAXLIGHTZ - 1;
 		ds_colormap = planezlight[pindex];
+	}
 
 	if (currentplane->extra_colormap)
 		ds_colormap = currentplane->extra_colormap->colormap + (ds_colormap - colormaps);
@@ -592,9 +609,7 @@ void R_DrawPlanes(void)
 	visplane_t *pl;
 	INT32 i;
 
-	// Note: are these two lines really needed?
+	R_UpdatePlaneRipple();
-	// R_DrawSinglePlane and R_DrawSkyPlane do span/column drawer resets themselves anyway
-	spanfunc = spanfuncs[BASEDRAWFUNC];
 
 	for (i = 0; i < MAXVISPLANES; i++, pl++)
 	{
@@ -606,10 +621,6 @@ void R_DrawPlanes(void)
 			R_DrawSinglePlane(pl);
 		}
 	}
-#ifndef NOWATER
-	ds_waterofs = (leveltime & 1)*16384;
-	wtofs = leveltime * 140;
-#endif
 }
 
 // R_DrawSkyPlane
@@ -655,46 +666,48 @@ static void R_DrawSkyPlane(visplane_t *pl)
 	}
 }
 
-static void R_SlopeVectors(visplane_t *pl, INT32 i, float fudge)
+// Potentially override other stuff for now cus we're mean. :< But draw a slope plane!
+// I copied ZDoom's code and adapted it to SRB2... -Red
+void R_CalculateSlopeVectors(pslope_t *slope, fixed_t planeviewx, fixed_t planeviewy, fixed_t planeviewz, fixed_t planexscale, fixed_t planeyscale, fixed_t planexoffset, fixed_t planeyoffset, angle_t planeviewangle, angle_t planeangle, float fudge)
 {
-	// Potentially override other stuff for now cus we're mean. :< But draw a slope plane!
-	// I copied ZDoom's code and adapted it to SRB2... -Red
 	floatv3_t p, m, n;
 	float ang;
 	float vx, vy, vz;
+	float xscale = FIXED_TO_FLOAT(planexscale);
+	float yscale = FIXED_TO_FLOAT(planeyscale);
 	// compiler complains when P_GetSlopeZAt is used in FLOAT_TO_FIXED directly
 	// use this as a temp var to store P_GetSlopeZAt's return value each time
 	fixed_t temp;
 
-	vx = FIXED_TO_FLOAT(pl->viewx+xoffs);
+	vx = FIXED_TO_FLOAT(planeviewx+planexoffset);
-	vy = FIXED_TO_FLOAT(pl->viewy-yoffs);
+	vy = FIXED_TO_FLOAT(planeviewy-planeyoffset);
-	vz = FIXED_TO_FLOAT(pl->viewz);
+	vz = FIXED_TO_FLOAT(planeviewz);
 
-	temp = P_GetSlopeZAt(pl->slope, pl->viewx, pl->viewy);
+	temp = P_GetSlopeZAt(slope, planeviewx, planeviewy);
 	zeroheight = FIXED_TO_FLOAT(temp);
 
 	// p is the texture origin in view space
 	// Don't add in the offsets at this stage, because doing so can result in
 	// errors if the flat is rotated.
-	ang = ANG2RAD(ANGLE_270 - pl->viewangle);
+	ang = ANG2RAD(ANGLE_270 - planeviewangle);
 	p.x = vx * cos(ang) - vy * sin(ang);
 	p.z = vx * sin(ang) + vy * cos(ang);
-	temp = P_GetSlopeZAt(pl->slope, -xoffs, yoffs);
+	temp = P_GetSlopeZAt(slope, -planexoffset, planeyoffset);
 	p.y = FIXED_TO_FLOAT(temp) - vz;
 
 	// m is the v direction vector in view space
-	ang = ANG2RAD(ANGLE_180 - (pl->viewangle + pl->plangle));
+	ang = ANG2RAD(ANGLE_180 - (planeviewangle + planeangle));
-	m.x = cos(ang);
+	m.x = yscale * cos(ang);
-	m.z = sin(ang);
+	m.z = yscale * sin(ang);
 
 	// n is the u direction vector in view space
-	n.x = sin(ang);
+	n.x = xscale * sin(ang);
-	n.z = -cos(ang);
+	n.z = -xscale * cos(ang);
 
-	ang = ANG2RAD(pl->plangle);
+	ang = ANG2RAD(planeangle);
-	temp = P_GetSlopeZAt(pl->slope, pl->viewx + FLOAT_TO_FIXED(sin(ang)), pl->viewy + FLOAT_TO_FIXED(cos(ang)));
+	temp = P_GetSlopeZAt(slope, planeviewx + yscale * FLOAT_TO_FIXED(sin(ang)), planeviewy + yscale * FLOAT_TO_FIXED(cos(ang)));
 	m.y = FIXED_TO_FLOAT(temp) - zeroheight;
-	temp = P_GetSlopeZAt(pl->slope, pl->viewx + FLOAT_TO_FIXED(cos(ang)), pl->viewy - FLOAT_TO_FIXED(sin(ang)));
+	temp = P_GetSlopeZAt(slope, planeviewx + xscale * FLOAT_TO_FIXED(cos(ang)), planeviewy - xscale * FLOAT_TO_FIXED(sin(ang)));
 	n.y = FIXED_TO_FLOAT(temp) - zeroheight;
 
 	if (ds_powersoftwo)
@@ -710,42 +723,62 @@ static void R_SlopeVectors(visplane_t *pl, INT32 i, float fudge)
 
 	// Eh. I tried making this stuff fixed-point and it exploded on me. Here's a macro for the only floating-point vector function I recall using.
 #define CROSS(d, v1, v2) \
-d.x = (v1.y * v2.z) - (v1.z * v2.y);\
+d->x = (v1.y * v2.z) - (v1.z * v2.y);\
-d.y = (v1.z * v2.x) - (v1.x * v2.z);\
+d->y = (v1.z * v2.x) - (v1.x * v2.z);\
-d.z = (v1.x * v2.y) - (v1.y * v2.x)
+d->z = (v1.x * v2.y) - (v1.y * v2.x)
-	CROSS(ds_su[i], p, m);
+		CROSS(ds_sup, p, m);
-	CROSS(ds_sv[i], p, n);
+		CROSS(ds_svp, p, n);
-	CROSS(ds_sz[i], m, n);
+		CROSS(ds_szp, m, n);
 #undef CROSS
 
-	ds_su[i].z *= focallengthf;
+	ds_sup->z *= focallengthf;
-	ds_sv[i].z *= focallengthf;
+	ds_svp->z *= focallengthf;
-	ds_sz[i].z *= focallengthf;
+	ds_szp->z *= focallengthf;
 
 	// Premultiply the texture vectors with the scale factors
 #define SFMULT 65536.f
 	if (ds_powersoftwo)
 	{
-		ds_su[i].x *= (SFMULT * (1<<nflatshiftup));
+		ds_sup->x *= (SFMULT * (1<<nflatshiftup));
-		ds_su[i].y *= (SFMULT * (1<<nflatshiftup));
+		ds_sup->y *= (SFMULT * (1<<nflatshiftup));
-		ds_su[i].z *= (SFMULT * (1<<nflatshiftup));
+		ds_sup->z *= (SFMULT * (1<<nflatshiftup));
-		ds_sv[i].x *= (SFMULT * (1<<nflatshiftup));
+		ds_svp->x *= (SFMULT * (1<<nflatshiftup));
-		ds_sv[i].y *= (SFMULT * (1<<nflatshiftup));
+		ds_svp->y *= (SFMULT * (1<<nflatshiftup));
-		ds_sv[i].z *= (SFMULT * (1<<nflatshiftup));
+		ds_svp->z *= (SFMULT * (1<<nflatshiftup));
 	}
 	else
 	{
 		// Lactozilla: I'm essentially multiplying the vectors by FRACUNIT...
-		ds_su[i].x *= SFMULT;
+		ds_sup->x *= SFMULT;
-		ds_su[i].y *= SFMULT;
+		ds_sup->y *= SFMULT;
-		ds_su[i].z *= SFMULT;
+		ds_sup->z *= SFMULT;
-		ds_sv[i].x *= SFMULT;
+		ds_svp->x *= SFMULT;
-		ds_sv[i].y *= SFMULT;
+		ds_svp->y *= SFMULT;
-		ds_sv[i].z *= SFMULT;
+		ds_svp->z *= SFMULT;
 	}
 #undef SFMULT
 }
 
+void R_SetTiltedSpan(INT32 span)
+{
+	if (ds_su == NULL)
+		ds_su = Z_Malloc(sizeof(*ds_su) * vid.height, PU_STATIC, NULL);
+	if (ds_sv == NULL)
+		ds_sv = Z_Malloc(sizeof(*ds_sv) * vid.height, PU_STATIC, NULL);
+	if (ds_sz == NULL)
+		ds_sz = Z_Malloc(sizeof(*ds_sz) * vid.height, PU_STATIC, NULL);
+
+	ds_sup = &ds_su[span];
+	ds_svp = &ds_sv[span];
+	ds_szp = &ds_sz[span];
+}
+
+static void R_SetSlopePlaneVectors(visplane_t *pl, INT32 y, fixed_t xoff, fixed_t yoff, float fudge)
+{
+	R_SetTiltedSpan(y);
+	R_CalculateSlopeVectors(pl->slope, pl->viewx, pl->viewy, pl->viewz, FRACUNIT, FRACUNIT, xoff, yoff, pl->viewangle, pl->plangle, fudge);
+}
+
 void R_DrawSinglePlane(visplane_t *pl)
 {
 	levelflat_t *levelflat;
@@ -755,6 +788,7 @@ void R_DrawSinglePlane(visplane_t *pl)
 	ffloor_t *rover;
 	int type;
 	int spanfunctype = BASEDRAWFUNC;
+	angle_t viewang = viewangle;
 
 	if (!(pl->minx <= pl->maxx))
 		return;
@@ -766,9 +800,7 @@ void R_DrawSinglePlane(visplane_t *pl)
 		return;
 	}
 
-#ifndef NOWATER
+	planeripple.active = false;
-	itswater = false;
-#endif
 	spanfunc = spanfuncs[BASEDRAWFUNC];
 
 	if (pl->polyobj)
@@ -779,7 +811,7 @@ void R_DrawSinglePlane(visplane_t *pl)
 		else if (pl->polyobj->translucency > 0)
 		{
 			spanfunctype = (pl->polyobj->flags & POF_SPLAT) ? SPANDRAWFUNC_TRANSSPLAT : SPANDRAWFUNC_TRANS;
-			ds_transmap = transtables + ((pl->polyobj->translucency-1)<<FF_TRANSSHIFT);
+			ds_transmap = R_GetTranslucencyTable(pl->polyobj->translucency);
 		}
 		else if (pl->polyobj->flags & POF_SPLAT) // Opaque, but allow transparent flat pixels
 			spanfunctype = SPANDRAWFUNC_SPLAT;
@@ -818,23 +850,23 @@ void R_DrawSinglePlane(visplane_t *pl)
 				if (pl->ffloor->alpha < 12)
 					return; // Don't even draw it
 				else if (pl->ffloor->alpha < 38)
-					ds_transmap = transtables + ((tr_trans90-1)<<FF_TRANSSHIFT);
+					ds_transmap = R_GetTranslucencyTable(tr_trans90);
 				else if (pl->ffloor->alpha < 64)
-					ds_transmap = transtables + ((tr_trans80-1)<<FF_TRANSSHIFT);
+					ds_transmap = R_GetTranslucencyTable(tr_trans80);
 				else if (pl->ffloor->alpha < 89)
-					ds_transmap = transtables + ((tr_trans70-1)<<FF_TRANSSHIFT);
+					ds_transmap = R_GetTranslucencyTable(tr_trans70);
 				else if (pl->ffloor->alpha < 115)
-					ds_transmap = transtables + ((tr_trans60-1)<<FF_TRANSSHIFT);
+					ds_transmap = R_GetTranslucencyTable(tr_trans60);
 				else if (pl->ffloor->alpha < 140)
-					ds_transmap = transtables + ((tr_trans50-1)<<FF_TRANSSHIFT);
+					ds_transmap = R_GetTranslucencyTable(tr_trans50);
 				else if (pl->ffloor->alpha < 166)
-					ds_transmap = transtables + ((tr_trans40-1)<<FF_TRANSSHIFT);
+					ds_transmap = R_GetTranslucencyTable(tr_trans40);
 				else if (pl->ffloor->alpha < 192)
-					ds_transmap = transtables + ((tr_trans30-1)<<FF_TRANSSHIFT);
+					ds_transmap = R_GetTranslucencyTable(tr_trans30);
 				else if (pl->ffloor->alpha < 217)
-					ds_transmap = transtables + ((tr_trans20-1)<<FF_TRANSSHIFT);
+					ds_transmap = R_GetTranslucencyTable(tr_trans20);
 				else if (pl->ffloor->alpha < 243)
-					ds_transmap = transtables + ((tr_trans10-1)<<FF_TRANSSHIFT);
+					ds_transmap = R_GetTranslucencyTable(tr_trans10);
 				else // Opaque, but allow transparent flat pixels
 					spanfunctype = SPANDRAWFUNC_SPLAT;
 
@@ -850,12 +882,12 @@ void R_DrawSinglePlane(visplane_t *pl)
 			}
 			else light = (pl->lightlevel >> LIGHTSEGSHIFT);
 
-	#ifndef NOWATER
 			if (pl->ffloor->flags & FF_RIPPLE)
 			{
 				INT32 top, bottom;
 
-				itswater = true;
+				planeripple.active = true;
+
 				if (spanfunctype == SPANDRAWFUNC_TRANS)
 				{
 					spanfunctype = SPANDRAWFUNC_WATER;
@@ -875,26 +907,11 @@ void R_DrawSinglePlane(visplane_t *pl)
 										 vid.width, vid.width);
 				}
 			}
-	#endif
 		}
 		else
 			light = (pl->lightlevel >> LIGHTSEGSHIFT);
 	}
 
-	if (!pl->slope // Don't mess with angle on slopes! We'll handle this ourselves later
-		&& viewangle != pl->viewangle+pl->plangle)
-	{
-		memset(cachedheight, 0, sizeof (cachedheight));
-		angle = (pl->viewangle+pl->plangle-ANGLE_90)>>ANGLETOFINESHIFT;
-		basexscale = FixedDiv(FINECOSINE(angle),centerxfrac);
-		baseyscale = -FixedDiv(FINESINE(angle),centerxfrac);
-		viewangle = pl->viewangle+pl->plangle;
-	}
-
-	xoffs = pl->xoffs;
-	yoffs = pl->yoffs;
-	planeheight = abs(pl->height - pl->viewz);
-
 	currentplane = pl;
 	levelflat = &levelflats[pl->picnum];
 
@@ -919,6 +936,20 @@ void R_DrawSinglePlane(visplane_t *pl)
 				R_CheckFlatLength(ds_flatwidth * ds_flatheight);
 	}
 
+	if (!pl->slope // Don't mess with angle on slopes! We'll handle this ourselves later
+		&& viewangle != pl->viewangle+pl->plangle)
+	{
+		memset(cachedheight, 0, sizeof (cachedheight));
+		angle = (pl->viewangle+pl->plangle-ANGLE_90)>>ANGLETOFINESHIFT;
+		basexscale = FixedDiv(FINECOSINE(angle),centerxfrac);
+		baseyscale = -FixedDiv(FINESINE(angle),centerxfrac);
+		viewangle = pl->viewangle+pl->plangle;
+	}
+
+	xoffs = pl->xoffs;
+	yoffs = pl->yoffs;
+	planeheight = abs(pl->height - pl->viewz);
+
 	if (light >= LIGHTLEVELS)
 		light = LIGHTLEVELS-1;
 
@@ -978,50 +1009,41 @@ void R_DrawSinglePlane(visplane_t *pl)
 				xoffs -= (pl->slope->o.x + (1 << (31-nflatshiftup))) & ~((1 << (32-nflatshiftup))-1);
 				yoffs += (pl->slope->o.y + (1 << (31-nflatshiftup))) & ~((1 << (32-nflatshiftup))-1);
 			}
+
 			xoffs = (fixed_t)(xoffs*fudgecanyon);
 			yoffs = (fixed_t)(yoffs/fudgecanyon);
 		}
 
-		ds_sup = &ds_su[0];
+		if (planeripple.active)
-		ds_svp = &ds_sv[0];
-		ds_szp = &ds_sz[0];
-
-#ifndef NOWATER
-		if (itswater)
 		{
-			INT32 i;
 			fixed_t plheight = abs(P_GetSlopeZAt(pl->slope, pl->viewx, pl->viewy) - pl->viewz);
-			fixed_t rxoffs = xoffs;
-			fixed_t ryoffs = yoffs;
 
 			R_PlaneBounds(pl);
 
-			for (i = pl->high; i < pl->low; i++)
+			for (x = pl->high; x < pl->low; x++)
 			{
-				R_PlaneRipple(pl, i, plheight);
+				R_CalculatePlaneRipple(pl, x, plheight, true);
-				xoffs = rxoffs + ripple_xfrac;
+				R_SetSlopePlaneVectors(pl, x, (xoffs + planeripple.xfrac), (yoffs + planeripple.yfrac), fudgecanyon);
-				yoffs = ryoffs + ripple_yfrac;
-				R_SlopeVectors(pl, i, fudgecanyon);
 			}
-
-			xoffs = rxoffs;
-			yoffs = ryoffs;
 		}
 		else
-#endif
+			R_SetSlopePlaneVectors(pl, 0, xoffs, yoffs, fudgecanyon);
-			R_SlopeVectors(pl, 0, fudgecanyon);
 
-#ifndef NOWATER
+		switch (spanfunctype)
-		if (itswater && (spanfunctype == SPANDRAWFUNC_WATER))
+		{
-			spanfunctype = SPANDRAWFUNC_TILTEDWATER;
+			case SPANDRAWFUNC_WATER:
-		else
+				spanfunctype = SPANDRAWFUNC_TILTEDWATER;
-#endif
+				break;
-		if (spanfunctype == SPANDRAWFUNC_TRANS)
+			case SPANDRAWFUNC_TRANS:
-			spanfunctype = SPANDRAWFUNC_TILTEDTRANS;
+				spanfunctype = SPANDRAWFUNC_TILTEDTRANS;
-		else if (spanfunctype == SPANDRAWFUNC_SPLAT)
+				break;
-			spanfunctype = SPANDRAWFUNC_TILTEDSPLAT;
+			case SPANDRAWFUNC_SPLAT:
-		else
+				spanfunctype = SPANDRAWFUNC_TILTEDSPLAT;
-			spanfunctype = SPANDRAWFUNC_TILTED;
+				break;
+			default:
+				spanfunctype = SPANDRAWFUNC_TILTED;
+				break;
+		}
 
 		planezlight = scalelight[light];
 	}
@@ -1081,7 +1103,7 @@ using the palette colors.
 	if (spanfunc == spanfuncs[BASEDRAWFUNC])
 	{
 		INT32 i;
-		ds_transmap = transtables + ((tr_trans50-1)<<FF_TRANSSHIFT);
+		ds_transmap = R_GetTranslucencyTable(tr_trans50);
 		spanfunc = spanfuncs[SPANDRAWFUNC_TRANS];
 		for (i=0; i<4; i++)
 		{
@@ -1131,6 +1153,8 @@ using the palette colors.
 		}
 	}
 #endif
+
+	viewangle = viewang;
 }
 
 void R_PlaneBounds(visplane_t *plane)

src/r_plane.h

@@ -87,11 +87,18 @@ visplane_t *R_CheckPlane(visplane_t *pl, INT32 start, INT32 stop);
 void R_ExpandPlane(visplane_t *pl, INT32 start, INT32 stop);
 void R_PlaneBounds(visplane_t *plane);
 
-// Draws a single visplane.
-void R_DrawSinglePlane(visplane_t *pl);
 void R_CheckFlatLength(size_t size);
 boolean R_CheckPowersOfTwo(void);
 
+// Draws a single visplane.
+void R_DrawSinglePlane(visplane_t *pl);
+
+// Calculates the slope vectors needed for tilted span drawing.
+void R_CalculateSlopeVectors(pslope_t *slope, fixed_t planeviewx, fixed_t planeviewy, fixed_t planeviewz, fixed_t planexscale, fixed_t planeyscale, fixed_t planexoffset, fixed_t planeyoffset, angle_t planeviewangle, angle_t planeangle, float fudge);
+
+// Sets the slope vector pointers for the current tilted span.
+void R_SetTiltedSpan(INT32 span);
+
 typedef struct planemgr_s
 {
 	visplane_t *plane;

src/r_segs.c

@@ -25,6 +25,7 @@
 #include "p_local.h" // Camera...
 #include "p_slopes.h"
 #include "console.h" // con_clipviewtop
+#include "taglist.h"
 
 // OPTIMIZE: closed two sided lines as single sided
 
@@ -72,170 +73,6 @@ static lighttable_t **walllights;
 static INT16 *maskedtexturecol;
 static fixed_t *maskedtextureheight = NULL;
 
-// ==========================================================================
-// R_Splats Wall Splats Drawer
-// ==========================================================================
-
-#ifdef WALLSPLATS
-static INT16 last_ceilingclip[MAXVIDWIDTH];
-static INT16 last_floorclip[MAXVIDWIDTH];
-
-static void R_DrawSplatColumn(column_t *column)
-{
-	INT32 topscreen, bottomscreen;
-	fixed_t basetexturemid;
-	INT32 topdelta, prevdelta = -1;
-
-	basetexturemid = dc_texturemid;
-
-	for (; column->topdelta != 0xff ;)
-	{
-		// calculate unclipped screen coordinates for post
-		topdelta = column->topdelta;
-		if (topdelta <= prevdelta)
-			topdelta += prevdelta;
-		prevdelta = topdelta;
-		topscreen = sprtopscreen + spryscale*topdelta;
-		bottomscreen = topscreen + spryscale*column->length;
-
-		dc_yl = (topscreen+FRACUNIT-1)>>FRACBITS;
-		dc_yh = (bottomscreen-1)>>FRACBITS;
-
-		if (dc_yh >= last_floorclip[dc_x])
-			dc_yh = last_floorclip[dc_x] - 1;
-		if (dc_yl <= last_ceilingclip[dc_x])
-			dc_yl = last_ceilingclip[dc_x] + 1;
-		if (dc_yl <= dc_yh && dl_yh < vid.height && yh > 0)
-		{
-			dc_source = (UINT8 *)column + 3;
-			dc_texturemid = basetexturemid - (topdelta<<FRACBITS);
-
-			// Drawn by R_DrawColumn.
-			colfunc();
-		}
-		column = (column_t *)((UINT8 *)column + column->length + 4);
-	}
-
-	dc_texturemid = basetexturemid;
-}
-
-static void R_DrawWallSplats(void)
-{
-	wallsplat_t *splat;
-	seg_t *seg;
-	angle_t angle, angle1, angle2;
-	INT32 x1, x2;
-	size_t pindex;
-	column_t *col;
-	patch_t *patch;
-	fixed_t texturecolumn;
-
-	splat = (wallsplat_t *)linedef->splats;
-
-	I_Assert(splat != NULL);
-
-	seg = ds_p->curline;
-
-	// draw all splats from the line that touches the range of the seg
-	for (; splat; splat = splat->next)
-	{
-		angle1 = R_PointToAngle(splat->v1.x, splat->v1.y);
-		angle2 = R_PointToAngle(splat->v2.x, splat->v2.y);
-		angle1 = (angle1 - viewangle + ANGLE_90)>>ANGLETOFINESHIFT;
-		angle2 = (angle2 - viewangle + ANGLE_90)>>ANGLETOFINESHIFT;
-		// out of the viewangletox lut
-		/// \todo clip it to the screen
-		if (angle1 > FINEANGLES/2 || angle2 > FINEANGLES/2)
-			continue;
-		x1 = viewangletox[angle1];
-		x2 = viewangletox[angle2];
-
-		if (x1 >= x2)
-			continue; // does not cross a pixel
-
-		// splat is not in this seg range
-		if (x2 < ds_p->x1 || x1 > ds_p->x2)
-			continue;
-
-		if (x1 < ds_p->x1)
-			x1 = ds_p->x1;
-		if (x2 > ds_p->x2)
-			x2 = ds_p->x2;
-		if (x2 <= x1)
-			continue;
-
-		// calculate incremental stepping values for texture edges
-		rw_scalestep = ds_p->scalestep;
-		spryscale = ds_p->scale1 + (x1 - ds_p->x1)*rw_scalestep;
-		mfloorclip = floorclip;
-		mceilingclip = ceilingclip;
-
-		patch = W_CachePatchNum(splat->patch, PU_PATCH);
-
-		dc_texturemid = splat->top + (SHORT(patch->height)<<(FRACBITS-1)) - viewz;
-		if (splat->yoffset)
-			dc_texturemid += *splat->yoffset;
-
-		sprtopscreen = centeryfrac - FixedMul(dc_texturemid, spryscale);
-
-		// set drawing mode
-		switch (splat->flags & SPLATDRAWMODE_MASK)
-		{
-			case SPLATDRAWMODE_OPAQUE:
-				colfunc = colfuncs[BASEDRAWFUNC];
-				break;
-			case SPLATDRAWMODE_TRANS:
-				if (!cv_translucency.value)
-					colfunc = colfuncs[BASEDRAWFUNC];
-				else
-				{
-					dc_transmap = transtables + ((tr_trans50 - 1)<<FF_TRANSSHIFT);
-					colfunc = colfuncs[COLDRAWFUNC_FUZZY];
-				}
-
-				break;
-			case SPLATDRAWMODE_SHADE:
-				colfunc = colfuncs[COLDRAWFUNC_SHADE];
-				break;
-		}
-
-		dc_texheight = 0;
-
-		// draw the columns
-		for (dc_x = x1; dc_x <= x2; dc_x++, spryscale += rw_scalestep)
-		{
-			pindex = FixedMul(spryscale, LIGHTRESOLUTIONFIX)>>LIGHTSCALESHIFT;
-			if (pindex >= MAXLIGHTSCALE)
-				pindex = MAXLIGHTSCALE - 1;
-			dc_colormap = walllights[pindex];
-
-			if (frontsector->extra_colormap)
-				dc_colormap = frontsector->extra_colormap->colormap + (dc_colormap - colormaps);
-
-			sprtopscreen = centeryfrac - FixedMul(dc_texturemid, spryscale);
-			dc_iscale = 0xffffffffu / (unsigned)spryscale;
-
-			// find column of patch, from perspective
-			angle = (rw_centerangle + xtoviewangle[dc_x])>>ANGLETOFINESHIFT;
-				texturecolumn = rw_offset2 - splat->offset
-					- FixedMul(FINETANGENT(angle), rw_distance);
-
-			// FIXME!
-			texturecolumn >>= FRACBITS;
-			if (texturecolumn < 0 || texturecolumn >= SHORT(patch->width))
-				continue;
-
-			// draw the texture
-			col = (column_t *)((UINT8 *)patch + LONG(patch->columnofs[texturecolumn]));
-			R_DrawSplatColumn(col);
-		}
-	} // next splat
-
-	colfunc = colfuncs[BASEDRAWFUNC];
-}
-
-#endif //WALLSPLATS
-
 // ==========================================================================
 // R_RenderMaskedSegRange
 // ==========================================================================
@@ -320,7 +157,7 @@ void R_RenderMaskedSegRange(drawseg_t *ds, INT32 x1, INT32 x2)
 
 	if (ldef->alpha > 0 && ldef->alpha < FRACUNIT)
 	{
-		dc_transmap = transtables + ((R_GetLinedefTransTable(ldef->alpha) - 1) << FF_TRANSSHIFT);
+		dc_transmap = R_GetTranslucencyTable(R_GetLinedefTransTable(ldef->alpha));
 		colfunc = colfuncs[COLDRAWFUNC_FUZZY];
 
 	}
@@ -338,7 +175,7 @@ void R_RenderMaskedSegRange(drawseg_t *ds, INT32 x1, INT32 x2)
 		if (curline->polyseg->translucency >= NUMTRANSMAPS)
 			return;
 
-		dc_transmap = transtables + ((curline->polyseg->translucency-1)<<FF_TRANSSHIFT);
+		dc_transmap = R_GetTranslucencyTable(curline->polyseg->translucency);
 		colfunc = colfuncs[COLDRAWFUNC_FUZZY];
 	}
 
@@ -766,23 +603,23 @@ void R_RenderThickSideRange(drawseg_t *ds, INT32 x1, INT32 x2, ffloor_t *pfloor)
 		if (pfloor->alpha < 12)
 			return; // Don't even draw it
 		else if (pfloor->alpha < 38)
-			dc_transmap = transtables + ((tr_trans90-1)<<FF_TRANSSHIFT);
+			dc_transmap = R_GetTranslucencyTable(tr_trans90);
 		else if (pfloor->alpha < 64)
-			dc_transmap = transtables + ((tr_trans80-1)<<FF_TRANSSHIFT);
+			dc_transmap = R_GetTranslucencyTable(tr_trans80);
 		else if (pfloor->alpha < 89)
-			dc_transmap = transtables + ((tr_trans70-1)<<FF_TRANSSHIFT);
+			dc_transmap = R_GetTranslucencyTable(tr_trans70);
 		else if (pfloor->alpha < 115)
-			dc_transmap = transtables + ((tr_trans60-1)<<FF_TRANSSHIFT);
+			dc_transmap = R_GetTranslucencyTable(tr_trans60);
 		else if (pfloor->alpha < 140)
-			dc_transmap = transtables + ((tr_trans50-1)<<FF_TRANSSHIFT);
+			dc_transmap = R_GetTranslucencyTable(tr_trans50);
 		else if (pfloor->alpha < 166)
-			dc_transmap = transtables + ((tr_trans40-1)<<FF_TRANSSHIFT);
+			dc_transmap = R_GetTranslucencyTable(tr_trans40);
 		else if (pfloor->alpha < 192)
-			dc_transmap = transtables + ((tr_trans30-1)<<FF_TRANSSHIFT);
+			dc_transmap = R_GetTranslucencyTable(tr_trans30);
 		else if (pfloor->alpha < 217)
-			dc_transmap = transtables + ((tr_trans20-1)<<FF_TRANSSHIFT);
+			dc_transmap = R_GetTranslucencyTable(tr_trans20);
 		else if (pfloor->alpha < 243)
-			dc_transmap = transtables + ((tr_trans10-1)<<FF_TRANSSHIFT);
+			dc_transmap = R_GetTranslucencyTable(tr_trans10);
 		else
 			fuzzy = false; // Opaque
 
@@ -2067,7 +1904,7 @@ void R_StoreWallRange(INT32 start, INT32 stop)
 		    || backsector->floorlightsec != frontsector->floorlightsec
 		    //SoM: 4/3/2000: Check for colormaps
 		    || frontsector->extra_colormap != backsector->extra_colormap
-		    || (frontsector->ffloors != backsector->ffloors && frontsector->tag != backsector->tag))
+		    || (frontsector->ffloors != backsector->ffloors && !Tag_Compare(&frontsector->tags, &backsector->tags)))
 		{
 			markfloor = true;
 		}
@@ -2098,7 +1935,7 @@ void R_StoreWallRange(INT32 start, INT32 stop)
 		    || backsector->ceilinglightsec != frontsector->ceilinglightsec
 		    //SoM: 4/3/2000: Check for colormaps
 		    || frontsector->extra_colormap != backsector->extra_colormap
-		    || (frontsector->ffloors != backsector->ffloors && frontsector->tag != backsector->tag))
+		    || (frontsector->ffloors != backsector->ffloors && !Tag_Compare(&frontsector->tags, &backsector->tags)))
 		{
 				markceiling = true;
 		}
@@ -2188,7 +2025,7 @@ void R_StoreWallRange(INT32 start, INT32 stop)
 		rw_bottomtexturemid += sidedef->rowoffset;
 
 		// allocate space for masked texture tables
-		if (frontsector && backsector && frontsector->tag != backsector->tag && (backsector->ffloors || frontsector->ffloors))
+		if (frontsector && backsector && !Tag_Compare(&frontsector->tags, &backsector->tags) && (backsector->ffloors || frontsector->ffloors))
 		{
 			ffloor_t *rover;
 			ffloor_t *r2;
@@ -2230,6 +2067,9 @@ void R_StoreWallRange(INT32 start, INT32 stop)
 
 					for (r2 = frontsector->ffloors; r2; r2 = r2->next)
 					{
+						if (r2->master == rover->master) // Skip if same control line.
+							break;
+
 						if (!(r2->flags & FF_EXISTS) || !(r2->flags & FF_RENDERSIDES))
 							continue;
 
@@ -2285,6 +2125,9 @@ void R_StoreWallRange(INT32 start, INT32 stop)
 
 					for (r2 = backsector->ffloors; r2; r2 = r2->next)
 					{
+						if (r2->master == rover->master) // Skip if same control line.
+							break;
+
 						if (!(r2->flags & FF_EXISTS) || !(r2->flags & FF_RENDERSIDES))
 							continue;
 
@@ -2880,20 +2723,7 @@ void R_StoreWallRange(INT32 start, INT32 stop)
 	rw_tsilheight = &(ds_p->tsilheight);
 	rw_bsilheight = &(ds_p->bsilheight);
 
-#ifdef WALLSPLATS
+	R_RenderSegLoop();
-	if (linedef->splats && cv_splats.value)
-	{
-		// Isn't a bit wasteful to copy the ENTIRE array for every drawseg?
-		M_Memcpy(last_ceilingclip + ds_p->x1, ceilingclip + ds_p->x1,
-			sizeof (INT16) * (ds_p->x2 - ds_p->x1 + 1));
-		M_Memcpy(last_floorclip + ds_p->x1, floorclip + ds_p->x1,
-			sizeof (INT16) * (ds_p->x2 - ds_p->x1 + 1));
-		R_RenderSegLoop();
-		R_DrawWallSplats();
-	}
-	else
-#endif
-		R_RenderSegLoop();
 	colfunc = colfuncs[BASEDRAWFUNC];
 
 	if (portalline) // if curline is a portal, set portalrender for drawseg

src/r_skins.h

@@ -17,6 +17,7 @@
 #include "info.h"
 #include "sounds.h"
 #include "d_player.h" // skinflags
+#include "r_patch.h"
 #include "r_picformats.h" // spriteinfo_t
 #include "r_defs.h" // spritedef_t
 

src/r_splats.h

@@ -14,68 +14,35 @@
 #define __R_SPLATS_H__
 
 #include "r_defs.h"
-
+#include "r_things.h"
-//#define WALLSPLATS      // comment this out to compile without splat effects
-/*#ifdef USEASM
-#define FLOORSPLATS
-#endif*/
-
-#define MAXLEVELSPLATS      1024
-
-// splat flags
-#define SPLATDRAWMODE_MASK 0x03 // mask to get drawmode from flags
-#define SPLATDRAWMODE_OPAQUE 0x00
-#define SPLATDRAWMODE_SHADE 0x01
-#define SPLATDRAWMODE_TRANS 0x02
 
 // ==========================================================================
 // DEFINITIONS
 // ==========================================================================
 
-// WALL SPLATS are patches drawn on top of wall segs
+struct rastery_s
-typedef struct wallsplat_s
 {
-	lumpnum_t patch; // lump id.
+	fixed_t minx, maxx; // for each raster line starting at line 0
-	vertex_t v1, v2; // vertices along the linedef
+	fixed_t tx1, ty1;   // start points in texture at this line
-	fixed_t top;
+	fixed_t tx2, ty2;   // end points in texture at this line
-	fixed_t offset; // offset in columns<<FRACBITS from start of linedef to start of splat
+};
-	INT32 flags;
+extern struct rastery_s *prastertab; // for ASM code
-	fixed_t *yoffset;
-	line_t *line; // the parent line of the splat seg
-	struct wallsplat_s *next;
-} wallsplat_t;
 
-// FLOOR SPLATS are pic_t (raw horizontally stored) drawn on top of the floor or ceiling
 typedef struct floorsplat_s
 {
-	lumpnum_t pic; // a pic_t lump id
+	UINT16 *pic;
-	INT32 flags;
+	INT32 width, height;
-	INT32 size; // 64, 128, 256, etc.
+	fixed_t scale, xscale, yscale;
-	vertex_t verts[4]; // (x,y) as viewn from above on map
+	angle_t angle;
-	fixed_t z; // z (height) is constant for all the floorsplats
+	boolean tilted; // Uses the tilted drawer
-	subsector_t *subsector; // the parent subsector
+	pslope_t slope;
+
+	vector3_t verts[4]; // (x,y,z) as viewed from above on map
+	fixed_t x, y, z; // position
 	mobj_t *mobj; // Mobj it is tied to
-	struct floorsplat_s *next;
-	struct floorsplat_s *nextvis;
 } floorsplat_t;
 
-// p_setup.c
+void R_DrawFloorSprite(vissprite_t *spr);
-fixed_t P_SegLength(seg_t *seg);
+void R_RenderFloorSplat(floorsplat_t *pSplat, vector2_t *verts, vissprite_t *vis);
-
-// call at P_SetupLevel()
-void R_ClearLevelSplats(void);
-
-#ifdef WALLSPLATS
-void R_AddWallSplat(line_t *wallline, INT16 sectorside, const char *patchname, fixed_t top,
-	fixed_t wallfrac, INT32 flags);
-#endif
-#ifdef FLOORSPLATS
-void R_AddFloorSplat(subsector_t *subsec, mobj_t *mobj, const char *picname, fixed_t x, fixed_t y, fixed_t z,
-	INT32 flags);
-#endif
-
-void R_ClearVisibleFloorSplats(void);
-void R_AddVisibleFloorSplats(subsector_t *subsec);
-void R_DrawVisibleFloorSplats(void);
 
 #endif /*__R_SPLATS_H__*/

src/r_textures.c

@@ -20,6 +20,7 @@
 #include "m_misc.h"
 #include "r_data.h"
 #include "r_textures.h"
+#include "r_patch.h"
 #include "r_picformats.h"
 #include "w_wad.h"
 #include "z_zone.h"
@@ -33,7 +34,7 @@
 #endif
 
 #ifdef HWRENDER
-#include "hardware/hw_main.h" // HWR_LoadTextures
+#include "hardware/hw_glob.h" // HWR_LoadMapTextures
 #endif
 
 #include <errno.h>
@@ -266,7 +267,7 @@ UINT8 *R_GenerateTexture(size_t texnum)
 	UINT8 *blocktex;
 	texture_t *texture;
 	texpatch_t *patch;
-	patch_t *realpatch;
+	softwarepatch_t *realpatch;
 	UINT8 *pdata;
 	int x, x1, x2, i, width, height;
 	size_t blocksize;
@@ -296,7 +297,7 @@ UINT8 *R_GenerateTexture(size_t texnum)
 		lumpnum = patch->lump;
 		lumplength = W_LumpLengthPwad(wadnum, lumpnum);
 		pdata = W_CacheLumpNumPwad(wadnum, lumpnum, PU_CACHE);
-		realpatch = (patch_t *)pdata;
+		realpatch = (softwarepatch_t *)pdata;
 
 #ifndef NO_PNG_LUMPS
 		if (Picture_IsLumpPNG((UINT8 *)realpatch, lumplength))
@@ -392,17 +393,17 @@ UINT8 *R_GenerateTexture(size_t texnum)
 		lumpnum = patch->lump;
 		pdata = W_CacheLumpNumPwad(wadnum, lumpnum, PU_CACHE);
 		lumplength = W_LumpLengthPwad(wadnum, lumpnum);
-		realpatch = (patch_t *)pdata;
+		realpatch = (softwarepatch_t *)pdata;
 		dealloc = true;
 
 #ifndef NO_PNG_LUMPS
 		if (Picture_IsLumpPNG((UINT8 *)realpatch, lumplength))
-			realpatch = (patch_t *)Picture_PNGConvert((UINT8 *)realpatch, PICFMT_PATCH, NULL, NULL, NULL, NULL, lumplength, NULL, 0);
+			realpatch = (softwarepatch_t *)Picture_PNGConvert((UINT8 *)realpatch, PICFMT_DOOMPATCH, NULL, NULL, NULL, NULL, lumplength, NULL, 0);
 		else
 #endif
 #ifdef WALLFLATS
 		if (texture->type == TEXTURETYPE_FLAT)
-			realpatch = (patch_t *)Picture_Convert(PICFMT_FLAT, pdata, PICFMT_PATCH, 0, NULL, texture->width, texture->height, 0, 0, 0);
+			realpatch = (softwarepatch_t *)Picture_Convert(PICFMT_FLAT, pdata, PICFMT_DOOMPATCH, 0, NULL, texture->width, texture->height, 0, 0, 0);
 		else
 #endif
 		{
@@ -597,13 +598,13 @@ void *R_GetLevelFlat(levelflat_t *levelflat)
 			{
 				UINT8 *converted;
 				size_t size;
-				patch_t *patch = W_CacheLumpNum(levelflat->u.flat.lumpnum, PU_CACHE);
+				softwarepatch_t *patch = W_CacheLumpNum(levelflat->u.flat.lumpnum, PU_CACHE);
 
 				levelflat->width = ds_flatwidth = SHORT(patch->width);
 				levelflat->height = ds_flatheight = SHORT(patch->height);
 
 				levelflat->picture = Z_Malloc(levelflat->width * levelflat->height, PU_LEVEL, NULL);
-				converted = Picture_FlatConvert(PICFMT_PATCH, patch, PICFMT_FLAT, 0, &size, levelflat->width, levelflat->height, patch->topoffset, patch->leftoffset, 0);
+				converted = Picture_FlatConvert(PICFMT_DOOMPATCH, patch, PICFMT_FLAT, 0, &size, levelflat->width, levelflat->height, patch->topoffset, patch->leftoffset, 0);
 				M_Memcpy(levelflat->picture, converted, size);
 				Z_Free(converted);
 			}
@@ -839,7 +840,7 @@ Rloadtextures (INT32 i, INT32 w)
 	UINT16 j;
 	UINT16 texstart, texend, texturesLumpPos;
 	texture_t *texture;
-	patch_t *patchlump;
+	softwarepatch_t *patchlump;
 	texpatch_t *patch;
 
 	// Get the lump numbers for the markers in the WAD, if they exist.
@@ -1062,7 +1063,7 @@ void R_LoadTextures(void)
 
 #ifdef HWRENDER
 	if (rendermode == render_opengl)
-		HWR_LoadTextures(numtextures);
+		HWR_LoadMapTextures(numtextures);
 #endif
 }
 

src/r_things.h

@@ -15,6 +15,7 @@
 #define __R_THINGS__
 
 #include "r_plane.h"
+#include "r_patch.h"
 #include "r_picformats.h"
 #include "r_portal.h"
 #include "r_defs.h"
@@ -64,7 +65,6 @@ fixed_t R_GetShadowZ(mobj_t *thing, pslope_t **shadowslope);
 void R_AddSprites(sector_t *sec, INT32 lightlevel);
 void R_InitSprites(void);
 void R_ClearSprites(void);
-void R_ClipSprites(drawseg_t* dsstart, portal_t* portal);
 
 boolean R_ThingVisible (mobj_t *thing);
 
@@ -75,6 +75,15 @@ boolean R_ThingVisibleWithinDist (mobj_t *thing,
 boolean R_PrecipThingVisible (precipmobj_t *precipthing,
 		fixed_t precip_draw_dist);
 
+boolean R_ThingHorizontallyFlipped (mobj_t *thing);
+boolean R_ThingVerticallyFlipped (mobj_t *thing);
+
+boolean R_ThingIsPaperSprite (mobj_t *thing);
+boolean R_ThingIsFloorSprite (mobj_t *thing);
+
+boolean R_ThingIsFullBright (mobj_t *thing);
+boolean R_ThingIsFullDark (mobj_t *thing);
+
 // --------------
 // MASKED DRAWING
 // --------------
@@ -107,19 +116,23 @@ void R_DrawMasked(maskcount_t* masks, UINT8 nummasks);
 typedef enum
 {
 	// actual cuts
-	SC_NONE = 0,
+	SC_NONE       = 0,
-	SC_TOP = 1,
+	SC_TOP        = 1,
-	SC_BOTTOM = 1<<1,
+	SC_BOTTOM     = 1<<1,
 	// other flags
-	SC_PRECIP = 1<<2,
+	SC_PRECIP     = 1<<2,
-	SC_LINKDRAW = 1<<3,
+	SC_LINKDRAW   = 1<<3,
 	SC_FULLBRIGHT = 1<<4,
-	SC_VFLIP = 1<<5,
+	SC_FULLDARK   = 1<<5,
-	SC_ISSCALED = 1<<6,
+	SC_VFLIP      = 1<<6,
-	SC_SHADOW = 1<<7,
+	SC_ISSCALED   = 1<<7,
+	SC_ISROTATED  = 1<<8,
+	SC_SHADOW     = 1<<9,
+	SC_SHEAR      = 1<<10,
+	SC_SPLAT      = 1<<11,
 	// masks
-	SC_CUTMASK = SC_TOP|SC_BOTTOM,
+	SC_CUTMASK    = SC_TOP|SC_BOTTOM,
-	SC_FLAGMASK = ~SC_CUTMASK
+	SC_FLAGMASK   = ~SC_CUTMASK
 } spritecut_e;
 
 // A vissprite_t is a thing that will be drawn during a refresh,
@@ -138,11 +151,12 @@ typedef struct vissprite_s
 	INT32 x1, x2;
 
 	fixed_t gx, gy; // for line side calculation
-	fixed_t gz, gzt; // global bottom/top for silhouette clipping
+	fixed_t gz, gzt; // global bottom/top for silhouette clipping and sorting with 3D floors
-	fixed_t pz, pzt; // physical bottom/top for sorting with 3D floors
 
 	fixed_t startfrac; // horizontal position of x1
-	fixed_t scale, sortscale; // sortscale only differs from scale for paper sprites and MF2_LINKDRAW
+	fixed_t scale;
+	fixed_t sortscale; // sortscale only differs from scale for paper sprites, floor sprites, and MF2_LINKDRAW
+	fixed_t sortsplat; // the sortscale from behind the floor sprite
 	fixed_t scalestep; // only for paper sprites, 0 otherwise
 	fixed_t paperoffset, paperdistance; // for paper sprites, offset/dist relative to the angle
 	fixed_t xiscale; // negative if flipped
@@ -171,11 +185,17 @@ typedef struct vissprite_s
 	fixed_t xscale;
 
 	// Precalculated top and bottom screen coords for the sprite.
-	fixed_t thingheight; // The actual height of the thing (for 3D floors)
 	sector_t *sector; // The sector containing the thing.
 	INT16 sz, szt;
 
 	spritecut_e cut;
+	UINT32 renderflags;
+	UINT8 rotateflags;
+
+	fixed_t spritexscale, spriteyscale;
+	fixed_t spritexoffset, spriteyoffset;
+
+	fixed_t shadowscale;
 
 	INT16 clipbot[MAXVIDWIDTH], cliptop[MAXVIDWIDTH];
 
@@ -184,6 +204,12 @@ typedef struct vissprite_s
 
 extern UINT32 visspritecount;
 
+void R_ClipSprites(drawseg_t* dsstart, portal_t* portal);
+void R_ClipVisSprite(vissprite_t *spr, INT32 x1, INT32 x2, drawseg_t* dsstart, portal_t* portal);
+
+boolean R_SpriteIsFlashing(vissprite_t *vis);
+UINT8 *R_GetSpriteTranslation(vissprite_t *vis);
+
 // ----------
 // DRAW NODES
 // ----------

src/s_sound.c

@@ -29,10 +29,7 @@
 #include "fastcmp.h"
 #include "m_misc.h" // for tunes command
 #include "m_cond.h" // for conditionsets
-
-#ifdef HAVE_LUA_MUSICPLUS
 #include "lua_hook.h" // MusicChange hook
-#endif
 
 #ifdef HW3SOUND
 // 3D Sound Interface
@@ -2272,10 +2269,8 @@ void S_ChangeMusicEx(const char *mmusic, UINT16 mflags, boolean looping, UINT32
 		return;
 
 	strncpy(newmusic, mmusic, 7);
-#ifdef HAVE_LUA_MUSICPLUS
+	if (LUAh_MusicChange(music_name, newmusic, &mflags, &looping, &position, &prefadems, &fadeinms))
-	if(LUAh_MusicChange(music_name, newmusic, &mflags, &looping, &position, &prefadems, &fadeinms))
 		return;
-#endif
 	newmusic[6] = 0;
 
  	// No Music (empty string)

src/screen.c

@@ -28,6 +28,7 @@
 #include "d_main.h"
 #include "d_clisrv.h"
 #include "f_finale.h"
+#include "y_inter.h" // usebuffer
 #include "i_sound.h" // closed captions
 #include "s_sound.h" // ditto
 #include "g_game.h" // ditto
@@ -63,14 +64,14 @@ consvar_t cv_scr_height = CVAR_INIT ("scr_height", "800", CV_SAVE, CV_Unsigned,
 consvar_t cv_scr_depth = CVAR_INIT ("scr_depth", "16 bits", CV_SAVE, scr_depth_cons_t, NULL);
 consvar_t cv_renderview = CVAR_INIT ("renderview", "On", 0, CV_OnOff, NULL);
 
-static void SCR_ActuallyChangeRenderer(void);
+CV_PossibleValue_t cv_renderer_t[] = {
-static CV_PossibleValue_t cv_renderer_t[] = {
 	{1, "Software"},
 #ifdef HWRENDER
 	{2, "OpenGL"},
 #endif
 	{0, NULL}
 };
+
 consvar_t cv_renderer = CVAR_INIT ("renderer", "Software", CV_SAVE|CV_NOLUA|CV_CALL, cv_renderer_t, SCR_ChangeRenderer);
 
 static void SCR_ChangeFullscreen(void);
@@ -121,34 +122,34 @@ void SCR_SetDrawFuncs(void)
 		colfuncs[COLDRAWFUNC_FOG] = R_DrawFogColumn_8;
 
 		spanfuncs[SPANDRAWFUNC_TRANS] = R_DrawTranslucentSpan_8;
-		spanfuncs[SPANDRAWFUNC_SPLAT] = R_DrawSplat_8;
-		spanfuncs[SPANDRAWFUNC_TRANSSPLAT] = R_DrawTranslucentSplat_8;
-		spanfuncs[SPANDRAWFUNC_FOG] = R_DrawFogSpan_8;
-#ifndef NOWATER
-		spanfuncs[SPANDRAWFUNC_WATER] = R_DrawTranslucentWaterSpan_8;
-#endif
 		spanfuncs[SPANDRAWFUNC_TILTED] = R_DrawTiltedSpan_8;
 		spanfuncs[SPANDRAWFUNC_TILTEDTRANS] = R_DrawTiltedTranslucentSpan_8;
-#ifndef NOWATER
+		spanfuncs[SPANDRAWFUNC_SPLAT] = R_DrawSplat_8;
-		spanfuncs[SPANDRAWFUNC_TILTEDWATER] = R_DrawTiltedTranslucentWaterSpan_8;
+		spanfuncs[SPANDRAWFUNC_TRANSSPLAT] = R_DrawTranslucentSplat_8;
-#endif
 		spanfuncs[SPANDRAWFUNC_TILTEDSPLAT] = R_DrawTiltedSplat_8;
+		spanfuncs[SPANDRAWFUNC_SPRITE] = R_DrawFloorSprite_8;
+		spanfuncs[SPANDRAWFUNC_TRANSSPRITE] = R_DrawTranslucentFloorSprite_8;
+		spanfuncs[SPANDRAWFUNC_TILTEDSPRITE] = R_DrawTiltedFloorSprite_8;
+		spanfuncs[SPANDRAWFUNC_TILTEDTRANSSPRITE] = R_DrawTiltedTranslucentFloorSprite_8;
+		spanfuncs[SPANDRAWFUNC_WATER] = R_DrawTranslucentWaterSpan_8;
+		spanfuncs[SPANDRAWFUNC_TILTEDWATER] = R_DrawTiltedTranslucentWaterSpan_8;
+		spanfuncs[SPANDRAWFUNC_FOG] = R_DrawFogSpan_8;
 
 		// Lactozilla: Non-powers-of-two
 		spanfuncs_npo2[BASEDRAWFUNC] = R_DrawSpan_NPO2_8;
 		spanfuncs_npo2[SPANDRAWFUNC_TRANS] = R_DrawTranslucentSpan_NPO2_8;
-		spanfuncs_npo2[SPANDRAWFUNC_SPLAT] = R_DrawSplat_NPO2_8;
-		spanfuncs_npo2[SPANDRAWFUNC_TRANSSPLAT] = R_DrawTranslucentSplat_NPO2_8;
-		spanfuncs_npo2[SPANDRAWFUNC_FOG] = NULL; // Not needed
-#ifndef NOWATER
-		spanfuncs_npo2[SPANDRAWFUNC_WATER] = R_DrawTranslucentWaterSpan_NPO2_8;
-#endif
 		spanfuncs_npo2[SPANDRAWFUNC_TILTED] = R_DrawTiltedSpan_NPO2_8;
 		spanfuncs_npo2[SPANDRAWFUNC_TILTEDTRANS] = R_DrawTiltedTranslucentSpan_NPO2_8;
-#ifndef NOWATER
+		spanfuncs_npo2[SPANDRAWFUNC_SPLAT] = R_DrawSplat_NPO2_8;
-		spanfuncs_npo2[SPANDRAWFUNC_TILTEDWATER] = R_DrawTiltedTranslucentWaterSpan_NPO2_8;
+		spanfuncs_npo2[SPANDRAWFUNC_TRANSSPLAT] = R_DrawTranslucentSplat_NPO2_8;
-#endif
 		spanfuncs_npo2[SPANDRAWFUNC_TILTEDSPLAT] = R_DrawTiltedSplat_NPO2_8;
+		spanfuncs_npo2[SPANDRAWFUNC_SPRITE] = R_DrawFloorSprite_NPO2_8;
+		spanfuncs_npo2[SPANDRAWFUNC_TRANSSPRITE] = R_DrawTranslucentFloorSprite_NPO2_8;
+		spanfuncs_npo2[SPANDRAWFUNC_TILTEDSPRITE] = R_DrawTiltedFloorSprite_NPO2_8;
+		spanfuncs_npo2[SPANDRAWFUNC_TILTEDTRANSSPRITE] = R_DrawTiltedTranslucentFloorSprite_NPO2_8;
+		spanfuncs_npo2[SPANDRAWFUNC_WATER] = R_DrawTranslucentWaterSpan_NPO2_8;
+		spanfuncs_npo2[SPANDRAWFUNC_TILTEDWATER] = R_DrawTiltedTranslucentWaterSpan_NPO2_8;
+		spanfuncs_npo2[SPANDRAWFUNC_FOG] = NULL; // Not needed
 
 #ifdef RUSEASM
 		if (R_ASM)
@@ -202,14 +203,19 @@ void SCR_SetMode(void)
 	// Lactozilla: Renderer switching
 	if (setrenderneeded)
 	{
-		Z_PreparePatchFlush();
+		// stop recording movies (APNG only)
-		needpatchflush = true;
+		if (setrenderneeded && (moviemode == MM_APNG))
-		needpatchrecache = true;
+			M_StopMovie();
-		VID_CheckRenderer();
+
+		// VID_SetMode will call VID_CheckRenderer itself,
+		// so no need to do this in here.
 		if (!setmodeneeded)
-			VID_SetMode(vid.modenum);
+			VID_CheckRenderer();
+
+		vid.recalc = 1;
 	}
 
+	// Set the video mode in the video interface.
 	if (setmodeneeded)
 		VID_SetMode(--setmodeneeded);
 
@@ -279,34 +285,9 @@ void SCR_Startup(void)
 
 	vid.modenum = 0;
 
-	vid.dupx = vid.width / BASEVIDWIDTH;
-	vid.dupy = vid.height / BASEVIDHEIGHT;
-	vid.dupx = vid.dupy = (vid.dupx < vid.dupy ? vid.dupx : vid.dupy);
-	vid.fdupx = FixedDiv(vid.width*FRACUNIT, BASEVIDWIDTH*FRACUNIT);
-	vid.fdupy = FixedDiv(vid.height*FRACUNIT, BASEVIDHEIGHT*FRACUNIT);
-
-#ifdef HWRENDER
-	if (rendermode != render_opengl && rendermode != render_none) // This was just placing it incorrectly at non aspect correct resolutions in opengl
-#endif
-		vid.fdupx = vid.fdupy = (vid.fdupx < vid.fdupy ? vid.fdupx : vid.fdupy);
-
-	vid.meddupx = (UINT8)(vid.dupx >> 1) + 1;
-	vid.meddupy = (UINT8)(vid.dupy >> 1) + 1;
-#ifdef HWRENDER
-	vid.fmeddupx = vid.meddupx*FRACUNIT;
-	vid.fmeddupy = vid.meddupy*FRACUNIT;
-#endif
-
-	vid.smalldupx = (UINT8)(vid.dupx / 3) + 1;
-	vid.smalldupy = (UINT8)(vid.dupy / 3) + 1;
-#ifdef HWRENDER
-	vid.fsmalldupx = vid.smalldupx*FRACUNIT;
-	vid.fsmalldupy = vid.smalldupy*FRACUNIT;
-#endif
-
-	vid.baseratio = FRACUNIT;
-
 	V_Init();
+	V_Recalc();
+
 	CV_RegisterVar(&cv_ticrate);
 	CV_RegisterVar(&cv_constextsize);
 
@@ -323,38 +304,7 @@ void SCR_Recalc(void)
 	// bytes per pixel quick access
 	scr_bpp = vid.bpp;
 
-	// scale 1,2,3 times in x and y the patches for the menus and overlays...
+	V_Recalc();
-	// calculated once and for all, used by routines in v_video.c
-	vid.dupx = vid.width / BASEVIDWIDTH;
-	vid.dupy = vid.height / BASEVIDHEIGHT;
-	vid.dupx = vid.dupy = (vid.dupx < vid.dupy ? vid.dupx : vid.dupy);
-	vid.fdupx = FixedDiv(vid.width*FRACUNIT, BASEVIDWIDTH*FRACUNIT);
-	vid.fdupy = FixedDiv(vid.height*FRACUNIT, BASEVIDHEIGHT*FRACUNIT);
-
-#ifdef HWRENDER
-	//if (rendermode != render_opengl && rendermode != render_none) // This was just placing it incorrectly at non aspect correct resolutions in opengl
-	// 13/11/18:
-	// The above is no longer necessary, since we want OpenGL to be just like software now
-	// -- Monster Iestyn
-#endif
-		vid.fdupx = vid.fdupy = (vid.fdupx < vid.fdupy ? vid.fdupx : vid.fdupy);
-
-	//vid.baseratio = FixedDiv(vid.height << FRACBITS, BASEVIDHEIGHT << FRACBITS);
-	vid.baseratio = FRACUNIT;
-
-	vid.meddupx = (UINT8)(vid.dupx >> 1) + 1;
-	vid.meddupy = (UINT8)(vid.dupy >> 1) + 1;
-#ifdef HWRENDER
-	vid.fmeddupx = vid.meddupx*FRACUNIT;
-	vid.fmeddupy = vid.meddupy*FRACUNIT;
-#endif
-
-	vid.smalldupx = (UINT8)(vid.dupx / 3) + 1;
-	vid.smalldupy = (UINT8)(vid.dupy / 3) + 1;
-#ifdef HWRENDER
-	vid.fsmalldupx = vid.smalldupx*FRACUNIT;
-	vid.fsmalldupy = vid.smalldupy*FRACUNIT;
-#endif
 
 	// toggle off (then back on) the automap because some screensize-dependent values will
 	// be calculated next time the automap is activated.
@@ -374,6 +324,12 @@ void SCR_Recalc(void)
 	// vid.recalc lasts only for the next refresh...
 	con_recalc = true;
 	am_recalc = true;
+
+#ifdef HWRENDER
+	// Shoot! The screen texture was flushed!
+	if ((rendermode == render_opengl) && (gamestate == GS_INTERMISSION))
+		usebuffer = false;
+#endif
 }
 
 // Check for screen cmd-line parms: to force a resolution.
@@ -411,7 +367,16 @@ void SCR_CheckDefaultMode(void)
 		setmodeneeded = VID_GetModeForSize(cv_scr_width.value, cv_scr_height.value) + 1;
 	}
 
-	SCR_ActuallyChangeRenderer();
+	if (cv_renderer.value != (signed)rendermode)
+	{
+		if (chosenrendermode == render_none) // nothing set at command line
+			SCR_ChangeRenderer();
+		else
+		{
+			// Set cv_renderer to the current render mode
+			CV_StealthSetValue(&cv_renderer, rendermode);
+		}
+	}
 }
 
 // sets the modenum as the new default video mode to be saved in the config file
@@ -441,64 +406,27 @@ void SCR_ChangeFullscreen(void)
 #endif
 }
 
-static int target_renderer = 0;
+void SCR_ChangeRenderer(void)
-
-void SCR_ActuallyChangeRenderer(void)
 {
-	setrenderneeded = target_renderer;
+	if (chosenrendermode != render_none
+	|| (signed)rendermode == cv_renderer.value)
+		return;
 
 #ifdef HWRENDER
-	// Well, it didn't even load anyway.
+	// Check if OpenGL loaded successfully (or wasn't disabled) before switching to it.
-	if ((vid_opengl_state == -1) && (setrenderneeded == render_opengl))
+	if ((vid.glstate == VID_GL_LIBRARY_ERROR)
+	&& (cv_renderer.value == render_opengl))
 	{
 		if (M_CheckParm("-nogl"))
 			CONS_Alert(CONS_ERROR, "OpenGL rendering was disabled!\n");
 		else
 			CONS_Alert(CONS_ERROR, "OpenGL never loaded\n");
-		setrenderneeded = 0;
 		return;
 	}
 #endif
 
-	// setting the same renderer twice WILL crash your game, so let's not, please
+	// Set the new render mode
-	if (rendermode == setrenderneeded)
+	setrenderneeded = cv_renderer.value;
-		setrenderneeded = 0;
-}
-
-// Lactozilla: Renderer switching
-void SCR_ChangeRenderer(void)
-{
-	setrenderneeded = 0;
-
-	if (con_startup)
-	{
-		target_renderer = cv_renderer.value;
-#ifdef HWRENDER
-		if (M_CheckParm("-opengl") && (vid_opengl_state == 1))
-			target_renderer = rendermode = render_opengl;
-		else
-#endif
-		if (M_CheckParm("-software"))
-			target_renderer = rendermode = render_soft;
-		// set cv_renderer back
-		SCR_ChangeRendererCVars(rendermode);
-		return;
-	}
-
-	if (cv_renderer.value == 1)
-		target_renderer = render_soft;
-	else if (cv_renderer.value == 2)
-		target_renderer = render_opengl;
-	SCR_ActuallyChangeRenderer();
-}
-
-void SCR_ChangeRendererCVars(INT32 mode)
-{
-	// set cv_renderer back
-	if (mode == render_soft)
-		CV_StealthSetValue(&cv_renderer, 1);
-	else if (mode == render_opengl)
-		CV_StealthSetValue(&cv_renderer, 2);
 }
 
 boolean SCR_IsAspectCorrect(INT32 width, INT32 height)

src/screen.h

@@ -72,10 +72,16 @@ typedef struct viddef_s
 #ifdef HWRENDER
 	INT32/*fixed_t*/ fsmalldupx, fsmalldupy;
 	INT32/*fixed_t*/ fmeddupx, fmeddupy;
+	INT32 glstate;
 #endif
 } viddef_t;
-#define VIDWIDTH vid.width
+
-#define VIDHEIGHT vid.height
+enum
+{
+	VID_GL_LIBRARY_NOTLOADED  = 0,
+	VID_GL_LIBRARY_LOADED     = 1,
+	VID_GL_LIBRARY_ERROR      = -1,
+};
 
 // internal additional info for vesa modes only
 typedef struct
@@ -134,18 +140,22 @@ enum
 {
 	SPANDRAWFUNC_BASE = BASEDRAWFUNC,
 	SPANDRAWFUNC_TRANS,
-	SPANDRAWFUNC_SPLAT,
-	SPANDRAWFUNC_TRANSSPLAT,
-	SPANDRAWFUNC_FOG,
-#ifndef NOWATER
-	SPANDRAWFUNC_WATER,
-#endif
 	SPANDRAWFUNC_TILTED,
 	SPANDRAWFUNC_TILTEDTRANS,
+
+	SPANDRAWFUNC_SPLAT,
+	SPANDRAWFUNC_TRANSSPLAT,
 	SPANDRAWFUNC_TILTEDSPLAT,
-#ifndef NOWATER
+
+	SPANDRAWFUNC_SPRITE,
+	SPANDRAWFUNC_TRANSSPRITE,
+	SPANDRAWFUNC_TILTEDSPRITE,
+	SPANDRAWFUNC_TILTEDTRANSSPRITE,
+
+	SPANDRAWFUNC_WATER,
 	SPANDRAWFUNC_TILTEDWATER,
-#endif
+
+	SPANDRAWFUNC_FOG,
 
 	SPANDRAWFUNC_MAX
 };
@@ -170,10 +180,11 @@ extern boolean R_SSE2;
 // ----------------
 extern viddef_t vid;
 extern INT32 setmodeneeded; // mode number to set if needed, or 0
+extern UINT8 setrenderneeded;
 
 void SCR_ChangeRenderer(void);
-void SCR_ChangeRendererCVars(INT32 mode);
+
-extern UINT8 setrenderneeded;
+extern CV_PossibleValue_t cv_renderer_t[];
 
 extern INT32 scr_bpp;
 extern UINT8 *scr_borderpatch; // patch used to fill the view borders
@@ -182,17 +193,23 @@ extern consvar_t cv_scr_width, cv_scr_height, cv_scr_depth, cv_renderview, cv_re
 // wait for page flipping to end or not
 extern consvar_t cv_vidwait;
 
+// Initialize the screen
+void SCR_Startup(void);
+
 // Change video mode, only at the start of a refresh.
 void SCR_SetMode(void);
+
+// Set drawer functions for Software
 void SCR_SetDrawFuncs(void);
+
 // Recalc screen size dependent stuff
 void SCR_Recalc(void);
+
 // Check parms once at startup
 void SCR_CheckDefaultMode(void);
-// Set the mode number which is saved in the config
-void SCR_SetDefaultMode (void);
 
-void SCR_Startup (void);
+// Set the mode number which is saved in the config
+void SCR_SetDefaultMode(void);
 
 FUNCMATH boolean SCR_IsAspectCorrect(INT32 width, INT32 height);
 

src/sdl/Srb2SDL-vc10.vcxproj

@@ -196,6 +196,9 @@
     <ClInclude Include="..\comptime.h" />
     <ClInclude Include="..\console.h" />
     <ClInclude Include="..\dehacked.h" />
+    <ClInclude Include="..\deh_soc.h" />
+    <ClInclude Include="..\deh_lua.h" />
+    <ClInclude Include="..\deh_tables.h" />
     <ClInclude Include="..\doomdata.h" />
     <ClInclude Include="..\doomdef.h" />
     <ClInclude Include="..\doomstat.h" />
@@ -283,6 +286,8 @@
     <ClInclude Include="..\r_draw.h" />
     <ClInclude Include="..\r_local.h" />
     <ClInclude Include="..\r_main.h" />
+    <ClInclude Include="..\r_patch.h" />
+    <ClInclude Include="..\r_patchrotation.h" />
     <ClInclude Include="..\r_picformats.h" />
     <ClInclude Include="..\r_plane.h" />
     <ClInclude Include="..\r_portal.h" />
@@ -361,6 +366,9 @@
     <ClCompile Include="..\comptime.c" />
     <ClCompile Include="..\console.c" />
     <ClCompile Include="..\dehacked.c" />
+    <ClCompile Include="..\deh_soc.c" />
+    <ClCompile Include="..\deh_lua.c" />
+    <ClCompile Include="..\deh_tables.c" />
     <ClCompile Include="..\d_clisrv.c" />
     <ClCompile Include="..\d_main.c" />
     <ClCompile Include="..\d_net.c" />
@@ -452,6 +460,8 @@
       <ExcludedFromBuild>true</ExcludedFromBuild>
     </ClCompile>
     <ClCompile Include="..\r_main.c" />
+    <ClCompile Include="..\r_patch.c" />
+    <ClCompile Include="..\r_patchrotation.c" />
     <ClCompile Include="..\r_picformats.c" />
     <ClCompile Include="..\r_plane.c" />
     <ClCompile Include="..\r_portal.c" />