Begin work on adding access to polyobjects in Lua:

* create new file lua_polyobjlib.c
* made a stub LUA_PolyObjLib function
* added META_POLYOBJ to lua_libs.h
* updated makefile, CMake and MSVC project files for lua_polyobjlib.c

src/CMakeLists.txt

@@ -261,6 +261,7 @@ set(SRB2_LUA_SOURCES
 	lua_mathlib.c
 	lua_mobjlib.c
 	lua_playerlib.c
+	lua_polyobjlib.c
 	lua_script.c
 	lua_skinlib.c
 	lua_thinkerlib.c

src/blua/Makefile.cfg

@@ -47,5 +47,6 @@ OBJS:=$(OBJS) \
 	$(OBJDIR)/lua_skinlib.o \
 	$(OBJDIR)/lua_thinkerlib.o \
 	$(OBJDIR)/lua_maplib.o \
+	$(OBJDIR)/lua_polyobjlib.o \
 	$(OBJDIR)/lua_blockmaplib.o \
 	$(OBJDIR)/lua_hudlib.o

src/lua_libs.h

@@ -50,6 +50,8 @@ extern lua_State *gL;
 #define META_VECTOR3 "VECTOR3_T"
 #define META_MAPHEADER "MAPHEADER_T*"
 
+#define META_POLYOBJ "POLYOBJ_T*"
+
 #define META_CVAR "CONSVAR_T*"
 
 #define META_SECTORLINES "SECTOR_T*LINES"
@@ -88,5 +90,6 @@ int LUA_PlayerLib(lua_State *L);
 int LUA_SkinLib(lua_State *L);
 int LUA_ThinkerLib(lua_State *L);
 int LUA_MapLib(lua_State *L);
+int LUA_PolyObjLib(lua_State *L);
 int LUA_BlockmapLib(lua_State *L);
 int LUA_HudLib(lua_State *L);

src/lua_polyobjlib.c

@@ -0,0 +1,22 @@
+// SONIC ROBO BLAST 2
+//-----------------------------------------------------------------------------
+// Copyright (C) 2020 by Iestyn "Monster Iestyn" Jealous.
+// Copyright (C) 2016-2020 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  lua_polyobjlib.c
+/// \brief polyobject library for Lua scripting
+
+#include "doomdef.h"
+#include "p_local.h"
+#include "p_polyobj.h"
+#include "lua_script.h"
+#include "lua_libs.h"
+
+int LUA_PolyObjLib(lua_State *L)
+{
+	return 0;
+}

src/lua_script.c

@@ -50,6 +50,7 @@ static lua_CFunction liblist[] = {
 	LUA_SkinLib, // skin_t, skins[]
 	LUA_ThinkerLib, // thinker_t
 	LUA_MapLib, // line_t, side_t, sector_t, subsector_t
+	LUA_PolyObjLib, // polyobj_t
 	LUA_BlockmapLib, // blockmap stuff
 	LUA_HudLib, // HUD stuff
 	NULL

src/sdl/Srb2SDL-vc10.vcxproj

@@ -400,6 +400,7 @@
     <ClCompile Include="..\lua_mathlib.c" />
     <ClCompile Include="..\lua_mobjlib.c" />
     <ClCompile Include="..\lua_playerlib.c" />
+    <ClCompile Include="..\lua_polyobjlib.c" />
     <ClCompile Include="..\lua_script.c" />
     <ClCompile Include="..\lua_skinlib.c" />
     <ClCompile Include="..\lua_thinkerlib.c" />

src/sdl/Srb2SDL-vc10.vcxproj.filters

@@ -720,6 +720,9 @@
     <ClCompile Include="..\lua_playerlib.c">
       <Filter>LUA</Filter>
     </ClCompile>
+    <ClCompile Include="..\lua_polyobjlib.c">
+      <Filter>LUA</Filter>
+    </ClCompile>
     <ClCompile Include="..\lua_script.c">
       <Filter>LUA</Filter>
     </ClCompile>