427 lines
13 KiB
C
427 lines
13 KiB
C
// SONIC ROBO BLAST 2
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//-----------------------------------------------------------------------------
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// Copyright (C) 1998-2000 by DooM Legacy Team.
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// Copyright (C) 1999-2018 by Sonic Team Junior.
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//
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// This program is free software distributed under the
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// terms of the GNU General Public License, version 2.
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// See the 'LICENSE' file for more details.
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//-----------------------------------------------------------------------------
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/// \file screen.c
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/// \brief Handles multiple resolutions, 8bpp/16bpp(highcolor) modes
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#include "doomdef.h"
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#include "doomstat.h"
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#include "screen.h"
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#include "console.h"
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#include "am_map.h"
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#include "i_system.h"
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#include "i_video.h"
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#include "r_local.h"
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#include "r_sky.h"
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#include "m_argv.h"
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#include "m_misc.h"
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#include "v_video.h"
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#include "st_stuff.h"
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#include "hu_stuff.h"
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#include "z_zone.h"
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#include "d_main.h"
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#include "d_clisrv.h"
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#include "f_finale.h"
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#if defined (USEASM) && !defined (NORUSEASM)//&& (!defined (_MSC_VER) || (_MSC_VER <= 1200))
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#define RUSEASM //MSC.NET can't patch itself
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#endif
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// --------------------------------------------
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// assembly or c drawer routines for 8bpp/16bpp
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// --------------------------------------------
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void (*wallcolfunc)(void); // new wall column drawer to draw posts >128 high
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void (*colfunc)(void); // standard column, up to 128 high posts
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void (*basecolfunc)(void);
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void (*fuzzcolfunc)(void); // standard fuzzy effect column drawer
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void (*transcolfunc)(void); // translation column drawer
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void (*shadecolfunc)(void); // smokie test..
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void (*spanfunc)(void); // span drawer, use a 64x64 tile
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void (*splatfunc)(void); // span drawer w/ transparency
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void (*basespanfunc)(void); // default span func for color mode
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void (*transtransfunc)(void); // translucent translated column drawer
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void (*twosmultipatchfunc)(void); // for cols with transparent pixels
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void (*twosmultipatchtransfunc)(void); // for cols with transparent pixels AND translucency
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// ------------------
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// global video state
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// ------------------
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viddef_t vid;
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INT32 setmodeneeded; //video mode change needed if > 0 (the mode number to set + 1)
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static CV_PossibleValue_t scr_depth_cons_t[] = {{8, "8 bits"}, {16, "16 bits"}, {24, "24 bits"}, {32, "32 bits"}, {0, NULL}};
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//added : 03-02-98: default screen mode, as loaded/saved in config
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#ifdef WII
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consvar_t cv_scr_width = {"scr_width", "640", CV_SAVE, CV_Unsigned, NULL, 0, NULL, NULL, 0, 0, NULL};
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consvar_t cv_scr_height = {"scr_height", "480", CV_SAVE, CV_Unsigned, NULL, 0, NULL, NULL, 0, 0, NULL};
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consvar_t cv_scr_depth = {"scr_depth", "16 bits", CV_SAVE, scr_depth_cons_t, NULL, 0, NULL, NULL, 0, 0, NULL};
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#else
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consvar_t cv_scr_width = {"scr_width", "1280", CV_SAVE, CV_Unsigned, NULL, 0, NULL, NULL, 0, 0, NULL};
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consvar_t cv_scr_height = {"scr_height", "800", CV_SAVE, CV_Unsigned, NULL, 0, NULL, NULL, 0, 0, NULL};
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consvar_t cv_scr_depth = {"scr_depth", "16 bits", CV_SAVE, scr_depth_cons_t, NULL, 0, NULL, NULL, 0, 0, NULL};
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#endif
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consvar_t cv_renderview = {"renderview", "On", 0, CV_OnOff, NULL, 0, NULL, NULL, 0, 0, NULL};
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static void SCR_ChangeFullscreen (void);
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consvar_t cv_fullscreen = {"fullscreen", "Yes", CV_SAVE|CV_CALL, CV_YesNo, SCR_ChangeFullscreen, 0, NULL, NULL, 0, 0, NULL};
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// =========================================================================
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// SCREEN VARIABLES
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// =========================================================================
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INT32 scr_bpp; // current video mode bytes per pixel
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UINT8 *scr_borderpatch; // flat used to fill the reduced view borders set at ST_Init()
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// =========================================================================
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// Short and Tall sky drawer, for the current color mode
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void (*walldrawerfunc)(void);
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boolean R_ASM = true;
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boolean R_486 = false;
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boolean R_586 = false;
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boolean R_MMX = false;
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boolean R_SSE = false;
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boolean R_3DNow = false;
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boolean R_MMXExt = false;
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boolean R_SSE2 = false;
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void SCR_SetMode(void)
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{
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if (dedicated)
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return;
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if (!setmodeneeded || WipeInAction)
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return; // should never happen and don't change it during a wipe, BAD!
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VID_SetMode(--setmodeneeded);
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V_SetPalette(0);
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//
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// setup the right draw routines for either 8bpp or 16bpp
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//
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if (true)//vid.bpp == 1) //Always run in 8bpp. todo: remove all 16bpp code?
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{
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spanfunc = basespanfunc = R_DrawSpan_8;
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splatfunc = R_DrawSplat_8;
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transcolfunc = R_DrawTranslatedColumn_8;
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transtransfunc = R_DrawTranslatedTranslucentColumn_8;
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colfunc = basecolfunc = R_DrawColumn_8;
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shadecolfunc = R_DrawShadeColumn_8;
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fuzzcolfunc = R_DrawTranslucentColumn_8;
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walldrawerfunc = R_DrawWallColumn_8;
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twosmultipatchfunc = R_Draw2sMultiPatchColumn_8;
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twosmultipatchtransfunc = R_Draw2sMultiPatchTranslucentColumn_8;
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#ifdef RUSEASM
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if (R_ASM)
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{
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if (R_MMX)
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{
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colfunc = basecolfunc = R_DrawColumn_8_MMX;
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//shadecolfunc = R_DrawShadeColumn_8_ASM;
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//fuzzcolfunc = R_DrawTranslucentColumn_8_ASM;
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walldrawerfunc = R_DrawWallColumn_8_MMX;
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twosmultipatchfunc = R_Draw2sMultiPatchColumn_8_MMX;
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spanfunc = basespanfunc = R_DrawSpan_8_MMX;
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}
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else
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{
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colfunc = basecolfunc = R_DrawColumn_8_ASM;
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//shadecolfunc = R_DrawShadeColumn_8_ASM;
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//fuzzcolfunc = R_DrawTranslucentColumn_8_ASM;
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walldrawerfunc = R_DrawWallColumn_8_ASM;
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twosmultipatchfunc = R_Draw2sMultiPatchColumn_8_ASM;
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}
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}
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#endif
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}
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/* else if (vid.bpp > 1)
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{
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I_OutputMsg("using highcolor mode\n");
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spanfunc = basespanfunc = R_DrawSpan_16;
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transcolfunc = R_DrawTranslatedColumn_16;
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transtransfunc = R_DrawTranslucentColumn_16; // No 16bit operation for this function
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colfunc = basecolfunc = R_DrawColumn_16;
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shadecolfunc = NULL; // detect error if used somewhere..
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fuzzcolfunc = R_DrawTranslucentColumn_16;
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walldrawerfunc = R_DrawWallColumn_16;
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}*/
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else
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I_Error("unknown bytes per pixel mode %d\n", vid.bpp);
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/*#if !defined (DC) && !defined (WII)
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if (SCR_IsAspectCorrect(vid.width, vid.height))
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CONS_Alert(CONS_WARNING, M_GetText("Resolution is not aspect-correct!\nUse a multiple of %dx%d\n"), BASEVIDWIDTH, BASEVIDHEIGHT);
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#endif*/
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// set the apprpriate drawer for the sky (tall or INT16)
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setmodeneeded = 0;
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}
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// do some initial settings for the game loading screen
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//
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void SCR_Startup(void)
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{
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const CPUInfoFlags *RCpuInfo = I_CPUInfo();
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if (!M_CheckParm("-NOCPUID") && RCpuInfo)
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{
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#if defined (__i386__) || defined (_M_IX86) || defined (__WATCOMC__)
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R_486 = true;
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#endif
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if (RCpuInfo->RDTSC)
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R_586 = true;
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if (RCpuInfo->MMX)
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R_MMX = true;
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if (RCpuInfo->AMD3DNow)
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R_3DNow = true;
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if (RCpuInfo->MMXExt)
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R_MMXExt = true;
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if (RCpuInfo->SSE)
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R_SSE = true;
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if (RCpuInfo->SSE2)
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R_SSE2 = true;
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CONS_Printf("CPU Info: 486: %i, 586: %i, MMX: %i, 3DNow: %i, MMXExt: %i, SSE2: %i\n", R_486, R_586, R_MMX, R_3DNow, R_MMXExt, R_SSE2);
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}
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if (M_CheckParm("-noASM"))
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R_ASM = false;
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if (M_CheckParm("-486"))
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R_486 = true;
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if (M_CheckParm("-586"))
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R_586 = true;
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if (M_CheckParm("-MMX"))
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R_MMX = true;
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if (M_CheckParm("-3DNow"))
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R_3DNow = true;
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if (M_CheckParm("-MMXExt"))
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R_MMXExt = true;
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if (M_CheckParm("-SSE"))
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R_SSE = true;
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if (M_CheckParm("-noSSE"))
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R_SSE = false;
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if (M_CheckParm("-SSE2"))
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R_SSE2 = true;
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M_SetupMemcpy();
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if (dedicated)
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{
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V_Init();
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V_SetPalette(0);
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return;
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}
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vid.modenum = 0;
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vid.dupx = vid.width / BASEVIDWIDTH;
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vid.dupy = vid.height / BASEVIDHEIGHT;
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vid.dupx = vid.dupy = (vid.dupx < vid.dupy ? vid.dupx : vid.dupy);
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vid.fdupx = FixedDiv(vid.width*FRACUNIT, BASEVIDWIDTH*FRACUNIT);
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vid.fdupy = FixedDiv(vid.height*FRACUNIT, BASEVIDHEIGHT*FRACUNIT);
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#ifdef HWRENDER
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if (rendermode != render_opengl && rendermode != render_none) // This was just placing it incorrectly at non aspect correct resolutions in opengl
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#endif
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vid.fdupx = vid.fdupy = (vid.fdupx < vid.fdupy ? vid.fdupx : vid.fdupy);
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vid.meddupx = (UINT8)(vid.dupx >> 1) + 1;
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vid.meddupy = (UINT8)(vid.dupy >> 1) + 1;
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#ifdef HWRENDER
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vid.fmeddupx = vid.meddupx*FRACUNIT;
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vid.fmeddupy = vid.meddupy*FRACUNIT;
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#endif
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vid.smalldupx = (UINT8)(vid.dupx / 3) + 1;
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vid.smalldupy = (UINT8)(vid.dupy / 3) + 1;
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#ifdef HWRENDER
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vid.fsmalldupx = vid.smalldupx*FRACUNIT;
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vid.fsmalldupy = vid.smalldupy*FRACUNIT;
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#endif
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vid.baseratio = FRACUNIT;
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V_Init();
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CV_RegisterVar(&cv_ticrate);
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CV_RegisterVar(&cv_constextsize);
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V_SetPalette(0);
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}
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// Called at new frame, if the video mode has changed
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//
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void SCR_Recalc(void)
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{
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if (dedicated)
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return;
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// bytes per pixel quick access
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scr_bpp = vid.bpp;
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// scale 1,2,3 times in x and y the patches for the menus and overlays...
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// calculated once and for all, used by routines in v_video.c
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vid.dupx = vid.width / BASEVIDWIDTH;
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vid.dupy = vid.height / BASEVIDHEIGHT;
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vid.dupx = vid.dupy = (vid.dupx < vid.dupy ? vid.dupx : vid.dupy);
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vid.fdupx = FixedDiv(vid.width*FRACUNIT, BASEVIDWIDTH*FRACUNIT);
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vid.fdupy = FixedDiv(vid.height*FRACUNIT, BASEVIDHEIGHT*FRACUNIT);
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#ifdef HWRENDER
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//if (rendermode != render_opengl && rendermode != render_none) // This was just placing it incorrectly at non aspect correct resolutions in opengl
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// 13/11/18:
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// The above is no longer necessary, since we want OpenGL to be just like software now
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// -- Monster Iestyn
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#endif
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vid.fdupx = vid.fdupy = (vid.fdupx < vid.fdupy ? vid.fdupx : vid.fdupy);
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//vid.baseratio = FixedDiv(vid.height << FRACBITS, BASEVIDHEIGHT << FRACBITS);
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vid.baseratio = FRACUNIT;
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vid.meddupx = (UINT8)(vid.dupx >> 1) + 1;
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vid.meddupy = (UINT8)(vid.dupy >> 1) + 1;
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#ifdef HWRENDER
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vid.fmeddupx = vid.meddupx*FRACUNIT;
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vid.fmeddupy = vid.meddupy*FRACUNIT;
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#endif
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vid.smalldupx = (UINT8)(vid.dupx / 3) + 1;
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vid.smalldupy = (UINT8)(vid.dupy / 3) + 1;
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#ifdef HWRENDER
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vid.fsmalldupx = vid.smalldupx*FRACUNIT;
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vid.fsmalldupy = vid.smalldupy*FRACUNIT;
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#endif
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// toggle off automap because some screensize-dependent values will
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// be calculated next time the automap is activated.
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if (automapactive)
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AM_Stop();
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// set the screen[x] ptrs on the new vidbuffers
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V_Init();
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// scr_viewsize doesn't change, neither detailLevel, but the pixels
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// per screenblock is different now, since we've changed resolution.
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R_SetViewSize(); //just set setsizeneeded true now ..
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// vid.recalc lasts only for the next refresh...
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con_recalc = true;
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am_recalc = true;
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}
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// Check for screen cmd-line parms: to force a resolution.
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//
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// Set the video mode to set at the 1st display loop (setmodeneeded)
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//
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void SCR_CheckDefaultMode(void)
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{
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INT32 scr_forcex, scr_forcey; // resolution asked from the cmd-line
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if (dedicated)
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return;
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// 0 means not set at the cmd-line
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scr_forcex = scr_forcey = 0;
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if (M_CheckParm("-width") && M_IsNextParm())
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scr_forcex = atoi(M_GetNextParm());
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if (M_CheckParm("-height") && M_IsNextParm())
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scr_forcey = atoi(M_GetNextParm());
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if (scr_forcex && scr_forcey)
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{
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CONS_Printf(M_GetText("Using resolution: %d x %d\n"), scr_forcex, scr_forcey);
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// returns -1 if not found, thus will be 0 (no mode change) if not found
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setmodeneeded = VID_GetModeForSize(scr_forcex, scr_forcey) + 1;
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}
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else
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{
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CONS_Printf(M_GetText("Default resolution: %d x %d (%d bits)\n"), cv_scr_width.value,
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cv_scr_height.value, cv_scr_depth.value);
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// see note above
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setmodeneeded = VID_GetModeForSize(cv_scr_width.value, cv_scr_height.value) + 1;
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}
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}
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// sets the modenum as the new default video mode to be saved in the config file
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void SCR_SetDefaultMode(void)
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{
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// remember the default screen size
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CV_SetValue(&cv_scr_width, vid.width);
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CV_SetValue(&cv_scr_height, vid.height);
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CV_SetValue(&cv_scr_depth, vid.bpp*8);
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}
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// Change fullscreen on/off according to cv_fullscreen
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void SCR_ChangeFullscreen(void)
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{
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#ifdef DIRECTFULLSCREEN
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// allow_fullscreen is set by VID_PrepareModeList
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// it is used to prevent switching to fullscreen during startup
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if (!allow_fullscreen)
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return;
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if (graphics_started)
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{
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VID_PrepareModeList();
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setmodeneeded = VID_GetModeForSize(vid.width, vid.height) + 1;
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}
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return;
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#endif
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}
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boolean SCR_IsAspectCorrect(INT32 width, INT32 height)
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{
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return
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( width % BASEVIDWIDTH == 0
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&& height % BASEVIDHEIGHT == 0
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&& width / BASEVIDWIDTH == height / BASEVIDHEIGHT
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);
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}
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// XMOD FPS display
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// moved out of os-specific code for consistency
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static boolean fpsgraph[TICRATE];
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static tic_t lasttic;
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void SCR_DisplayTicRate(void)
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{
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tic_t i;
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tic_t ontic = I_GetTime();
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tic_t totaltics = 0;
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INT32 ticcntcolor = 0;
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for (i = lasttic + 1; i < TICRATE+lasttic && i < ontic; ++i)
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fpsgraph[i % TICRATE] = false;
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fpsgraph[ontic % TICRATE] = true;
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for (i = 0;i < TICRATE;++i)
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if (fpsgraph[i])
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++totaltics;
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if (totaltics <= TICRATE/2) ticcntcolor = V_REDMAP;
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else if (totaltics == TICRATE) ticcntcolor = V_GREENMAP;
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V_DrawString(vid.width-(24*vid.dupx), vid.height-(16*vid.dupy),
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V_YELLOWMAP|V_NOSCALESTART, "FPS");
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V_DrawString(vid.width-(40*vid.dupx), vid.height-( 8*vid.dupy),
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ticcntcolor|V_NOSCALESTART, va("%02d/%02u", totaltics, TICRATE));
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lasttic = ontic;
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}
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