diff options
Diffstat (limited to 'code/renderer/tr_init.c')
| -rwxr-xr-x | code/renderer/tr_init.c | 2434 |
1 files changed, 1217 insertions, 1217 deletions
diff --git a/code/renderer/tr_init.c b/code/renderer/tr_init.c index 536ee48..d7e8db5 100755 --- a/code/renderer/tr_init.c +++ b/code/renderer/tr_init.c @@ -1,1217 +1,1217 @@ -/*
-===========================================================================
-Copyright (C) 1999-2005 Id Software, Inc.
-
-This file is part of Quake III Arena source code.
-
-Quake III Arena source code is free software; you can redistribute it
-and/or modify it under the terms of the GNU General Public License as
-published by the Free Software Foundation; either version 2 of the License,
-or (at your option) any later version.
-
-Quake III Arena source code is distributed in the hope that it will be
-useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with Foobar; if not, write to the Free Software
-Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
-===========================================================================
-*/
-// tr_init.c -- functions that are not called every frame
-
-#include "tr_local.h"
-
-glconfig_t glConfig;
-glstate_t glState;
-
-static void GfxInfo_f( void );
-
-cvar_t *r_flareSize;
-cvar_t *r_flareFade;
-
-cvar_t *r_railWidth;
-cvar_t *r_railCoreWidth;
-cvar_t *r_railSegmentLength;
-
-cvar_t *r_ignoreFastPath;
-
-cvar_t *r_verbose;
-cvar_t *r_ignore;
-
-cvar_t *r_displayRefresh;
-
-cvar_t *r_detailTextures;
-
-cvar_t *r_znear;
-
-cvar_t *r_smp;
-cvar_t *r_showSmp;
-cvar_t *r_skipBackEnd;
-
-cvar_t *r_ignorehwgamma;
-cvar_t *r_measureOverdraw;
-
-cvar_t *r_inGameVideo;
-cvar_t *r_fastsky;
-cvar_t *r_drawSun;
-cvar_t *r_dynamiclight;
-cvar_t *r_dlightBacks;
-
-cvar_t *r_lodbias;
-cvar_t *r_lodscale;
-
-cvar_t *r_norefresh;
-cvar_t *r_drawentities;
-cvar_t *r_drawworld;
-cvar_t *r_speeds;
-cvar_t *r_fullbright;
-cvar_t *r_novis;
-cvar_t *r_nocull;
-cvar_t *r_facePlaneCull;
-cvar_t *r_showcluster;
-cvar_t *r_nocurves;
-
-cvar_t *r_allowExtensions;
-
-cvar_t *r_ext_compressed_textures;
-cvar_t *r_ext_gamma_control;
-cvar_t *r_ext_multitexture;
-cvar_t *r_ext_compiled_vertex_array;
-cvar_t *r_ext_texture_env_add;
-
-cvar_t *r_ignoreGLErrors;
-cvar_t *r_logFile;
-
-cvar_t *r_stencilbits;
-cvar_t *r_depthbits;
-cvar_t *r_colorbits;
-cvar_t *r_stereo;
-cvar_t *r_primitives;
-cvar_t *r_texturebits;
-
-cvar_t *r_drawBuffer;
-cvar_t *r_glDriver;
-cvar_t *r_lightmap;
-cvar_t *r_vertexLight;
-cvar_t *r_uiFullScreen;
-cvar_t *r_shadows;
-cvar_t *r_flares;
-cvar_t *r_mode;
-cvar_t *r_nobind;
-cvar_t *r_singleShader;
-cvar_t *r_roundImagesDown;
-cvar_t *r_colorMipLevels;
-cvar_t *r_picmip;
-cvar_t *r_showtris;
-cvar_t *r_showsky;
-cvar_t *r_shownormals;
-cvar_t *r_finish;
-cvar_t *r_clear;
-cvar_t *r_swapInterval;
-cvar_t *r_textureMode;
-cvar_t *r_offsetFactor;
-cvar_t *r_offsetUnits;
-cvar_t *r_gamma;
-cvar_t *r_intensity;
-cvar_t *r_lockpvs;
-cvar_t *r_noportals;
-cvar_t *r_portalOnly;
-
-cvar_t *r_subdivisions;
-cvar_t *r_lodCurveError;
-
-cvar_t *r_fullscreen;
-
-cvar_t *r_customwidth;
-cvar_t *r_customheight;
-cvar_t *r_customaspect;
-
-cvar_t *r_overBrightBits;
-cvar_t *r_mapOverBrightBits;
-
-cvar_t *r_debugSurface;
-cvar_t *r_simpleMipMaps;
-
-cvar_t *r_showImages;
-
-cvar_t *r_ambientScale;
-cvar_t *r_directedScale;
-cvar_t *r_debugLight;
-cvar_t *r_debugSort;
-cvar_t *r_printShaders;
-cvar_t *r_saveFontData;
-
-cvar_t *r_maxpolys;
-int max_polys;
-cvar_t *r_maxpolyverts;
-int max_polyverts;
-
-void ( APIENTRY * qglMultiTexCoord2fARB )( GLenum texture, GLfloat s, GLfloat t );
-void ( APIENTRY * qglActiveTextureARB )( GLenum texture );
-void ( APIENTRY * qglClientActiveTextureARB )( GLenum texture );
-
-void ( APIENTRY * qglLockArraysEXT)( GLint, GLint);
-void ( APIENTRY * qglUnlockArraysEXT) ( void );
-
-static void AssertCvarRange( cvar_t *cv, float minVal, float maxVal, qboolean shouldBeIntegral )
-{
- if ( shouldBeIntegral )
- {
- if ( ( int ) cv->value != cv->integer )
- {
- ri.Printf( PRINT_WARNING, "WARNING: cvar '%s' must be integral (%f)\n", cv->name, cv->value );
- ri.Cvar_Set( cv->name, va( "%d", cv->integer ) );
- }
- }
-
- if ( cv->value < minVal )
- {
- ri.Printf( PRINT_WARNING, "WARNING: cvar '%s' out of range (%f < %f)\n", cv->name, cv->value, minVal );
- ri.Cvar_Set( cv->name, va( "%f", minVal ) );
- }
- else if ( cv->value > maxVal )
- {
- ri.Printf( PRINT_WARNING, "WARNING: cvar '%s' out of range (%f > %f)\n", cv->name, cv->value, maxVal );
- ri.Cvar_Set( cv->name, va( "%f", maxVal ) );
- }
-}
-
-
-/*
-** InitOpenGL
-**
-** This function is responsible for initializing a valid OpenGL subsystem. This
-** is done by calling GLimp_Init (which gives us a working OGL subsystem) then
-** setting variables, checking GL constants, and reporting the gfx system config
-** to the user.
-*/
-static void InitOpenGL( void )
-{
- char renderer_buffer[1024];
-
- //
- // initialize OS specific portions of the renderer
- //
- // GLimp_Init directly or indirectly references the following cvars:
- // - r_fullscreen
- // - r_glDriver
- // - r_mode
- // - r_(color|depth|stencil)bits
- // - r_ignorehwgamma
- // - r_gamma
- //
-
- if ( glConfig.vidWidth == 0 )
- {
- GLint temp;
-
- GLimp_Init();
-
- strcpy( renderer_buffer, glConfig.renderer_string );
- Q_strlwr( renderer_buffer );
-
- // OpenGL driver constants
- qglGetIntegerv( GL_MAX_TEXTURE_SIZE, &temp );
- glConfig.maxTextureSize = temp;
-
- // stubbed or broken drivers may have reported 0...
- if ( glConfig.maxTextureSize <= 0 )
- {
- glConfig.maxTextureSize = 0;
- }
- }
-
- // init command buffers and SMP
- R_InitCommandBuffers();
-
- // print info
- GfxInfo_f();
-
- // set default state
- GL_SetDefaultState();
-}
-
-/*
-==================
-GL_CheckErrors
-==================
-*/
-void GL_CheckErrors( void ) {
- int err;
- char s[64];
-
- err = qglGetError();
- if ( err == GL_NO_ERROR ) {
- return;
- }
- if ( r_ignoreGLErrors->integer ) {
- return;
- }
- switch( err ) {
- case GL_INVALID_ENUM:
- strcpy( s, "GL_INVALID_ENUM" );
- break;
- case GL_INVALID_VALUE:
- strcpy( s, "GL_INVALID_VALUE" );
- break;
- case GL_INVALID_OPERATION:
- strcpy( s, "GL_INVALID_OPERATION" );
- break;
- case GL_STACK_OVERFLOW:
- strcpy( s, "GL_STACK_OVERFLOW" );
- break;
- case GL_STACK_UNDERFLOW:
- strcpy( s, "GL_STACK_UNDERFLOW" );
- break;
- case GL_OUT_OF_MEMORY:
- strcpy( s, "GL_OUT_OF_MEMORY" );
- break;
- default:
- Com_sprintf( s, sizeof(s), "%i", err);
- break;
- }
-
- ri.Error( ERR_FATAL, "GL_CheckErrors: %s", s );
-}
-
-
-/*
-** R_GetModeInfo
-*/
-typedef struct vidmode_s
-{
- const char *description;
- int width, height;
- float pixelAspect; // pixel width / height
-} vidmode_t;
-
-vidmode_t r_vidModes[] =
-{
- { "Mode 0: 320x240", 320, 240, 1 },
- { "Mode 1: 400x300", 400, 300, 1 },
- { "Mode 2: 512x384", 512, 384, 1 },
- { "Mode 3: 640x480", 640, 480, 1 },
- { "Mode 4: 800x600", 800, 600, 1 },
- { "Mode 5: 960x720", 960, 720, 1 },
- { "Mode 6: 1024x768", 1024, 768, 1 },
- { "Mode 7: 1152x864", 1152, 864, 1 },
- { "Mode 8: 1280x1024", 1280, 1024, 1 },
- { "Mode 9: 1600x1200", 1600, 1200, 1 },
- { "Mode 10: 2048x1536", 2048, 1536, 1 },
- { "Mode 11: 856x480 (wide)",856, 480, 1 }
-};
-static int s_numVidModes = ( sizeof( r_vidModes ) / sizeof( r_vidModes[0] ) );
-
-qboolean R_GetModeInfo( int *width, int *height, float *windowAspect, int mode ) {
- vidmode_t *vm;
-
- if ( mode < -1 ) {
- return qfalse;
- }
- if ( mode >= s_numVidModes ) {
- return qfalse;
- }
-
- if ( mode == -1 ) {
- *width = r_customwidth->integer;
- *height = r_customheight->integer;
- *windowAspect = r_customaspect->value;
- return qtrue;
- }
-
- vm = &r_vidModes[mode];
-
- *width = vm->width;
- *height = vm->height;
- *windowAspect = (float)vm->width / ( vm->height * vm->pixelAspect );
-
- return qtrue;
-}
-
-/*
-** R_ModeList_f
-*/
-static void R_ModeList_f( void )
-{
- int i;
-
- ri.Printf( PRINT_ALL, "\n" );
- for ( i = 0; i < s_numVidModes; i++ )
- {
- ri.Printf( PRINT_ALL, "%s\n", r_vidModes[i].description );
- }
- ri.Printf( PRINT_ALL, "\n" );
-}
-
-
-/*
-==============================================================================
-
- SCREEN SHOTS
-
-NOTE TTimo
-some thoughts about the screenshots system:
-screenshots get written in fs_homepath + fs_gamedir
-vanilla q3 .. baseq3/screenshots/ *.tga
-team arena .. missionpack/screenshots/ *.tga
-
-two commands: "screenshot" and "screenshotJPEG"
-we use statics to store a count and start writing the first screenshot/screenshot????.tga (.jpg) available
-(with FS_FileExists / FS_FOpenFileWrite calls)
-FIXME: the statics don't get a reinit between fs_game changes
-
-==============================================================================
-*/
-
-/*
-==================
-RB_TakeScreenshot
-==================
-*/
-void RB_TakeScreenshot( int x, int y, int width, int height, char *fileName ) {
- byte *buffer;
- int i, c, temp;
-
- buffer = ri.Hunk_AllocateTempMemory(glConfig.vidWidth*glConfig.vidHeight*3+18);
-
- Com_Memset (buffer, 0, 18);
- buffer[2] = 2; // uncompressed type
- buffer[12] = width & 255;
- buffer[13] = width >> 8;
- buffer[14] = height & 255;
- buffer[15] = height >> 8;
- buffer[16] = 24; // pixel size
-
- qglReadPixels( x, y, width, height, GL_RGB, GL_UNSIGNED_BYTE, buffer+18 );
-
- // swap rgb to bgr
- c = 18 + width * height * 3;
- for (i=18 ; i<c ; i+=3) {
- temp = buffer[i];
- buffer[i] = buffer[i+2];
- buffer[i+2] = temp;
- }
-
- // gamma correct
- if ( ( tr.overbrightBits > 0 ) && glConfig.deviceSupportsGamma ) {
- R_GammaCorrect( buffer + 18, glConfig.vidWidth * glConfig.vidHeight * 3 );
- }
-
- ri.FS_WriteFile( fileName, buffer, c );
-
- ri.Hunk_FreeTempMemory( buffer );
-}
-
-/*
-==================
-RB_TakeScreenshotJPEG
-==================
-*/
-void RB_TakeScreenshotJPEG( int x, int y, int width, int height, char *fileName ) {
- byte *buffer;
-
- buffer = ri.Hunk_AllocateTempMemory(glConfig.vidWidth*glConfig.vidHeight*4);
-
- qglReadPixels( x, y, width, height, GL_RGBA, GL_UNSIGNED_BYTE, buffer );
-
- // gamma correct
- if ( ( tr.overbrightBits > 0 ) && glConfig.deviceSupportsGamma ) {
- R_GammaCorrect( buffer, glConfig.vidWidth * glConfig.vidHeight * 4 );
- }
-
- ri.FS_WriteFile( fileName, buffer, 1 ); // create path
- SaveJPG( fileName, 95, glConfig.vidWidth, glConfig.vidHeight, buffer);
-
- ri.Hunk_FreeTempMemory( buffer );
-}
-
-/*
-==================
-RB_TakeScreenshotCmd
-==================
-*/
-const void *RB_TakeScreenshotCmd( const void *data ) {
- const screenshotCommand_t *cmd;
-
- cmd = (const screenshotCommand_t *)data;
-
- if (cmd->jpeg)
- RB_TakeScreenshotJPEG( cmd->x, cmd->y, cmd->width, cmd->height, cmd->fileName);
- else
- RB_TakeScreenshot( cmd->x, cmd->y, cmd->width, cmd->height, cmd->fileName);
-
- return (const void *)(cmd + 1);
-}
-
-/*
-==================
-R_TakeScreenshot
-==================
-*/
-void R_TakeScreenshot( int x, int y, int width, int height, char *name, qboolean jpeg ) {
- static char fileName[MAX_OSPATH]; // bad things if two screenshots per frame?
- screenshotCommand_t *cmd;
-
- cmd = R_GetCommandBuffer( sizeof( *cmd ) );
- if ( !cmd ) {
- return;
- }
- cmd->commandId = RC_SCREENSHOT;
-
- cmd->x = x;
- cmd->y = y;
- cmd->width = width;
- cmd->height = height;
- Q_strncpyz( fileName, name, sizeof(fileName) );
- cmd->fileName = fileName;
- cmd->jpeg = jpeg;
-}
-
-/*
-==================
-R_ScreenshotFilename
-==================
-*/
-void R_ScreenshotFilename( int lastNumber, char *fileName ) {
- int a,b,c,d;
-
- if ( lastNumber < 0 || lastNumber > 9999 ) {
- Com_sprintf( fileName, MAX_OSPATH, "screenshots/shot9999.tga" );
- return;
- }
-
- a = lastNumber / 1000;
- lastNumber -= a*1000;
- b = lastNumber / 100;
- lastNumber -= b*100;
- c = lastNumber / 10;
- lastNumber -= c*10;
- d = lastNumber;
-
- Com_sprintf( fileName, MAX_OSPATH, "screenshots/shot%i%i%i%i.tga"
- , a, b, c, d );
-}
-
-/*
-==================
-R_ScreenshotFilename
-==================
-*/
-void R_ScreenshotFilenameJPEG( int lastNumber, char *fileName ) {
- int a,b,c,d;
-
- if ( lastNumber < 0 || lastNumber > 9999 ) {
- Com_sprintf( fileName, MAX_OSPATH, "screenshots/shot9999.jpg" );
- return;
- }
-
- a = lastNumber / 1000;
- lastNumber -= a*1000;
- b = lastNumber / 100;
- lastNumber -= b*100;
- c = lastNumber / 10;
- lastNumber -= c*10;
- d = lastNumber;
-
- Com_sprintf( fileName, MAX_OSPATH, "screenshots/shot%i%i%i%i.jpg"
- , a, b, c, d );
-}
-
-/*
-====================
-R_LevelShot
-
-levelshots are specialized 128*128 thumbnails for
-the menu system, sampled down from full screen distorted images
-====================
-*/
-void R_LevelShot( void ) {
- char checkname[MAX_OSPATH];
- byte *buffer;
- byte *source;
- byte *src, *dst;
- int x, y;
- int r, g, b;
- float xScale, yScale;
- int xx, yy;
-
- sprintf( checkname, "levelshots/%s.tga", tr.world->baseName );
-
- source = ri.Hunk_AllocateTempMemory( glConfig.vidWidth * glConfig.vidHeight * 3 );
-
- buffer = ri.Hunk_AllocateTempMemory( 128 * 128*3 + 18);
- Com_Memset (buffer, 0, 18);
- buffer[2] = 2; // uncompressed type
- buffer[12] = 128;
- buffer[14] = 128;
- buffer[16] = 24; // pixel size
-
- qglReadPixels( 0, 0, glConfig.vidWidth, glConfig.vidHeight, GL_RGB, GL_UNSIGNED_BYTE, source );
-
- // resample from source
- xScale = glConfig.vidWidth / 512.0f;
- yScale = glConfig.vidHeight / 384.0f;
- for ( y = 0 ; y < 128 ; y++ ) {
- for ( x = 0 ; x < 128 ; x++ ) {
- r = g = b = 0;
- for ( yy = 0 ; yy < 3 ; yy++ ) {
- for ( xx = 0 ; xx < 4 ; xx++ ) {
- src = source + 3 * ( glConfig.vidWidth * (int)( (y*3+yy)*yScale ) + (int)( (x*4+xx)*xScale ) );
- r += src[0];
- g += src[1];
- b += src[2];
- }
- }
- dst = buffer + 18 + 3 * ( y * 128 + x );
- dst[0] = b / 12;
- dst[1] = g / 12;
- dst[2] = r / 12;
- }
- }
-
- // gamma correct
- if ( ( tr.overbrightBits > 0 ) && glConfig.deviceSupportsGamma ) {
- R_GammaCorrect( buffer + 18, 128 * 128 * 3 );
- }
-
- ri.FS_WriteFile( checkname, buffer, 128 * 128*3 + 18 );
-
- ri.Hunk_FreeTempMemory( buffer );
- ri.Hunk_FreeTempMemory( source );
-
- ri.Printf( PRINT_ALL, "Wrote %s\n", checkname );
-}
-
-/*
-==================
-R_ScreenShot_f
-
-screenshot
-screenshot [silent]
-screenshot [levelshot]
-screenshot [filename]
-
-Doesn't print the pacifier message if there is a second arg
-==================
-*/
-void R_ScreenShot_f (void) {
- char checkname[MAX_OSPATH];
- static int lastNumber = -1;
- qboolean silent;
-
- if ( !strcmp( ri.Cmd_Argv(1), "levelshot" ) ) {
- R_LevelShot();
- return;
- }
-
- if ( !strcmp( ri.Cmd_Argv(1), "silent" ) ) {
- silent = qtrue;
- } else {
- silent = qfalse;
- }
-
- if ( ri.Cmd_Argc() == 2 && !silent ) {
- // explicit filename
- Com_sprintf( checkname, MAX_OSPATH, "screenshots/%s.tga", ri.Cmd_Argv( 1 ) );
- } else {
- // scan for a free filename
-
- // if we have saved a previous screenshot, don't scan
- // again, because recording demo avis can involve
- // thousands of shots
- if ( lastNumber == -1 ) {
- lastNumber = 0;
- }
- // scan for a free number
- for ( ; lastNumber <= 9999 ; lastNumber++ ) {
- R_ScreenshotFilename( lastNumber, checkname );
-
- if (!ri.FS_FileExists( checkname ))
- {
- break; // file doesn't exist
- }
- }
-
- if ( lastNumber >= 9999 ) {
- ri.Printf (PRINT_ALL, "ScreenShot: Couldn't create a file\n");
- return;
- }
-
- lastNumber++;
- }
-
- R_TakeScreenshot( 0, 0, glConfig.vidWidth, glConfig.vidHeight, checkname, qfalse );
-
- if ( !silent ) {
- ri.Printf (PRINT_ALL, "Wrote %s\n", checkname);
- }
-}
-
-void R_ScreenShotJPEG_f (void) {
- char checkname[MAX_OSPATH];
- static int lastNumber = -1;
- qboolean silent;
-
- if ( !strcmp( ri.Cmd_Argv(1), "levelshot" ) ) {
- R_LevelShot();
- return;
- }
-
- if ( !strcmp( ri.Cmd_Argv(1), "silent" ) ) {
- silent = qtrue;
- } else {
- silent = qfalse;
- }
-
- if ( ri.Cmd_Argc() == 2 && !silent ) {
- // explicit filename
- Com_sprintf( checkname, MAX_OSPATH, "screenshots/%s.jpg", ri.Cmd_Argv( 1 ) );
- } else {
- // scan for a free filename
-
- // if we have saved a previous screenshot, don't scan
- // again, because recording demo avis can involve
- // thousands of shots
- if ( lastNumber == -1 ) {
- lastNumber = 0;
- }
- // scan for a free number
- for ( ; lastNumber <= 9999 ; lastNumber++ ) {
- R_ScreenshotFilenameJPEG( lastNumber, checkname );
-
- if (!ri.FS_FileExists( checkname ))
- {
- break; // file doesn't exist
- }
- }
-
- if ( lastNumber == 10000 ) {
- ri.Printf (PRINT_ALL, "ScreenShot: Couldn't create a file\n");
- return;
- }
-
- lastNumber++;
- }
-
- R_TakeScreenshot( 0, 0, glConfig.vidWidth, glConfig.vidHeight, checkname, qtrue );
-
- if ( !silent ) {
- ri.Printf (PRINT_ALL, "Wrote %s\n", checkname);
- }
-}
-
-//============================================================================
-
-/*
-** GL_SetDefaultState
-*/
-void GL_SetDefaultState( void )
-{
- qglClearDepth( 1.0f );
-
- qglCullFace(GL_FRONT);
-
- qglColor4f (1,1,1,1);
-
- // initialize downstream texture unit if we're running
- // in a multitexture environment
- if ( qglActiveTextureARB ) {
- GL_SelectTexture( 1 );
- GL_TextureMode( r_textureMode->string );
- GL_TexEnv( GL_MODULATE );
- qglDisable( GL_TEXTURE_2D );
- GL_SelectTexture( 0 );
- }
-
- qglEnable(GL_TEXTURE_2D);
- GL_TextureMode( r_textureMode->string );
- GL_TexEnv( GL_MODULATE );
-
- qglShadeModel( GL_SMOOTH );
- qglDepthFunc( GL_LEQUAL );
-
- // the vertex array is always enabled, but the color and texture
- // arrays are enabled and disabled around the compiled vertex array call
- qglEnableClientState (GL_VERTEX_ARRAY);
-
- //
- // make sure our GL state vector is set correctly
- //
- glState.glStateBits = GLS_DEPTHTEST_DISABLE | GLS_DEPTHMASK_TRUE;
-
- qglPolygonMode (GL_FRONT_AND_BACK, GL_FILL);
- qglDepthMask( GL_TRUE );
- qglDisable( GL_DEPTH_TEST );
- qglEnable( GL_SCISSOR_TEST );
- qglDisable( GL_CULL_FACE );
- qglDisable( GL_BLEND );
-}
-
-
-/*
-================
-GfxInfo_f
-================
-*/
-void GfxInfo_f( void )
-{
- cvar_t *sys_cpustring = ri.Cvar_Get( "sys_cpustring", "", 0 );
- const char *enablestrings[] =
- {
- "disabled",
- "enabled"
- };
- const char *fsstrings[] =
- {
- "windowed",
- "fullscreen"
- };
-
- ri.Printf( PRINT_ALL, "\nGL_VENDOR: %s\n", glConfig.vendor_string );
- ri.Printf( PRINT_ALL, "GL_RENDERER: %s\n", glConfig.renderer_string );
- ri.Printf( PRINT_ALL, "GL_VERSION: %s\n", glConfig.version_string );
- ri.Printf( PRINT_ALL, "GL_EXTENSIONS: %s\n", glConfig.extensions_string );
- ri.Printf( PRINT_ALL, "GL_MAX_TEXTURE_SIZE: %d\n", glConfig.maxTextureSize );
- ri.Printf( PRINT_ALL, "GL_MAX_ACTIVE_TEXTURES_ARB: %d\n", glConfig.maxActiveTextures );
- ri.Printf( PRINT_ALL, "\nPIXELFORMAT: color(%d-bits) Z(%d-bit) stencil(%d-bits)\n", glConfig.colorBits, glConfig.depthBits, glConfig.stencilBits );
- ri.Printf( PRINT_ALL, "MODE: %d, %d x %d %s hz:", r_mode->integer, glConfig.vidWidth, glConfig.vidHeight, fsstrings[r_fullscreen->integer == 1] );
- if ( glConfig.displayFrequency )
- {
- ri.Printf( PRINT_ALL, "%d\n", glConfig.displayFrequency );
- }
- else
- {
- ri.Printf( PRINT_ALL, "N/A\n" );
- }
- if ( glConfig.deviceSupportsGamma )
- {
- ri.Printf( PRINT_ALL, "GAMMA: hardware w/ %d overbright bits\n", tr.overbrightBits );
- }
- else
- {
- ri.Printf( PRINT_ALL, "GAMMA: software w/ %d overbright bits\n", tr.overbrightBits );
- }
- ri.Printf( PRINT_ALL, "CPU: %s\n", sys_cpustring->string );
-
- // rendering primitives
- {
- int primitives;
-
- // default is to use triangles if compiled vertex arrays are present
- ri.Printf( PRINT_ALL, "rendering primitives: " );
- primitives = r_primitives->integer;
- if ( primitives == 0 ) {
- if ( qglLockArraysEXT ) {
- primitives = 2;
- } else {
- primitives = 1;
- }
- }
- if ( primitives == -1 ) {
- ri.Printf( PRINT_ALL, "none\n" );
- } else if ( primitives == 2 ) {
- ri.Printf( PRINT_ALL, "single glDrawElements\n" );
- } else if ( primitives == 1 ) {
- ri.Printf( PRINT_ALL, "multiple glArrayElement\n" );
- } else if ( primitives == 3 ) {
- ri.Printf( PRINT_ALL, "multiple glColor4ubv + glTexCoord2fv + glVertex3fv\n" );
- }
- }
-
- ri.Printf( PRINT_ALL, "texturemode: %s\n", r_textureMode->string );
- ri.Printf( PRINT_ALL, "picmip: %d\n", r_picmip->integer );
- ri.Printf( PRINT_ALL, "texture bits: %d\n", r_texturebits->integer );
- ri.Printf( PRINT_ALL, "multitexture: %s\n", enablestrings[qglActiveTextureARB != 0] );
- ri.Printf( PRINT_ALL, "compiled vertex arrays: %s\n", enablestrings[qglLockArraysEXT != 0 ] );
- ri.Printf( PRINT_ALL, "texenv add: %s\n", enablestrings[glConfig.textureEnvAddAvailable != 0] );
- ri.Printf( PRINT_ALL, "compressed textures: %s\n", enablestrings[glConfig.textureCompression!=TC_NONE] );
- if ( r_vertexLight->integer || glConfig.hardwareType == GLHW_PERMEDIA2 )
- {
- ri.Printf( PRINT_ALL, "HACK: using vertex lightmap approximation\n" );
- }
- if ( glConfig.hardwareType == GLHW_RAGEPRO )
- {
- ri.Printf( PRINT_ALL, "HACK: ragePro approximations\n" );
- }
- if ( glConfig.hardwareType == GLHW_RIVA128 )
- {
- ri.Printf( PRINT_ALL, "HACK: riva128 approximations\n" );
- }
- if ( glConfig.smpActive ) {
- ri.Printf( PRINT_ALL, "Using dual processor acceleration\n" );
- }
- if ( r_finish->integer ) {
- ri.Printf( PRINT_ALL, "Forcing glFinish\n" );
- }
-}
-
-/*
-===============
-R_Register
-===============
-*/
-void R_Register( void )
-{
- //
- // latched and archived variables
- //
- r_glDriver = ri.Cvar_Get( "r_glDriver", OPENGL_DRIVER_NAME, CVAR_ARCHIVE | CVAR_LATCH );
- r_allowExtensions = ri.Cvar_Get( "r_allowExtensions", "1", CVAR_ARCHIVE | CVAR_LATCH );
- r_ext_compressed_textures = ri.Cvar_Get( "r_ext_compressed_textures", "0", CVAR_ARCHIVE | CVAR_LATCH );
- r_ext_gamma_control = ri.Cvar_Get( "r_ext_gamma_control", "1", CVAR_ARCHIVE | CVAR_LATCH );
- r_ext_multitexture = ri.Cvar_Get( "r_ext_multitexture", "1", CVAR_ARCHIVE | CVAR_LATCH );
- r_ext_compiled_vertex_array = ri.Cvar_Get( "r_ext_compiled_vertex_array", "1", CVAR_ARCHIVE | CVAR_LATCH);
-#ifdef __linux__ // broken on linux
- r_ext_texture_env_add = ri.Cvar_Get( "r_ext_texture_env_add", "0", CVAR_ARCHIVE | CVAR_LATCH);
-#else
- r_ext_texture_env_add = ri.Cvar_Get( "r_ext_texture_env_add", "1", CVAR_ARCHIVE | CVAR_LATCH);
-#endif
-
- r_picmip = ri.Cvar_Get ("r_picmip", "1", CVAR_ARCHIVE | CVAR_LATCH );
- r_roundImagesDown = ri.Cvar_Get ("r_roundImagesDown", "1", CVAR_ARCHIVE | CVAR_LATCH );
- r_colorMipLevels = ri.Cvar_Get ("r_colorMipLevels", "0", CVAR_LATCH );
- AssertCvarRange( r_picmip, 0, 16, qtrue );
- r_detailTextures = ri.Cvar_Get( "r_detailtextures", "1", CVAR_ARCHIVE | CVAR_LATCH );
- r_texturebits = ri.Cvar_Get( "r_texturebits", "0", CVAR_ARCHIVE | CVAR_LATCH );
- r_colorbits = ri.Cvar_Get( "r_colorbits", "0", CVAR_ARCHIVE | CVAR_LATCH );
- r_stereo = ri.Cvar_Get( "r_stereo", "0", CVAR_ARCHIVE | CVAR_LATCH );
-#ifdef __linux__
- r_stencilbits = ri.Cvar_Get( "r_stencilbits", "0", CVAR_ARCHIVE | CVAR_LATCH );
-#else
- r_stencilbits = ri.Cvar_Get( "r_stencilbits", "8", CVAR_ARCHIVE | CVAR_LATCH );
-#endif
- r_depthbits = ri.Cvar_Get( "r_depthbits", "0", CVAR_ARCHIVE | CVAR_LATCH );
- r_overBrightBits = ri.Cvar_Get ("r_overBrightBits", "1", CVAR_ARCHIVE | CVAR_LATCH );
- r_ignorehwgamma = ri.Cvar_Get( "r_ignorehwgamma", "0", CVAR_ARCHIVE | CVAR_LATCH);
- r_mode = ri.Cvar_Get( "r_mode", "3", CVAR_ARCHIVE | CVAR_LATCH );
- r_fullscreen = ri.Cvar_Get( "r_fullscreen", "1", CVAR_ARCHIVE | CVAR_LATCH );
- r_customwidth = ri.Cvar_Get( "r_customwidth", "1600", CVAR_ARCHIVE | CVAR_LATCH );
- r_customheight = ri.Cvar_Get( "r_customheight", "1024", CVAR_ARCHIVE | CVAR_LATCH );
- r_customaspect = ri.Cvar_Get( "r_customaspect", "1", CVAR_ARCHIVE | CVAR_LATCH );
- r_simpleMipMaps = ri.Cvar_Get( "r_simpleMipMaps", "1", CVAR_ARCHIVE | CVAR_LATCH );
- r_vertexLight = ri.Cvar_Get( "r_vertexLight", "0", CVAR_ARCHIVE | CVAR_LATCH );
- r_uiFullScreen = ri.Cvar_Get( "r_uifullscreen", "0", 0);
- r_subdivisions = ri.Cvar_Get ("r_subdivisions", "4", CVAR_ARCHIVE | CVAR_LATCH);
-#if (defined(MACOS_X) || defined(__linux__)) && defined(SMP)
- // Default to using SMP on Mac OS X or Linux if we have multiple processors
- r_smp = ri.Cvar_Get( "r_smp", Sys_ProcessorCount() > 1 ? "1" : "0", CVAR_ARCHIVE | CVAR_LATCH);
-#else
- r_smp = ri.Cvar_Get( "r_smp", "0", CVAR_ARCHIVE | CVAR_LATCH);
-#endif
- r_ignoreFastPath = ri.Cvar_Get( "r_ignoreFastPath", "1", CVAR_ARCHIVE | CVAR_LATCH );
-
- //
- // temporary latched variables that can only change over a restart
- //
- r_displayRefresh = ri.Cvar_Get( "r_displayRefresh", "0", CVAR_LATCH );
- AssertCvarRange( r_displayRefresh, 0, 200, qtrue );
- r_fullbright = ri.Cvar_Get ("r_fullbright", "0", CVAR_LATCH|CVAR_CHEAT );
- r_mapOverBrightBits = ri.Cvar_Get ("r_mapOverBrightBits", "2", CVAR_LATCH );
- r_intensity = ri.Cvar_Get ("r_intensity", "1", CVAR_LATCH );
- r_singleShader = ri.Cvar_Get ("r_singleShader", "0", CVAR_CHEAT | CVAR_LATCH );
-
- //
- // archived variables that can change at any time
- //
- r_lodCurveError = ri.Cvar_Get( "r_lodCurveError", "250", CVAR_ARCHIVE|CVAR_CHEAT );
- r_lodbias = ri.Cvar_Get( "r_lodbias", "0", CVAR_ARCHIVE );
- r_flares = ri.Cvar_Get ("r_flares", "0", CVAR_ARCHIVE );
- r_znear = ri.Cvar_Get( "r_znear", "4", CVAR_CHEAT );
- AssertCvarRange( r_znear, 0.001f, 200, qtrue );
- r_ignoreGLErrors = ri.Cvar_Get( "r_ignoreGLErrors", "1", CVAR_ARCHIVE );
- r_fastsky = ri.Cvar_Get( "r_fastsky", "0", CVAR_ARCHIVE );
- r_inGameVideo = ri.Cvar_Get( "r_inGameVideo", "1", CVAR_ARCHIVE );
- r_drawSun = ri.Cvar_Get( "r_drawSun", "0", CVAR_ARCHIVE );
- r_dynamiclight = ri.Cvar_Get( "r_dynamiclight", "1", CVAR_ARCHIVE );
- r_dlightBacks = ri.Cvar_Get( "r_dlightBacks", "1", CVAR_ARCHIVE );
- r_finish = ri.Cvar_Get ("r_finish", "0", CVAR_ARCHIVE);
- r_textureMode = ri.Cvar_Get( "r_textureMode", "GL_LINEAR_MIPMAP_NEAREST", CVAR_ARCHIVE );
- r_swapInterval = ri.Cvar_Get( "r_swapInterval", "0", CVAR_ARCHIVE );
-#ifdef __MACOS__
- r_gamma = ri.Cvar_Get( "r_gamma", "1.2", CVAR_ARCHIVE );
-#else
- r_gamma = ri.Cvar_Get( "r_gamma", "1", CVAR_ARCHIVE );
-#endif
- r_facePlaneCull = ri.Cvar_Get ("r_facePlaneCull", "1", CVAR_ARCHIVE );
-
- r_railWidth = ri.Cvar_Get( "r_railWidth", "16", CVAR_ARCHIVE );
- r_railCoreWidth = ri.Cvar_Get( "r_railCoreWidth", "6", CVAR_ARCHIVE );
- r_railSegmentLength = ri.Cvar_Get( "r_railSegmentLength", "32", CVAR_ARCHIVE );
-
- r_primitives = ri.Cvar_Get( "r_primitives", "0", CVAR_ARCHIVE );
-
- r_ambientScale = ri.Cvar_Get( "r_ambientScale", "0.6", CVAR_CHEAT );
- r_directedScale = ri.Cvar_Get( "r_directedScale", "1", CVAR_CHEAT );
-
- //
- // temporary variables that can change at any time
- //
- r_showImages = ri.Cvar_Get( "r_showImages", "0", CVAR_TEMP );
-
- r_debugLight = ri.Cvar_Get( "r_debuglight", "0", CVAR_TEMP );
- r_debugSort = ri.Cvar_Get( "r_debugSort", "0", CVAR_CHEAT );
- r_printShaders = ri.Cvar_Get( "r_printShaders", "0", 0 );
- r_saveFontData = ri.Cvar_Get( "r_saveFontData", "0", 0 );
-
- r_nocurves = ri.Cvar_Get ("r_nocurves", "0", CVAR_CHEAT );
- r_drawworld = ri.Cvar_Get ("r_drawworld", "1", CVAR_CHEAT );
- r_lightmap = ri.Cvar_Get ("r_lightmap", "0", 0 );
- r_portalOnly = ri.Cvar_Get ("r_portalOnly", "0", CVAR_CHEAT );
-
- r_flareSize = ri.Cvar_Get ("r_flareSize", "40", CVAR_CHEAT);
- r_flareFade = ri.Cvar_Get ("r_flareFade", "7", CVAR_CHEAT);
-
- r_showSmp = ri.Cvar_Get ("r_showSmp", "0", CVAR_CHEAT);
- r_skipBackEnd = ri.Cvar_Get ("r_skipBackEnd", "0", CVAR_CHEAT);
-
- r_measureOverdraw = ri.Cvar_Get( "r_measureOverdraw", "0", CVAR_CHEAT );
- r_lodscale = ri.Cvar_Get( "r_lodscale", "5", CVAR_CHEAT );
- r_norefresh = ri.Cvar_Get ("r_norefresh", "0", CVAR_CHEAT);
- r_drawentities = ri.Cvar_Get ("r_drawentities", "1", CVAR_CHEAT );
- r_ignore = ri.Cvar_Get( "r_ignore", "1", CVAR_CHEAT );
- r_nocull = ri.Cvar_Get ("r_nocull", "0", CVAR_CHEAT);
- r_novis = ri.Cvar_Get ("r_novis", "0", CVAR_CHEAT);
- r_showcluster = ri.Cvar_Get ("r_showcluster", "0", CVAR_CHEAT);
- r_speeds = ri.Cvar_Get ("r_speeds", "0", CVAR_CHEAT);
- r_verbose = ri.Cvar_Get( "r_verbose", "0", CVAR_CHEAT );
- r_logFile = ri.Cvar_Get( "r_logFile", "0", CVAR_CHEAT );
- r_debugSurface = ri.Cvar_Get ("r_debugSurface", "0", CVAR_CHEAT);
- r_nobind = ri.Cvar_Get ("r_nobind", "0", CVAR_CHEAT);
- r_showtris = ri.Cvar_Get ("r_showtris", "0", CVAR_CHEAT);
- r_showsky = ri.Cvar_Get ("r_showsky", "0", CVAR_CHEAT);
- r_shownormals = ri.Cvar_Get ("r_shownormals", "0", CVAR_CHEAT);
- r_clear = ri.Cvar_Get ("r_clear", "0", CVAR_CHEAT);
- r_offsetFactor = ri.Cvar_Get( "r_offsetfactor", "-1", CVAR_CHEAT );
- r_offsetUnits = ri.Cvar_Get( "r_offsetunits", "-2", CVAR_CHEAT );
- r_drawBuffer = ri.Cvar_Get( "r_drawBuffer", "GL_BACK", CVAR_CHEAT );
- r_lockpvs = ri.Cvar_Get ("r_lockpvs", "0", CVAR_CHEAT);
- r_noportals = ri.Cvar_Get ("r_noportals", "0", CVAR_CHEAT);
- r_shadows = ri.Cvar_Get( "cg_shadows", "1", 0 );
-
- r_maxpolys = ri.Cvar_Get( "r_maxpolys", va("%d", MAX_POLYS), 0);
- r_maxpolyverts = ri.Cvar_Get( "r_maxpolyverts", va("%d", MAX_POLYVERTS), 0);
-
- // make sure all the commands added here are also
- // removed in R_Shutdown
- ri.Cmd_AddCommand( "imagelist", R_ImageList_f );
- ri.Cmd_AddCommand( "shaderlist", R_ShaderList_f );
- ri.Cmd_AddCommand( "skinlist", R_SkinList_f );
- ri.Cmd_AddCommand( "modellist", R_Modellist_f );
- ri.Cmd_AddCommand( "modelist", R_ModeList_f );
- ri.Cmd_AddCommand( "screenshot", R_ScreenShot_f );
- ri.Cmd_AddCommand( "screenshotJPEG", R_ScreenShotJPEG_f );
- ri.Cmd_AddCommand( "gfxinfo", GfxInfo_f );
-}
-
-/*
-===============
-R_Init
-===============
-*/
-void R_Init( void ) {
- int err;
- int i;
- byte *ptr;
-
- ri.Printf( PRINT_ALL, "----- R_Init -----\n" );
-
- // clear all our internal state
- Com_Memset( &tr, 0, sizeof( tr ) );
- Com_Memset( &backEnd, 0, sizeof( backEnd ) );
- Com_Memset( &tess, 0, sizeof( tess ) );
-
-// Swap_Init();
-
- if ( (int)tess.xyz & 15 ) {
- Com_Printf( "WARNING: tess.xyz not 16 byte aligned\n" );
- }
- Com_Memset( tess.constantColor255, 255, sizeof( tess.constantColor255 ) );
-
- //
- // init function tables
- //
- for ( i = 0; i < FUNCTABLE_SIZE; i++ )
- {
- tr.sinTable[i] = sin( DEG2RAD( i * 360.0f / ( ( float ) ( FUNCTABLE_SIZE - 1 ) ) ) );
- tr.squareTable[i] = ( i < FUNCTABLE_SIZE/2 ) ? 1.0f : -1.0f;
- tr.sawToothTable[i] = (float)i / FUNCTABLE_SIZE;
- tr.inverseSawToothTable[i] = 1.0f - tr.sawToothTable[i];
-
- if ( i < FUNCTABLE_SIZE / 2 )
- {
- if ( i < FUNCTABLE_SIZE / 4 )
- {
- tr.triangleTable[i] = ( float ) i / ( FUNCTABLE_SIZE / 4 );
- }
- else
- {
- tr.triangleTable[i] = 1.0f - tr.triangleTable[i-FUNCTABLE_SIZE / 4];
- }
- }
- else
- {
- tr.triangleTable[i] = -tr.triangleTable[i-FUNCTABLE_SIZE/2];
- }
- }
-
- R_InitFogTable();
-
- R_NoiseInit();
-
- R_Register();
-
- max_polys = r_maxpolys->integer;
- if (max_polys < MAX_POLYS)
- max_polys = MAX_POLYS;
-
- max_polyverts = r_maxpolyverts->integer;
- if (max_polyverts < MAX_POLYVERTS)
- max_polyverts = MAX_POLYVERTS;
-
- ptr = ri.Hunk_Alloc( sizeof( *backEndData[0] ) + sizeof(srfPoly_t) * max_polys + sizeof(polyVert_t) * max_polyverts, h_low);
- backEndData[0] = (backEndData_t *) ptr;
- backEndData[0]->polys = (srfPoly_t *) ((char *) ptr + sizeof( *backEndData[0] ));
- backEndData[0]->polyVerts = (polyVert_t *) ((char *) ptr + sizeof( *backEndData[0] ) + sizeof(srfPoly_t) * max_polys);
- if ( r_smp->integer ) {
- ptr = ri.Hunk_Alloc( sizeof( *backEndData[1] ) + sizeof(srfPoly_t) * max_polys + sizeof(polyVert_t) * max_polyverts, h_low);
- backEndData[1] = (backEndData_t *) ptr;
- backEndData[1]->polys = (srfPoly_t *) ((char *) ptr + sizeof( *backEndData[1] ));
- backEndData[1]->polyVerts = (polyVert_t *) ((char *) ptr + sizeof( *backEndData[1] ) + sizeof(srfPoly_t) * max_polys);
- } else {
- backEndData[1] = NULL;
- }
- R_ToggleSmpFrame();
-
- InitOpenGL();
-
- R_InitImages();
-
- R_InitShaders();
-
- R_InitSkins();
-
- R_ModelInit();
-
- R_InitFreeType();
-
-
- err = qglGetError();
- if ( err != GL_NO_ERROR )
- ri.Printf (PRINT_ALL, "glGetError() = 0x%x\n", err);
-
- ri.Printf( PRINT_ALL, "----- finished R_Init -----\n" );
-}
-
-/*
-===============
-RE_Shutdown
-===============
-*/
-void RE_Shutdown( qboolean destroyWindow ) {
-
- ri.Printf( PRINT_ALL, "RE_Shutdown( %i )\n", destroyWindow );
-
- ri.Cmd_RemoveCommand ("modellist");
- ri.Cmd_RemoveCommand ("screenshotJPEG");
- ri.Cmd_RemoveCommand ("screenshot");
- ri.Cmd_RemoveCommand ("imagelist");
- ri.Cmd_RemoveCommand ("shaderlist");
- ri.Cmd_RemoveCommand ("skinlist");
- ri.Cmd_RemoveCommand ("gfxinfo");
- ri.Cmd_RemoveCommand( "modelist" );
- ri.Cmd_RemoveCommand( "shaderstate" );
-
-
- if ( tr.registered ) {
- R_SyncRenderThread();
- R_ShutdownCommandBuffers();
- R_DeleteTextures();
- }
-
- R_DoneFreeType();
-
- // shut down platform specific OpenGL stuff
- if ( destroyWindow ) {
- GLimp_Shutdown();
- }
-
- tr.registered = qfalse;
-}
-
-
-/*
-=============
-RE_EndRegistration
-
-Touch all images to make sure they are resident
-=============
-*/
-void RE_EndRegistration( void ) {
- R_SyncRenderThread();
- if (!Sys_LowPhysicalMemory()) {
- RB_ShowImages();
- }
-}
-
-
-/*
-@@@@@@@@@@@@@@@@@@@@@
-GetRefAPI
-
-@@@@@@@@@@@@@@@@@@@@@
-*/
-refexport_t *GetRefAPI ( int apiVersion, refimport_t *rimp ) {
- static refexport_t re;
-
- ri = *rimp;
-
- Com_Memset( &re, 0, sizeof( re ) );
-
- if ( apiVersion != REF_API_VERSION ) {
- ri.Printf(PRINT_ALL, "Mismatched REF_API_VERSION: expected %i, got %i\n",
- REF_API_VERSION, apiVersion );
- return NULL;
- }
-
- // the RE_ functions are Renderer Entry points
-
- re.Shutdown = RE_Shutdown;
-
- re.BeginRegistration = RE_BeginRegistration;
- re.RegisterModel = RE_RegisterModel;
- re.RegisterSkin = RE_RegisterSkin;
- re.RegisterShader = RE_RegisterShader;
- re.RegisterShaderNoMip = RE_RegisterShaderNoMip;
- re.LoadWorld = RE_LoadWorldMap;
- re.SetWorldVisData = RE_SetWorldVisData;
- re.EndRegistration = RE_EndRegistration;
-
- re.BeginFrame = RE_BeginFrame;
- re.EndFrame = RE_EndFrame;
-
- re.MarkFragments = R_MarkFragments;
- re.LerpTag = R_LerpTag;
- re.ModelBounds = R_ModelBounds;
-
- re.ClearScene = RE_ClearScene;
- re.AddRefEntityToScene = RE_AddRefEntityToScene;
- re.AddPolyToScene = RE_AddPolyToScene;
- re.LightForPoint = R_LightForPoint;
- re.AddLightToScene = RE_AddLightToScene;
- re.AddAdditiveLightToScene = RE_AddAdditiveLightToScene;
- re.RenderScene = RE_RenderScene;
-
- re.SetColor = RE_SetColor;
- re.DrawStretchPic = RE_StretchPic;
- re.DrawStretchRaw = RE_StretchRaw;
- re.UploadCinematic = RE_UploadCinematic;
-
- re.RegisterFont = RE_RegisterFont;
- re.RemapShader = R_RemapShader;
- re.GetEntityToken = R_GetEntityToken;
- re.inPVS = R_inPVS;
-
- return &re;
-}
+/* +=========================================================================== +Copyright (C) 1999-2005 Id Software, Inc. + +This file is part of Quake III Arena source code. + +Quake III Arena source code is free software; you can redistribute it +and/or modify it under the terms of the GNU General Public License as +published by the Free Software Foundation; either version 2 of the License, +or (at your option) any later version. + +Quake III Arena source code is distributed in the hope that it will be +useful, but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with Foobar; if not, write to the Free Software +Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +=========================================================================== +*/ +// tr_init.c -- functions that are not called every frame + +#include "tr_local.h" + +glconfig_t glConfig; +glstate_t glState; + +static void GfxInfo_f( void ); + +cvar_t *r_flareSize; +cvar_t *r_flareFade; + +cvar_t *r_railWidth; +cvar_t *r_railCoreWidth; +cvar_t *r_railSegmentLength; + +cvar_t *r_ignoreFastPath; + +cvar_t *r_verbose; +cvar_t *r_ignore; + +cvar_t *r_displayRefresh; + +cvar_t *r_detailTextures; + +cvar_t *r_znear; + +cvar_t *r_smp; +cvar_t *r_showSmp; +cvar_t *r_skipBackEnd; + +cvar_t *r_ignorehwgamma; +cvar_t *r_measureOverdraw; + +cvar_t *r_inGameVideo; +cvar_t *r_fastsky; +cvar_t *r_drawSun; +cvar_t *r_dynamiclight; +cvar_t *r_dlightBacks; + +cvar_t *r_lodbias; +cvar_t *r_lodscale; + +cvar_t *r_norefresh; +cvar_t *r_drawentities; +cvar_t *r_drawworld; +cvar_t *r_speeds; +cvar_t *r_fullbright; +cvar_t *r_novis; +cvar_t *r_nocull; +cvar_t *r_facePlaneCull; +cvar_t *r_showcluster; +cvar_t *r_nocurves; + +cvar_t *r_allowExtensions; + +cvar_t *r_ext_compressed_textures; +cvar_t *r_ext_gamma_control; +cvar_t *r_ext_multitexture; +cvar_t *r_ext_compiled_vertex_array; +cvar_t *r_ext_texture_env_add; + +cvar_t *r_ignoreGLErrors; +cvar_t *r_logFile; + +cvar_t *r_stencilbits; +cvar_t *r_depthbits; +cvar_t *r_colorbits; +cvar_t *r_stereo; +cvar_t *r_primitives; +cvar_t *r_texturebits; + +cvar_t *r_drawBuffer; +cvar_t *r_glDriver; +cvar_t *r_lightmap; +cvar_t *r_vertexLight; +cvar_t *r_uiFullScreen; +cvar_t *r_shadows; +cvar_t *r_flares; +cvar_t *r_mode; +cvar_t *r_nobind; +cvar_t *r_singleShader; +cvar_t *r_roundImagesDown; +cvar_t *r_colorMipLevels; +cvar_t *r_picmip; +cvar_t *r_showtris; +cvar_t *r_showsky; +cvar_t *r_shownormals; +cvar_t *r_finish; +cvar_t *r_clear; +cvar_t *r_swapInterval; +cvar_t *r_textureMode; +cvar_t *r_offsetFactor; +cvar_t *r_offsetUnits; +cvar_t *r_gamma; +cvar_t *r_intensity; +cvar_t *r_lockpvs; +cvar_t *r_noportals; +cvar_t *r_portalOnly; + +cvar_t *r_subdivisions; +cvar_t *r_lodCurveError; + +cvar_t *r_fullscreen; + +cvar_t *r_customwidth; +cvar_t *r_customheight; +cvar_t *r_customaspect; + +cvar_t *r_overBrightBits; +cvar_t *r_mapOverBrightBits; + +cvar_t *r_debugSurface; +cvar_t *r_simpleMipMaps; + +cvar_t *r_showImages; + +cvar_t *r_ambientScale; +cvar_t *r_directedScale; +cvar_t *r_debugLight; +cvar_t *r_debugSort; +cvar_t *r_printShaders; +cvar_t *r_saveFontData; + +cvar_t *r_maxpolys; +int max_polys; +cvar_t *r_maxpolyverts; +int max_polyverts; + +void ( APIENTRY * qglMultiTexCoord2fARB )( GLenum texture, GLfloat s, GLfloat t ); +void ( APIENTRY * qglActiveTextureARB )( GLenum texture ); +void ( APIENTRY * qglClientActiveTextureARB )( GLenum texture ); + +void ( APIENTRY * qglLockArraysEXT)( GLint, GLint); +void ( APIENTRY * qglUnlockArraysEXT) ( void ); + +static void AssertCvarRange( cvar_t *cv, float minVal, float maxVal, qboolean shouldBeIntegral ) +{ + if ( shouldBeIntegral ) + { + if ( ( int ) cv->value != cv->integer ) + { + ri.Printf( PRINT_WARNING, "WARNING: cvar '%s' must be integral (%f)\n", cv->name, cv->value ); + ri.Cvar_Set( cv->name, va( "%d", cv->integer ) ); + } + } + + if ( cv->value < minVal ) + { + ri.Printf( PRINT_WARNING, "WARNING: cvar '%s' out of range (%f < %f)\n", cv->name, cv->value, minVal ); + ri.Cvar_Set( cv->name, va( "%f", minVal ) ); + } + else if ( cv->value > maxVal ) + { + ri.Printf( PRINT_WARNING, "WARNING: cvar '%s' out of range (%f > %f)\n", cv->name, cv->value, maxVal ); + ri.Cvar_Set( cv->name, va( "%f", maxVal ) ); + } +} + + +/* +** InitOpenGL +** +** This function is responsible for initializing a valid OpenGL subsystem. This +** is done by calling GLimp_Init (which gives us a working OGL subsystem) then +** setting variables, checking GL constants, and reporting the gfx system config +** to the user. +*/ +static void InitOpenGL( void ) +{ + char renderer_buffer[1024]; + + // + // initialize OS specific portions of the renderer + // + // GLimp_Init directly or indirectly references the following cvars: + // - r_fullscreen + // - r_glDriver + // - r_mode + // - r_(color|depth|stencil)bits + // - r_ignorehwgamma + // - r_gamma + // + + if ( glConfig.vidWidth == 0 ) + { + GLint temp; + + GLimp_Init(); + + strcpy( renderer_buffer, glConfig.renderer_string ); + Q_strlwr( renderer_buffer ); + + // OpenGL driver constants + qglGetIntegerv( GL_MAX_TEXTURE_SIZE, &temp ); + glConfig.maxTextureSize = temp; + + // stubbed or broken drivers may have reported 0... + if ( glConfig.maxTextureSize <= 0 ) + { + glConfig.maxTextureSize = 0; + } + } + + // init command buffers and SMP + R_InitCommandBuffers(); + + // print info + GfxInfo_f(); + + // set default state + GL_SetDefaultState(); +} + +/* +================== +GL_CheckErrors +================== +*/ +void GL_CheckErrors( void ) { + int err; + char s[64]; + + err = qglGetError(); + if ( err == GL_NO_ERROR ) { + return; + } + if ( r_ignoreGLErrors->integer ) { + return; + } + switch( err ) { + case GL_INVALID_ENUM: + strcpy( s, "GL_INVALID_ENUM" ); + break; + case GL_INVALID_VALUE: + strcpy( s, "GL_INVALID_VALUE" ); + break; + case GL_INVALID_OPERATION: + strcpy( s, "GL_INVALID_OPERATION" ); + break; + case GL_STACK_OVERFLOW: + strcpy( s, "GL_STACK_OVERFLOW" ); + break; + case GL_STACK_UNDERFLOW: + strcpy( s, "GL_STACK_UNDERFLOW" ); + break; + case GL_OUT_OF_MEMORY: + strcpy( s, "GL_OUT_OF_MEMORY" ); + break; + default: + Com_sprintf( s, sizeof(s), "%i", err); + break; + } + + ri.Error( ERR_FATAL, "GL_CheckErrors: %s", s ); +} + + +/* +** R_GetModeInfo +*/ +typedef struct vidmode_s +{ + const char *description; + int width, height; + float pixelAspect; // pixel width / height +} vidmode_t; + +vidmode_t r_vidModes[] = +{ + { "Mode 0: 320x240", 320, 240, 1 }, + { "Mode 1: 400x300", 400, 300, 1 }, + { "Mode 2: 512x384", 512, 384, 1 }, + { "Mode 3: 640x480", 640, 480, 1 }, + { "Mode 4: 800x600", 800, 600, 1 }, + { "Mode 5: 960x720", 960, 720, 1 }, + { "Mode 6: 1024x768", 1024, 768, 1 }, + { "Mode 7: 1152x864", 1152, 864, 1 }, + { "Mode 8: 1280x1024", 1280, 1024, 1 }, + { "Mode 9: 1600x1200", 1600, 1200, 1 }, + { "Mode 10: 2048x1536", 2048, 1536, 1 }, + { "Mode 11: 856x480 (wide)",856, 480, 1 } +}; +static int s_numVidModes = ( sizeof( r_vidModes ) / sizeof( r_vidModes[0] ) ); + +qboolean R_GetModeInfo( int *width, int *height, float *windowAspect, int mode ) { + vidmode_t *vm; + + if ( mode < -1 ) { + return qfalse; + } + if ( mode >= s_numVidModes ) { + return qfalse; + } + + if ( mode == -1 ) { + *width = r_customwidth->integer; + *height = r_customheight->integer; + *windowAspect = r_customaspect->value; + return qtrue; + } + + vm = &r_vidModes[mode]; + + *width = vm->width; + *height = vm->height; + *windowAspect = (float)vm->width / ( vm->height * vm->pixelAspect ); + + return qtrue; +} + +/* +** R_ModeList_f +*/ +static void R_ModeList_f( void ) +{ + int i; + + ri.Printf( PRINT_ALL, "\n" ); + for ( i = 0; i < s_numVidModes; i++ ) + { + ri.Printf( PRINT_ALL, "%s\n", r_vidModes[i].description ); + } + ri.Printf( PRINT_ALL, "\n" ); +} + + +/* +============================================================================== + + SCREEN SHOTS + +NOTE TTimo +some thoughts about the screenshots system: +screenshots get written in fs_homepath + fs_gamedir +vanilla q3 .. baseq3/screenshots/ *.tga +team arena .. missionpack/screenshots/ *.tga + +two commands: "screenshot" and "screenshotJPEG" +we use statics to store a count and start writing the first screenshot/screenshot????.tga (.jpg) available +(with FS_FileExists / FS_FOpenFileWrite calls) +FIXME: the statics don't get a reinit between fs_game changes + +============================================================================== +*/ + +/* +================== +RB_TakeScreenshot +================== +*/ +void RB_TakeScreenshot( int x, int y, int width, int height, char *fileName ) { + byte *buffer; + int i, c, temp; + + buffer = ri.Hunk_AllocateTempMemory(glConfig.vidWidth*glConfig.vidHeight*3+18); + + Com_Memset (buffer, 0, 18); + buffer[2] = 2; // uncompressed type + buffer[12] = width & 255; + buffer[13] = width >> 8; + buffer[14] = height & 255; + buffer[15] = height >> 8; + buffer[16] = 24; // pixel size + + qglReadPixels( x, y, width, height, GL_RGB, GL_UNSIGNED_BYTE, buffer+18 ); + + // swap rgb to bgr + c = 18 + width * height * 3; + for (i=18 ; i<c ; i+=3) { + temp = buffer[i]; + buffer[i] = buffer[i+2]; + buffer[i+2] = temp; + } + + // gamma correct + if ( ( tr.overbrightBits > 0 ) && glConfig.deviceSupportsGamma ) { + R_GammaCorrect( buffer + 18, glConfig.vidWidth * glConfig.vidHeight * 3 ); + } + + ri.FS_WriteFile( fileName, buffer, c ); + + ri.Hunk_FreeTempMemory( buffer ); +} + +/* +================== +RB_TakeScreenshotJPEG +================== +*/ +void RB_TakeScreenshotJPEG( int x, int y, int width, int height, char *fileName ) { + byte *buffer; + + buffer = ri.Hunk_AllocateTempMemory(glConfig.vidWidth*glConfig.vidHeight*4); + + qglReadPixels( x, y, width, height, GL_RGBA, GL_UNSIGNED_BYTE, buffer ); + + // gamma correct + if ( ( tr.overbrightBits > 0 ) && glConfig.deviceSupportsGamma ) { + R_GammaCorrect( buffer, glConfig.vidWidth * glConfig.vidHeight * 4 ); + } + + ri.FS_WriteFile( fileName, buffer, 1 ); // create path + SaveJPG( fileName, 95, glConfig.vidWidth, glConfig.vidHeight, buffer); + + ri.Hunk_FreeTempMemory( buffer ); +} + +/* +================== +RB_TakeScreenshotCmd +================== +*/ +const void *RB_TakeScreenshotCmd( const void *data ) { + const screenshotCommand_t *cmd; + + cmd = (const screenshotCommand_t *)data; + + if (cmd->jpeg) + RB_TakeScreenshotJPEG( cmd->x, cmd->y, cmd->width, cmd->height, cmd->fileName); + else + RB_TakeScreenshot( cmd->x, cmd->y, cmd->width, cmd->height, cmd->fileName); + + return (const void *)(cmd + 1); +} + +/* +================== +R_TakeScreenshot +================== +*/ +void R_TakeScreenshot( int x, int y, int width, int height, char *name, qboolean jpeg ) { + static char fileName[MAX_OSPATH]; // bad things if two screenshots per frame? + screenshotCommand_t *cmd; + + cmd = R_GetCommandBuffer( sizeof( *cmd ) ); + if ( !cmd ) { + return; + } + cmd->commandId = RC_SCREENSHOT; + + cmd->x = x; + cmd->y = y; + cmd->width = width; + cmd->height = height; + Q_strncpyz( fileName, name, sizeof(fileName) ); + cmd->fileName = fileName; + cmd->jpeg = jpeg; +} + +/* +================== +R_ScreenshotFilename +================== +*/ +void R_ScreenshotFilename( int lastNumber, char *fileName ) { + int a,b,c,d; + + if ( lastNumber < 0 || lastNumber > 9999 ) { + Com_sprintf( fileName, MAX_OSPATH, "screenshots/shot9999.tga" ); + return; + } + + a = lastNumber / 1000; + lastNumber -= a*1000; + b = lastNumber / 100; + lastNumber -= b*100; + c = lastNumber / 10; + lastNumber -= c*10; + d = lastNumber; + + Com_sprintf( fileName, MAX_OSPATH, "screenshots/shot%i%i%i%i.tga" + , a, b, c, d ); +} + +/* +================== +R_ScreenshotFilename +================== +*/ +void R_ScreenshotFilenameJPEG( int lastNumber, char *fileName ) { + int a,b,c,d; + + if ( lastNumber < 0 || lastNumber > 9999 ) { + Com_sprintf( fileName, MAX_OSPATH, "screenshots/shot9999.jpg" ); + return; + } + + a = lastNumber / 1000; + lastNumber -= a*1000; + b = lastNumber / 100; + lastNumber -= b*100; + c = lastNumber / 10; + lastNumber -= c*10; + d = lastNumber; + + Com_sprintf( fileName, MAX_OSPATH, "screenshots/shot%i%i%i%i.jpg" + , a, b, c, d ); +} + +/* +==================== +R_LevelShot + +levelshots are specialized 128*128 thumbnails for +the menu system, sampled down from full screen distorted images +==================== +*/ +void R_LevelShot( void ) { + char checkname[MAX_OSPATH]; + byte *buffer; + byte *source; + byte *src, *dst; + int x, y; + int r, g, b; + float xScale, yScale; + int xx, yy; + + sprintf( checkname, "levelshots/%s.tga", tr.world->baseName ); + + source = ri.Hunk_AllocateTempMemory( glConfig.vidWidth * glConfig.vidHeight * 3 ); + + buffer = ri.Hunk_AllocateTempMemory( 128 * 128*3 + 18); + Com_Memset (buffer, 0, 18); + buffer[2] = 2; // uncompressed type + buffer[12] = 128; + buffer[14] = 128; + buffer[16] = 24; // pixel size + + qglReadPixels( 0, 0, glConfig.vidWidth, glConfig.vidHeight, GL_RGB, GL_UNSIGNED_BYTE, source ); + + // resample from source + xScale = glConfig.vidWidth / 512.0f; + yScale = glConfig.vidHeight / 384.0f; + for ( y = 0 ; y < 128 ; y++ ) { + for ( x = 0 ; x < 128 ; x++ ) { + r = g = b = 0; + for ( yy = 0 ; yy < 3 ; yy++ ) { + for ( xx = 0 ; xx < 4 ; xx++ ) { + src = source + 3 * ( glConfig.vidWidth * (int)( (y*3+yy)*yScale ) + (int)( (x*4+xx)*xScale ) ); + r += src[0]; + g += src[1]; + b += src[2]; + } + } + dst = buffer + 18 + 3 * ( y * 128 + x ); + dst[0] = b / 12; + dst[1] = g / 12; + dst[2] = r / 12; + } + } + + // gamma correct + if ( ( tr.overbrightBits > 0 ) && glConfig.deviceSupportsGamma ) { + R_GammaCorrect( buffer + 18, 128 * 128 * 3 ); + } + + ri.FS_WriteFile( checkname, buffer, 128 * 128*3 + 18 ); + + ri.Hunk_FreeTempMemory( buffer ); + ri.Hunk_FreeTempMemory( source ); + + ri.Printf( PRINT_ALL, "Wrote %s\n", checkname ); +} + +/* +================== +R_ScreenShot_f + +screenshot +screenshot [silent] +screenshot [levelshot] +screenshot [filename] + +Doesn't print the pacifier message if there is a second arg +================== +*/ +void R_ScreenShot_f (void) { + char checkname[MAX_OSPATH]; + static int lastNumber = -1; + qboolean silent; + + if ( !strcmp( ri.Cmd_Argv(1), "levelshot" ) ) { + R_LevelShot(); + return; + } + + if ( !strcmp( ri.Cmd_Argv(1), "silent" ) ) { + silent = qtrue; + } else { + silent = qfalse; + } + + if ( ri.Cmd_Argc() == 2 && !silent ) { + // explicit filename + Com_sprintf( checkname, MAX_OSPATH, "screenshots/%s.tga", ri.Cmd_Argv( 1 ) ); + } else { + // scan for a free filename + + // if we have saved a previous screenshot, don't scan + // again, because recording demo avis can involve + // thousands of shots + if ( lastNumber == -1 ) { + lastNumber = 0; + } + // scan for a free number + for ( ; lastNumber <= 9999 ; lastNumber++ ) { + R_ScreenshotFilename( lastNumber, checkname ); + + if (!ri.FS_FileExists( checkname )) + { + break; // file doesn't exist + } + } + + if ( lastNumber >= 9999 ) { + ri.Printf (PRINT_ALL, "ScreenShot: Couldn't create a file\n"); + return; + } + + lastNumber++; + } + + R_TakeScreenshot( 0, 0, glConfig.vidWidth, glConfig.vidHeight, checkname, qfalse ); + + if ( !silent ) { + ri.Printf (PRINT_ALL, "Wrote %s\n", checkname); + } +} + +void R_ScreenShotJPEG_f (void) { + char checkname[MAX_OSPATH]; + static int lastNumber = -1; + qboolean silent; + + if ( !strcmp( ri.Cmd_Argv(1), "levelshot" ) ) { + R_LevelShot(); + return; + } + + if ( !strcmp( ri.Cmd_Argv(1), "silent" ) ) { + silent = qtrue; + } else { + silent = qfalse; + } + + if ( ri.Cmd_Argc() == 2 && !silent ) { + // explicit filename + Com_sprintf( checkname, MAX_OSPATH, "screenshots/%s.jpg", ri.Cmd_Argv( 1 ) ); + } else { + // scan for a free filename + + // if we have saved a previous screenshot, don't scan + // again, because recording demo avis can involve + // thousands of shots + if ( lastNumber == -1 ) { + lastNumber = 0; + } + // scan for a free number + for ( ; lastNumber <= 9999 ; lastNumber++ ) { + R_ScreenshotFilenameJPEG( lastNumber, checkname ); + + if (!ri.FS_FileExists( checkname )) + { + break; // file doesn't exist + } + } + + if ( lastNumber == 10000 ) { + ri.Printf (PRINT_ALL, "ScreenShot: Couldn't create a file\n"); + return; + } + + lastNumber++; + } + + R_TakeScreenshot( 0, 0, glConfig.vidWidth, glConfig.vidHeight, checkname, qtrue ); + + if ( !silent ) { + ri.Printf (PRINT_ALL, "Wrote %s\n", checkname); + } +} + +//============================================================================ + +/* +** GL_SetDefaultState +*/ +void GL_SetDefaultState( void ) +{ + qglClearDepth( 1.0f ); + + qglCullFace(GL_FRONT); + + qglColor4f (1,1,1,1); + + // initialize downstream texture unit if we're running + // in a multitexture environment + if ( qglActiveTextureARB ) { + GL_SelectTexture( 1 ); + GL_TextureMode( r_textureMode->string ); + GL_TexEnv( GL_MODULATE ); + qglDisable( GL_TEXTURE_2D ); + GL_SelectTexture( 0 ); + } + + qglEnable(GL_TEXTURE_2D); + GL_TextureMode( r_textureMode->string ); + GL_TexEnv( GL_MODULATE ); + + qglShadeModel( GL_SMOOTH ); + qglDepthFunc( GL_LEQUAL ); + + // the vertex array is always enabled, but the color and texture + // arrays are enabled and disabled around the compiled vertex array call + qglEnableClientState (GL_VERTEX_ARRAY); + + // + // make sure our GL state vector is set correctly + // + glState.glStateBits = GLS_DEPTHTEST_DISABLE | GLS_DEPTHMASK_TRUE; + + qglPolygonMode (GL_FRONT_AND_BACK, GL_FILL); + qglDepthMask( GL_TRUE ); + qglDisable( GL_DEPTH_TEST ); + qglEnable( GL_SCISSOR_TEST ); + qglDisable( GL_CULL_FACE ); + qglDisable( GL_BLEND ); +} + + +/* +================ +GfxInfo_f +================ +*/ +void GfxInfo_f( void ) +{ + cvar_t *sys_cpustring = ri.Cvar_Get( "sys_cpustring", "", 0 ); + const char *enablestrings[] = + { + "disabled", + "enabled" + }; + const char *fsstrings[] = + { + "windowed", + "fullscreen" + }; + + ri.Printf( PRINT_ALL, "\nGL_VENDOR: %s\n", glConfig.vendor_string ); + ri.Printf( PRINT_ALL, "GL_RENDERER: %s\n", glConfig.renderer_string ); + ri.Printf( PRINT_ALL, "GL_VERSION: %s\n", glConfig.version_string ); + ri.Printf( PRINT_ALL, "GL_EXTENSIONS: %s\n", glConfig.extensions_string ); + ri.Printf( PRINT_ALL, "GL_MAX_TEXTURE_SIZE: %d\n", glConfig.maxTextureSize ); + ri.Printf( PRINT_ALL, "GL_MAX_ACTIVE_TEXTURES_ARB: %d\n", glConfig.maxActiveTextures ); + ri.Printf( PRINT_ALL, "\nPIXELFORMAT: color(%d-bits) Z(%d-bit) stencil(%d-bits)\n", glConfig.colorBits, glConfig.depthBits, glConfig.stencilBits ); + ri.Printf( PRINT_ALL, "MODE: %d, %d x %d %s hz:", r_mode->integer, glConfig.vidWidth, glConfig.vidHeight, fsstrings[r_fullscreen->integer == 1] ); + if ( glConfig.displayFrequency ) + { + ri.Printf( PRINT_ALL, "%d\n", glConfig.displayFrequency ); + } + else + { + ri.Printf( PRINT_ALL, "N/A\n" ); + } + if ( glConfig.deviceSupportsGamma ) + { + ri.Printf( PRINT_ALL, "GAMMA: hardware w/ %d overbright bits\n", tr.overbrightBits ); + } + else + { + ri.Printf( PRINT_ALL, "GAMMA: software w/ %d overbright bits\n", tr.overbrightBits ); + } + ri.Printf( PRINT_ALL, "CPU: %s\n", sys_cpustring->string ); + + // rendering primitives + { + int primitives; + + // default is to use triangles if compiled vertex arrays are present + ri.Printf( PRINT_ALL, "rendering primitives: " ); + primitives = r_primitives->integer; + if ( primitives == 0 ) { + if ( qglLockArraysEXT ) { + primitives = 2; + } else { + primitives = 1; + } + } + if ( primitives == -1 ) { + ri.Printf( PRINT_ALL, "none\n" ); + } else if ( primitives == 2 ) { + ri.Printf( PRINT_ALL, "single glDrawElements\n" ); + } else if ( primitives == 1 ) { + ri.Printf( PRINT_ALL, "multiple glArrayElement\n" ); + } else if ( primitives == 3 ) { + ri.Printf( PRINT_ALL, "multiple glColor4ubv + glTexCoord2fv + glVertex3fv\n" ); + } + } + + ri.Printf( PRINT_ALL, "texturemode: %s\n", r_textureMode->string ); + ri.Printf( PRINT_ALL, "picmip: %d\n", r_picmip->integer ); + ri.Printf( PRINT_ALL, "texture bits: %d\n", r_texturebits->integer ); + ri.Printf( PRINT_ALL, "multitexture: %s\n", enablestrings[qglActiveTextureARB != 0] ); + ri.Printf( PRINT_ALL, "compiled vertex arrays: %s\n", enablestrings[qglLockArraysEXT != 0 ] ); + ri.Printf( PRINT_ALL, "texenv add: %s\n", enablestrings[glConfig.textureEnvAddAvailable != 0] ); + ri.Printf( PRINT_ALL, "compressed textures: %s\n", enablestrings[glConfig.textureCompression!=TC_NONE] ); + if ( r_vertexLight->integer || glConfig.hardwareType == GLHW_PERMEDIA2 ) + { + ri.Printf( PRINT_ALL, "HACK: using vertex lightmap approximation\n" ); + } + if ( glConfig.hardwareType == GLHW_RAGEPRO ) + { + ri.Printf( PRINT_ALL, "HACK: ragePro approximations\n" ); + } + if ( glConfig.hardwareType == GLHW_RIVA128 ) + { + ri.Printf( PRINT_ALL, "HACK: riva128 approximations\n" ); + } + if ( glConfig.smpActive ) { + ri.Printf( PRINT_ALL, "Using dual processor acceleration\n" ); + } + if ( r_finish->integer ) { + ri.Printf( PRINT_ALL, "Forcing glFinish\n" ); + } +} + +/* +=============== +R_Register +=============== +*/ +void R_Register( void ) +{ + // + // latched and archived variables + // + r_glDriver = ri.Cvar_Get( "r_glDriver", OPENGL_DRIVER_NAME, CVAR_ARCHIVE | CVAR_LATCH ); + r_allowExtensions = ri.Cvar_Get( "r_allowExtensions", "1", CVAR_ARCHIVE | CVAR_LATCH ); + r_ext_compressed_textures = ri.Cvar_Get( "r_ext_compressed_textures", "0", CVAR_ARCHIVE | CVAR_LATCH ); + r_ext_gamma_control = ri.Cvar_Get( "r_ext_gamma_control", "1", CVAR_ARCHIVE | CVAR_LATCH ); + r_ext_multitexture = ri.Cvar_Get( "r_ext_multitexture", "1", CVAR_ARCHIVE | CVAR_LATCH ); + r_ext_compiled_vertex_array = ri.Cvar_Get( "r_ext_compiled_vertex_array", "1", CVAR_ARCHIVE | CVAR_LATCH); +#ifdef __linux__ // broken on linux + r_ext_texture_env_add = ri.Cvar_Get( "r_ext_texture_env_add", "0", CVAR_ARCHIVE | CVAR_LATCH); +#else + r_ext_texture_env_add = ri.Cvar_Get( "r_ext_texture_env_add", "1", CVAR_ARCHIVE | CVAR_LATCH); +#endif + + r_picmip = ri.Cvar_Get ("r_picmip", "1", CVAR_ARCHIVE | CVAR_LATCH ); + r_roundImagesDown = ri.Cvar_Get ("r_roundImagesDown", "1", CVAR_ARCHIVE | CVAR_LATCH ); + r_colorMipLevels = ri.Cvar_Get ("r_colorMipLevels", "0", CVAR_LATCH ); + AssertCvarRange( r_picmip, 0, 16, qtrue ); + r_detailTextures = ri.Cvar_Get( "r_detailtextures", "1", CVAR_ARCHIVE | CVAR_LATCH ); + r_texturebits = ri.Cvar_Get( "r_texturebits", "0", CVAR_ARCHIVE | CVAR_LATCH ); + r_colorbits = ri.Cvar_Get( "r_colorbits", "0", CVAR_ARCHIVE | CVAR_LATCH ); + r_stereo = ri.Cvar_Get( "r_stereo", "0", CVAR_ARCHIVE | CVAR_LATCH ); +#ifdef __linux__ + r_stencilbits = ri.Cvar_Get( "r_stencilbits", "0", CVAR_ARCHIVE | CVAR_LATCH ); +#else + r_stencilbits = ri.Cvar_Get( "r_stencilbits", "8", CVAR_ARCHIVE | CVAR_LATCH ); +#endif + r_depthbits = ri.Cvar_Get( "r_depthbits", "0", CVAR_ARCHIVE | CVAR_LATCH ); + r_overBrightBits = ri.Cvar_Get ("r_overBrightBits", "1", CVAR_ARCHIVE | CVAR_LATCH ); + r_ignorehwgamma = ri.Cvar_Get( "r_ignorehwgamma", "0", CVAR_ARCHIVE | CVAR_LATCH); + r_mode = ri.Cvar_Get( "r_mode", "3", CVAR_ARCHIVE | CVAR_LATCH ); + r_fullscreen = ri.Cvar_Get( "r_fullscreen", "1", CVAR_ARCHIVE | CVAR_LATCH ); + r_customwidth = ri.Cvar_Get( "r_customwidth", "1600", CVAR_ARCHIVE | CVAR_LATCH ); + r_customheight = ri.Cvar_Get( "r_customheight", "1024", CVAR_ARCHIVE | CVAR_LATCH ); + r_customaspect = ri.Cvar_Get( "r_customaspect", "1", CVAR_ARCHIVE | CVAR_LATCH ); + r_simpleMipMaps = ri.Cvar_Get( "r_simpleMipMaps", "1", CVAR_ARCHIVE | CVAR_LATCH ); + r_vertexLight = ri.Cvar_Get( "r_vertexLight", "0", CVAR_ARCHIVE | CVAR_LATCH ); + r_uiFullScreen = ri.Cvar_Get( "r_uifullscreen", "0", 0); + r_subdivisions = ri.Cvar_Get ("r_subdivisions", "4", CVAR_ARCHIVE | CVAR_LATCH); +#if (defined(MACOS_X) || defined(__linux__)) && defined(SMP) + // Default to using SMP on Mac OS X or Linux if we have multiple processors + r_smp = ri.Cvar_Get( "r_smp", Sys_ProcessorCount() > 1 ? "1" : "0", CVAR_ARCHIVE | CVAR_LATCH); +#else + r_smp = ri.Cvar_Get( "r_smp", "0", CVAR_ARCHIVE | CVAR_LATCH); +#endif + r_ignoreFastPath = ri.Cvar_Get( "r_ignoreFastPath", "1", CVAR_ARCHIVE | CVAR_LATCH ); + + // + // temporary latched variables that can only change over a restart + // + r_displayRefresh = ri.Cvar_Get( "r_displayRefresh", "0", CVAR_LATCH ); + AssertCvarRange( r_displayRefresh, 0, 200, qtrue ); + r_fullbright = ri.Cvar_Get ("r_fullbright", "0", CVAR_LATCH|CVAR_CHEAT ); + r_mapOverBrightBits = ri.Cvar_Get ("r_mapOverBrightBits", "2", CVAR_LATCH ); + r_intensity = ri.Cvar_Get ("r_intensity", "1", CVAR_LATCH ); + r_singleShader = ri.Cvar_Get ("r_singleShader", "0", CVAR_CHEAT | CVAR_LATCH ); + + // + // archived variables that can change at any time + // + r_lodCurveError = ri.Cvar_Get( "r_lodCurveError", "250", CVAR_ARCHIVE|CVAR_CHEAT ); + r_lodbias = ri.Cvar_Get( "r_lodbias", "0", CVAR_ARCHIVE ); + r_flares = ri.Cvar_Get ("r_flares", "0", CVAR_ARCHIVE ); + r_znear = ri.Cvar_Get( "r_znear", "4", CVAR_CHEAT ); + AssertCvarRange( r_znear, 0.001f, 200, qtrue ); + r_ignoreGLErrors = ri.Cvar_Get( "r_ignoreGLErrors", "1", CVAR_ARCHIVE ); + r_fastsky = ri.Cvar_Get( "r_fastsky", "0", CVAR_ARCHIVE ); + r_inGameVideo = ri.Cvar_Get( "r_inGameVideo", "1", CVAR_ARCHIVE ); + r_drawSun = ri.Cvar_Get( "r_drawSun", "0", CVAR_ARCHIVE ); + r_dynamiclight = ri.Cvar_Get( "r_dynamiclight", "1", CVAR_ARCHIVE ); + r_dlightBacks = ri.Cvar_Get( "r_dlightBacks", "1", CVAR_ARCHIVE ); + r_finish = ri.Cvar_Get ("r_finish", "0", CVAR_ARCHIVE); + r_textureMode = ri.Cvar_Get( "r_textureMode", "GL_LINEAR_MIPMAP_NEAREST", CVAR_ARCHIVE ); + r_swapInterval = ri.Cvar_Get( "r_swapInterval", "0", CVAR_ARCHIVE ); +#ifdef __MACOS__ + r_gamma = ri.Cvar_Get( "r_gamma", "1.2", CVAR_ARCHIVE ); +#else + r_gamma = ri.Cvar_Get( "r_gamma", "1", CVAR_ARCHIVE ); +#endif + r_facePlaneCull = ri.Cvar_Get ("r_facePlaneCull", "1", CVAR_ARCHIVE ); + + r_railWidth = ri.Cvar_Get( "r_railWidth", "16", CVAR_ARCHIVE ); + r_railCoreWidth = ri.Cvar_Get( "r_railCoreWidth", "6", CVAR_ARCHIVE ); + r_railSegmentLength = ri.Cvar_Get( "r_railSegmentLength", "32", CVAR_ARCHIVE ); + + r_primitives = ri.Cvar_Get( "r_primitives", "0", CVAR_ARCHIVE ); + + r_ambientScale = ri.Cvar_Get( "r_ambientScale", "0.6", CVAR_CHEAT ); + r_directedScale = ri.Cvar_Get( "r_directedScale", "1", CVAR_CHEAT ); + + // + // temporary variables that can change at any time + // + r_showImages = ri.Cvar_Get( "r_showImages", "0", CVAR_TEMP ); + + r_debugLight = ri.Cvar_Get( "r_debuglight", "0", CVAR_TEMP ); + r_debugSort = ri.Cvar_Get( "r_debugSort", "0", CVAR_CHEAT ); + r_printShaders = ri.Cvar_Get( "r_printShaders", "0", 0 ); + r_saveFontData = ri.Cvar_Get( "r_saveFontData", "0", 0 ); + + r_nocurves = ri.Cvar_Get ("r_nocurves", "0", CVAR_CHEAT ); + r_drawworld = ri.Cvar_Get ("r_drawworld", "1", CVAR_CHEAT ); + r_lightmap = ri.Cvar_Get ("r_lightmap", "0", 0 ); + r_portalOnly = ri.Cvar_Get ("r_portalOnly", "0", CVAR_CHEAT ); + + r_flareSize = ri.Cvar_Get ("r_flareSize", "40", CVAR_CHEAT); + r_flareFade = ri.Cvar_Get ("r_flareFade", "7", CVAR_CHEAT); + + r_showSmp = ri.Cvar_Get ("r_showSmp", "0", CVAR_CHEAT); + r_skipBackEnd = ri.Cvar_Get ("r_skipBackEnd", "0", CVAR_CHEAT); + + r_measureOverdraw = ri.Cvar_Get( "r_measureOverdraw", "0", CVAR_CHEAT ); + r_lodscale = ri.Cvar_Get( "r_lodscale", "5", CVAR_CHEAT ); + r_norefresh = ri.Cvar_Get ("r_norefresh", "0", CVAR_CHEAT); + r_drawentities = ri.Cvar_Get ("r_drawentities", "1", CVAR_CHEAT ); + r_ignore = ri.Cvar_Get( "r_ignore", "1", CVAR_CHEAT ); + r_nocull = ri.Cvar_Get ("r_nocull", "0", CVAR_CHEAT); + r_novis = ri.Cvar_Get ("r_novis", "0", CVAR_CHEAT); + r_showcluster = ri.Cvar_Get ("r_showcluster", "0", CVAR_CHEAT); + r_speeds = ri.Cvar_Get ("r_speeds", "0", CVAR_CHEAT); + r_verbose = ri.Cvar_Get( "r_verbose", "0", CVAR_CHEAT ); + r_logFile = ri.Cvar_Get( "r_logFile", "0", CVAR_CHEAT ); + r_debugSurface = ri.Cvar_Get ("r_debugSurface", "0", CVAR_CHEAT); + r_nobind = ri.Cvar_Get ("r_nobind", "0", CVAR_CHEAT); + r_showtris = ri.Cvar_Get ("r_showtris", "0", CVAR_CHEAT); + r_showsky = ri.Cvar_Get ("r_showsky", "0", CVAR_CHEAT); + r_shownormals = ri.Cvar_Get ("r_shownormals", "0", CVAR_CHEAT); + r_clear = ri.Cvar_Get ("r_clear", "0", CVAR_CHEAT); + r_offsetFactor = ri.Cvar_Get( "r_offsetfactor", "-1", CVAR_CHEAT ); + r_offsetUnits = ri.Cvar_Get( "r_offsetunits", "-2", CVAR_CHEAT ); + r_drawBuffer = ri.Cvar_Get( "r_drawBuffer", "GL_BACK", CVAR_CHEAT ); + r_lockpvs = ri.Cvar_Get ("r_lockpvs", "0", CVAR_CHEAT); + r_noportals = ri.Cvar_Get ("r_noportals", "0", CVAR_CHEAT); + r_shadows = ri.Cvar_Get( "cg_shadows", "1", 0 ); + + r_maxpolys = ri.Cvar_Get( "r_maxpolys", va("%d", MAX_POLYS), 0); + r_maxpolyverts = ri.Cvar_Get( "r_maxpolyverts", va("%d", MAX_POLYVERTS), 0); + + // make sure all the commands added here are also + // removed in R_Shutdown + ri.Cmd_AddCommand( "imagelist", R_ImageList_f ); + ri.Cmd_AddCommand( "shaderlist", R_ShaderList_f ); + ri.Cmd_AddCommand( "skinlist", R_SkinList_f ); + ri.Cmd_AddCommand( "modellist", R_Modellist_f ); + ri.Cmd_AddCommand( "modelist", R_ModeList_f ); + ri.Cmd_AddCommand( "screenshot", R_ScreenShot_f ); + ri.Cmd_AddCommand( "screenshotJPEG", R_ScreenShotJPEG_f ); + ri.Cmd_AddCommand( "gfxinfo", GfxInfo_f ); +} + +/* +=============== +R_Init +=============== +*/ +void R_Init( void ) { + int err; + int i; + byte *ptr; + + ri.Printf( PRINT_ALL, "----- R_Init -----\n" ); + + // clear all our internal state + Com_Memset( &tr, 0, sizeof( tr ) ); + Com_Memset( &backEnd, 0, sizeof( backEnd ) ); + Com_Memset( &tess, 0, sizeof( tess ) ); + +// Swap_Init(); + + if ( (int)tess.xyz & 15 ) { + Com_Printf( "WARNING: tess.xyz not 16 byte aligned\n" ); + } + Com_Memset( tess.constantColor255, 255, sizeof( tess.constantColor255 ) ); + + // + // init function tables + // + for ( i = 0; i < FUNCTABLE_SIZE; i++ ) + { + tr.sinTable[i] = sin( DEG2RAD( i * 360.0f / ( ( float ) ( FUNCTABLE_SIZE - 1 ) ) ) ); + tr.squareTable[i] = ( i < FUNCTABLE_SIZE/2 ) ? 1.0f : -1.0f; + tr.sawToothTable[i] = (float)i / FUNCTABLE_SIZE; + tr.inverseSawToothTable[i] = 1.0f - tr.sawToothTable[i]; + + if ( i < FUNCTABLE_SIZE / 2 ) + { + if ( i < FUNCTABLE_SIZE / 4 ) + { + tr.triangleTable[i] = ( float ) i / ( FUNCTABLE_SIZE / 4 ); + } + else + { + tr.triangleTable[i] = 1.0f - tr.triangleTable[i-FUNCTABLE_SIZE / 4]; + } + } + else + { + tr.triangleTable[i] = -tr.triangleTable[i-FUNCTABLE_SIZE/2]; + } + } + + R_InitFogTable(); + + R_NoiseInit(); + + R_Register(); + + max_polys = r_maxpolys->integer; + if (max_polys < MAX_POLYS) + max_polys = MAX_POLYS; + + max_polyverts = r_maxpolyverts->integer; + if (max_polyverts < MAX_POLYVERTS) + max_polyverts = MAX_POLYVERTS; + + ptr = ri.Hunk_Alloc( sizeof( *backEndData[0] ) + sizeof(srfPoly_t) * max_polys + sizeof(polyVert_t) * max_polyverts, h_low); + backEndData[0] = (backEndData_t *) ptr; + backEndData[0]->polys = (srfPoly_t *) ((char *) ptr + sizeof( *backEndData[0] )); + backEndData[0]->polyVerts = (polyVert_t *) ((char *) ptr + sizeof( *backEndData[0] ) + sizeof(srfPoly_t) * max_polys); + if ( r_smp->integer ) { + ptr = ri.Hunk_Alloc( sizeof( *backEndData[1] ) + sizeof(srfPoly_t) * max_polys + sizeof(polyVert_t) * max_polyverts, h_low); + backEndData[1] = (backEndData_t *) ptr; + backEndData[1]->polys = (srfPoly_t *) ((char *) ptr + sizeof( *backEndData[1] )); + backEndData[1]->polyVerts = (polyVert_t *) ((char *) ptr + sizeof( *backEndData[1] ) + sizeof(srfPoly_t) * max_polys); + } else { + backEndData[1] = NULL; + } + R_ToggleSmpFrame(); + + InitOpenGL(); + + R_InitImages(); + + R_InitShaders(); + + R_InitSkins(); + + R_ModelInit(); + + R_InitFreeType(); + + + err = qglGetError(); + if ( err != GL_NO_ERROR ) + ri.Printf (PRINT_ALL, "glGetError() = 0x%x\n", err); + + ri.Printf( PRINT_ALL, "----- finished R_Init -----\n" ); +} + +/* +=============== +RE_Shutdown +=============== +*/ +void RE_Shutdown( qboolean destroyWindow ) { + + ri.Printf( PRINT_ALL, "RE_Shutdown( %i )\n", destroyWindow ); + + ri.Cmd_RemoveCommand ("modellist"); + ri.Cmd_RemoveCommand ("screenshotJPEG"); + ri.Cmd_RemoveCommand ("screenshot"); + ri.Cmd_RemoveCommand ("imagelist"); + ri.Cmd_RemoveCommand ("shaderlist"); + ri.Cmd_RemoveCommand ("skinlist"); + ri.Cmd_RemoveCommand ("gfxinfo"); + ri.Cmd_RemoveCommand( "modelist" ); + ri.Cmd_RemoveCommand( "shaderstate" ); + + + if ( tr.registered ) { + R_SyncRenderThread(); + R_ShutdownCommandBuffers(); + R_DeleteTextures(); + } + + R_DoneFreeType(); + + // shut down platform specific OpenGL stuff + if ( destroyWindow ) { + GLimp_Shutdown(); + } + + tr.registered = qfalse; +} + + +/* +============= +RE_EndRegistration + +Touch all images to make sure they are resident +============= +*/ +void RE_EndRegistration( void ) { + R_SyncRenderThread(); + if (!Sys_LowPhysicalMemory()) { + RB_ShowImages(); + } +} + + +/* +@@@@@@@@@@@@@@@@@@@@@ +GetRefAPI + +@@@@@@@@@@@@@@@@@@@@@ +*/ +refexport_t *GetRefAPI ( int apiVersion, refimport_t *rimp ) { + static refexport_t re; + + ri = *rimp; + + Com_Memset( &re, 0, sizeof( re ) ); + + if ( apiVersion != REF_API_VERSION ) { + ri.Printf(PRINT_ALL, "Mismatched REF_API_VERSION: expected %i, got %i\n", + REF_API_VERSION, apiVersion ); + return NULL; + } + + // the RE_ functions are Renderer Entry points + + re.Shutdown = RE_Shutdown; + + re.BeginRegistration = RE_BeginRegistration; + re.RegisterModel = RE_RegisterModel; + re.RegisterSkin = RE_RegisterSkin; + re.RegisterShader = RE_RegisterShader; + re.RegisterShaderNoMip = RE_RegisterShaderNoMip; + re.LoadWorld = RE_LoadWorldMap; + re.SetWorldVisData = RE_SetWorldVisData; + re.EndRegistration = RE_EndRegistration; + + re.BeginFrame = RE_BeginFrame; + re.EndFrame = RE_EndFrame; + + re.MarkFragments = R_MarkFragments; + re.LerpTag = R_LerpTag; + re.ModelBounds = R_ModelBounds; + + re.ClearScene = RE_ClearScene; + re.AddRefEntityToScene = RE_AddRefEntityToScene; + re.AddPolyToScene = RE_AddPolyToScene; + re.LightForPoint = R_LightForPoint; + re.AddLightToScene = RE_AddLightToScene; + re.AddAdditiveLightToScene = RE_AddAdditiveLightToScene; + re.RenderScene = RE_RenderScene; + + re.SetColor = RE_SetColor; + re.DrawStretchPic = RE_StretchPic; + re.DrawStretchRaw = RE_StretchRaw; + re.UploadCinematic = RE_UploadCinematic; + + re.RegisterFont = RE_RegisterFont; + re.RemapShader = R_RemapShader; + re.GetEntityToken = R_GetEntityToken; + re.inPVS = R_inPVS; + + return &re; +} |