diff options
Diffstat (limited to 'src/renderer/tr_init.c')
| -rw-r--r-- | src/renderer/tr_init.c | 1205 |
1 files changed, 1205 insertions, 0 deletions
diff --git a/src/renderer/tr_init.c b/src/renderer/tr_init.c new file mode 100644 index 00000000..ffdd9974 --- /dev/null +++ b/src/renderer/tr_init.c @@ -0,0 +1,1205 @@ +/* +=========================================================================== +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 Quake III Arena source code; 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_GLlibCoolDownMsec; + +cvar_t *r_maxpolys; +int max_polys; +cvar_t *r_maxpolyverts; +int max_polyverts; + +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); + r_smp = ri.Cvar_Get( "r_smp", "0", CVAR_ARCHIVE | CVAR_LATCH); + 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 ); + r_gamma = ri.Cvar_Get( "r_gamma", "1", CVAR_ARCHIVE ); + 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); + + r_GLlibCoolDownMsec = ri.Cvar_Get( "r_GLlibCoolDownMsec", "0", CVAR_ARCHIVE ); + + // 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; +} |