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ioq3quest/code/renderergl2/tr_init.c
Zack Middleton 658165cfbb Don't check fixed function GL extensions when using shader pipeline 
GL_TEXTURE_UNITS_ARB is not part of OpenGL ES 2 API and sets GL error.
It's not part of OpenGL 3.2 core profile either.
2018-07-20 23:40:26 -05:00

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/*
===========================================================================
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"
#include "tr_dsa.h"
glconfig_t glConfig;
glRefConfig_t glRefConfig;
qboolean textureFilterAnisotropic = qfalse;
int maxAnisotropy = 0;
float displayAspect = 0.0f;
glstate_t glState;
static void GfxInfo_f( void );
static void GfxMemInfo_f( void );
#ifdef USE_RENDERER_DLOPEN
cvar_t *com_altivec;
#endif
cvar_t *r_flareSize;
cvar_t *r_flareFade;
cvar_t *r_flareCoeff;
cvar_t *r_railWidth;
cvar_t *r_railCoreWidth;
cvar_t *r_railSegmentLength;
cvar_t *r_verbose;
cvar_t *r_ignore;
cvar_t *r_displayRefresh;
cvar_t *r_detailTextures;
cvar_t *r_znear;
cvar_t *r_zproj;
cvar_t *r_stereoSeparation;
cvar_t *r_skipBackEnd;
cvar_t *r_stereoEnabled;
cvar_t *r_anaglyphMode;
cvar_t *r_greyscale;
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_multitexture;
cvar_t *r_ext_compiled_vertex_array;
cvar_t *r_ext_texture_env_add;
cvar_t *r_ext_texture_filter_anisotropic;
cvar_t *r_ext_max_anisotropy;
cvar_t *r_ext_framebuffer_object;
cvar_t *r_ext_texture_float;
cvar_t *r_ext_framebuffer_multisample;
cvar_t *r_arb_seamless_cube_map;
cvar_t *r_arb_vertex_array_object;
cvar_t *r_ext_direct_state_access;
cvar_t *r_cameraExposure;
cvar_t *r_externalGLSL;
cvar_t *r_hdr;
cvar_t *r_floatLightmap;
cvar_t *r_postProcess;
cvar_t *r_toneMap;
cvar_t *r_forceToneMap;
cvar_t *r_forceToneMapMin;
cvar_t *r_forceToneMapAvg;
cvar_t *r_forceToneMapMax;
cvar_t *r_autoExposure;
cvar_t *r_forceAutoExposure;
cvar_t *r_forceAutoExposureMin;
cvar_t *r_forceAutoExposureMax;
cvar_t *r_depthPrepass;
cvar_t *r_ssao;
cvar_t *r_normalMapping;
cvar_t *r_specularMapping;
cvar_t *r_deluxeMapping;
cvar_t *r_parallaxMapping;
cvar_t *r_cubeMapping;
cvar_t *r_cubemapSize;
cvar_t *r_deluxeSpecular;
cvar_t *r_pbr;
cvar_t *r_baseNormalX;
cvar_t *r_baseNormalY;
cvar_t *r_baseParallax;
cvar_t *r_baseSpecular;
cvar_t *r_baseGloss;
cvar_t *r_glossType;
cvar_t *r_mergeLightmaps;
cvar_t *r_dlightMode;
cvar_t *r_pshadowDist;
cvar_t *r_imageUpsample;
cvar_t *r_imageUpsampleMaxSize;
cvar_t *r_imageUpsampleType;
cvar_t *r_genNormalMaps;
cvar_t *r_forceSun;
cvar_t *r_forceSunLightScale;
cvar_t *r_forceSunAmbientScale;
cvar_t *r_sunlightMode;
cvar_t *r_drawSunRays;
cvar_t *r_sunShadows;
cvar_t *r_shadowFilter;
cvar_t *r_shadowBlur;
cvar_t *r_shadowMapSize;
cvar_t *r_shadowCascadeZNear;
cvar_t *r_shadowCascadeZFar;
cvar_t *r_shadowCascadeZBias;
cvar_t *r_ignoreDstAlpha;
cvar_t *r_ignoreGLErrors;
cvar_t *r_logFile;
cvar_t *r_stencilbits;
cvar_t *r_depthbits;
cvar_t *r_colorbits;
cvar_t *r_texturebits;
cvar_t *r_ext_multisample;
cvar_t *r_drawBuffer;
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_noborder;
cvar_t *r_customwidth;
cvar_t *r_customheight;
cvar_t *r_customPixelAspect;
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_marksOnTriangleMeshes;
cvar_t *r_aviMotionJpegQuality;
cvar_t *r_screenshotJpegQuality;
cvar_t *r_maxpolys;
int max_polys;
cvar_t *r_maxpolyverts;
int max_polyverts;
/*
** 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 )
{
//
// initialize OS specific portions of the renderer
//
// GLimp_Init directly or indirectly references the following cvars:
// - r_fullscreen
// - r_mode
// - r_(color|depth|stencil)bits
// - r_ignorehwgamma
// - r_gamma
//
if ( glConfig.vidWidth == 0 )
{
GLint temp;
GLimp_Init( qfalse );
GLimp_InitExtraExtensions();
glConfig.textureEnvAddAvailable = qtrue;
// 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;
}
qglGetIntegerv( GL_MAX_TEXTURE_IMAGE_UNITS, &temp );
glConfig.numTextureUnits = temp;
}
// set default state
GL_SetDefaultState();
}
/*
==================
GL_CheckErrors
==================
*/
void GL_CheckErrs( char *file, int line ) {
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 in %s at line %d", s , file, line);
}
/*
** 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 = ARRAY_LEN( r_vidModes );
qboolean R_GetModeInfo( int *width, int *height, float *windowAspect, int mode ) {
vidmode_t *vm;
float pixelAspect;
if ( mode < -1 ) {
return qfalse;
}
if ( mode >= s_numVidModes ) {
return qfalse;
}
if ( mode == -1 ) {
*width = r_customwidth->integer;
*height = r_customheight->integer;
pixelAspect = r_customPixelAspect->value;
} else {
vm = &r_vidModes[mode];
*width = vm->width;
*height = vm->height;
pixelAspect = vm->pixelAspect;
}
*windowAspect = (float)*width / ( *height * 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_ReadPixels
Reads an image but takes care of alignment issues for reading RGB images.
Reads a minimum offset for where the RGB data starts in the image from
integer stored at pointer offset. When the function has returned the actual
offset was written back to address offset. This address will always have an
alignment of packAlign to ensure efficient copying.
Stores the length of padding after a line of pixels to address padlen
Return value must be freed with ri.Hunk_FreeTempMemory()
==================
*/
byte *RB_ReadPixels(int x, int y, int width, int height, size_t *offset, int *padlen)
{
byte *buffer, *bufstart;
int padwidth, linelen;
GLint packAlign;
qglGetIntegerv(GL_PACK_ALIGNMENT, &packAlign);
linelen = width * 3;
padwidth = PAD(linelen, packAlign);
// Allocate a few more bytes so that we can choose an alignment we like
buffer = ri.Hunk_AllocateTempMemory(padwidth * height + *offset + packAlign - 1);
bufstart = PADP((intptr_t) buffer + *offset, packAlign);
qglReadPixels(x, y, width, height, GL_RGB, GL_UNSIGNED_BYTE, bufstart);
*offset = bufstart - buffer;
*padlen = padwidth - linelen;
return buffer;
}
/*
==================
RB_TakeScreenshot
==================
*/
void RB_TakeScreenshot(int x, int y, int width, int height, char *fileName)
{
byte *allbuf, *buffer;
byte *srcptr, *destptr;
byte *endline, *endmem;
byte temp;
int linelen, padlen;
size_t offset = 18, memcount;
allbuf = RB_ReadPixels(x, y, width, height, &offset, &padlen);
buffer = allbuf + offset - 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
// swap rgb to bgr and remove padding from line endings
linelen = width * 3;
srcptr = destptr = allbuf + offset;
endmem = srcptr + (linelen + padlen) * height;
while(srcptr < endmem)
{
endline = srcptr + linelen;
while(srcptr < endline)
{
temp = srcptr[0];
*destptr++ = srcptr[2];
*destptr++ = srcptr[1];
*destptr++ = temp;
srcptr += 3;
}
// Skip the pad
srcptr += padlen;
}
memcount = linelen * height;
// gamma correct
if(glConfig.deviceSupportsGamma)
R_GammaCorrect(allbuf + offset, memcount);
ri.FS_WriteFile(fileName, buffer, memcount + 18);
ri.Hunk_FreeTempMemory(allbuf);
}
/*
==================
RB_TakeScreenshotJPEG
==================
*/
void RB_TakeScreenshotJPEG(int x, int y, int width, int height, char *fileName)
{
byte *buffer;
size_t offset = 0, memcount;
int padlen;
buffer = RB_ReadPixels(x, y, width, height, &offset, &padlen);
memcount = (width * 3 + padlen) * height;
// gamma correct
if(glConfig.deviceSupportsGamma)
R_GammaCorrect(buffer + offset, memcount);
RE_SaveJPG(fileName, r_screenshotJpegQuality->integer, width, height, buffer + offset, padlen);
ri.Hunk_FreeTempMemory(buffer);
}
/*
==================
RB_TakeScreenshotCmd
==================
*/
const void *RB_TakeScreenshotCmd( const void *data ) {
const screenshotCommand_t *cmd;
cmd = (const screenshotCommand_t *)data;
// finish any 2D drawing if needed
if(tess.numIndexes)
RB_EndSurface();
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, *allsource;
byte *src, *dst;
size_t offset = 0;
int padlen;
int x, y;
int r, g, b;
float xScale, yScale;
int xx, yy;
Com_sprintf(checkname, sizeof(checkname), "levelshots/%s.tga", tr.world->baseName);
allsource = RB_ReadPixels(0, 0, glConfig.vidWidth, glConfig.vidHeight, &offset, &padlen);
source = allsource + offset;
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
// 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 + padlen) * (int)((y*3 + yy) * yScale) +
3 * (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 ( 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(allsource);
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);
}
}
//============================================================================
/*
==================
R_ExportCubemaps
==================
*/
void R_ExportCubemaps(void)
{
exportCubemapsCommand_t *cmd;
cmd = R_GetCommandBuffer(sizeof(*cmd));
if (!cmd) {
return;
}
cmd->commandId = RC_EXPORT_CUBEMAPS;
}
/*
==================
R_ExportCubemaps_f
==================
*/
void R_ExportCubemaps_f(void)
{
R_ExportCubemaps();
}
//============================================================================
/*
==================
RB_TakeVideoFrameCmd
==================
*/
const void *RB_TakeVideoFrameCmd( const void *data )
{
const videoFrameCommand_t *cmd;
byte *cBuf;
size_t memcount, linelen;
int padwidth, avipadwidth, padlen, avipadlen;
GLint packAlign;
// finish any 2D drawing if needed
if(tess.numIndexes)
RB_EndSurface();
cmd = (const videoFrameCommand_t *)data;
qglGetIntegerv(GL_PACK_ALIGNMENT, &packAlign);
linelen = cmd->width * 3;
// Alignment stuff for glReadPixels
padwidth = PAD(linelen, packAlign);
padlen = padwidth - linelen;
// AVI line padding
avipadwidth = PAD(linelen, AVI_LINE_PADDING);
avipadlen = avipadwidth - linelen;
cBuf = PADP(cmd->captureBuffer, packAlign);
qglReadPixels(0, 0, cmd->width, cmd->height, GL_RGB,
GL_UNSIGNED_BYTE, cBuf);
memcount = padwidth * cmd->height;
// gamma correct
if(glConfig.deviceSupportsGamma)
R_GammaCorrect(cBuf, memcount);
if(cmd->motionJpeg)
{
memcount = RE_SaveJPGToBuffer(cmd->encodeBuffer, linelen * cmd->height,
r_aviMotionJpegQuality->integer,
cmd->width, cmd->height, cBuf, padlen);
ri.CL_WriteAVIVideoFrame(cmd->encodeBuffer, memcount);
}
else
{
byte *lineend, *memend;
byte *srcptr, *destptr;
srcptr = cBuf;
destptr = cmd->encodeBuffer;
memend = srcptr + memcount;
// swap R and B and remove line paddings
while(srcptr < memend)
{
lineend = srcptr + linelen;
while(srcptr < lineend)
{
*destptr++ = srcptr[2];
*destptr++ = srcptr[1];
*destptr++ = srcptr[0];
srcptr += 3;
}
Com_Memset(destptr, '\0', avipadlen);
destptr += avipadlen;
srcptr += padlen;
}
ri.CL_WriteAVIVideoFrame(cmd->encodeBuffer, avipadwidth * cmd->height);
}
return (const void *)(cmd + 1);
}
//============================================================================
/*
** GL_SetDefaultState
*/
void GL_SetDefaultState( void )
{
qglClearDepth( 1.0f );
qglCullFace(GL_FRONT);
GL_BindNullTextures();
if (glRefConfig.framebufferObject)
GL_BindNullFramebuffers();
GL_TextureMode( r_textureMode->string );
//qglShadeModel( GL_SMOOTH );
qglDepthFunc( GL_LEQUAL );
//
// make sure our GL state vector is set correctly
//
glState.glStateBits = GLS_DEPTHTEST_DISABLE | GLS_DEPTHMASK_TRUE;
glState.storedGlState = 0;
glState.faceCulling = CT_TWO_SIDED;
glState.faceCullFront = qtrue;
GL_BindNullProgram();
if (glRefConfig.vertexArrayObject)
qglBindVertexArray(0);
qglBindBuffer(GL_ARRAY_BUFFER, 0);
qglBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
glState.currentVao = NULL;
glState.vertexAttribsEnabled = 0;
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 );
if (glRefConfig.seamlessCubeMap)
qglEnable(GL_TEXTURE_CUBE_MAP_SEAMLESS);
// GL_POLYGON_OFFSET_FILL will be glEnable()d when this is used
qglPolygonOffset( r_offsetFactor->value, r_offsetUnits->value );
qglClearColor( 0.0f, 0.0f, 0.0f, 1.0f ); // FIXME: get color of sky
}
/*
================
R_PrintLongString
Workaround for ri.Printf's 1024 characters buffer limit.
================
*/
void R_PrintLongString(const char *string) {
char buffer[1024];
const char *p;
int size = strlen(string);
p = string;
while(size > 0)
{
Q_strncpyz(buffer, p, sizeof (buffer) );
ri.Printf( PRINT_ALL, "%s", buffer );
p += 1023;
size -= 1023;
}
}
/*
================
GfxInfo_f
================
*/
void GfxInfo_f( void )
{
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: " );
if ( qglGetStringi )
{
GLint numExtensions;
int i;
qglGetIntegerv( GL_NUM_EXTENSIONS, &numExtensions );
for ( i = 0; i < numExtensions; i++ )
{
ri.Printf( PRINT_ALL, "%s ", qglGetStringi( GL_EXTENSIONS, i ) );
}
}
else
{
R_PrintLongString( glConfig.extensions_string );
}
ri.Printf( PRINT_ALL, "\n" );
ri.Printf( PRINT_ALL, "GL_MAX_TEXTURE_SIZE: %d\n", glConfig.maxTextureSize );
ri.Printf( PRINT_ALL, "GL_MAX_TEXTURE_IMAGE_UNITS: %d\n", glConfig.numTextureUnits );
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, "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, "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 ( r_finish->integer ) {
ri.Printf( PRINT_ALL, "Forcing glFinish\n" );
}
}
/*
================
GfxMemInfo_f
================
*/
void GfxMemInfo_f( void )
{
switch (glRefConfig.memInfo)
{
case MI_NONE:
{
ri.Printf(PRINT_ALL, "No extension found for GPU memory info.\n");
}
break;
case MI_NVX:
{
int value;
qglGetIntegerv(GL_GPU_MEMORY_INFO_DEDICATED_VIDMEM_NVX, &value);
ri.Printf(PRINT_ALL, "GPU_MEMORY_INFO_DEDICATED_VIDMEM_NVX: %ikb\n", value);
qglGetIntegerv(GL_GPU_MEMORY_INFO_TOTAL_AVAILABLE_MEMORY_NVX, &value);
ri.Printf(PRINT_ALL, "GPU_MEMORY_INFO_TOTAL_AVAILABLE_MEMORY_NVX: %ikb\n", value);
qglGetIntegerv(GL_GPU_MEMORY_INFO_CURRENT_AVAILABLE_VIDMEM_NVX, &value);
ri.Printf(PRINT_ALL, "GPU_MEMORY_INFO_CURRENT_AVAILABLE_VIDMEM_NVX: %ikb\n", value);
qglGetIntegerv(GL_GPU_MEMORY_INFO_EVICTION_COUNT_NVX, &value);
ri.Printf(PRINT_ALL, "GPU_MEMORY_INFO_EVICTION_COUNT_NVX: %i\n", value);
qglGetIntegerv(GL_GPU_MEMORY_INFO_EVICTED_MEMORY_NVX, &value);
ri.Printf(PRINT_ALL, "GPU_MEMORY_INFO_EVICTED_MEMORY_NVX: %ikb\n", value);
}
break;
case MI_ATI:
{
// GL_ATI_meminfo
int value[4];
qglGetIntegerv(GL_VBO_FREE_MEMORY_ATI, &value[0]);
ri.Printf(PRINT_ALL, "VBO_FREE_MEMORY_ATI: %ikb total %ikb largest aux: %ikb total %ikb largest\n", value[0], value[1], value[2], value[3]);
qglGetIntegerv(GL_TEXTURE_FREE_MEMORY_ATI, &value[0]);
ri.Printf(PRINT_ALL, "TEXTURE_FREE_MEMORY_ATI: %ikb total %ikb largest aux: %ikb total %ikb largest\n", value[0], value[1], value[2], value[3]);
qglGetIntegerv(GL_RENDERBUFFER_FREE_MEMORY_ATI, &value[0]);
ri.Printf(PRINT_ALL, "RENDERBUFFER_FREE_MEMORY_ATI: %ikb total %ikb largest aux: %ikb total %ikb largest\n", value[0], value[1], value[2], value[3]);
}
break;
}
}
/*
===============
R_Register
===============
*/
void R_Register( void )
{
#ifdef USE_RENDERER_DLOPEN
com_altivec = ri.Cvar_Get("com_altivec", "1", CVAR_ARCHIVE);
#endif
//
// latched and archived variables
//
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_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);
r_ext_texture_env_add = ri.Cvar_Get( "r_ext_texture_env_add", "1", CVAR_ARCHIVE | CVAR_LATCH);
r_ext_framebuffer_object = ri.Cvar_Get( "r_ext_framebuffer_object", "1", CVAR_ARCHIVE | CVAR_LATCH);
r_ext_texture_float = ri.Cvar_Get( "r_ext_texture_float", "1", CVAR_ARCHIVE | CVAR_LATCH);
r_ext_framebuffer_multisample = ri.Cvar_Get( "r_ext_framebuffer_multisample", "0", CVAR_ARCHIVE | CVAR_LATCH);
r_arb_seamless_cube_map = ri.Cvar_Get( "r_arb_seamless_cube_map", "0", CVAR_ARCHIVE | CVAR_LATCH);
r_arb_vertex_array_object = ri.Cvar_Get( "r_arb_vertex_array_object", "1", CVAR_ARCHIVE | CVAR_LATCH);
r_ext_direct_state_access = ri.Cvar_Get("r_ext_direct_state_access", "1", CVAR_ARCHIVE | CVAR_LATCH);
r_ext_texture_filter_anisotropic = ri.Cvar_Get( "r_ext_texture_filter_anisotropic",
"0", CVAR_ARCHIVE | CVAR_LATCH );
r_ext_max_anisotropy = ri.Cvar_Get( "r_ext_max_anisotropy", "2", CVAR_ARCHIVE | CVAR_LATCH );
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 );
ri.Cvar_CheckRange( 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_stencilbits = ri.Cvar_Get( "r_stencilbits", "8", CVAR_ARCHIVE | CVAR_LATCH );
r_depthbits = ri.Cvar_Get( "r_depthbits", "0", CVAR_ARCHIVE | CVAR_LATCH );
r_ext_multisample = ri.Cvar_Get( "r_ext_multisample", "0", CVAR_ARCHIVE | CVAR_LATCH );
ri.Cvar_CheckRange( r_ext_multisample, 0, 4, qtrue );
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", "-2", CVAR_ARCHIVE | CVAR_LATCH );
r_fullscreen = ri.Cvar_Get( "r_fullscreen", "1", CVAR_ARCHIVE );
r_noborder = ri.Cvar_Get("r_noborder", "0", 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_customPixelAspect = ri.Cvar_Get( "r_customPixelAspect", "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_stereoEnabled = ri.Cvar_Get( "r_stereoEnabled", "0", CVAR_ARCHIVE | CVAR_LATCH);
r_greyscale = ri.Cvar_Get("r_greyscale", "0", CVAR_ARCHIVE | CVAR_LATCH);
ri.Cvar_CheckRange(r_greyscale, 0, 1, qfalse);
r_externalGLSL = ri.Cvar_Get( "r_externalGLSL", "0", CVAR_LATCH );
r_hdr = ri.Cvar_Get( "r_hdr", "1", CVAR_ARCHIVE | CVAR_LATCH );
r_floatLightmap = ri.Cvar_Get( "r_floatLightmap", "0", CVAR_ARCHIVE | CVAR_LATCH );
r_postProcess = ri.Cvar_Get( "r_postProcess", "1", CVAR_ARCHIVE );
r_toneMap = ri.Cvar_Get( "r_toneMap", "1", CVAR_ARCHIVE );
r_forceToneMap = ri.Cvar_Get( "r_forceToneMap", "0", CVAR_CHEAT );
r_forceToneMapMin = ri.Cvar_Get( "r_forceToneMapMin", "-8.0", CVAR_CHEAT );
r_forceToneMapAvg = ri.Cvar_Get( "r_forceToneMapAvg", "-2.0", CVAR_CHEAT );
r_forceToneMapMax = ri.Cvar_Get( "r_forceToneMapMax", "0.0", CVAR_CHEAT );
r_autoExposure = ri.Cvar_Get( "r_autoExposure", "1", CVAR_ARCHIVE );
r_forceAutoExposure = ri.Cvar_Get( "r_forceAutoExposure", "0", CVAR_CHEAT );
r_forceAutoExposureMin = ri.Cvar_Get( "r_forceAutoExposureMin", "-2.0", CVAR_CHEAT );
r_forceAutoExposureMax = ri.Cvar_Get( "r_forceAutoExposureMax", "2.0", CVAR_CHEAT );
r_cameraExposure = ri.Cvar_Get( "r_cameraExposure", "1", CVAR_CHEAT );
r_depthPrepass = ri.Cvar_Get( "r_depthPrepass", "1", CVAR_ARCHIVE );
r_ssao = ri.Cvar_Get( "r_ssao", "0", CVAR_LATCH | CVAR_ARCHIVE );
r_normalMapping = ri.Cvar_Get( "r_normalMapping", "1", CVAR_ARCHIVE | CVAR_LATCH );
r_specularMapping = ri.Cvar_Get( "r_specularMapping", "1", CVAR_ARCHIVE | CVAR_LATCH );
r_deluxeMapping = ri.Cvar_Get( "r_deluxeMapping", "1", CVAR_ARCHIVE | CVAR_LATCH );
r_parallaxMapping = ri.Cvar_Get( "r_parallaxMapping", "0", CVAR_ARCHIVE | CVAR_LATCH );
r_cubeMapping = ri.Cvar_Get( "r_cubeMapping", "0", CVAR_ARCHIVE | CVAR_LATCH );
r_cubemapSize = ri.Cvar_Get( "r_cubemapSize", "128", CVAR_ARCHIVE | CVAR_LATCH );
r_deluxeSpecular = ri.Cvar_Get("r_deluxeSpecular", "0.3", CVAR_ARCHIVE | CVAR_LATCH);
r_pbr = ri.Cvar_Get("r_pbr", "0", CVAR_ARCHIVE | CVAR_LATCH);
r_baseNormalX = ri.Cvar_Get( "r_baseNormalX", "1.0", CVAR_ARCHIVE | CVAR_LATCH );
r_baseNormalY = ri.Cvar_Get( "r_baseNormalY", "1.0", CVAR_ARCHIVE | CVAR_LATCH );
r_baseParallax = ri.Cvar_Get( "r_baseParallax", "0.05", CVAR_ARCHIVE | CVAR_LATCH );
r_baseSpecular = ri.Cvar_Get( "r_baseSpecular", "0.04", CVAR_ARCHIVE | CVAR_LATCH );
r_baseGloss = ri.Cvar_Get( "r_baseGloss", "0.3", CVAR_ARCHIVE | CVAR_LATCH );
r_glossType = ri.Cvar_Get("r_glossType", "1", CVAR_ARCHIVE | CVAR_LATCH);
r_dlightMode = ri.Cvar_Get( "r_dlightMode", "0", CVAR_ARCHIVE | CVAR_LATCH );
r_pshadowDist = ri.Cvar_Get( "r_pshadowDist", "128", CVAR_ARCHIVE );
r_mergeLightmaps = ri.Cvar_Get( "r_mergeLightmaps", "1", CVAR_ARCHIVE | CVAR_LATCH );
r_imageUpsample = ri.Cvar_Get( "r_imageUpsample", "0", CVAR_ARCHIVE | CVAR_LATCH );
r_imageUpsampleMaxSize = ri.Cvar_Get( "r_imageUpsampleMaxSize", "1024", CVAR_ARCHIVE | CVAR_LATCH );
r_imageUpsampleType = ri.Cvar_Get( "r_imageUpsampleType", "1", CVAR_ARCHIVE | CVAR_LATCH );
r_genNormalMaps = ri.Cvar_Get( "r_genNormalMaps", "0", CVAR_ARCHIVE | CVAR_LATCH );
r_forceSun = ri.Cvar_Get( "r_forceSun", "0", CVAR_CHEAT );
r_forceSunLightScale = ri.Cvar_Get( "r_forceSunLightScale", "1.0", CVAR_CHEAT );
r_forceSunAmbientScale = ri.Cvar_Get( "r_forceSunAmbientScale", "0.5", CVAR_CHEAT );
r_drawSunRays = ri.Cvar_Get( "r_drawSunRays", "0", CVAR_ARCHIVE | CVAR_LATCH );
r_sunlightMode = ri.Cvar_Get( "r_sunlightMode", "1", CVAR_ARCHIVE | CVAR_LATCH );
r_sunShadows = ri.Cvar_Get( "r_sunShadows", "1", CVAR_ARCHIVE | CVAR_LATCH );
r_shadowFilter = ri.Cvar_Get( "r_shadowFilter", "1", CVAR_ARCHIVE | CVAR_LATCH );
r_shadowBlur = ri.Cvar_Get("r_shadowBlur", "0", CVAR_ARCHIVE | CVAR_LATCH);
r_shadowMapSize = ri.Cvar_Get("r_shadowMapSize", "1024", CVAR_ARCHIVE | CVAR_LATCH);
r_shadowCascadeZNear = ri.Cvar_Get( "r_shadowCascadeZNear", "8", CVAR_ARCHIVE | CVAR_LATCH );
r_shadowCascadeZFar = ri.Cvar_Get( "r_shadowCascadeZFar", "1024", CVAR_ARCHIVE | CVAR_LATCH );
r_shadowCascadeZBias = ri.Cvar_Get( "r_shadowCascadeZBias", "0", CVAR_ARCHIVE | CVAR_LATCH );
r_ignoreDstAlpha = ri.Cvar_Get( "r_ignoreDstAlpha", "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 );
ri.Cvar_CheckRange( 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 );
ri.Cvar_CheckRange( r_znear, 0.001f, 200, qfalse );
r_zproj = ri.Cvar_Get( "r_zproj", "64", CVAR_ARCHIVE );
r_stereoSeparation = ri.Cvar_Get( "r_stereoSeparation", "64", CVAR_ARCHIVE );
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 | CVAR_LATCH );
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_ambientScale = ri.Cvar_Get( "r_ambientScale", "0.6", CVAR_CHEAT );
r_directedScale = ri.Cvar_Get( "r_directedScale", "1", CVAR_CHEAT );
r_anaglyphMode = ri.Cvar_Get("r_anaglyphMode", "0", CVAR_ARCHIVE);
//
// 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_flareCoeff = ri.Cvar_Get ("r_flareCoeff", FLARE_STDCOEFF, 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_marksOnTriangleMeshes = ri.Cvar_Get("r_marksOnTriangleMeshes", "0", CVAR_ARCHIVE);
r_aviMotionJpegQuality = ri.Cvar_Get("r_aviMotionJpegQuality", "90", CVAR_ARCHIVE);
r_screenshotJpegQuality = ri.Cvar_Get("r_screenshotJpegQuality", "90", CVAR_ARCHIVE);
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 );
ri.Cmd_AddCommand( "minimize", GLimp_Minimize );
ri.Cmd_AddCommand( "gfxmeminfo", GfxMemInfo_f );
ri.Cmd_AddCommand( "exportCubemaps", R_ExportCubemaps_f );
}
void R_InitQueries(void)
{
if (!glRefConfig.occlusionQuery)
return;
if (r_drawSunRays->integer)
qglGenQueries(ARRAY_LEN(tr.sunFlareQuery), tr.sunFlareQuery);
}
void R_ShutDownQueries(void)
{
if (!glRefConfig.occlusionQuery)
return;
if (r_drawSunRays->integer)
qglDeleteQueries(ARRAY_LEN(tr.sunFlareQuery), tr.sunFlareQuery);
}
/*
===============
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 ) );
if(sizeof(glconfig_t) != 11332)
ri.Error( ERR_FATAL, "Mod ABI incompatible: sizeof(glconfig_t) == %u != 11332", (unsigned int) sizeof(glconfig_t));
// Swap_Init();
if ( (intptr_t)tess.xyz & 15 ) {
ri.Printf( PRINT_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 ) + sizeof(srfPoly_t) * max_polys + sizeof(polyVert_t) * max_polyverts, h_low);
backEndData = (backEndData_t *) ptr;
backEndData->polys = (srfPoly_t *) ((char *) ptr + sizeof( *backEndData ));
backEndData->polyVerts = (polyVert_t *) ((char *) ptr + sizeof( *backEndData ) + sizeof(srfPoly_t) * max_polys);
R_InitNextFrame();
InitOpenGL();
R_InitImages();
if (glRefConfig.framebufferObject)
FBO_Init();
GLSL_InitGPUShaders();
R_InitVaos();
R_InitShaders();
R_InitSkins();
R_ModelInit();
R_InitFreeType();
R_InitQueries();
err = qglGetError();
if ( err != GL_NO_ERROR )
ri.Printf (PRINT_ALL, "glGetError() = 0x%x\n", err);
// print info
GfxInfo_f();
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( "imagelist" );
ri.Cmd_RemoveCommand( "shaderlist" );
ri.Cmd_RemoveCommand( "skinlist" );
ri.Cmd_RemoveCommand( "modellist" );
ri.Cmd_RemoveCommand( "modelist" );
ri.Cmd_RemoveCommand( "screenshot" );
ri.Cmd_RemoveCommand( "screenshotJPEG" );
ri.Cmd_RemoveCommand( "gfxinfo" );
ri.Cmd_RemoveCommand( "minimize" );
ri.Cmd_RemoveCommand( "gfxmeminfo" );
ri.Cmd_RemoveCommand( "exportCubemaps" );
if ( tr.registered ) {
R_IssuePendingRenderCommands();
R_ShutDownQueries();
if (glRefConfig.framebufferObject)
FBO_Shutdown();
R_DeleteTextures();
R_ShutdownVaos();
GLSL_ShutdownGPUShaders();
}
R_DoneFreeType();
// shut down platform specific OpenGL stuff
if ( destroyWindow ) {
GLimp_Shutdown();
Com_Memset( &glConfig, 0, sizeof( glConfig ) );
Com_Memset( &glRefConfig, 0, sizeof( glRefConfig ) );
textureFilterAnisotropic = qfalse;
maxAnisotropy = 0;
displayAspect = 0.0f;
Com_Memset( &glState, 0, sizeof( glState ) );
}
tr.registered = qfalse;
}
/*
=============
RE_EndRegistration
Touch all images to make sure they are resident
=============
*/
void RE_EndRegistration( void ) {
R_IssuePendingRenderCommands();
if (!ri.Sys_LowPhysicalMemory()) {
RB_ShowImages();
}
}
/*
@@@@@@@@@@@@@@@@@@@@@
GetRefAPI
@@@@@@@@@@@@@@@@@@@@@
*/
#ifdef USE_RENDERER_DLOPEN
Q_EXPORT refexport_t* QDECL GetRefAPI ( int apiVersion, refimport_t *rimp ) {
#else
refexport_t *GetRefAPI ( int apiVersion, refimport_t *rimp ) {
#endif
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;
re.TakeVideoFrame = RE_TakeVideoFrame;
return &re;
}
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