+++ /dev/null
-/* -------------------------------------------------------------------------------
-
-Copyright (C) 1999-2007 id Software, Inc. and contributors.
-For a list of contributors, see the accompanying CONTRIBUTORS file.
-
-This file is part of GtkRadiant.
-
-GtkRadiant 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.
-
-GtkRadiant 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 GtkRadiant; if not, write to the Free Software
-Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
-
-----------------------------------------------------------------------------------
-
-This code has been altered significantly from its original form, to support
-several games based on the Quake III Arena engine, in the form of "Q3Map2."
-
-------------------------------------------------------------------------------- */
-
-
-
-/* marker */
-#define SHADERS_C
-
-
-
-/* dependencies */
-#include "q3map2.h"
-
-
-
-/*
-ColorMod()
-routines for dealing with vertex color/alpha modification
-*/
-
-void ColorMod( colorMod_t *cm, int numVerts, bspDrawVert_t *drawVerts )
-{
- int i, j, k;
- float c;
- vec4_t mult, add;
- bspDrawVert_t *dv;
- colorMod_t *cm2;
-
-
- /* dummy check */
- if( cm == NULL || numVerts < 1 || drawVerts == NULL )
- return;
-
-
- /* walk vertex list */
- for( i = 0; i < numVerts; i++ )
- {
- /* get vertex */
- dv = &drawVerts[ i ];
-
- /* walk colorMod list */
- for( cm2 = cm; cm2 != NULL; cm2 = cm2->next )
- {
- /* default */
- VectorSet( mult, 1.0f, 1.0f, 1.0f );
- mult[ 3 ] = 1.0f;
- VectorSet( add, 0.0f, 0.0f, 0.0f );
- mult[ 3 ] = 0.0f;
-
- /* switch on type */
- switch( cm2->type )
- {
- case CM_COLOR_SET:
- VectorClear( mult );
- VectorScale( cm2->data, 255.0f, add );
- break;
-
- case CM_ALPHA_SET:
- mult[ 3 ] = 0.0f;
- add[ 3 ] = cm2->data[ 0 ] * 255.0f;
- break;
-
- case CM_COLOR_SCALE:
- VectorCopy( cm2->data, mult );
- break;
-
- case CM_ALPHA_SCALE:
- mult[ 3 ] = cm2->data[ 0 ];
- break;
-
- case CM_COLOR_DOT_PRODUCT:
- c = DotProduct( dv->normal, cm2->data );
- VectorSet( mult, c, c, c );
- break;
-
- case CM_COLOR_DOT_PRODUCT_SCALE:
- c = DotProduct( dv->normal, cm2->data );
- c = (c - cm2->data[3]) / (cm2->data[4] - cm2->data[3]);
- VectorSet( mult, c, c, c );
- break;
-
- case CM_ALPHA_DOT_PRODUCT:
- mult[ 3 ] = DotProduct( dv->normal, cm2->data );
- break;
-
- case CM_ALPHA_DOT_PRODUCT_SCALE:
- c = DotProduct( dv->normal, cm2->data );
- c = (c - cm2->data[3]) / (cm2->data[4] - cm2->data[3]);
- mult[ 3 ] = c;
- break;
-
- case CM_COLOR_DOT_PRODUCT_2:
- c = DotProduct( dv->normal, cm2->data );
- c *= c;
- VectorSet( mult, c, c, c );
- break;
-
- case CM_COLOR_DOT_PRODUCT_2_SCALE:
- c = DotProduct( dv->normal, cm2->data );
- c *= c;
- c = (c - cm2->data[3]) / (cm2->data[4] - cm2->data[3]);
- VectorSet( mult, c, c, c );
- break;
-
- case CM_ALPHA_DOT_PRODUCT_2:
- mult[ 3 ] = DotProduct( dv->normal, cm2->data );
- mult[ 3 ] *= mult[ 3 ];
- break;
-
- case CM_ALPHA_DOT_PRODUCT_2_SCALE:
- c = DotProduct( dv->normal, cm2->data );
- c *= c;
- c = (c - cm2->data[3]) / (cm2->data[4] - cm2->data[3]);
- mult[ 3 ] = c;
- break;
-
- default:
- break;
- }
-
- /* apply mod */
- for( j = 0; j < MAX_LIGHTMAPS; j++ )
- {
- for( k = 0; k < 4; k++ )
- {
- c = (mult[ k ] * dv->color[ j ][ k ]) + add[ k ];
- if( c < 0 )
- c = 0;
- else if( c > 255 )
- c = 255;
- dv->color[ j ][ k ] = c;
- }
- }
- }
- }
-}
-
-
-
-/*
-TCMod*()
-routines for dealing with a 3x3 texture mod matrix
-*/
-
-void TCMod( tcMod_t mod, float st[ 2 ] )
-{
- float old[ 2 ];
-
-
- old[ 0 ] = st[ 0 ];
- old[ 1 ] = st[ 1 ];
- st[ 0 ] = (mod[ 0 ][ 0 ] * old[ 0 ]) + (mod[ 0 ][ 1 ] * old[ 1 ]) + mod[ 0 ][ 2 ];
- st[ 1 ] = (mod[ 1 ][ 0 ] * old[ 0 ]) + (mod[ 1 ][ 1 ] * old[ 1 ]) + mod[ 1 ][ 2 ];
-}
-
-
-void TCModIdentity( tcMod_t mod )
-{
- mod[ 0 ][ 0 ] = 1.0f; mod[ 0 ][ 1 ] = 0.0f; mod[ 0 ][ 2 ] = 0.0f;
- mod[ 1 ][ 0 ] = 0.0f; mod[ 1 ][ 1 ] = 1.0f; mod[ 1 ][ 2 ] = 0.0f;
- mod[ 2 ][ 0 ] = 0.0f; mod[ 2 ][ 1 ] = 0.0f; mod[ 2 ][ 2 ] = 1.0f; /* this row is only used for multiples, not transformation */
-}
-
-
-void TCModMultiply( tcMod_t a, tcMod_t b, tcMod_t out )
-{
- int i;
-
-
- for( i = 0; i < 3; i++ )
- {
- out[ i ][ 0 ] = (a[ i ][ 0 ] * b[ 0 ][ 0 ]) + (a[ i ][ 1 ] * b[ 1 ][ 0 ]) + (a[ i ][ 2 ] * b[ 2 ][ 0 ]);
- out[ i ][ 1 ] = (a[ i ][ 0 ] * b[ 0 ][ 1 ]) + (a[ i ][ 1 ] * b[ 1 ][ 1 ]) + (a[ i ][ 2 ] * b[ 2 ][ 1 ]);
- out[ i ][ 2 ] = (a[ i ][ 0 ] * b[ 0 ][ 2 ]) + (a[ i ][ 1 ] * b[ 1 ][ 2 ]) + (a[ i ][ 2 ] * b[ 2 ][ 2 ]);
- }
-}
-
-
-void TCModTranslate( tcMod_t mod, float s, float t )
-{
- mod[ 0 ][ 2 ] += s;
- mod[ 1 ][ 2 ] += t;
-}
-
-
-void TCModScale( tcMod_t mod, float s, float t )
-{
- mod[ 0 ][ 0 ] *= s;
- mod[ 1 ][ 1 ] *= t;
-}
-
-
-void TCModRotate( tcMod_t mod, float euler )
-{
- tcMod_t old, temp;
- float radians, sinv, cosv;
-
-
- memcpy( old, mod, sizeof( tcMod_t ) );
- TCModIdentity( temp );
-
- radians = euler / 180 * Q_PI;
- sinv = sin( radians );
- cosv = cos( radians );
-
- temp[ 0 ][ 0 ] = cosv; temp[ 0 ][ 1 ] = -sinv;
- temp[ 1 ][ 0 ] = sinv; temp[ 1 ][ 1 ] = cosv;
-
- TCModMultiply( old, temp, mod );
-}
-
-
-
-/*
-ApplySurfaceParm() - ydnar
-applies a named surfaceparm to the supplied flags
-*/
-
-qboolean ApplySurfaceParm( char *name, int *contentFlags, int *surfaceFlags, int *compileFlags )
-{
- int i, fake;
- surfaceParm_t *sp;
-
-
- /* dummy check */
- if( name == NULL )
- name = "";
- if( contentFlags == NULL )
- contentFlags = &fake;
- if( surfaceFlags == NULL )
- surfaceFlags = &fake;
- if( compileFlags == NULL )
- compileFlags = &fake;
-
- /* walk the current game's surfaceparms */
- sp = game->surfaceParms;
- while( sp->name != NULL )
- {
- /* match? */
- if( !Q_stricmp( name, sp->name ) )
- {
- /* clear and set flags */
- *contentFlags &= ~(sp->contentFlagsClear);
- *contentFlags |= sp->contentFlags;
- *surfaceFlags &= ~(sp->surfaceFlagsClear);
- *surfaceFlags |= sp->surfaceFlags;
- *compileFlags &= ~(sp->compileFlagsClear);
- *compileFlags |= sp->compileFlags;
-
- /* return ok */
- return qtrue;
- }
-
- /* next */
- sp++;
- }
-
- /* check custom info parms */
- for( i = 0; i < numCustSurfaceParms; i++ )
- {
- /* get surfaceparm */
- sp = &custSurfaceParms[ i ];
-
- /* match? */
- if( !Q_stricmp( name, sp->name ) )
- {
- /* clear and set flags */
- *contentFlags &= ~(sp->contentFlagsClear);
- *contentFlags |= sp->contentFlags;
- *surfaceFlags &= ~(sp->surfaceFlagsClear);
- *surfaceFlags |= sp->surfaceFlags;
- *compileFlags &= ~(sp->compileFlagsClear);
- *compileFlags |= sp->compileFlags;
-
- /* return ok */
- return qtrue;
- }
- }
-
- /* no matching surfaceparm found */
- return qfalse;
-}
-
-
-
-/*
-BeginMapShaderFile() - ydnar
-erases and starts a new map shader script
-*/
-
-void BeginMapShaderFile( const char *mapFile )
-{
- char base[ 1024 ];
- int len;
-
-
- /* dummy check */
- mapName[ 0 ] = '\0';
- mapShaderFile[ 0 ] = '\0';
- if( mapFile == NULL || mapFile[ 0 ] == '\0' )
- return;
-
- /* copy map name */
- strcpy( base, mapFile );
- StripExtension( base );
-
- /* extract map name */
- len = strlen( base ) - 1;
- while( len > 0 && base[ len ] != '/' && base[ len ] != '\\' )
- len--;
- strcpy( mapName, &base[ len + 1 ] );
- base[ len ] = '\0';
- if( len <= 0 )
- return;
-
- /* append ../scripts/q3map2_<mapname>.shader */
- sprintf( mapShaderFile, "%s/../%s/q3map2_%s.shader", base, game->shaderPath, mapName );
- Sys_FPrintf( SYS_VRB, "Map has shader script %s\n", mapShaderFile );
-
- /* remove it */
- remove( mapShaderFile );
-
- /* stop making warnings about missing images */
- warnImage = qfalse;
-}
-
-
-
-/*
-WriteMapShaderFile() - ydnar
-writes a shader to the map shader script
-*/
-
-void WriteMapShaderFile( void )
-{
- FILE *file;
- shaderInfo_t *si;
- int i, num;
-
-
- /* dummy check */
- if( mapShaderFile[ 0 ] == '\0' )
- return;
-
- /* are there any custom shaders? */
- for( i = 0, num = 0; i < numShaderInfo; i++ )
- {
- if( shaderInfo[ i ].custom )
- break;
- }
- if( i == numShaderInfo )
- return;
-
- /* note it */
- Sys_FPrintf( SYS_VRB, "--- WriteMapShaderFile ---\n");
- Sys_FPrintf( SYS_VRB, "Writing %s", mapShaderFile );
-
- /* open shader file */
- file = fopen( mapShaderFile, "w" );
- if( file == NULL )
- {
- Sys_Printf( "WARNING: Unable to open map shader file %s for writing\n", mapShaderFile );
- return;
- }
-
- /* print header */
- fprintf( file,
- "// Custom shader file for %s.bsp\n"
- "// Generated by Q3Map2 (ydnar)\n"
- "// Do not edit! This file is overwritten on recompiles.\n\n",
- mapName );
-
- /* walk the shader list */
- for( i = 0, num = 0; i < numShaderInfo; i++ )
- {
- /* get the shader and print it */
- si = &shaderInfo[ i ];
- if( si->custom == qfalse || si->shaderText == NULL || si->shaderText[ 0 ] == '\0' )
- continue;
- num++;
-
- /* print it to the file */
- fprintf( file, "%s%s\n", si->shader, si->shaderText );
- //Sys_Printf( "%s%s\n", si->shader, si->shaderText ); /* FIXME: remove debugging code */
-
- Sys_FPrintf( SYS_VRB, "." );
- }
-
- /* close the shader */
- fflush( file );
- fclose( file );
-
- Sys_FPrintf( SYS_VRB, "\n" );
-
- /* print some stats */
- Sys_Printf( "%9d custom shaders emitted\n", num );
-}
-
-
-
-/*
-CustomShader() - ydnar
-sets up a custom map shader
-*/
-
-shaderInfo_t *CustomShader( shaderInfo_t *si, char *find, char *replace )
-{
- shaderInfo_t *csi;
- char shader[ MAX_QPATH ];
- char *s;
- int loc;
- byte digest[ 16 ];
- char *srcShaderText, temp[ 8192 ], shaderText[ 8192 ]; /* ydnar: fixme (make this bigger?) */
-
-
- /* dummy check */
- if( si == NULL )
- return ShaderInfoForShader( "default" );
-
- /* default shader text source */
- srcShaderText = si->shaderText;
-
- /* et: implicitMap */
- if( si->implicitMap == IM_OPAQUE )
- {
- srcShaderText = temp;
- sprintf( temp, "\n"
- "{ // Q3Map2 defaulted (implicitMap)\n"
- "\t{\n"
- "\t\tmap $lightmap\n"
- "\t\trgbGen identity\n"
- "\t}\n"
- "\tq3map_styleMarker\n"
- "\t{\n"
- "\t\tmap %s\n"
- "\t\tblendFunc GL_DST_COLOR GL_ZERO\n"
- "\t\trgbGen identity\n"
- "\t}\n"
- "}\n",
- si->implicitImagePath );
- }
-
- /* et: implicitMask */
- else if( si->implicitMap == IM_MASKED )
- {
- srcShaderText = temp;
- sprintf( temp, "\n"
- "{ // Q3Map2 defaulted (implicitMask)\n"
- "\tcull none\n"
- "\t{\n"
- "\t\tmap %s\n"
- "\t\talphaFunc GE128\n"
- "\t\tdepthWrite\n"
- "\t}\n"
- "\t{\n"
- "\t\tmap $lightmap\n"
- "\t\trgbGen identity\n"
- "\t\tdepthFunc equal\n"
- "\t}\n"
- "\tq3map_styleMarker\n"
- "\t{\n"
- "\t\tmap %s\n"
- "\t\tblendFunc GL_DST_COLOR GL_ZERO\n"
- "\t\tdepthFunc equal\n"
- "\t\trgbGen identity\n"
- "\t}\n"
- "}\n",
- si->implicitImagePath,
- si->implicitImagePath );
- }
-
- /* et: implicitBlend */
- else if( si->implicitMap == IM_BLEND )
- {
- srcShaderText = temp;
- sprintf( temp, "\n"
- "{ // Q3Map2 defaulted (implicitBlend)\n"
- "\tcull none\n"
- "\t{\n"
- "\t\tmap %s\n"
- "\t\tblendFunc GL_SRC_ALPHA GL_ONE_MINUS_SRC_ALPHA\n"
- "\t}\n"
- "\t{\n"
- "\t\tmap $lightmap\n"
- "\t\trgbGen identity\n"
- "\t\tblendFunc GL_DST_COLOR GL_ZERO\n"
- "\t}\n"
- "\tq3map_styleMarker\n"
- "}\n",
- si->implicitImagePath );
- }
-
- /* default shader text */
- else if( srcShaderText == NULL )
- {
- srcShaderText = temp;
- sprintf( temp, "\n"
- "{ // Q3Map2 defaulted\n"
- "\t{\n"
- "\t\tmap $lightmap\n"
- "\t\trgbGen identity\n"
- "\t}\n"
- "\tq3map_styleMarker\n"
- "\t{\n"
- "\t\tmap %s.tga\n"
- "\t\tblendFunc GL_DST_COLOR GL_ZERO\n"
- "\t\trgbGen identity\n"
- "\t}\n"
- "}\n",
- si->shader );
- }
-
- /* error check */
- if( (strlen( mapName ) + 1 + 32) > MAX_QPATH )
- Error( "Custom shader name length (%d) exceeded. Shorten your map name.\n", MAX_QPATH );
-
- /* do some bad find-replace */
- s = strstr( srcShaderText, find );
- if( s == NULL )
- //% strcpy( shaderText, srcShaderText );
- return si; /* testing just using the existing shader if this fails */
- else
- {
- /* substitute 'find' with 'replace' */
- loc = s - srcShaderText;
- strcpy( shaderText, srcShaderText );
- shaderText[ loc ] = '\0';
- strcat( shaderText, replace );
- strcat( shaderText, &srcShaderText[ loc + strlen( find ) ] );
- }
-
- /* make md4 hash of the shader text */
- Com_BlockFullChecksum(shaderText, strlen(shaderText), digest);
-
- /* mangle hash into a shader name */
- sprintf( shader, "%s/%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X", mapName,
- digest[ 0 ], digest[ 1 ], digest[ 2 ], digest[ 3 ], digest[ 4 ], digest[ 5 ], digest[ 6 ], digest[ 7 ],
- digest[ 8 ], digest[ 9 ], digest[ 10 ], digest[ 11 ], digest[ 12 ], digest[ 13 ], digest[ 14 ], digest[ 15 ] );
-
- /* get shader */
- csi = ShaderInfoForShader( shader );
-
- /* might be a preexisting shader */
- if( csi->custom )
- return csi;
-
- /* clone the existing shader and rename */
- memcpy( csi, si, sizeof( shaderInfo_t ) );
- strcpy( csi->shader, shader );
- csi->custom = qtrue;
-
- /* store new shader text */
- csi->shaderText = safe_malloc( strlen( shaderText ) + 1 );
- strcpy( csi->shaderText, shaderText ); /* LEAK! */
-
- /* return it */
- return csi;
-}
-
-
-
-/*
-EmitVertexRemapShader()
-adds a vertexremapshader key/value pair to worldspawn
-*/
-
-void EmitVertexRemapShader( char *from, char *to )
-{
- byte digest[ 16 ];
- char key[ 64 ], value[ 256 ];
-
-
- /* dummy check */
- if( from == NULL || from[ 0 ] == '\0' ||
- to == NULL || to[ 0 ] == '\0' )
- return;
-
- /* build value */
- sprintf( value, "%s;%s", from, to );
-
- /* make md4 hash */
- Com_BlockFullChecksum(value, strlen(value), digest);
-
- /* make key (this is annoying, as vertexremapshader is precisely 17 characters,
- which is one too long, so we leave off the last byte of the md5 digest) */
- sprintf( key, "vertexremapshader%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X%02X",
- digest[ 0 ], digest[ 1 ], digest[ 2 ], digest[ 3 ], digest[ 4 ], digest[ 5 ], digest[ 6 ], digest[ 7 ],
- digest[ 8 ], digest[ 9 ], digest[ 10 ], digest[ 11 ], digest[ 12 ], digest[ 13 ], digest[ 14 ] ); /* no: digest[ 15 ] */
-
- /* add key/value pair to worldspawn */
- SetKeyValue( &entities[ 0 ], key, value );
-}
-
-
-
-/*
-AllocShaderInfo()
-allocates and initializes a new shader
-*/
-
-static shaderInfo_t *AllocShaderInfo( void )
-{
- shaderInfo_t *si;
-
-
- /* allocate? */
- if( shaderInfo == NULL )
- {
- shaderInfo = safe_malloc( sizeof( shaderInfo_t ) * MAX_SHADER_INFO );
- numShaderInfo = 0;
- }
-
- /* bounds check */
- if( numShaderInfo == MAX_SHADER_INFO )
- Error( "MAX_SHADER_INFO exceeded. Remove some PK3 files or shader scripts from shaderlist.txt and try again." );
- si = &shaderInfo[ numShaderInfo ];
- numShaderInfo++;
-
- /* ydnar: clear to 0 first */
- memset( si, 0, sizeof( shaderInfo_t ) );
-
- /* set defaults */
- ApplySurfaceParm( "default", &si->contentFlags, &si->surfaceFlags, &si->compileFlags );
-
- si->backsplashFraction = DEF_BACKSPLASH_FRACTION;
- si->backsplashDistance = DEF_BACKSPLASH_DISTANCE;
-
- si->bounceScale = DEF_RADIOSITY_BOUNCE;
-
- si->lightStyle = LS_NORMAL;
-
- si->polygonOffset = qfalse;
-
- si->shadeAngleDegrees = 0.0f;
- si->lightmapSampleSize = 0;
- si->lightmapSampleOffset = DEFAULT_LIGHTMAP_SAMPLE_OFFSET;
- si->patchShadows = qfalse;
- si->vertexShadows = qtrue; /* ydnar: changed default behavior */
- si->forceSunlight = qfalse;
- si->vertexScale = 1.0;
- si->notjunc = qfalse;
-
- /* ydnar: set texture coordinate transform matrix to identity */
- TCModIdentity( si->mod );
-
- /* ydnar: lightmaps can now be > 128x128 in certain games or an externally generated tga */
- si->lmCustomWidth = lmCustomSize;
- si->lmCustomHeight = lmCustomSize;
-
- /* return to sender */
- return si;
-}
-
-
-
-/*
-FinishShader() - ydnar
-sets a shader's width and height among other things
-*/
-
-void FinishShader( shaderInfo_t *si )
-{
- int x, y;
- float st[ 2 ], o[ 2 ], dist, bestDist;
- vec4_t color, bestColor, delta;
-
-
- /* don't double-dip */
- if( si->finished )
- return;
-
- /* if they're explicitly set, copy from image size */
- if( si->shaderWidth == 0 && si->shaderHeight == 0 )
- {
- si->shaderWidth = si->shaderImage->width;
- si->shaderHeight = si->shaderImage->height;
- }
-
- /* legacy terrain has explicit image-sized texture projection */
- if( si->legacyTerrain && si->tcGen == qfalse )
- {
- /* set xy texture projection */
- si->tcGen = qtrue;
- VectorSet( si->vecs[ 0 ], (1.0f / (si->shaderWidth * 0.5f)), 0, 0 );
- VectorSet( si->vecs[ 1 ], 0, (1.0f / (si->shaderHeight * 0.5f)), 0 );
- }
-
- /* find pixel coordinates best matching the average color of the image */
- bestDist = 99999999;
- o[ 0 ] = 1.0f / si->shaderImage->width;
- o[ 1 ] = 1.0f / si->shaderImage->height;
- for( y = 0, st[ 1 ] = 0.0f; y < si->shaderImage->height; y++, st[ 1 ] += o[ 1 ] )
- {
- for( x = 0, st[ 0 ] = 0.0f; x < si->shaderImage->width; x++, st[ 0 ] += o[ 0 ] )
- {
- /* sample the shader image */
- RadSampleImage( si->shaderImage->pixels, si->shaderImage->width, si->shaderImage->height, st, color );
-
- /* determine error squared */
- VectorSubtract( color, si->averageColor, delta );
- delta[ 3 ] = color[ 3 ] - si->averageColor[ 3 ];
- dist = delta[ 0 ] * delta[ 0 ] + delta[ 1 ] * delta[ 1 ] + delta[ 2 ] * delta[ 2 ] + delta[ 3 ] * delta[ 3 ];
- if( dist < bestDist )
- {
- VectorCopy( color, bestColor );
- bestColor[ 3 ] = color[ 3 ];
- si->stFlat[ 0 ] = st[ 0 ];
- si->stFlat[ 1 ] = st[ 1 ];
- }
- }
- }
-
- /* set to finished */
- si->finished = qtrue;
-}
-
-
-
-/*
-LoadShaderImages()
-loads a shader's images
-ydnar: image.c made this a bit simpler
-*/
-
-static void LoadShaderImages( shaderInfo_t *si )
-{
- int i, count;
- float color[ 4 ];
-
-
- /* nodraw shaders don't need images */
- if( si->compileFlags & C_NODRAW )
- si->shaderImage = ImageLoad( DEFAULT_IMAGE );
- else
- {
- /* try to load editor image first */
- si->shaderImage = ImageLoad( si->editorImagePath );
-
- /* then try shadername */
- if( si->shaderImage == NULL )
- si->shaderImage = ImageLoad( si->shader );
-
- /* then try implicit image path (note: new behavior!) */
- if( si->shaderImage == NULL )
- si->shaderImage = ImageLoad( si->implicitImagePath );
-
- /* then try lightimage (note: new behavior!) */
- if( si->shaderImage == NULL )
- si->shaderImage = ImageLoad( si->lightImagePath );
-
- /* otherwise, use default image */
- if( si->shaderImage == NULL )
- {
- si->shaderImage = ImageLoad( DEFAULT_IMAGE );
- if( warnImage && strcmp( si->shader, "noshader" ) )
- Sys_Printf( "WARNING: Couldn't find image for shader %s\n", si->shader );
- }
-
- /* load light image */
- si->lightImage = ImageLoad( si->lightImagePath );
-
- /* load normalmap image (ok if this is NULL) */
- si->normalImage = ImageLoad( si->normalImagePath );
- if( si->normalImage != NULL )
- {
- Sys_FPrintf( SYS_VRB, "Shader %s has\n"
- " NM %s\n", si->shader, si->normalImagePath );
- }
- }
-
- /* if no light image, use shader image */
- if( si->lightImage == NULL )
- si->lightImage = ImageLoad( si->shaderImage->name );
-
- /* create default and average colors */
- count = si->lightImage->width * si->lightImage->height;
- VectorClear( color );
- color[ 3 ] = 0.0f;
- for( i = 0; i < count; i++ )
- {
- color[ 0 ] += si->lightImage->pixels[ i * 4 + 0 ];
- color[ 1 ] += si->lightImage->pixels[ i * 4 + 1 ];
- color[ 2 ] += si->lightImage->pixels[ i * 4 + 2 ];
- color[ 3 ] += si->lightImage->pixels[ i * 4 + 3 ];
- }
-
- if( VectorLength( si->color ) <= 0.0f )
- {
- ColorNormalize( color, si->color );
- VectorScale( color, (1.0f / count), si->averageColor );
- }
- else
- {
- VectorCopy( si->color, si->averageColor );
- }
-}
-
-
-
-/*
-ShaderInfoForShader()
-finds a shaderinfo for a named shader
-*/
-
-#define MAX_SHADER_DEPRECATION_DEPTH 16
-
-shaderInfo_t *ShaderInfoForShader( const char *shaderName )
-{
- int i;
- int deprecationDepth;
- shaderInfo_t *si;
- char shader[ MAX_QPATH ];
-
- /* dummy check */
- if( shaderName == NULL || shaderName[ 0 ] == '\0' )
- {
- Sys_Printf( "WARNING: Null or empty shader name\n" );
- shaderName = "missing";
- }
-
- /* strip off extension */
- strcpy( shader, shaderName );
- StripExtension( shader );
-
- /* search for it */
- deprecationDepth = 0;
- for( i = 0; i < numShaderInfo; i++ )
- {
- si = &shaderInfo[ i ];
- if( !Q_stricmp( shader, si->shader ) )
- {
- /* check if shader is deprecated */
- if (deprecationDepth < MAX_SHADER_DEPRECATION_DEPTH && si->deprecateShader && si->deprecateShader[ 0 ] )
- {
- /* override name */
- strcpy( shader, si->deprecateShader );
- StripExtension( shader );
- /* increase deprecation depth */
- deprecationDepth++;
- if (deprecationDepth == MAX_SHADER_DEPRECATION_DEPTH)
- Sys_Printf("WARNING: Max deprecation depth of %i is reached on shader '%s'\n", MAX_SHADER_DEPRECATION_DEPTH, shader);
- /* search again from beginning */
- i = -1;
- continue;
- }
-
- /* load image if necessary */
- if( si->finished == qfalse )
- {
- LoadShaderImages( si );
- FinishShader( si );
- }
-
- /* return it */
- return si;
- }
- }
-
- /* allocate a default shader */
- si = AllocShaderInfo();
- strcpy( si->shader, shader );
- LoadShaderImages( si );
- FinishShader( si );
-
- /* return it */
- return si;
-}
-
-
-
-/*
-GetTokenAppend() - ydnar
-gets a token and appends its text to the specified buffer
-*/
-
-static int oldScriptLine = 0;
-static int tabDepth = 0;
-
-qboolean GetTokenAppend( char *buffer, qboolean crossline )
-{
- qboolean r;
- int i;
-
-
- /* get the token */
- r = GetToken( crossline );
- if( r == qfalse || buffer == NULL || token[ 0 ] == '\0' )
- return r;
-
- /* pre-tabstops */
- if( token[ 0 ] == '}' )
- tabDepth--;
-
- /* append? */
- if( oldScriptLine != scriptline )
- {
- strcat( buffer, "\n" );
- for( i = 0; i < tabDepth; i++ )
- strcat( buffer, "\t" );
- }
- else
- strcat( buffer, " " );
- oldScriptLine = scriptline;
- strcat( buffer, token );
-
- /* post-tabstops */
- if( token[ 0 ] == '{' )
- tabDepth++;
-
- /* return */
- return r;
-}
-
-
-void Parse1DMatrixAppend( char *buffer, int x, vec_t *m )
-{
- int i;
-
-
- if( !GetTokenAppend( buffer, qtrue ) || strcmp( token, "(" ) )
- Error( "Parse1DMatrixAppend(): line %d: ( not found!", scriptline );
- for( i = 0; i < x; i++ )
- {
- if( !GetTokenAppend( buffer, qfalse ) )
- Error( "Parse1DMatrixAppend(): line %d: Number not found!", scriptline );
- m[ i ] = atof( token );
- }
- if( !GetTokenAppend( buffer, qtrue ) || strcmp( token, ")" ) )
- Error( "Parse1DMatrixAppend(): line %d: ) not found!", scriptline );
-}
-
-
-
-
-/*
-ParseShaderFile()
-parses a shader file into discrete shaderInfo_t
-*/
-
-static void ParseShaderFile( const char *filename )
-{
- int i, val;
- shaderInfo_t *si;
- char *suffix, temp[ 1024 ];
- char shaderText[ 8192 ]; /* ydnar: fixme (make this bigger?) */
-
-
- /* init */
- si = NULL;
- shaderText[ 0 ] = '\0';
-
- /* load the shader */
- LoadScriptFile( filename, 0 );
-
- /* tokenize it */
- while( 1 )
- {
- /* copy shader text to the shaderinfo */
- if( si != NULL && shaderText[ 0 ] != '\0' )
- {
- strcat( shaderText, "\n" );
- si->shaderText = safe_malloc( strlen( shaderText ) + 1 );
- strcpy( si->shaderText, shaderText );
- //% if( VectorLength( si->vecs[ 0 ] ) )
- //% Sys_Printf( "%s\n", shaderText );
- }
-
- /* ydnar: clear shader text buffer */
- shaderText[ 0 ] = '\0';
-
- /* test for end of file */
- if( !GetToken( qtrue ) )
- break;
-
- /* shader name is initial token */
- si = AllocShaderInfo();
- strcpy( si->shader, token );
-
- /* ignore ":q3map" suffix */
- suffix = strstr( si->shader, ":q3map" );
- if( suffix != NULL )
- *suffix = '\0';
-
- /* handle { } section */
- if( !GetTokenAppend( shaderText, qtrue ) )
- break;
- if( strcmp( token, "{" ) )
- {
- if( si != NULL )
- Error( "ParseShaderFile(): %s, line %d: { not found!\nFound instead: %s\nLast known shader: %s",
- filename, scriptline, token, si->shader );
- else
- Error( "ParseShaderFile(): %s, line %d: { not found!\nFound instead: %s",
- filename, scriptline, token );
- }
-
- while( 1 )
- {
- /* get the next token */
- if( !GetTokenAppend( shaderText, qtrue ) )
- break;
- if( !strcmp( token, "}" ) )
- break;
-
-
- /* -----------------------------------------------------------------
- shader stages (passes)
- ----------------------------------------------------------------- */
-
- /* parse stage directives */
- if( !strcmp( token, "{" ) )
- {
- si->hasPasses = qtrue;
- while( 1 )
- {
- if( !GetTokenAppend( shaderText, qtrue ) )
- break;
- if( !strcmp( token, "}" ) )
- break;
-
- /* only care about images if we don't have a editor/light image */
- if( si->editorImagePath[ 0 ] == '\0' && si->lightImagePath[ 0 ] == '\0' && si->implicitImagePath[ 0 ] == '\0' )
- {
- /* digest any images */
- if( !Q_stricmp( token, "map" ) ||
- !Q_stricmp( token, "clampMap" ) ||
- !Q_stricmp( token, "animMap" ) ||
- !Q_stricmp( token, "clampAnimMap" ) ||
- !Q_stricmp( token, "clampMap" ) ||
- !Q_stricmp( token, "mapComp" ) ||
- !Q_stricmp( token, "mapNoComp" ) )
- {
- /* skip one token for animated stages */
- if( !Q_stricmp( token, "animMap" ) || !Q_stricmp( token, "clampAnimMap" ) )
- GetTokenAppend( shaderText, qfalse );
-
- /* get an image */
- GetTokenAppend( shaderText, qfalse );
- if( token[ 0 ] != '*' && token[ 0 ] != '$' )
- {
- strcpy( si->lightImagePath, token );
- DefaultExtension( si->lightImagePath, ".tga" );
-
- /* debug code */
- //% Sys_FPrintf( SYS_VRB, "Deduced shader image: %s\n", si->lightImagePath );
- }
- }
- }
- }
- }
-
-
- /* -----------------------------------------------------------------
- surfaceparm * directives
- ----------------------------------------------------------------- */
-
- /* match surfaceparm */
- else if( !Q_stricmp( token, "surfaceparm" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- if( ApplySurfaceParm( token, &si->contentFlags, &si->surfaceFlags, &si->compileFlags ) == qfalse )
- Sys_Printf( "WARNING: Unknown surfaceparm: \"%s\"\n", token );
- }
-
-
- /* -----------------------------------------------------------------
- game-related shader directives
- ----------------------------------------------------------------- */
-
- /* ydnar: fogparms (for determining fog volumes) */
- else if( !Q_stricmp( token, "fogparms" ) )
- si->fogParms = qtrue;
-
- /* ydnar: polygonoffset (for no culling) */
- else if( !Q_stricmp( token, "polygonoffset" ) )
- si->polygonOffset = qtrue;
-
- /* tesssize is used to force liquid surfaces to subdivide */
- else if( !Q_stricmp( token, "tessSize" ) || !Q_stricmp( token, "q3map_tessSize" ) /* sof2 */ )
- {
- GetTokenAppend( shaderText, qfalse );
- si->subdivisions = atof( token );
- }
-
- /* cull none will set twoSided (ydnar: added disable too) */
- else if ( !Q_stricmp( token, "cull" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- if( !Q_stricmp( token, "none" ) || !Q_stricmp( token, "disable" ) || !Q_stricmp( token, "twosided" ) )
- si->twoSided = qtrue;
- }
-
- /* deformVertexes autosprite[ 2 ]
- we catch this so autosprited surfaces become point
- lights instead of area lights */
- else if( !Q_stricmp( token, "deformVertexes" ) )
- {
- GetTokenAppend( shaderText, qfalse );
-
- /* deformVertexes autosprite(2) */
- if( !Q_strncasecmp( token, "autosprite", 10 ) )
- {
- /* set it as autosprite and detail */
- si->autosprite = qtrue;
- ApplySurfaceParm( "detail", &si->contentFlags, &si->surfaceFlags, &si->compileFlags );
-
- /* ydnar: gs mods: added these useful things */
- si->noClip = qtrue;
- si->notjunc = qtrue;
- }
-
- /* deformVertexes move <x> <y> <z> <func> <base> <amplitude> <phase> <freq> (ydnar: for particle studio support) */
- if( !Q_stricmp( token, "move") )
- {
- vec3_t amt, mins, maxs;
- float base, amp;
-
-
- /* get move amount */
- GetTokenAppend( shaderText, qfalse ); amt[ 0 ] = atof( token );
- GetTokenAppend( shaderText, qfalse ); amt[ 1 ] = atof( token );
- GetTokenAppend( shaderText, qfalse ); amt[ 2 ] = atof( token );
-
- /* skip func */
- GetTokenAppend( shaderText, qfalse );
-
- /* get base and amplitude */
- GetTokenAppend( shaderText, qfalse ); base = atof( token );
- GetTokenAppend( shaderText, qfalse ); amp = atof( token );
-
- /* calculate */
- VectorScale( amt, base, mins );
- VectorMA( mins, amp, amt, maxs );
- VectorAdd( si->mins, mins, si->mins );
- VectorAdd( si->maxs, maxs, si->maxs );
- }
- }
-
- /* light <value> (old-style flare specification) */
- else if( !Q_stricmp( token, "light" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- si->flareShader = game->flareShader;
- }
-
- /* ydnar: damageShader <shader> <health> (sof2 mods) */
- else if( !Q_stricmp( token, "damageShader" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- if( token[ 0 ] != '\0' )
- {
- si->damageShader = safe_malloc( strlen( token ) + 1 );
- strcpy( si->damageShader, token );
- }
- GetTokenAppend( shaderText, qfalse ); /* don't do anything with health */
- }
-
- /* ydnar: enemy territory implicit shaders */
- else if( !Q_stricmp( token, "implicitMap" ) )
- {
- si->implicitMap = IM_OPAQUE;
- GetTokenAppend( shaderText, qfalse );
- if( token[ 0 ] == '-' && token[ 1 ] == '\0' )
- sprintf( si->implicitImagePath, "%s.tga", si->shader );
- else
- strcpy( si->implicitImagePath, token );
- }
-
- else if( !Q_stricmp( token, "implicitMask" ) )
- {
- si->implicitMap = IM_MASKED;
- GetTokenAppend( shaderText, qfalse );
- if( token[ 0 ] == '-' && token[ 1 ] == '\0' )
- sprintf( si->implicitImagePath, "%s.tga", si->shader );
- else
- strcpy( si->implicitImagePath, token );
- }
-
- else if( !Q_stricmp( token, "implicitBlend" ) )
- {
- si->implicitMap = IM_MASKED;
- GetTokenAppend( shaderText, qfalse );
- if( token[ 0 ] == '-' && token[ 1 ] == '\0' )
- sprintf( si->implicitImagePath, "%s.tga", si->shader );
- else
- strcpy( si->implicitImagePath, token );
- }
-
-
- /* -----------------------------------------------------------------
- image directives
- ----------------------------------------------------------------- */
-
- /* qer_editorimage <image> */
- else if( !Q_stricmp( token, "qer_editorImage" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- strcpy( si->editorImagePath, token );
- DefaultExtension( si->editorImagePath, ".tga" );
- }
-
- /* ydnar: q3map_normalimage <image> (bumpmapping normal map) */
- else if( !Q_stricmp( token, "q3map_normalImage" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- strcpy( si->normalImagePath, token );
- DefaultExtension( si->normalImagePath, ".tga" );
- }
-
- /* q3map_lightimage <image> */
- else if( !Q_stricmp( token, "q3map_lightImage" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- strcpy( si->lightImagePath, token );
- DefaultExtension( si->lightImagePath, ".tga" );
- }
-
- /* ydnar: skyparms <outer image> <cloud height> <inner image> */
- else if( !Q_stricmp( token, "skyParms" ) )
- {
- /* get image base */
- GetTokenAppend( shaderText, qfalse );
-
- /* ignore bogus paths */
- if( Q_stricmp( token, "-" ) && Q_stricmp( token, "full" ) )
- {
- strcpy( si->skyParmsImageBase, token );
-
- /* use top image as sky light image */
- if( si->lightImagePath[ 0 ] == '\0' )
- sprintf( si->lightImagePath, "%s_up.tga", si->skyParmsImageBase );
- }
-
- /* skip rest of line */
- GetTokenAppend( shaderText, qfalse );
- GetTokenAppend( shaderText, qfalse );
- }
-
- /* -----------------------------------------------------------------
- q3map_* directives
- ----------------------------------------------------------------- */
-
- /* q3map_sun <red> <green> <blue> <intensity> <degrees> <elevation>
- color will be normalized, so it doesn't matter what range you use
- intensity falls off with angle but not distance 100 is a fairly bright sun
- degree of 0 = from the east, 90 = north, etc. altitude of 0 = sunrise/set, 90 = noon
- ydnar: sof2map has bareword 'sun' token, so we support that as well */
- else if( !Q_stricmp( token, "sun" ) /* sof2 */ || !Q_stricmp( token, "q3map_sun" ) || !Q_stricmp( token, "q3map_sunExt" ) )
- {
- float a, b;
- sun_t *sun;
- qboolean ext;
-
-
- /* ydnar: extended sun directive? */
- if( !Q_stricmp( token, "q3map_sunext" ) )
- ext = qtrue;
-
- /* allocate sun */
- sun = safe_malloc( sizeof( *sun ) );
- memset( sun, 0, sizeof( *sun ) );
-
- /* set style */
- sun->style = si->lightStyle;
-
- /* get color */
- GetTokenAppend( shaderText, qfalse );
- sun->color[ 0 ] = atof( token );
- GetTokenAppend( shaderText, qfalse );
- sun->color[ 1 ] = atof( token );
- GetTokenAppend( shaderText, qfalse );
- sun->color[ 2 ] = atof( token );
-
- /* normalize it */
- VectorNormalize( sun->color, sun->color );
-
- /* scale color by brightness */
- GetTokenAppend( shaderText, qfalse );
- sun->photons = atof( token );
-
- /* get sun angle/elevation */
- GetTokenAppend( shaderText, qfalse );
- a = atof( token );
- a = a / 180.0f * Q_PI;
-
- GetTokenAppend( shaderText, qfalse );
- b = atof( token );
- b = b / 180.0f * Q_PI;
-
- sun->direction[ 0 ] = cos( a ) * cos( b );
- sun->direction[ 1 ] = sin( a ) * cos( b );
- sun->direction[ 2 ] = sin( b );
-
- /* get filter radius from shader */
- sun->filterRadius = si->lightFilterRadius;
-
- /* ydnar: get sun angular deviance/samples */
- if( ext && TokenAvailable() )
- {
- GetTokenAppend( shaderText, qfalse );
- sun->deviance = atof( token );
- sun->deviance = sun->deviance / 180.0f * Q_PI;
-
- GetTokenAppend( shaderText, qfalse );
- sun->numSamples = atoi( token );
- }
-
- /* store sun */
- sun->next = si->sun;
- si->sun = sun;
-
- /* apply sky surfaceparm */
- ApplySurfaceParm( "sky", &si->contentFlags, &si->surfaceFlags, &si->compileFlags );
-
- /* don't process any more tokens on this line */
- continue;
- }
-
- /* match q3map_ */
- else if( !Q_strncasecmp( token, "q3map_", 6 ) )
- {
- /* ydnar: q3map_baseShader <shader> (inherit this shader's parameters) */
- if( !Q_stricmp( token, "q3map_baseShader" ) )
- {
- shaderInfo_t *si2;
- qboolean oldWarnImage;
-
-
- /* get shader */
- GetTokenAppend( shaderText, qfalse );
- //% Sys_FPrintf( SYS_VRB, "Shader %s has base shader %s\n", si->shader, token );
- oldWarnImage = warnImage;
- warnImage = qfalse;
- si2 = ShaderInfoForShader( token );
- warnImage = oldWarnImage;
-
- /* subclass it */
- if( si2 != NULL )
- {
- /* preserve name */
- strcpy( temp, si->shader );
-
- /* copy shader */
- memcpy( si, si2, sizeof( *si ) );
-
- /* restore name and set to unfinished */
- strcpy( si->shader, temp );
- si->shaderWidth = 0;
- si->shaderHeight = 0;
- si->finished = qfalse;
- }
- }
-
- /* ydnar: q3map_surfacemodel <path to model> <density> <min scale> <max scale> <min angle> <max angle> <oriented (0 or 1)> */
- else if( !Q_stricmp( token, "q3map_surfacemodel" ) )
- {
- surfaceModel_t *model;
-
- /* allocate new model and attach it */
- model = safe_malloc( sizeof( *model ) );
- memset( model, 0, sizeof( *model ) );
- model->next = si->surfaceModel;
- si->surfaceModel = model;
-
- /* get parameters */
- GetTokenAppend( shaderText, qfalse );
- strcpy( model->model, token );
-
- GetTokenAppend( shaderText, qfalse );
- model->density = atof( token );
- GetTokenAppend( shaderText, qfalse );
- model->odds = atof( token );
-
- GetTokenAppend( shaderText, qfalse );
- model->minScale = atof( token );
- GetTokenAppend( shaderText, qfalse );
- model->maxScale = atof( token );
-
- GetTokenAppend( shaderText, qfalse );
- model->minAngle = atof( token );
- GetTokenAppend( shaderText, qfalse );
- model->maxAngle = atof( token );
-
- GetTokenAppend( shaderText, qfalse );
- model->oriented = (token[ 0 ] == '1' ? qtrue : qfalse);
- }
-
- /* ydnar/sd: q3map_foliage <path to model> <scale> <density> <odds> <invert alpha (1 or 0)> */
- else if( !Q_stricmp( token, "q3map_foliage" ) )
- {
- foliage_t *foliage;
-
-
- /* allocate new foliage struct and attach it */
- foliage = safe_malloc( sizeof( *foliage ) );
- memset( foliage, 0, sizeof( *foliage ) );
- foliage->next = si->foliage;
- si->foliage = foliage;
-
- /* get parameters */
- GetTokenAppend( shaderText, qfalse );
- strcpy( foliage->model, token );
-
- GetTokenAppend( shaderText, qfalse );
- foliage->scale = atof( token );
- GetTokenAppend( shaderText, qfalse );
- foliage->density = atof( token );
- GetTokenAppend( shaderText, qfalse );
- foliage->odds = atof( token );
- GetTokenAppend( shaderText, qfalse );
- foliage->inverseAlpha = atoi( token );
- }
-
- /* ydnar: q3map_bounce <value> (fraction of light to re-emit during radiosity passes) */
- else if( !Q_stricmp( token, "q3map_bounce" ) || !Q_stricmp( token, "q3map_bounceScale" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- si->bounceScale = atof( token );
- }
-
- /* ydnar/splashdamage: q3map_skyLight <value> <iterations> */
- else if( !Q_stricmp( token, "q3map_skyLight" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- si->skyLightValue = atof( token );
- GetTokenAppend( shaderText, qfalse );
- si->skyLightIterations = atoi( token );
-
- /* clamp */
- if( si->skyLightValue < 0.0f )
- si->skyLightValue = 0.0f;
- if( si->skyLightIterations < 2 )
- si->skyLightIterations = 2;
- }
-
- /* q3map_surfacelight <value> */
- else if( !Q_stricmp( token, "q3map_surfacelight" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- si->value = atof( token );
- }
-
- /* q3map_lightStyle (sof2/jk2 lightstyle) */
- else if( !Q_stricmp( token, "q3map_lightStyle" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- val = atoi( token );
- if( val < 0 )
- val = 0;
- else if( val > LS_NONE )
- val = LS_NONE;
- si->lightStyle = val;
- }
-
- /* wolf: q3map_lightRGB <red> <green> <blue> */
- else if( !Q_stricmp( token, "q3map_lightRGB" ) )
- {
- VectorClear( si->color );
- GetTokenAppend( shaderText, qfalse );
- si->color[ 0 ] = atof( token );
- GetTokenAppend( shaderText, qfalse );
- si->color[ 1 ] = atof( token );
- GetTokenAppend( shaderText, qfalse );
- si->color[ 2 ] = atof( token );
- ColorNormalize( si->color, si->color );
- }
-
- /* q3map_lightSubdivide <value> */
- else if( !Q_stricmp( token, "q3map_lightSubdivide" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- si->lightSubdivide = atoi( token );
- }
-
- /* q3map_backsplash <percent> <distance> */
- else if( !Q_stricmp( token, "q3map_backsplash" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- si->backsplashFraction = atof( token ) * 0.01f;
- GetTokenAppend( shaderText, qfalse );
- si->backsplashDistance = atof( token );
- }
-
- /* q3map_floodLight <r> <g> <b> <diste> <intensity> <light_direction_power> */
- else if( !Q_stricmp( token, "q3map_floodLight" ) )
- {
- /* get color */
- GetTokenAppend( shaderText, qfalse );
- si->floodlightRGB[ 0 ] = atof( token );
- GetTokenAppend( shaderText, qfalse );
- si->floodlightRGB[ 1 ] = atof( token );
- GetTokenAppend( shaderText, qfalse );
- si->floodlightRGB[ 2 ] = atof( token );
- GetTokenAppend( shaderText, qfalse );
- si->floodlightDistance = atof( token );
- GetTokenAppend( shaderText, qfalse );
- si->floodlightIntensity = atof( token );
- GetTokenAppend( shaderText, qfalse );
- si->floodlightDirectionScale = atof( token );
- }
-
- /* jal: q3map_nodirty : skip dirty */
- else if( !Q_stricmp( token, "q3map_nodirty" ) )
- {
- si->noDirty = qtrue;
- }
-
- /* q3map_lightmapSampleSize <value> */
- else if( !Q_stricmp( token, "q3map_lightmapSampleSize" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- si->lightmapSampleSize = atoi( token );
- }
-
- /* q3map_lightmapSampleOffset <value> */
- else if( !Q_stricmp( token, "q3map_lightmapSampleOffset" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- si->lightmapSampleOffset = atof( token );
- }
-
- /* ydnar: q3map_lightmapFilterRadius <self> <other> */
- else if( !Q_stricmp( token, "q3map_lightmapFilterRadius" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- si->lmFilterRadius = atof( token );
- GetTokenAppend( shaderText, qfalse );
- si->lightFilterRadius = atof( token );
- }
-
- /* ydnar: q3map_lightmapAxis [xyz] */
- else if( !Q_stricmp( token, "q3map_lightmapAxis" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- if( !Q_stricmp( token, "x" ) )
- VectorSet( si->lightmapAxis, 1, 0, 0 );
- else if( !Q_stricmp( token, "y" ) )
- VectorSet( si->lightmapAxis, 0, 1, 0 );
- else if( !Q_stricmp( token, "z" ) )
- VectorSet( si->lightmapAxis, 0, 0, 1 );
- else
- {
- Sys_Printf( "WARNING: Unknown value for lightmap axis: %s\n", token );
- VectorClear( si->lightmapAxis );
- }
- }
-
- /* ydnar: q3map_lightmapSize <width> <height> (for autogenerated shaders + external tga lightmaps) */
- else if( !Q_stricmp( token, "q3map_lightmapSize" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- si->lmCustomWidth = atoi( token );
- GetTokenAppend( shaderText, qfalse );
- si->lmCustomHeight = atoi( token );
-
- /* must be a power of 2 */
- if( ((si->lmCustomWidth - 1) & si->lmCustomWidth) ||
- ((si->lmCustomHeight - 1) & si->lmCustomHeight) )
- {
- Sys_Printf( "WARNING: Non power-of-two lightmap size specified (%d, %d)\n",
- si->lmCustomWidth, si->lmCustomHeight );
- si->lmCustomWidth = lmCustomSize;
- si->lmCustomHeight = lmCustomSize;
- }
- }
-
- /* ydnar: q3map_lightmapBrightness N (for autogenerated shaders + external tga lightmaps) */
- else if( !Q_stricmp( token, "q3map_lightmapBrightness" ) || !Q_stricmp( token, "q3map_lightmapGamma" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- si->lmBrightness = atof( token );
- if( si->lmBrightness < 0 )
- si->lmBrightness = 1.0;
- }
-
- /* q3map_vertexScale (scale vertex lighting by this fraction) */
- else if( !Q_stricmp( token, "q3map_vertexScale" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- si->vertexScale = atof( token );
- }
-
- /* q3map_noVertexLight */
- else if( !Q_stricmp( token, "q3map_noVertexLight" ) )
- {
- si->noVertexLight = qtrue;
- }
-
- /* q3map_flare[Shader] <shader> */
- else if( !Q_stricmp( token, "q3map_flare" ) || !Q_stricmp( token, "q3map_flareShader" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- if( token[ 0 ] != '\0' )
- {
- si->flareShader = safe_malloc( strlen( token ) + 1 );
- strcpy( si->flareShader, token );
- }
- }
-
- /* q3map_backShader <shader> */
- else if( !Q_stricmp( token, "q3map_backShader" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- if( token[ 0 ] != '\0' )
- {
- si->backShader = safe_malloc( strlen( token ) + 1 );
- strcpy( si->backShader, token );
- }
- }
-
- /* ydnar: q3map_cloneShader <shader> */
- else if ( !Q_stricmp( token, "q3map_cloneShader" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- if( token[ 0 ] != '\0' )
- {
- si->cloneShader = safe_malloc( strlen( token ) + 1 );
- strcpy( si->cloneShader, token );
- }
- }
-
- /* q3map_remapShader <shader> */
- else if( !Q_stricmp( token, "q3map_remapShader" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- if( token[ 0 ] != '\0' )
- {
- si->remapShader = safe_malloc( strlen( token ) + 1 );
- strcpy( si->remapShader, token );
- }
- }
-
- /* q3map_deprecateShader <shader> */
- else if( !Q_stricmp( token, "q3map_deprecateShader" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- if( token[ 0 ] != '\0' )
- {
-
- si->deprecateShader = safe_malloc( strlen( token ) + 1 );
- strcpy( si->deprecateShader, token );
- }
- }
-
- /* ydnar: q3map_offset <value> */
- else if( !Q_stricmp( token, "q3map_offset" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- si->offset = atof( token );
- }
-
- /* ydnar: q3map_fur <numlayers> <offset> <fade> */
- else if( !Q_stricmp( token, "q3map_fur" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- si->furNumLayers = atoi( token );
- GetTokenAppend( shaderText, qfalse );
- si->furOffset = atof( token );
- GetTokenAppend( shaderText, qfalse );
- si->furFade = atof( token );
- }
-
- /* ydnar: gs mods: legacy support for terrain/terrain2 shaders */
- else if( !Q_stricmp( token, "q3map_terrain" ) )
- {
- /* team arena terrain is assumed to be nonplanar, with full normal averaging,
- passed through the metatriangle surface pipeline, with a lightmap axis on z */
- si->legacyTerrain = qtrue;
- si->noClip = qtrue;
- si->notjunc = qtrue;
- si->indexed = qtrue;
- si->nonplanar = qtrue;
- si->forceMeta = qtrue;
- si->shadeAngleDegrees = 179.0f;
- //% VectorSet( si->lightmapAxis, 0, 0, 1 ); /* ydnar 2002-09-21: turning this off for better lightmapping of cliff faces */
- }
-
- /* ydnar: picomodel: q3map_forceMeta (forces brush faces and/or triangle models to go through the metasurface pipeline) */
- else if( !Q_stricmp( token, "q3map_forceMeta" ) )
- {
- si->forceMeta = qtrue;
- }
-
- /* ydnar: gs mods: q3map_shadeAngle <degrees> */
- else if( !Q_stricmp( token, "q3map_shadeAngle" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- si->shadeAngleDegrees = atof( token );
- }
-
- /* ydnar: q3map_textureSize <width> <height> (substitute for q3map_lightimage derivation for terrain) */
- else if( !Q_stricmp( token, "q3map_textureSize" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- si->shaderWidth = atoi( token );
- GetTokenAppend( shaderText, qfalse );
- si->shaderHeight = atoi( token );
- }
-
- /* ydnar: gs mods: q3map_tcGen <style> <parameters> */
- else if( !Q_stricmp( token, "q3map_tcGen" ) )
- {
- si->tcGen = qtrue;
- GetTokenAppend( shaderText, qfalse );
-
- /* q3map_tcGen vector <s vector> <t vector> */
- if( !Q_stricmp( token, "vector" ) )
- {
- Parse1DMatrixAppend( shaderText, 3, si->vecs[ 0 ] );
- Parse1DMatrixAppend( shaderText, 3, si->vecs[ 1 ] );
- }
-
- /* q3map_tcGen ivector <1.0/s vector> <1.0/t vector> (inverse vector, easier for mappers to understand) */
- else if( !Q_stricmp( token, "ivector" ) )
- {
- Parse1DMatrixAppend( shaderText, 3, si->vecs[ 0 ] );
- Parse1DMatrixAppend( shaderText, 3, si->vecs[ 1 ] );
- for( i = 0; i < 3; i++ )
- {
- si->vecs[ 0 ][ i ] = si->vecs[ 0 ][ i ] ? 1.0 / si->vecs[ 0 ][ i ] : 0;
- si->vecs[ 1 ][ i ] = si->vecs[ 1 ][ i ] ? 1.0 / si->vecs[ 1 ][ i ] : 0;
- }
- }
- else
- {
- Sys_Printf( "WARNING: Unknown q3map_tcGen method: %s\n", token );
- VectorClear( si->vecs[ 0 ] );
- VectorClear( si->vecs[ 1 ] );
- }
- }
-
- /* ydnar: gs mods: q3map_[color|rgb|alpha][Gen|Mod] <style> <parameters> */
- else if( !Q_stricmp( token, "q3map_colorGen" ) || !Q_stricmp( token, "q3map_colorMod" ) ||
- !Q_stricmp( token, "q3map_rgbGen" ) || !Q_stricmp( token, "q3map_rgbMod" ) ||
- !Q_stricmp( token, "q3map_alphaGen" ) || !Q_stricmp( token, "q3map_alphaMod" ) )
- {
- colorMod_t *cm, *cm2;
- int alpha;
-
-
- /* alphamods are colormod + 1 */
- alpha = (!Q_stricmp( token, "q3map_alphaGen" ) || !Q_stricmp( token, "q3map_alphaMod" )) ? 1 : 0;
-
- /* allocate new colormod */
- cm = safe_malloc( sizeof( *cm ) );
- memset( cm, 0, sizeof( *cm ) );
-
- /* attach to shader */
- if( si->colorMod == NULL )
- si->colorMod = cm;
- else
- {
- for( cm2 = si->colorMod; cm2 != NULL; cm2 = cm2->next )
- {
- if( cm2->next == NULL )
- {
- cm2->next = cm;
- break;
- }
- }
- }
-
- /* get type */
- GetTokenAppend( shaderText, qfalse );
-
- /* alpha set|const A */
- if( alpha && (!Q_stricmp( token, "set" ) || !Q_stricmp( token, "const" )) )
- {
- cm->type = CM_ALPHA_SET;
- GetTokenAppend( shaderText, qfalse );
- cm->data[ 0 ] = atof( token );
- }
-
- /* color|rgb set|const ( X Y Z ) */
- else if( !Q_stricmp( token, "set" ) || !Q_stricmp( token, "const" ) )
- {
- cm->type = CM_COLOR_SET;
- Parse1DMatrixAppend( shaderText, 3, cm->data );
- }
-
- /* alpha scale A */
- else if( alpha && !Q_stricmp( token, "scale" ) )
- {
- cm->type = CM_ALPHA_SCALE;
- GetTokenAppend( shaderText, qfalse );
- cm->data[ 0 ] = atof( token );
- }
-
- /* color|rgb scale ( X Y Z ) */
- else if( !Q_stricmp( token, "scale" ) )
- {
- cm->type = CM_COLOR_SCALE;
- Parse1DMatrixAppend( shaderText, 3, cm->data );
- }
-
- /* dotProduct ( X Y Z ) */
- else if( !Q_stricmp( token, "dotProduct" ) )
- {
- cm->type = CM_COLOR_DOT_PRODUCT + alpha;
- Parse1DMatrixAppend( shaderText, 3, cm->data );
- }
-
- /* dotProductScale ( X Y Z MIN MAX ) */
- else if( !Q_stricmp( token, "dotProductScale" ) )
- {
- cm->type = CM_COLOR_DOT_PRODUCT_SCALE + alpha;
- Parse1DMatrixAppend( shaderText, 5, cm->data );
- }
-
- /* dotProduct2 ( X Y Z ) */
- else if( !Q_stricmp( token, "dotProduct2" ) )
- {
- cm->type = CM_COLOR_DOT_PRODUCT_2 + alpha;
- Parse1DMatrixAppend( shaderText, 3, cm->data );
- }
-
- /* dotProduct2scale ( X Y Z MIN MAX ) */
- else if( !Q_stricmp( token, "dotProduct2scale" ) )
- {
- cm->type = CM_COLOR_DOT_PRODUCT_2_SCALE + alpha;
- Parse1DMatrixAppend( shaderText, 5, cm->data );
- }
-
- /* volume */
- else if( !Q_stricmp( token, "volume" ) )
- {
- /* special stub mode for flagging volume brushes */
- cm->type = CM_VOLUME;
- }
-
- /* unknown */
- else
- Sys_Printf( "WARNING: Unknown colorMod method: %s\n", token );
- }
-
- /* ydnar: gs mods: q3map_tcMod <style> <parameters> */
- else if( !Q_stricmp( token, "q3map_tcMod" ) )
- {
- float a, b;
-
-
- GetTokenAppend( shaderText, qfalse );
-
- /* q3map_tcMod [translate | shift | offset] <s> <t> */
- if( !Q_stricmp( token, "translate" ) || !Q_stricmp( token, "shift" ) || !Q_stricmp( token, "offset" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- a = atof( token );
- GetTokenAppend( shaderText, qfalse );
- b = atof( token );
-
- TCModTranslate( si->mod, a, b );
- }
-
- /* q3map_tcMod scale <s> <t> */
- else if( !Q_stricmp( token, "scale" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- a = atof( token );
- GetTokenAppend( shaderText, qfalse );
- b = atof( token );
-
- TCModScale( si->mod, a, b );
- }
-
- /* q3map_tcMod rotate <s> <t> (fixme: make this communitive) */
- else if( !Q_stricmp( token, "rotate" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- a = atof( token );
- TCModRotate( si->mod, a );
- }
- else
- Sys_Printf( "WARNING: Unknown q3map_tcMod method: %s\n", token );
- }
-
- /* q3map_fogDir (direction a fog shader fades from transparent to opaque) */
- else if( !Q_stricmp( token, "q3map_fogDir" ) )
- {
- Parse1DMatrixAppend( shaderText, 3, si->fogDir );
- VectorNormalize( si->fogDir, si->fogDir );
- }
-
- /* q3map_globaltexture */
- else if( !Q_stricmp( token, "q3map_globaltexture" ) )
- si->globalTexture = qtrue;
-
- /* ydnar: gs mods: q3map_nonplanar (make it a nonplanar merge candidate for meta surfaces) */
- else if( !Q_stricmp( token, "q3map_nonplanar" ) )
- si->nonplanar = qtrue;
-
- /* ydnar: gs mods: q3map_noclip (preserve original face winding, don't clip by bsp tree) */
- else if( !Q_stricmp( token, "q3map_noclip" ) )
- si->noClip = qtrue;
-
- /* q3map_notjunc */
- else if( !Q_stricmp( token, "q3map_notjunc" ) )
- si->notjunc = qtrue;
-
- /* q3map_nofog */
- else if( !Q_stricmp( token, "q3map_nofog" ) )
- si->noFog = qtrue;
-
- /* ydnar: gs mods: q3map_indexed (for explicit terrain-style indexed mapping) */
- else if( !Q_stricmp( token, "q3map_indexed" ) )
- si->indexed = qtrue;
-
- /* ydnar: q3map_invert (inverts a drawsurface's facing) */
- else if( !Q_stricmp( token, "q3map_invert" ) )
- si->invert = qtrue;
-
- /* ydnar: gs mods: q3map_lightmapMergable (ok to merge non-planar */
- else if( !Q_stricmp( token, "q3map_lightmapMergable" ) )
- si->lmMergable = qtrue;
-
- /* ydnar: q3map_nofast */
- else if( !Q_stricmp( token, "q3map_noFast" ) )
- si->noFast = qtrue;
-
- /* q3map_patchshadows */
- else if( !Q_stricmp( token, "q3map_patchShadows" ) )
- si->patchShadows = qtrue;
-
- /* q3map_vertexshadows */
- else if( !Q_stricmp( token, "q3map_vertexShadows" ) )
- si->vertexShadows = qtrue; /* ydnar */
-
- /* q3map_novertexshadows */
- else if( !Q_stricmp( token, "q3map_noVertexShadows" ) )
- si->vertexShadows = qfalse; /* ydnar */
-
- /* q3map_splotchfix (filter dark lightmap luxels on lightmapped models) */
- else if( !Q_stricmp( token, "q3map_splotchfix" ) )
- si->splotchFix = qtrue; /* ydnar */
-
- /* q3map_forcesunlight */
- else if( !Q_stricmp( token, "q3map_forceSunlight" ) )
- si->forceSunlight = qtrue;
-
- /* q3map_onlyvertexlighting (sof2) */
- else if( !Q_stricmp( token, "q3map_onlyVertexLighting" ) )
- ApplySurfaceParm( "pointlight", &si->contentFlags, &si->surfaceFlags, &si->compileFlags );
-
- /* q3map_material (sof2) */
- else if( !Q_stricmp( token, "q3map_material" ) )
- {
- GetTokenAppend( shaderText, qfalse );
- sprintf( temp, "*mat_%s", token );
- if( ApplySurfaceParm( temp, &si->contentFlags, &si->surfaceFlags, &si->compileFlags ) == qfalse )
- Sys_Printf( "WARNING: Unknown material \"%s\"\n", token );
- }
-
- /* ydnar: q3map_clipmodel (autogenerate clip brushes for model triangles using this shader) */
- else if( !Q_stricmp( token, "q3map_clipmodel" ) )
- si->clipModel = qtrue;
-
- /* ydnar: q3map_styleMarker[2] */
- else if( !Q_stricmp( token, "q3map_styleMarker" ) )
- si->styleMarker = 1;
- else if( !Q_stricmp( token, "q3map_styleMarker2" ) ) /* uses depthFunc equal */
- si->styleMarker = 2;
-
- /* ydnar: default to searching for q3map_<surfaceparm> */
-#if 0
- else
- {
- Sys_FPrintf( SYS_VRB, "Attempting to match %s with a known surfaceparm\n", token );
- if( ApplySurfaceParm( &token[ 6 ], &si->contentFlags, &si->surfaceFlags, &si->compileFlags ) == qfalse )
- Sys_Printf( "WARNING: Unknown q3map_* directive \"%s\"\n", token );
- }
-#endif
- }
-
-
- /* -----------------------------------------------------------------
- skip
- ----------------------------------------------------------------- */
-
- /* ignore all other tokens on the line */
- while( TokenAvailable() && GetTokenAppend( shaderText, qfalse ) );
- }
- }
-}
-
-
-
-/*
-ParseCustomInfoParms() - rr2do2
-loads custom info parms file for mods
-*/
-
-static void ParseCustomInfoParms( void )
-{
- qboolean parsedContent, parsedSurface;
-
-
- /* file exists? */
- if( vfsGetFileCount( "scripts/custinfoparms.txt" ) == 0 )
- return;
-
- /* load it */
- LoadScriptFile( "scripts/custinfoparms.txt", 0 );
-
- /* clear the array */
- memset( custSurfaceParms, 0, sizeof( custSurfaceParms ) );
- numCustSurfaceParms = 0;
- parsedContent = parsedSurface = qfalse;
-
- /* parse custom contentflags */
- MatchToken( "{" );
- while ( 1 )
- {
- if ( !GetToken( qtrue ) )
- break;
-
- if ( !strcmp( token, "}" ) ) {
- parsedContent = qtrue;
- break;
- }
-
- custSurfaceParms[ numCustSurfaceParms ].name = safe_malloc( MAX_OS_PATH );
- strcpy( custSurfaceParms[ numCustSurfaceParms ].name, token );
- GetToken( qfalse );
- sscanf( token, "%x", &custSurfaceParms[ numCustSurfaceParms ].contentFlags );
- numCustSurfaceParms++;
- }
-
- /* any content? */
- if( !parsedContent )
- {
- Sys_Printf( "WARNING: Couldn't find valid custom contentsflag section\n" );
- return;
- }
-
- /* parse custom surfaceflags */
- MatchToken( "{" );
- while( 1 )
- {
- if( !GetToken( qtrue ) )
- break;
-
- if( !strcmp( token, "}" ) )
- {
- parsedSurface = qtrue;
- break;
- }
-
- custSurfaceParms[ numCustSurfaceParms ].name = safe_malloc( MAX_OS_PATH );
- strcpy( custSurfaceParms[ numCustSurfaceParms ].name, token );
- GetToken( qfalse );
- sscanf( token, "%x", &custSurfaceParms[ numCustSurfaceParms ].surfaceFlags );
- numCustSurfaceParms++;
- }
-
- /* any content? */
- if( !parsedContent )
- Sys_Printf( "WARNING: Couldn't find valid custom surfaceflag section\n" );
-}
-
-
-
-/*
-LoadShaderInfo()
-the shaders are parsed out of shaderlist.txt from a main directory
-that is, if using -fs_game we ignore the shader scripts that might be in baseq3/
-on linux there's an additional twist, we actually merge the stuff from ~/.q3a/ and from the base dir
-*/
-
-#define MAX_SHADER_FILES 1024
-
-void LoadShaderInfo( void )
-{
- int i, j, numShaderFiles, count;
- char filename[ 1024 ];
- char *shaderFiles[ MAX_SHADER_FILES ];
-
-
- /* rr2do2: parse custom infoparms first */
- if( useCustomInfoParms )
- ParseCustomInfoParms();
-
- /* start with zero */
- numShaderFiles = 0;
-
- /* we can pile up several shader files, the one in baseq3 and ones in the mod dir or other spots */
- sprintf( filename, "%s/shaderlist.txt", game->shaderPath );
- count = vfsGetFileCount( filename );
-
- /* load them all */
- for( i = 0; i < count; i++ )
- {
- /* load shader list */
- sprintf( filename, "%s/shaderlist.txt", game->shaderPath );
- LoadScriptFile( filename, i );
-
- /* parse it */
- while( GetToken( qtrue ) )
- {
- /* check for duplicate entries */
- for( j = 0; j < numShaderFiles; j++ )
- if( !strcmp( shaderFiles[ j ], token ) )
- break;
-
- /* test limit */
- if( j >= MAX_SHADER_FILES )
- Error( "MAX_SHADER_FILES (%d) reached, trim your shaderlist.txt!", (int) MAX_SHADER_FILES );
-
- /* new shader file */
- if( j == numShaderFiles )
- {
- shaderFiles[ numShaderFiles ] = safe_malloc( MAX_OS_PATH );
- strcpy( shaderFiles[ numShaderFiles ], token );
- numShaderFiles++;
- }
- }
- }
-
- /* parse the shader files */
- for( i = 0; i < numShaderFiles; i++ )
- {
- sprintf( filename, "%s/%s.shader", game->shaderPath, shaderFiles[ i ] );
- ParseShaderFile( filename );
- free( shaderFiles[ i ] );
- }
-
- /* emit some statistics */
- Sys_FPrintf( SYS_VRB, "%9d shaderInfo\n", numShaderInfo );
-}
projects / voretournament / voretournament.git / blobdiff