From: Thomas Debesse <dev@illwieckz.net>
Date: Tue, 21 Jun 2022 04:18:35 +0000 (+0200)
Subject: Merge commit 'aa4bc3893f6c0c360c91896eba46631e53b2f0d1' into master-merge
X-Git-Url: https://de.git.xonotic.org/?p=xonotic%2Fnetradiant.git;a=commitdiff_plain;h=ca0295d3b8e3340c18de1fe13f41265ba32612d4

Merge commit 'aa4bc3893f6c0c360c91896eba46631e53b2f0d1' into master-merge
---

ca0295d3b8e3340c18de1fe13f41265ba32612d4
diff --cc tools/quake3/q3map2/help.c
index 60631e3d,53cccff9..fe613d04
--- a/tools/quake3/q3map2/help.c
+++ b/tools/quake3/q3map2/help.c
@@@ -219,7 -195,8 +219,8 @@@ void HelpLight(
  		{"-extravisnudge", "Broken feature to nudge the luxel origin to a better vis cluster"},
  		{"-extrawide", "Deprecated alias for `-super 2 -filter`"},
  		{"-extra", "Deprecated alias for `-super 2`"},
 -		{"-fastallocate", "Use `-fastallocate` to trade lightmap size against allocation time (useful with hi res lightmaps on large maps: reduce allocation time from days to minutes for only some extra bytes)"},
 +		{"-fastallocate",  "Trade lightmap size against packing time (useful with hi res lightmaps on large maps: reduce allocation time from days to minutes for only some extra bytes)"},
+ 		{"-slowallocate", "Use old (a bit more careful, but much slower) lightmaps packing algorithm (default)"},
  		{"-fastbounce", "Use `-fast` style lighting for radiosity"},
  		{"-faster", "Use a faster falloff curve for lighting; also implies `-fast`"},
  		{"-fastgrid", "Use `-fast` style lighting for the light grid"},
@@@ -533,8 -420,7 +534,8 @@@ void HelpMain(const char* arg
  				help_funcs[i]();
  				return;
  			}
- 		}
+ 	}
 +	}
  
 -	HelpOptions("Stages", 0, 80, stages, sizeof(stages)/sizeof(struct HelpOption));
 +	HelpOptions("Stages", 0, terminalColumns, stages, sizeof(stages)/sizeof(struct HelpOption));
  }
diff --cc tools/quake3/q3map2/light.c
index f14cc43c,7d3be10e..20252c36
--- a/tools/quake3/q3map2/light.c
+++ b/tools/quake3/q3map2/light.c
@@@ -1771,17 -1774,7 +1771,17 @@@ void TraceGrid( int num )
  			}
  
  		/* vortex: apply gridscale and gridambientscale here */
 +		if (gp->directed[i][0] || gp->directed[i][1] || gp->directed[i][2]) {
 +			/*
 +			 * HACK: if there's a non-zero directed component, this
 +			 * lightgrid cell is useful. However, ioq3 skips grid
 +			 * cells with zero ambient. So let's force ambient to be
 +			 * nonzero unless directed is zero too.
 +			 */
 +			ColorToBytesNonZero(color, bgp->ambient[i], gridScale * gridAmbientScale);
 +		} else {
- 			ColorToBytes(color, bgp->ambient[i], gridScale * gridAmbientScale);
+ 		ColorToBytes( color, bgp->ambient[ i ], gridScale * gridAmbientScale );
 +		}
  		ColorToBytes( gp->directed[ i ], bgp->directed[ i ], gridScale );
  	}
  
@@@ -2035,19 -2031,13 +2035,19 @@@ void LightWorld( const char *BSPFilePat
  	/* radiosity */
  	b = 1;
  	bt = bounce;
 +
  	while ( bounce > 0 )
  	{
 +		qboolean storeForReal = !noBounceStore;
 +
  		/* store off the bsp between bounces */
 -		StoreSurfaceLightmaps( fastAllocate );
 +		StoreSurfaceLightmaps( fastAllocate, storeForReal );
  		UnparseEntities();
 +
 +		if ( storeForReal ) {
- 			Sys_Printf( "Writing %s\n", BSPFilePath );
- 			WriteBSPFile( BSPFilePath );
+ 		Sys_Printf( "Writing %s\n", BSPFilePath );
+ 		WriteBSPFile( BSPFilePath );
 +		}
  
  		/* note it */
  		Sys_Printf( "\n--- Radiosity (bounce %d of %d) ---\n", b, bt );
@@@ -2153,8 -2119,7 +2153,8 @@@ int LightMain( int argc, char **argv )
  	const char  *value;
  	int lightmapMergeSize = 0;
  	qboolean lightSamplesInsist = qfalse;
- 	qboolean fastAllocate = qfalse;
+ 	qboolean fastAllocate = qtrue;
 +	qboolean noBounceStore = qfalse;
  
  	/* note it */
  	Sys_Printf( "--- Light ---\n" );
@@@ -2731,22 -2689,16 +2731,27 @@@
  			Sys_Printf( "Faster mode enabled\n" );
  		}
  
 -		else if ( !strcmp( argv[ i ], "-fastallocate" ) ) {
 +		else if ( !strcmp( argv[ i ], "-fastallocate" ) || !strcmp( argv[ i ], "-fastlightmapsearch" ) ) {
  			fastAllocate = qtrue;
 -			Sys_Printf( "Fast allocation mode enabled\n" );
 +
 +			if ( !strcmp( argv[ i ], "-fastlightmapsearch" ) ) {
 +				Sys_Printf( "The -fastlightmapsearch argument is deprecated, use \"-fastallocate\" instead\n" );
 +			}
 +			else {
 +				Sys_Printf( "Fast lightmap allocation mode enabled\n" );
 +			}
 +		}
 +
 +		else if ( !strcmp( argv[ i ], "-slowallocate" ) ) {
 +			fastAllocate = qfalse;
 +			Sys_Printf( "Slow lightmap allocation mode enabled (default)\n" );
  		}
  
+ 		else if ( !strcmp( argv[ i ], "-slowallocate" ) ) {
+ 			fastAllocate = qfalse;
+ 			Sys_Printf( "Slow allocation mode enabled\n" );
+ 		}
+ 
  		else if ( !strcmp( argv[ i ], "-fastgrid" ) ) {
  			fastgrid = qtrue;
  			Sys_Printf( "Fast grid lighting enabled\n" );
diff --cc tools/quake3/q3map2/lightmaps_ydnar.c
index 3c08c8b6,6d61b8d7..2802ecaf
--- a/tools/quake3/q3map2/lightmaps_ydnar.c
+++ b/tools/quake3/q3map2/lightmaps_ydnar.c
@@@ -2478,8 -2496,8 +2486,8 @@@ void FillOutLightmap( outLightmap_t *ol
     stores the surface lightmaps into the bsp as byte rgb triplets
   */
  
 -void StoreSurfaceLightmaps( qboolean fastAllocate ){
 +void StoreSurfaceLightmaps( qboolean fastAllocate, qboolean storeForReal ){
- 	int i, j, k, x, y, lx, ly, sx, sy, *cluster, mappedSamples;
+ 	int i, j, k, x, y, lx, ly, sx, sy, *cluster, mappedSamples, timer_start;
  	int style, size, lightmapNum, lightmapNum2;
  	float               *normal, *luxel, *bspLuxel, *bspLuxel2, *radLuxel, samples, occludedSamples;
  	vec3_t sample, occludedSample, dirSample, colorMins, colorMaxs;
@@@ -3072,54 -3107,54 +3096,56 @@@
  	   allocate output lightmaps
  	   ----------------------------------------------------------------- */
  
 -	/* note it */
 -	Sys_FPrintf( SYS_VRB, "allocating..." );
 +	if ( storeForReal ) {
 +		/* note it */
 +		Sys_FPrintf( SYS_VRB, "allocating..." );
  
+ 	timer_start = I_FloatTime();
+ 
 -	/* kill all existing output lightmaps */
 -	if ( outLightmaps != NULL ) {
 -		for ( i = 0; i < numOutLightmaps; i++ )
 -		{
 -			free( outLightmaps[ i ].lightBits );
 -			free( outLightmaps[ i ].bspLightBytes );
 +		/* kill all existing output lightmaps */
 +		if ( outLightmaps != NULL ) {
 +			for ( i = 0; i < numOutLightmaps; i++ )
 +			{
 +				free( outLightmaps[ i ].lightBits );
 +				free( outLightmaps[ i ].bspLightBytes );
 +			}
 +			free( outLightmaps );
 +			outLightmaps = NULL;
  		}
 -		free( outLightmaps );
 -		outLightmaps = NULL;
 -	}
 -
 -	numLightmapShaders = 0;
 -	numOutLightmaps = 0;
 -	numBSPLightmaps = 0;
 -	numExtLightmaps = 0;
  
 -	/* find output lightmap */
 -	for ( i = 0; i < numRawLightmaps; i++ )
 -	{
 -		lm = &rawLightmaps[ sortLightmaps[ i ] ];
 -		FindOutLightmaps( lm, fastAllocate );
 -	}
 +		numLightmapShaders = 0;
 +		numOutLightmaps = 0;
 +		numBSPLightmaps = 0;
 +		numExtLightmaps = 0;
  
 -	/* set output numbers in twinned lightmaps */
 -	for ( i = 0; i < numRawLightmaps; i++ )
 -	{
 -		/* get lightmap */
 -		lm = &rawLightmaps[ sortLightmaps[ i ] ];
 +		/* find output lightmap */
 +		for ( i = 0; i < numRawLightmaps; i++ )
 +		{
 +			lm = &rawLightmaps[ sortLightmaps[ i ] ];
 +			FindOutLightmaps( lm, fastAllocate );
 +		}
  
 -		/* walk lightmaps */
 -		for ( lightmapNum = 0; lightmapNum < MAX_LIGHTMAPS; lightmapNum++ )
 +		/* set output numbers in twinned lightmaps */
 +		for ( i = 0; i < numRawLightmaps; i++ )
  		{
 -			/* get twin */
 -			lm2 = lm->twins[ lightmapNum ];
 -			if ( lm2 == NULL ) {
 -				continue;
 -			}
 -			lightmapNum2 = lm->twinNums[ lightmapNum ];
 +			/* get lightmap */
 +			lm = &rawLightmaps[ sortLightmaps[ i ] ];
  
 -			/* find output lightmap from twin */
 -			lm->outLightmapNums[ lightmapNum ] = lm2->outLightmapNums[ lightmapNum2 ];
 -			lm->lightmapX[ lightmapNum ] = lm2->lightmapX[ lightmapNum2 ];
 -			lm->lightmapY[ lightmapNum ] = lm2->lightmapY[ lightmapNum2 ];
 +			/* walk lightmaps */
 +			for ( lightmapNum = 0; lightmapNum < MAX_LIGHTMAPS; lightmapNum++ )
 +			{
 +				/* get twin */
 +				lm2 = lm->twins[ lightmapNum ];
 +				if ( lm2 == NULL ) {
 +					continue;
 +				}
 +				lightmapNum2 = lm->twinNums[ lightmapNum ];
 +
 +				/* find output lightmap from twin */
 +				lm->outLightmapNums[ lightmapNum ] = lm2->outLightmapNums[ lightmapNum2 ];
 +				lm->lightmapX[ lightmapNum ] = lm2->lightmapX[ lightmapNum2 ];
 +				lm->lightmapY[ lightmapNum ] = lm2->lightmapY[ lightmapNum2 ];
 +			}
  		}
  	}
  
@@@ -3127,192 -3164,195 +3155,198 @@@
  	   store output lightmaps
  	   ----------------------------------------------------------------- */
  
 -	/* note it */
 -	Sys_FPrintf( SYS_VRB, "storing..." );
 +	if ( storeForReal ) {
 +		/* note it */
 +		Sys_FPrintf( SYS_VRB, "storing..." );
  
+ 	timer_start = I_FloatTime();
+ 
 -	/* count the bsp lightmaps and allocate space */
 -	if ( bspLightBytes != NULL ) {
 -		free( bspLightBytes );
 -	}
 -	if ( numBSPLightmaps == 0 || externalLightmaps ) {
 -		numBSPLightBytes = 0;
 -		bspLightBytes = NULL;
 -	}
 -	else
 -	{
 -		numBSPLightBytes = ( numBSPLightmaps * game->lightmapSize * game->lightmapSize * 3 );
 -		bspLightBytes = safe_malloc( numBSPLightBytes );
 -		memset( bspLightBytes, 0, numBSPLightBytes );
 -	}
 -
 -	/* walk the list of output lightmaps */
 -	for ( i = 0; i < numOutLightmaps; i++ )
 -	{
 -		/* get output lightmap */
 -		olm = &outLightmaps[ i ];
 -
 -		/* fill output lightmap */
 -		if ( lightmapFill ) {
 -			FillOutLightmap( olm );
 +		/* count the bsp lightmaps and allocate space */
 +		if ( bspLightBytes != NULL ) {
 +			free( bspLightBytes );
 +		}
 +		if ( numBSPLightmaps == 0 || externalLightmaps ) {
 +			numBSPLightBytes = 0;
 +			bspLightBytes = NULL;
 +		}
 +		else
 +		{
 +			numBSPLightBytes = ( numBSPLightmaps * game->lightmapSize * game->lightmapSize * 3 );
 +			bspLightBytes = safe_malloc0( numBSPLightBytes );
  		}
  
 -		/* is this a valid bsp lightmap? */
 -		if ( olm->lightmapNum >= 0 && !externalLightmaps ) {
 -			/* copy lighting data */
 -			lb = bspLightBytes + ( olm->lightmapNum * game->lightmapSize * game->lightmapSize * 3 );
 -			memcpy( lb, olm->bspLightBytes, game->lightmapSize * game->lightmapSize * 3 );
 +		/* walk the list of output lightmaps */
 +		for ( i = 0; i < numOutLightmaps; i++ )
 +		{
 +			/* get output lightmap */
 +			olm = &outLightmaps[ i ];
  
 -			/* copy direction data */
 -			if ( deluxemap ) {
 -				lb = bspLightBytes + ( ( olm->lightmapNum + 1 ) * game->lightmapSize * game->lightmapSize * 3 );
 -				memcpy( lb, olm->bspDirBytes, game->lightmapSize * game->lightmapSize * 3 );
 +			/* fill output lightmap */
 +			if ( lightmapFill ) {
 +				FillOutLightmap( olm );
  			}
 -		}
  
 -		/* external lightmap? */
 -		if ( olm->lightmapNum < 0 || olm->extLightmapNum >= 0 || externalLightmaps ) {
 -			/* make a directory for the lightmaps */
 -			Q_mkdir( dirname );
 +			/* is this a valid bsp lightmap? */
 +			if ( olm->lightmapNum >= 0 && !externalLightmaps ) {
 +				/* copy lighting data */
 +				lb = bspLightBytes + ( olm->lightmapNum * game->lightmapSize * game->lightmapSize * 3 );
 +				memcpy( lb, olm->bspLightBytes, game->lightmapSize * game->lightmapSize * 3 );
  
 -			/* set external lightmap number */
 -			olm->extLightmapNum = numExtLightmaps;
 +				/* copy direction data */
 +				if ( deluxemap ) {
 +					lb = bspLightBytes + ( ( olm->lightmapNum + 1 ) * game->lightmapSize * game->lightmapSize * 3 );
 +					memcpy( lb, olm->bspDirBytes, game->lightmapSize * game->lightmapSize * 3 );
 +				}
 +			}
 +
 +			/* external lightmap? */
 +			if ( olm->lightmapNum < 0 || olm->extLightmapNum >= 0 || externalLightmaps ) {
 +				/* make a directory for the lightmaps */
 +				Q_mkdir( dirname );
  
 -			/* write lightmap */
 -			sprintf( filename, "%s/" EXTERNAL_LIGHTMAP, dirname, numExtLightmaps );
 -			Sys_FPrintf( SYS_VRB, "\nwriting %s", filename );
 -			WriteTGA24( filename, olm->bspLightBytes, olm->customWidth, olm->customHeight, qtrue );
 -			numExtLightmaps++;
 +				/* set external lightmap number */
 +				olm->extLightmapNum = numExtLightmaps;
  
 -			/* write deluxemap */
 -			if ( deluxemap ) {
 +				/* write lightmap */
  				sprintf( filename, "%s/" EXTERNAL_LIGHTMAP, dirname, numExtLightmaps );
  				Sys_FPrintf( SYS_VRB, "\nwriting %s", filename );
 -				WriteTGA24( filename, olm->bspDirBytes, olm->customWidth, olm->customHeight, qtrue );
 +				WriteTGA24( filename, olm->bspLightBytes, olm->customWidth, olm->customHeight, qtrue );
  				numExtLightmaps++;
  
 -				if ( debugDeluxemap ) {
 -					olm->extLightmapNum++;
 +				/* write deluxemap */
 +				if ( deluxemap ) {
 +					sprintf( filename, "%s/" EXTERNAL_LIGHTMAP, dirname, numExtLightmaps );
 +					Sys_FPrintf( SYS_VRB, "\nwriting %s", filename );
 +					WriteTGA24( filename, olm->bspDirBytes, olm->customWidth, olm->customHeight, qtrue );
 +					numExtLightmaps++;
 +
 +					if ( debugDeluxemap ) {
 +						olm->extLightmapNum++;
 +					}
  				}
  			}
  		}
 -	}
 -
 -	if ( numExtLightmaps > 0 ) {
 -		Sys_FPrintf( SYS_VRB, "\n" );
 -	}
  
 -	/* delete unused external lightmaps */
 -	for ( i = numExtLightmaps; i; i++ )
 -	{
 -		/* determine if file exists */
 -		sprintf( filename, "%s/" EXTERNAL_LIGHTMAP, dirname, i );
 -		if ( !FileExists( filename ) ) {
 -			break;
 +		if ( numExtLightmaps > 0 ) {
 +			Sys_FPrintf( SYS_VRB, "\n" );
  		}
  
 -		/* delete it */
 -		remove( filename );
 +		/* delete unused external lightmaps */
 +		for ( i = numExtLightmaps; i; i++ )
 +		{
 +			/* determine if file exists */
 +			sprintf( filename, "%s/" EXTERNAL_LIGHTMAP, dirname, i );
 +			if ( !FileExists( filename ) ) {
 +				break;
 +			}
 +
 +			/* delete it */
 +			remove( filename );
 +		}
  	}
  
+ 	Sys_FPrintf( SYS_VRB, "%d.", (int) ( I_FloatTime() - timer_start ) );
+ 
  	/* -----------------------------------------------------------------
  	   project the lightmaps onto the bsp surfaces
  	   ----------------------------------------------------------------- */
  
 -	/* note it */
 -	Sys_FPrintf( SYS_VRB, "projecting..." );
 +	if ( storeForReal ) {
 +		/* note it */
 +		Sys_FPrintf( SYS_VRB, "projecting..." );
  
+ 	timer_start = I_FloatTime();
+ 
 -	/* walk the list of surfaces */
 -	for ( i = 0; i < numBSPDrawSurfaces; i++ )
 -	{
 -		/* get the surface and info */
 -		ds = &bspDrawSurfaces[ i ];
 -		info = &surfaceInfos[ i ];
 -		lm = info->lm;
 -		olm = NULL;
 -
 -		/* handle surfaces with identical parent */
 -		if ( info->parentSurfaceNum >= 0 ) {
 -			/* preserve original data and get parent */
 -			parent = &bspDrawSurfaces[ info->parentSurfaceNum ];
 -			memcpy( &dsTemp, ds, sizeof( *ds ) );
 -
 -			/* overwrite child with parent data */
 -			memcpy( ds, parent, sizeof( *ds ) );
 -
 -			/* restore key parts */
 -			ds->fogNum = dsTemp.fogNum;
 -			ds->firstVert = dsTemp.firstVert;
 -			ds->firstIndex = dsTemp.firstIndex;
 -			memcpy( ds->lightmapVecs, dsTemp.lightmapVecs, sizeof( dsTemp.lightmapVecs ) );
 -
 -			/* set vertex data */
 -			dv = &bspDrawVerts[ ds->firstVert ];
 -			dvParent = &bspDrawVerts[ parent->firstVert ];
 -			for ( j = 0; j < ds->numVerts; j++ )
 -			{
 -				memcpy( dv[ j ].lightmap, dvParent[ j ].lightmap, sizeof( dv[ j ].lightmap ) );
 -				memcpy( dv[ j ].color, dvParent[ j ].color, sizeof( dv[ j ].color ) );
 -			}
 +		/* walk the list of surfaces */
 +		for ( i = 0; i < numBSPDrawSurfaces; i++ )
 +		{
 +			/* get the surface and info */
 +			ds = &bspDrawSurfaces[ i ];
 +			info = &surfaceInfos[ i ];
 +			lm = info->lm;
 +			olm = NULL;
  
 -			/* skip the rest */
 -			continue;
 -		}
 +			/* handle surfaces with identical parent */
 +			if ( info->parentSurfaceNum >= 0 ) {
 +				/* preserve original data and get parent */
 +				parent = &bspDrawSurfaces[ info->parentSurfaceNum ];
 +				memcpy( &dsTemp, ds, sizeof( *ds ) );
  
 -		/* handle vertex lit or approximated surfaces */
 -		else if ( lm == NULL || lm->outLightmapNums[ 0 ] < 0 ) {
 -			for ( lightmapNum = 0; lightmapNum < MAX_LIGHTMAPS; lightmapNum++ )
 -			{
 -				ds->lightmapNum[ lightmapNum ] = -3;
 -				ds->lightmapStyles[ lightmapNum ] = ds->vertexStyles[ lightmapNum ];
 -			}
 -		}
 +				/* overwrite child with parent data */
 +				memcpy( ds, parent, sizeof( *ds ) );
  
 -		/* handle lightmapped surfaces */
 -		else
 -		{
 -			/* walk lightmaps */
 -			for ( lightmapNum = 0; lightmapNum < MAX_LIGHTMAPS; lightmapNum++ )
 -			{
 -				/* set style */
 -				ds->lightmapStyles[ lightmapNum ] = lm->styles[ lightmapNum ];
 +				/* restore key parts */
 +				ds->fogNum = dsTemp.fogNum;
 +				ds->firstVert = dsTemp.firstVert;
 +				ds->firstIndex = dsTemp.firstIndex;
 +				memcpy( ds->lightmapVecs, dsTemp.lightmapVecs, sizeof( dsTemp.lightmapVecs ) );
  
 -				/* handle unused style */
 -				if ( lm->styles[ lightmapNum ] == LS_NONE || lm->outLightmapNums[ lightmapNum ] < 0 ) {
 +				/* set vertex data */
 +				dv = &bspDrawVerts[ ds->firstVert ];
 +				dvParent = &bspDrawVerts[ parent->firstVert ];
 +				for ( j = 0; j < ds->numVerts; j++ )
 +				{
 +					memcpy( dv[ j ].lightmap, dvParent[ j ].lightmap, sizeof( dv[ j ].lightmap ) );
 +					memcpy( dv[ j ].color, dvParent[ j ].color, sizeof( dv[ j ].color ) );
 +				}
 +
 +				/* skip the rest */
 +				continue;
 +			}
 +
 +			/* handle vertex lit or approximated surfaces */
 +			else if ( lm == NULL || lm->outLightmapNums[ 0 ] < 0 ) {
 +				for ( lightmapNum = 0; lightmapNum < MAX_LIGHTMAPS; lightmapNum++ )
 +				{
  					ds->lightmapNum[ lightmapNum ] = -3;
 -					continue;
 +					ds->lightmapStyles[ lightmapNum ] = ds->vertexStyles[ lightmapNum ];
  				}
 +			}
  
 -				/* get output lightmap */
 -				olm = &outLightmaps[ lm->outLightmapNums[ lightmapNum ] ];
 +			/* handle lightmapped surfaces */
 +			else
 +			{
 +				/* walk lightmaps */
 +				for ( lightmapNum = 0; lightmapNum < MAX_LIGHTMAPS; lightmapNum++ )
 +				{
 +					/* set style */
 +					ds->lightmapStyles[ lightmapNum ] = lm->styles[ lightmapNum ];
  
 -				/* set bsp lightmap number */
 -				ds->lightmapNum[ lightmapNum ] = olm->lightmapNum;
 +					/* handle unused style */
 +					if ( lm->styles[ lightmapNum ] == LS_NONE || lm->outLightmapNums[ lightmapNum ] < 0 ) {
 +						ds->lightmapNum[ lightmapNum ] = -3;
 +						continue;
 +					}
  
 -				/* deluxemap debugging makes the deluxemap visible */
 -				if ( deluxemap && debugDeluxemap && lightmapNum == 0 ) {
 -					ds->lightmapNum[ lightmapNum ]++;
 -				}
 +					/* get output lightmap */
 +					olm = &outLightmaps[ lm->outLightmapNums[ lightmapNum ] ];
  
 -				/* calc lightmap origin in texture space */
 -				lmx = (float) lm->lightmapX[ lightmapNum ] / (float) olm->customWidth;
 -				lmy = (float) lm->lightmapY[ lightmapNum ] / (float) olm->customHeight;
 +					/* set bsp lightmap number */
 +					ds->lightmapNum[ lightmapNum ] = olm->lightmapNum;
  
 -				/* calc lightmap st coords */
 -				dv = &bspDrawVerts[ ds->firstVert ];
 -				ydv = &yDrawVerts[ ds->firstVert ];
 -				for ( j = 0; j < ds->numVerts; j++ )
 -				{
 -					if ( lm->solid[ lightmapNum ] ) {
 -						dv[ j ].lightmap[ lightmapNum ][ 0 ] = lmx + ( 0.5f / (float) olm->customWidth );
 -						dv[ j ].lightmap[ lightmapNum ][ 1 ] = lmy + ( 0.5f / (float) olm->customWidth );
 +					/* deluxemap debugging makes the deluxemap visible */
 +					if ( deluxemap && debugDeluxemap && lightmapNum == 0 ) {
 +						ds->lightmapNum[ lightmapNum ]++;
  					}
 -					else
 +
 +					/* calc lightmap origin in texture space */
 +					lmx = (float) lm->lightmapX[ lightmapNum ] / (float) olm->customWidth;
 +					lmy = (float) lm->lightmapY[ lightmapNum ] / (float) olm->customHeight;
 +
 +					/* calc lightmap st coords */
 +					dv = &bspDrawVerts[ ds->firstVert ];
 +					ydv = &yDrawVerts[ ds->firstVert ];
 +					for ( j = 0; j < ds->numVerts; j++ )
  					{
 -						dv[ j ].lightmap[ lightmapNum ][ 0 ] = lmx + ( ydv[ j ].lightmap[ 0 ][ 0 ] / ( superSample * olm->customWidth ) );
 -						dv[ j ].lightmap[ lightmapNum ][ 1 ] = lmy + ( ydv[ j ].lightmap[ 0 ][ 1 ] / ( superSample * olm->customHeight ) );
 +						if ( lm->solid[ lightmapNum ] ) {
 +							dv[ j ].lightmap[ lightmapNum ][ 0 ] = lmx + ( 0.5f / (float) olm->customWidth );
 +							dv[ j ].lightmap[ lightmapNum ][ 1 ] = lmy + ( 0.5f / (float) olm->customWidth );
 +						}
 +						else
 +						{
 +							dv[ j ].lightmap[ lightmapNum ][ 0 ] = lmx + ( ydv[ j ].lightmap[ 0 ][ 0 ] / ( superSample * olm->customWidth ) );
 +							dv[ j ].lightmap[ lightmapNum ][ 1 ] = lmy + ( ydv[ j ].lightmap[ 0 ][ 1 ] / ( superSample * olm->customHeight ) );
 +						}
  					}
  				}
  			}
diff --cc tools/quake3/q3map2/q3map2.h
index e644cc8b,f6296f1b..720dec29
--- a/tools/quake3/q3map2/q3map2.h
+++ b/tools/quake3/q3map2/q3map2.h
@@@ -1879,14 -1860,9 +1879,9 @@@ int                         ImportLight
  
  void                        SetupSurfaceLightmaps( void );
  void                        StitchSurfaceLightmaps( void );
 -void                        StoreSurfaceLightmaps( qboolean fastAllocate );
 +void                        StoreSurfaceLightmaps( qboolean fastAllocate, qboolean storeForReal );
  
  
- /* exportents.c */
- void                        ExportEntities( void );
- int                         ExportEntitiesMain( int argc, char **argv );
- 
- 
  /* exportents.c */
  void                        ExportEntities( void );
  int                         ExportEntitiesMain( int argc, char **argv );