-/*\r
-Copyright (C) 1999-2007 id Software, Inc. and contributors.\r
-For a list of contributors, see the accompanying CONTRIBUTORS file.\r
-\r
-This file is part of GtkRadiant.\r
-\r
-GtkRadiant is free software; you can redistribute it and/or modify\r
-it under the terms of the GNU General Public License as published by\r
-the Free Software Foundation; either version 2 of the License, or\r
-(at your option) any later version.\r
-\r
-GtkRadiant is distributed in the hope that it will be useful,\r
-but WITHOUT ANY WARRANTY; without even the implied warranty of\r
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
-GNU General Public License for more details.\r
-\r
-You should have received a copy of the GNU General Public License\r
-along with GtkRadiant; if not, write to the Free Software\r
-Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA\r
-\r
-----------------------------------------------------------------------------------\r
-\r
-This code has been altered significantly from its original form, to support\r
-several games based on the Quake III Arena engine, in the form of "Q3Map2."\r
-\r
-------------------------------------------------------------------------------- */\r
-\r
-\r
-\r
-/* marker */\r
-#define WRITEBSP_C\r
-\r
-\r
-\r
-/* dependencies */\r
-#include "q3map2.h"\r
-\r
-\r
-\r
-/*\r
-EmitShader()\r
-emits a bsp shader entry\r
-*/\r
-\r
-int EmitShader( const char *shader, int *contentFlags, int *surfaceFlags )\r
-{\r
- int i;\r
- shaderInfo_t *si;\r
- \r
- \r
- /* handle special cases */\r
- if( shader == NULL )\r
- shader = "noshader";\r
- \r
- /* try to find an existing shader */\r
- for( i = 0; i < numBSPShaders; i++ )\r
- {\r
- /* ydnar: handle custom surface/content flags */\r
- if( surfaceFlags != NULL && bspShaders[ i ].surfaceFlags != *surfaceFlags )\r
- continue;\r
- if( contentFlags != NULL && bspShaders[ i ].contentFlags != *contentFlags )\r
- continue;\r
- \r
- /* compare name */\r
- if( !Q_stricmp( shader, bspShaders[ i ].shader ) )\r
- return i;\r
- }\r
- \r
- /* get shaderinfo */\r
- si = ShaderInfoForShader( shader );\r
- \r
- /* emit a new shader */\r
- if( i == MAX_MAP_SHADERS )\r
- Error( "MAX_MAP_SHADERS" );\r
- numBSPShaders++;\r
- strcpy( bspShaders[ i ].shader, shader );\r
- bspShaders[ i ].surfaceFlags = si->surfaceFlags;\r
- bspShaders[ i ].contentFlags = si->contentFlags;\r
- \r
- /* handle custom content/surface flags */\r
- if( surfaceFlags != NULL )\r
- bspShaders[ i ].surfaceFlags = *surfaceFlags;\r
- if( contentFlags != NULL )\r
- bspShaders[ i ].contentFlags = *contentFlags;\r
- \r
- /* recursively emit any damage shaders */\r
- if( si->damageShader[ 0 ] != '\0' )\r
- {\r
- Sys_FPrintf( SYS_VRB, "Shader %s has damage shader %s\n", si->shader, si->damageShader );\r
- EmitShader( si->damageShader, NULL, NULL );\r
- }\r
- \r
- /* return it */\r
- return i;\r
-}\r
-\r
-\r
-\r
-/*\r
-EmitPlanes()\r
-there is no oportunity to discard planes, because all of the original\r
-brushes will be saved in the map\r
-*/\r
-\r
-void EmitPlanes( void )\r
-{\r
- int i;\r
- bspPlane_t *bp;\r
- plane_t *mp;\r
- \r
- \r
- /* walk plane list */\r
- mp = mapplanes;\r
- for( i = 0; i < nummapplanes; i++, mp++ )\r
- {\r
- bp = &bspPlanes[ numBSPPlanes ];\r
- VectorCopy( mp->normal, bp->normal );\r
- bp->dist = mp->dist;\r
- numBSPPlanes++;\r
- }\r
- \r
- /* emit some statistics */\r
- Sys_FPrintf( SYS_VRB, "%9d BSP planes\n", numBSPPlanes );\r
-}\r
-\r
-\r
-\r
-/*\r
-EmitLeaf()\r
-emits a leafnode to the bsp file\r
-*/\r
-\r
-void EmitLeaf( node_t *node )\r
-{\r
- bspLeaf_t *leaf_p;\r
- brush_t *b;\r
- drawSurfRef_t *dsr;\r
- int i = 0;\r
-\r
- \r
- /* check limits */\r
- if( numBSPLeafs >= MAX_MAP_LEAFS )\r
- Error( "MAX_MAP_LEAFS" );\r
-\r
- leaf_p = &bspLeafs[numBSPLeafs];\r
- numBSPLeafs++;\r
-\r
- leaf_p->cluster = node->cluster;\r
- leaf_p->area = node->area;\r
-\r
- /* emit bounding box */\r
- VectorCopy( node->mins, leaf_p->mins );\r
- VectorCopy( node->maxs, leaf_p->maxs );\r
- \r
- /* emit leaf brushes */\r
- leaf_p->firstBSPLeafBrush = numBSPLeafBrushes;\r
- for( b = node->brushlist; b; b = b->next )\r
- {\r
- /* something is corrupting brushes */\r
- if( (int) b < 256 )\r
- {\r
- Sys_Printf( "WARNING: Node brush list corrupted (0x%08X)\n", b );\r
- break;\r
- }\r
- //% if( b->guard != 0xDEADBEEF )\r
- //% Sys_Printf( "Brush %6d: 0x%08X Guard: 0x%08X Next: 0x%08X Original: 0x%08X Sides: %d\n", b->brushNum, b, b, b->next, b->original, b->numsides );\r
- \r
- if( numBSPLeafBrushes >= MAX_MAP_LEAFBRUSHES )\r
- Error( "MAX_MAP_LEAFBRUSHES" );\r
- bspLeafBrushes[ numBSPLeafBrushes ] = b->original->outputNum;\r
- numBSPLeafBrushes++;\r
- }\r
- \r
- leaf_p->numBSPLeafBrushes = numBSPLeafBrushes - leaf_p->firstBSPLeafBrush;\r
- \r
- /* emit leaf surfaces */\r
- if( node->opaque )\r
- return;\r
- \r
- /* add the drawSurfRef_t drawsurfs */\r
- leaf_p->firstBSPLeafSurface = numBSPLeafSurfaces;\r
- for ( dsr = node->drawSurfReferences; dsr; dsr = dsr->nextRef )\r
- {\r
- if( numBSPLeafSurfaces >= MAX_MAP_LEAFFACES )\r
- Error( "MAX_MAP_LEAFFACES" );\r
- bspLeafSurfaces[ numBSPLeafSurfaces ] = dsr->outputNum;\r
- numBSPLeafSurfaces++; \r
- }\r
- \r
- leaf_p->numBSPLeafSurfaces = numBSPLeafSurfaces - leaf_p->firstBSPLeafSurface;\r
-}\r
-\r
-\r
-/*\r
-EmitDrawNode_r()\r
-recursively emit the bsp nodes\r
-*/\r
-\r
-int EmitDrawNode_r( node_t *node )\r
-{\r
- bspNode_t *n;\r
- int i;\r
- \r
- \r
- /* check for leafnode */\r
- if( node->planenum == PLANENUM_LEAF )\r
- {\r
- EmitLeaf( node );\r
- return -numBSPLeafs;\r
- }\r
- \r
- /* emit a node */\r
- if( numBSPNodes == MAX_MAP_NODES )\r
- Error( "MAX_MAP_NODES" );\r
- n = &bspNodes[ numBSPNodes ];\r
- numBSPNodes++;\r
- \r
- VectorCopy (node->mins, n->mins);\r
- VectorCopy (node->maxs, n->maxs);\r
-\r
- if (node->planenum & 1)\r
- Error ("WriteDrawNodes_r: odd planenum");\r
- n->planeNum = node->planenum;\r
-\r
- //\r
- // recursively output the other nodes\r
- // \r
- for (i=0 ; i<2 ; i++)\r
- {\r
- if (node->children[i]->planenum == PLANENUM_LEAF)\r
- {\r
- n->children[i] = -(numBSPLeafs + 1);\r
- EmitLeaf (node->children[i]);\r
- }\r
- else\r
- {\r
- n->children[i] = numBSPNodes; \r
- EmitDrawNode_r (node->children[i]);\r
- }\r
- }\r
-\r
- return n - bspNodes;\r
-}\r
-\r
-\r
-\r
-/*\r
-============\r
-SetModelNumbers\r
-============\r
-*/\r
-void SetModelNumbers (void)\r
-{\r
- int i;\r
- int models;\r
- char value[10];\r
-\r
- models = 1;\r
- for ( i=1 ; i<numEntities ; i++ ) {\r
- if ( entities[i].brushes || entities[i].patches ) {\r
- sprintf ( value, "*%i", models );\r
- models++;\r
- SetKeyValue (&entities[i], "model", value);\r
- }\r
- }\r
-\r
-}\r
-\r
-\r
-\r
-\r
-/*\r
-SetLightStyles()\r
-sets style keys for entity lights\r
-*/\r
-\r
-void SetLightStyles( void )\r
-{\r
- int i, j, style, numStyles;\r
- qboolean keepLights;\r
- const char *t;\r
- entity_t *e;\r
- epair_t *ep, *next;\r
- char value[ 10 ];\r
- char lightTargets[ MAX_SWITCHED_LIGHTS ][ 64 ];\r
- int lightStyles[ MAX_SWITCHED_LIGHTS ];\r
- \r
- \r
- /* ydnar: determine if we keep lights in the bsp */\r
- t = ValueForKey( &entities[ 0 ], "_keepLights" );\r
- keepLights = (t[ 0 ] == '1') ? qtrue : qfalse;\r
- \r
- /* any light that is controlled (has a targetname) must have a unique style number generated for it */\r
- numStyles = 0;\r
- for( i = 1; i < numEntities; i++ )\r
- {\r
- e = &entities[ i ];\r
-\r
- t = ValueForKey( e, "classname" );\r
- if( Q_strncasecmp( t, "light", 5 ) )\r
- continue;\r
- t = ValueForKey( e, "targetname" );\r
- if( t[ 0 ] == '\0' )\r
- {\r
- /* ydnar: strip the light from the BSP file */\r
- if( keepLights == qfalse )\r
- {\r
- ep = e->epairs;\r
- while( ep != NULL )\r
- {\r
- next = ep->next;\r
- free( ep->key );\r
- free( ep->value );\r
- free( ep );\r
- ep = next;\r
- }\r
- e->epairs = NULL;\r
- numStrippedLights++;\r
- }\r
- \r
- /* next light */\r
- continue;\r
- }\r
- \r
- /* get existing style */\r
- style = IntForKey( e, "style" );\r
- if( style < LS_NORMAL || style > LS_NONE )\r
- Error( "Invalid lightstyle (%d) on entity %d", style, i );\r
- \r
- /* find this targetname */\r
- for( j = 0; j < numStyles; j++ )\r
- if( lightStyles[ j ] == style && !strcmp( lightTargets[ j ], t ) )\r
- break;\r
- \r
- /* add a new style */\r
- if( j >= numStyles )\r
- {\r
- if( numStyles == MAX_SWITCHED_LIGHTS )\r
- Error( "MAX_SWITCHED_LIGHTS (%d) exceeded, reduce the number of lights with targetnames", MAX_SWITCHED_LIGHTS );\r
- strcpy( lightTargets[ j ], t );\r
- lightStyles[ j ] = style;\r
- numStyles++;\r
- }\r
- \r
- /* set explicit style */\r
- sprintf( value, "%d", 32 + j );\r
- SetKeyValue( e, "style", value );\r
- \r
- /* set old style */\r
- if( style != LS_NORMAL )\r
- {\r
- sprintf( value, "%d", style );\r
- SetKeyValue( e, "switch_style", value );\r
- }\r
- }\r
- \r
- /* emit some statistics */\r
- Sys_FPrintf( SYS_VRB, "%9d light entities stripped\n", numStrippedLights );\r
-}\r
-\r
-\r
-\r
-/*\r
-BeginBSPFile()\r
-starts a new bsp file\r
-*/\r
-\r
-void BeginBSPFile( void )\r
-{\r
- /* these values may actually be initialized if the file existed when loaded, so clear them explicitly */\r
- numBSPModels = 0;\r
- numBSPNodes = 0;\r
- numBSPBrushSides = 0;\r
- numBSPLeafSurfaces = 0;\r
- numBSPLeafBrushes = 0;\r
- \r
- /* leave leaf 0 as an error, because leafs are referenced as negative number nodes */\r
- numBSPLeafs = 1;\r
- \r
- \r
- /* ydnar: gs mods: set the first 6 drawindexes to 0 1 2 2 1 3 for triangles and quads */\r
- numBSPDrawIndexes = 6;\r
- bspDrawIndexes[ 0 ] = 0;\r
- bspDrawIndexes[ 1 ] = 1;\r
- bspDrawIndexes[ 2 ] = 2;\r
- bspDrawIndexes[ 3 ] = 0;\r
- bspDrawIndexes[ 4 ] = 2;\r
- bspDrawIndexes[ 5 ] = 3;\r
-}\r
-\r
-\r
-\r
-/*\r
-EndBSPFile()\r
-finishes a new bsp and writes to disk\r
-*/\r
-\r
-void EndBSPFile( void )\r
-{\r
- char path[ 1024 ];\r
- \r
-\r
- EmitPlanes();\r
- \r
- numBSPEntities = numEntities;\r
- UnparseEntities();\r
- \r
- /* write the surface extra file */\r
- WriteSurfaceExtraFile( source );\r
- \r
- /* write the bsp */\r
- sprintf( path, "%s.bsp", source );\r
- Sys_Printf( "Writing %s\n", path );\r
- WriteBSPFile( path );\r
-}\r
-\r
-\r
-\r
-/*\r
-EmitBrushes()\r
-writes the brush list to the bsp\r
-*/\r
-\r
-void EmitBrushes( brush_t *brushes, int *firstBrush, int *numBrushes )\r
-{\r
- int j;\r
- brush_t *b;\r
- bspBrush_t *db;\r
- bspBrushSide_t *cp;\r
- \r
- \r
- /* set initial brush */\r
- if( firstBrush != NULL )\r
- *firstBrush = numBSPBrushes;\r
- if( numBrushes != NULL )\r
- *numBrushes = 0;\r
- \r
- /* walk list of brushes */\r
- for( b = brushes; b != NULL; b = b->next )\r
- {\r
- /* check limits */\r
- if( numBSPBrushes == MAX_MAP_BRUSHES )\r
- Error( "MAX_MAP_BRUSHES (%d)", numBSPBrushes );\r
- \r
- /* get bsp brush */\r
- b->outputNum = numBSPBrushes;\r
- db = &bspBrushes[ numBSPBrushes ];\r
- numBSPBrushes++;\r
- if( numBrushes != NULL )\r
- (*numBrushes)++;\r
- \r
- db->shaderNum = EmitShader( b->contentShader->shader, &b->contentShader->contentFlags, &b->contentShader->surfaceFlags );\r
- db->firstSide = numBSPBrushSides;\r
- \r
- /* walk sides */\r
- db->numSides = 0;\r
- for( j = 0; j < b->numsides; j++ )\r
- {\r
- /* set output number to bogus initially */\r
- b->sides[ j ].outputNum = -1;\r
- \r
- /* don't emit generated backSide sides */\r
- if ( b->sides[ j ].backSide )\r
- continue;\r
- \r
- /* check count */\r
- if( numBSPBrushSides == MAX_MAP_BRUSHSIDES )\r
- Error( "MAX_MAP_BRUSHSIDES ");\r
- \r
- /* emit side */\r
- b->sides[ j ].outputNum = numBSPBrushSides;\r
- cp = &bspBrushSides[ numBSPBrushSides ];\r
- db->numSides++;\r
- numBSPBrushSides++;\r
- cp->planeNum = b->sides[ j ].planenum;\r
- \r
- /* emit shader */\r
- if( b->sides[ j ].shaderInfo )\r
- cp->shaderNum = EmitShader( b->sides[ j ].shaderInfo->shader, &b->sides[ j ].shaderInfo->contentFlags, &b->sides[ j ].shaderInfo->surfaceFlags );\r
- else\r
- cp->shaderNum = EmitShader( NULL, NULL, NULL );\r
- }\r
- }\r
-}\r
-\r
-\r
-\r
-/*\r
-EmitFogs() - ydnar\r
-turns map fogs into bsp fogs\r
-*/\r
-\r
-void EmitFogs( void )\r
-{\r
- int i, j;\r
- \r
- \r
- /* setup */\r
- numBSPFogs = numMapFogs;\r
- \r
- /* walk list */\r
- for( i = 0; i < numMapFogs; i++ )\r
- {\r
- /* set shader */\r
- strcpy( bspFogs[ i ].shader, mapFogs[ i ].si->shader );\r
- \r
- /* global fog doesn't have an associated brush */\r
- if( mapFogs[ i ].brush == NULL )\r
- {\r
- bspFogs[ i ].brushNum = -1;\r
- bspFogs[ i ].visibleSide = -1;\r
- }\r
- else\r
- {\r
- /* set brush */\r
- bspFogs[ i ].brushNum = mapFogs[ i ].brush->outputNum;\r
- \r
- /* try to use forced visible side */\r
- if( mapFogs[ i ].visibleSide >= 0 )\r
- {\r
- bspFogs[ i ].visibleSide = mapFogs[ i ].visibleSide;\r
- continue;\r
- }\r
- \r
- /* find visible side */\r
- for( j = 0; j < 6; j++ )\r
- {\r
- if( mapFogs[ i ].brush->sides[ j ].visibleHull != NULL )\r
- {\r
- Sys_Printf( "Fog %d has visible side %d\n", i, j );\r
- bspFogs[ i ].visibleSide = j;\r
- break;\r
- }\r
- }\r
- }\r
- }\r
-}\r
-\r
-\r
-\r
-/*\r
-BeginModel()\r
-sets up a new brush model\r
-*/\r
-\r
-void BeginModel( void )\r
-{\r
- bspModel_t *mod;\r
- brush_t *b;\r
- entity_t *e;\r
- vec3_t mins, maxs;\r
- vec3_t lgMins, lgMaxs; /* ydnar: lightgrid mins/maxs */\r
- parseMesh_t *p;\r
- int i;\r
- \r
- \r
- /* test limits */\r
- if( numBSPModels == MAX_MAP_MODELS )\r
- Error( "MAX_MAP_MODELS" );\r
- \r
- /* get model and entity */\r
- mod = &bspModels[ numBSPModels ];\r
- e = &entities[ mapEntityNum ];\r
- \r
- /* ydnar: lightgrid mins/maxs */\r
- ClearBounds( lgMins, lgMaxs );\r
- \r
- /* bound the brushes */\r
- ClearBounds( mins, maxs );\r
- for ( b = e->brushes; b; b = b->next )\r
- {\r
- /* ignore non-real brushes (origin, etc) */\r
- if( b->numsides == 0 )\r
- continue;\r
- AddPointToBounds( b->mins, mins, maxs );\r
- AddPointToBounds( b->maxs, mins, maxs );\r
- \r
- /* ydnar: lightgrid bounds */\r
- if( b->compileFlags & C_LIGHTGRID )\r
- {\r
- AddPointToBounds( b->mins, lgMins, lgMaxs );\r
- AddPointToBounds( b->maxs, lgMins, lgMaxs );\r
- }\r
- }\r
- \r
- /* bound patches */\r
- for( p = e->patches; p; p = p->next )\r
- {\r
- for( i = 0; i < (p->mesh.width * p->mesh.height); i++ )\r
- AddPointToBounds( p->mesh.verts[i].xyz, mins, maxs );\r
- }\r
- \r
- /* ydnar: lightgrid mins/maxs */\r
- if( lgMins[ 0 ] < 99999 )\r
- {\r
- /* use lightgrid bounds */\r
- VectorCopy( lgMins, mod->mins );\r
- VectorCopy( lgMaxs, mod->maxs );\r
- }\r
- else\r
- {\r
- /* use brush/patch bounds */\r
- VectorCopy( mins, mod->mins );\r
- VectorCopy( maxs, mod->maxs );\r
- }\r
- \r
- /* note size */\r
- Sys_FPrintf( SYS_VRB, "BSP bounds: { %f %f %f } { %f %f %f }\n", mins[ 0 ], mins[ 1 ], mins[ 2 ], maxs[ 0 ], maxs[ 1 ], maxs[ 2 ] );\r
- Sys_FPrintf( SYS_VRB, "Lightgrid bounds: { %f %f %f } { %f %f %f }\n", lgMins[ 0 ], lgMins[ 1 ], lgMins[ 2 ], lgMaxs[ 0 ], lgMaxs[ 1 ], lgMaxs[ 2 ] );\r
- \r
- /* set firsts */\r
- mod->firstBSPSurface = numBSPDrawSurfaces;\r
- mod->firstBSPBrush = numBSPBrushes;\r
-}\r
-\r
-\r
-\r
-\r
-/*\r
-EndModel()\r
-finish a model's processing\r
-*/\r
-\r
-void EndModel( entity_t *e, node_t *headnode )\r
-{\r
- bspModel_t *mod;\r
- \r
- \r
- /* note it */\r
- Sys_FPrintf( SYS_VRB, "--- EndModel ---\n" );\r
- \r
- /* emit the bsp */\r
- mod = &bspModels[ numBSPModels ];\r
- EmitDrawNode_r( headnode );\r
- \r
- /* set surfaces and brushes */\r
- mod->numBSPSurfaces = numBSPDrawSurfaces - mod->firstBSPSurface;\r
- mod->firstBSPBrush = e->firstBrush;\r
- mod->numBSPBrushes = e->numBrushes;\r
- \r
- /* increment model count */\r
- numBSPModels++;\r
-}\r
-\r
-\r
-\r
+/* -------------------------------------------------------------------------------
+
+ 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 WRITEBSP_C
+
+
+
+/* dependencies */
+#include "q3map2.h"
+
+
+
+/*
+ EmitShader()
+ emits a bsp shader entry
+ */
+
+int EmitShader( const char *shader, int *contentFlags, int *surfaceFlags ){
+ int i;
+ shaderInfo_t *si;
+
+
+ /* handle special cases */
+ if ( shader == NULL ) {
+ shader = "noshader";
+ }
+
+ /* try to find an existing shader */
+ for ( i = 0; i < numBSPShaders; i++ )
+ {
+ /* ydnar: handle custom surface/content flags */
+ if ( surfaceFlags != NULL && bspShaders[ i ].surfaceFlags != *surfaceFlags ) {
+ continue;
+ }
+ if ( contentFlags != NULL && bspShaders[ i ].contentFlags != *contentFlags ) {
+ continue;
+ }
+
+ /* compare name */
+ if ( !Q_stricmp( shader, bspShaders[ i ].shader ) ) {
+ return i;
+ }
+ }
+
+ // i == numBSPShaders
+
+ /* get shaderinfo */
+ si = ShaderInfoForShader( shader );
+
+ /* emit a new shader */
+ AUTOEXPAND_BY_REALLOC_BSP( Shaders, 1024 );
+
+ numBSPShaders++;
+ strcpy( bspShaders[ i ].shader, shader );
+ bspShaders[ i ].surfaceFlags = si->surfaceFlags;
+ bspShaders[ i ].contentFlags = si->contentFlags;
+
+ /* handle custom content/surface flags */
+ if ( surfaceFlags != NULL ) {
+ bspShaders[ i ].surfaceFlags = *surfaceFlags;
+ }
+ if ( contentFlags != NULL ) {
+ bspShaders[ i ].contentFlags = *contentFlags;
+ }
+
+ /* recursively emit any damage shaders */
+ if ( si->damageShader != NULL && si->damageShader[ 0 ] != '\0' ) {
+ Sys_FPrintf( SYS_VRB, "Shader %s has damage shader %s\n", si->shader, si->damageShader );
+ EmitShader( si->damageShader, NULL, NULL );
+ }
+
+ /* return it */
+ return i;
+}
+
+
+
+/*
+ EmitPlanes()
+ there is no oportunity to discard planes, because all of the original
+ brushes will be saved in the map
+ */
+
+void EmitPlanes( void ){
+ int i;
+ bspPlane_t *bp;
+ plane_t *mp;
+
+
+ /* walk plane list */
+ mp = mapplanes;
+ for ( i = 0; i < nummapplanes; i++, mp++ )
+ {
+ AUTOEXPAND_BY_REALLOC_BSP( Planes, 1024 );
+ bp = &bspPlanes[ numBSPPlanes ];
+ VectorCopy( mp->normal, bp->normal );
+ bp->dist = mp->dist;
+ numBSPPlanes++;
+ }
+
+ /* emit some statistics */
+ Sys_FPrintf( SYS_VRB, "%9d BSP planes\n", numBSPPlanes );
+}
+
+
+
+/*
+ EmitLeaf()
+ emits a leafnode to the bsp file
+ */
+
+void EmitLeaf( node_t *node ){
+ bspLeaf_t *leaf_p;
+ brush_t *b;
+ drawSurfRef_t *dsr;
+
+
+ /* check limits */
+ if ( numBSPLeafs >= MAX_MAP_LEAFS ) {
+ Error( "MAX_MAP_LEAFS" );
+ }
+
+ leaf_p = &bspLeafs[numBSPLeafs];
+ numBSPLeafs++;
+
+ leaf_p->cluster = node->cluster;
+ leaf_p->area = node->area;
+
+ /* emit bounding box */
+ VectorCopy( node->mins, leaf_p->mins );
+ VectorCopy( node->maxs, leaf_p->maxs );
+
+ /* emit leaf brushes */
+ leaf_p->firstBSPLeafBrush = numBSPLeafBrushes;
+ for ( b = node->brushlist; b; b = b->next )
+ {
+ /* something is corrupting brushes */
+ if ( (size_t) b < 256 ) {
+ Sys_FPrintf( SYS_WRN, "WARNING: Node brush list corrupted (0x%08X)\n", b );
+ break;
+ }
+ //% if( b->guard != 0xDEADBEEF )
+ //% Sys_Printf( "Brush %6d: 0x%08X Guard: 0x%08X Next: 0x%08X Original: 0x%08X Sides: %d\n", b->brushNum, b, b, b->next, b->original, b->numsides );
+
+ AUTOEXPAND_BY_REALLOC_BSP( LeafBrushes, 1024 );
+ bspLeafBrushes[ numBSPLeafBrushes ] = b->original->outputNum;
+ numBSPLeafBrushes++;
+ }
+
+ leaf_p->numBSPLeafBrushes = numBSPLeafBrushes - leaf_p->firstBSPLeafBrush;
+
+ /* emit leaf surfaces */
+ if ( node->opaque ) {
+ return;
+ }
+
+ /* add the drawSurfRef_t drawsurfs */
+ leaf_p->firstBSPLeafSurface = numBSPLeafSurfaces;
+ for ( dsr = node->drawSurfReferences; dsr; dsr = dsr->nextRef )
+ {
+ AUTOEXPAND_BY_REALLOC_BSP( LeafSurfaces, 1024 );
+ bspLeafSurfaces[ numBSPLeafSurfaces ] = dsr->outputNum;
+ numBSPLeafSurfaces++;
+ }
+
+ leaf_p->numBSPLeafSurfaces = numBSPLeafSurfaces - leaf_p->firstBSPLeafSurface;
+}
+
+
+/*
+ EmitDrawNode_r()
+ recursively emit the bsp nodes
+ */
+
+int EmitDrawNode_r( node_t *node ){
+ bspNode_t *n;
+ int i, n0;
+
+
+ /* check for leafnode */
+ if ( node->planenum == PLANENUM_LEAF ) {
+ EmitLeaf( node );
+ return -numBSPLeafs;
+ }
+
+ /* emit a node */
+ AUTOEXPAND_BY_REALLOC_BSP( Nodes, 1024 );
+ n0 = numBSPNodes;
+ n = &bspNodes[ n0 ];
+ numBSPNodes++;
+
+ VectorCopy( node->mins, n->mins );
+ VectorCopy( node->maxs, n->maxs );
+
+ if ( node->planenum & 1 ) {
+ Error( "WriteDrawNodes_r: odd planenum" );
+ }
+ n->planeNum = node->planenum;
+
+ //
+ // recursively output the other nodes
+ //
+ for ( i = 0 ; i < 2 ; i++ )
+ {
+ if ( node->children[i]->planenum == PLANENUM_LEAF ) {
+ n->children[i] = -( numBSPLeafs + 1 );
+ EmitLeaf( node->children[i] );
+ }
+ else
+ {
+ n->children[i] = numBSPNodes;
+ EmitDrawNode_r( node->children[i] );
+ // n may have become invalid here, so...
+ n = &bspNodes[ n0 ];
+ }
+ }
+
+ return n - bspNodes;
+}
+
+
+
+/*
+ ============
+ SetModelNumbers
+ ============
+ */
+void SetModelNumbers( void ){
+ int i;
+ int models;
+ char value[10];
+
+ models = 1;
+ for ( i = 1 ; i < numEntities ; i++ ) {
+ if ( entities[i].brushes || entities[i].patches ) {
+ sprintf( value, "*%i", models );
+ models++;
+ SetKeyValue( &entities[i], "model", value );
+ }
+ }
+
+}
+
+
+
+
+/*
+ SetLightStyles()
+ sets style keys for entity lights
+ */
+
+void SetLightStyles( void ){
+ int i, j, style, numStyles;
+ const char *t;
+ entity_t *e;
+ epair_t *ep, *next;
+ char value[ 10 ];
+ char lightTargets[ MAX_SWITCHED_LIGHTS ][ 64 ];
+ int lightStyles[ MAX_SWITCHED_LIGHTS ];
+
+ /* -keeplights option: force lights to be kept and ignore what the map file says */
+ if ( keepLights ) {
+ SetKeyValue( &entities[0], "_keepLights", "1" );
+ }
+
+ /* ydnar: determine if we keep lights in the bsp */
+ if ( KeyExists( &entities[ 0 ], "_keepLights" ) == qtrue ) {
+ t = ValueForKey( &entities[ 0 ], "_keepLights" );
+ keepLights = ( t[ 0 ] == '1' ) ? qtrue : qfalse;
+ }
+
+ /* any light that is controlled (has a targetname) must have a unique style number generated for it */
+ numStyles = 0;
+ for ( i = 1; i < numEntities; i++ )
+ {
+ e = &entities[ i ];
+
+ t = ValueForKey( e, "classname" );
+ if ( Q_strncasecmp( t, "light", 5 ) ) {
+ continue;
+ }
+ t = ValueForKey( e, "targetname" );
+ if ( t[ 0 ] == '\0' ) {
+ /* ydnar: strip the light from the BSP file */
+ if ( keepLights == qfalse ) {
+ ep = e->epairs;
+ while ( ep != NULL )
+ {
+ next = ep->next;
+ free( ep->key );
+ free( ep->value );
+ free( ep );
+ ep = next;
+ }
+ e->epairs = NULL;
+ numStrippedLights++;
+ }
+
+ /* next light */
+ continue;
+ }
+
+ /* get existing style */
+ style = IntForKey( e, "style" );
+ if ( style < LS_NORMAL || style > LS_NONE ) {
+ Error( "Invalid lightstyle (%d) on entity %d", style, i );
+ }
+
+ /* find this targetname */
+ for ( j = 0; j < numStyles; j++ )
+ if ( lightStyles[ j ] == style && !strcmp( lightTargets[ j ], t ) ) {
+ break;
+ }
+
+ /* add a new style */
+ if ( j >= numStyles ) {
+ if ( numStyles == MAX_SWITCHED_LIGHTS ) {
+ Error( "MAX_SWITCHED_LIGHTS (%d) exceeded, reduce the number of lights with targetnames", MAX_SWITCHED_LIGHTS );
+ }
+ strcpy( lightTargets[ j ], t );
+ lightStyles[ j ] = style;
+ numStyles++;
+ }
+
+ /* set explicit style */
+ sprintf( value, "%d", 32 + j );
+ SetKeyValue( e, "style", value );
+
+ /* set old style */
+ if ( style != LS_NORMAL ) {
+ sprintf( value, "%d", style );
+ SetKeyValue( e, "switch_style", value );
+ }
+ }
+
+ /* emit some statistics */
+ Sys_FPrintf( SYS_VRB, "%9d light entities stripped\n", numStrippedLights );
+}
+
+
+
+/*
+ BeginBSPFile()
+ starts a new bsp file
+ */
+
+void BeginBSPFile( void ){
+ /* these values may actually be initialized if the file existed when loaded, so clear them explicitly */
+ numBSPModels = 0;
+ numBSPNodes = 0;
+ numBSPBrushSides = 0;
+ numBSPLeafSurfaces = 0;
+ numBSPLeafBrushes = 0;
+
+ /* leave leaf 0 as an error, because leafs are referenced as negative number nodes */
+ numBSPLeafs = 1;
+
+
+ /* ydnar: gs mods: set the first 6 drawindexes to 0 1 2 2 1 3 for triangles and quads */
+ numBSPDrawIndexes = 6;
+ AUTOEXPAND_BY_REALLOC_BSP( DrawIndexes, 1024 );
+ bspDrawIndexes[ 0 ] = 0;
+ bspDrawIndexes[ 1 ] = 1;
+ bspDrawIndexes[ 2 ] = 2;
+ bspDrawIndexes[ 3 ] = 0;
+ bspDrawIndexes[ 4 ] = 2;
+ bspDrawIndexes[ 5 ] = 3;
+}
+
+
+
+/*
+ EndBSPFile()
+ finishes a new bsp and writes to disk
+ */
+
+void EndBSPFile( qboolean do_write, const char *BSPFilePath, const char *surfaceFilePath ){
+
+ Sys_FPrintf( SYS_VRB, "--- EndBSPFile ---\n" );
+
+ EmitPlanes();
+
+ numBSPEntities = numEntities;
+ UnparseEntities();
+
+ if ( do_write ) {
+ /* write the surface extra file */
+ WriteSurfaceExtraFile( surfaceFilePath );
+
+ /* write the bsp */
+ Sys_Printf( "Writing %s\n", BSPFilePath );
+ WriteBSPFile( BSPFilePath );
+ }
+}
+
+
+
+/*
+ EmitBrushes()
+ writes the brush list to the bsp
+ */
+
+void EmitBrushes( brush_t *brushes, int *firstBrush, int *numBrushes ){
+ int j;
+ brush_t *b;
+ bspBrush_t *db;
+ bspBrushSide_t *cp;
+
+
+ /* set initial brush */
+ if ( firstBrush != NULL ) {
+ *firstBrush = numBSPBrushes;
+ }
+ if ( numBrushes != NULL ) {
+ *numBrushes = 0;
+ }
+
+ /* walk list of brushes */
+ for ( b = brushes; b != NULL; b = b->next )
+ {
+ /* check limits */
+ AUTOEXPAND_BY_REALLOC_BSP( Brushes, 1024 );
+
+ /* get bsp brush */
+ b->outputNum = numBSPBrushes;
+ db = &bspBrushes[ numBSPBrushes ];
+ numBSPBrushes++;
+ if ( numBrushes != NULL ) {
+ ( *numBrushes )++;
+ }
+
+ db->shaderNum = EmitShader( b->contentShader->shader, &b->contentShader->contentFlags, &b->contentShader->surfaceFlags );
+ db->firstSide = numBSPBrushSides;
+
+ /* walk sides */
+ db->numSides = 0;
+ for ( j = 0; j < b->numsides; j++ )
+ {
+ /* set output number to bogus initially */
+ b->sides[ j ].outputNum = -1;
+
+ /* check count */
+ AUTOEXPAND_BY_REALLOC_BSP( BrushSides, 1024 );
+
+ /* emit side */
+ b->sides[ j ].outputNum = numBSPBrushSides;
+ cp = &bspBrushSides[ numBSPBrushSides ];
+ db->numSides++;
+ numBSPBrushSides++;
+ cp->planeNum = b->sides[ j ].planenum;
+
+ /* emit shader */
+ if ( b->sides[ j ].shaderInfo ) {
+ cp->shaderNum = EmitShader( b->sides[ j ].shaderInfo->shader, &b->sides[ j ].shaderInfo->contentFlags, &b->sides[ j ].shaderInfo->surfaceFlags );
+ }
+ else{
+ cp->shaderNum = EmitShader( NULL, NULL, NULL );
+ }
+ }
+ }
+}
+
+
+
+/*
+ EmitFogs() - ydnar
+ turns map fogs into bsp fogs
+ */
+
+void EmitFogs( void ){
+ int i, j;
+
+
+ /* setup */
+ numBSPFogs = numMapFogs;
+
+ /* walk list */
+ for ( i = 0; i < numMapFogs; i++ )
+ {
+ /* set shader */
+ strcpy( bspFogs[ i ].shader, mapFogs[ i ].si->shader );
+
+ /* global fog doesn't have an associated brush */
+ if ( mapFogs[ i ].brush == NULL ) {
+ bspFogs[ i ].brushNum = -1;
+ bspFogs[ i ].visibleSide = -1;
+ }
+ else
+ {
+ /* set brush */
+ bspFogs[ i ].brushNum = mapFogs[ i ].brush->outputNum;
+
+ /* try to use forced visible side */
+ if ( mapFogs[ i ].visibleSide >= 0 ) {
+ bspFogs[ i ].visibleSide = mapFogs[ i ].visibleSide;
+ continue;
+ }
+
+ /* find visible side */
+ for ( j = 0; j < 6; j++ )
+ {
+ if ( mapFogs[ i ].brush->sides[ j ].visibleHull != NULL ) {
+ Sys_Printf( "Fog %d has visible side %d\n", i, j );
+ bspFogs[ i ].visibleSide = j;
+ break;
+ }
+ }
+ }
+ }
+}
+
+
+
+/*
+ BeginModel()
+ sets up a new brush model
+ */
+
+void BeginModel( void ){
+ bspModel_t *mod;
+ brush_t *b;
+ entity_t *e;
+ vec3_t mins, maxs;
+ vec3_t lgMins, lgMaxs; /* ydnar: lightgrid mins/maxs */
+ parseMesh_t *p;
+ int i;
+
+
+ /* test limits */
+ AUTOEXPAND_BY_REALLOC_BSP( Models, 256 );
+
+ /* get model and entity */
+ mod = &bspModels[ numBSPModels ];
+ e = &entities[ mapEntityNum ];
+
+ /* ydnar: lightgrid mins/maxs */
+ ClearBounds( lgMins, lgMaxs );
+
+ /* bound the brushes */
+ ClearBounds( mins, maxs );
+ for ( b = e->brushes; b; b = b->next )
+ {
+ /* ignore non-real brushes (origin, etc) */
+ if ( b->numsides == 0 ) {
+ continue;
+ }
+ AddPointToBounds( b->mins, mins, maxs );
+ AddPointToBounds( b->maxs, mins, maxs );
+
+ /* ydnar: lightgrid bounds */
+ if ( b->compileFlags & C_LIGHTGRID ) {
+ AddPointToBounds( b->mins, lgMins, lgMaxs );
+ AddPointToBounds( b->maxs, lgMins, lgMaxs );
+ }
+ }
+
+ /* bound patches */
+ for ( p = e->patches; p; p = p->next )
+ {
+ for ( i = 0; i < ( p->mesh.width * p->mesh.height ); i++ )
+ AddPointToBounds( p->mesh.verts[i].xyz, mins, maxs );
+ }
+
+ /* ydnar: lightgrid mins/maxs */
+ if ( lgMins[ 0 ] < 99999 ) {
+ /* use lightgrid bounds */
+ VectorCopy( lgMins, mod->mins );
+ VectorCopy( lgMaxs, mod->maxs );
+ }
+ else
+ {
+ /* use brush/patch bounds */
+ VectorCopy( mins, mod->mins );
+ VectorCopy( maxs, mod->maxs );
+ }
+
+ /* note size */
+ Sys_FPrintf( SYS_VRB, "BSP bounds: { %f %f %f } { %f %f %f }\n", mins[ 0 ], mins[ 1 ], mins[ 2 ], maxs[ 0 ], maxs[ 1 ], maxs[ 2 ] );
+ Sys_FPrintf( SYS_VRB, "Lightgrid bounds: { %f %f %f } { %f %f %f }\n", lgMins[ 0 ], lgMins[ 1 ], lgMins[ 2 ], lgMaxs[ 0 ], lgMaxs[ 1 ], lgMaxs[ 2 ] );
+
+ /* set firsts */
+ mod->firstBSPSurface = numBSPDrawSurfaces;
+ mod->firstBSPBrush = numBSPBrushes;
+}
+
+
+
+
+/*
+ EndModel()
+ finish a model's processing
+ */
+
+void EndModel( entity_t *e, node_t *headnode ){
+ bspModel_t *mod;
+
+
+ /* note it */
+ Sys_FPrintf( SYS_VRB, "--- EndModel ---\n" );
+
+ /* emit the bsp */
+ mod = &bspModels[ numBSPModels ];
+ EmitDrawNode_r( headnode );
+
+ /* set surfaces and brushes */
+ mod->numBSPSurfaces = numBSPDrawSurfaces - mod->firstBSPSurface;
+ mod->firstBSPBrush = e->firstBrush;
+ mod->numBSPBrushes = e->numBrushes;
+
+ /* increment model count */
+ numBSPModels++;
+}