X-Git-Url: https://de.git.xonotic.org/?p=xonotic%2Fnetradiant.git;a=blobdiff_plain;f=tools%2Fquake3%2Fq3map2%2Fwritebsp.c;h=4cdd3a99e7b7c31a3c7c1d982cfbf7a14db73cd0;hp=756adb6ad1f02007080b2ce41f47d1e958750018;hb=cc4e44e31a89c8efed942ca26e2a341466f9a3b2;hpb=80378101101ca1762bbf5638a9e3566893096d8a diff --git a/tools/quake3/q3map2/writebsp.c b/tools/quake3/q3map2/writebsp.c index 756adb6a..4cdd3a99 100644 --- a/tools/quake3/q3map2/writebsp.c +++ b/tools/quake3/q3map2/writebsp.c @@ -1,646 +1,644 @@ -/* -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; - } - - /* get shaderinfo */ - si = ShaderInfoForShader( shader ); - - /* emit a new shader */ - if( i == MAX_MAP_SHADERS ) - Error( "MAX_MAP_SHADERS" ); - 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[ 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++ ) - { - 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; - int i = 0; - - - /* 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( (int) b < 256 ) - { - Sys_Printf( "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 ); - - if( numBSPLeafBrushes >= MAX_MAP_LEAFBRUSHES ) - Error( "MAX_MAP_LEAFBRUSHES" ); - 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 ) - { - if( numBSPLeafSurfaces >= MAX_MAP_LEAFFACES ) - Error( "MAX_MAP_LEAFFACES" ); - 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; - - - /* check for leafnode */ - if( node->planenum == PLANENUM_LEAF ) - { - EmitLeaf( node ); - return -numBSPLeafs; - } - - /* emit a node */ - if( numBSPNodes == MAX_MAP_NODES ) - Error( "MAX_MAP_NODES" ); - n = &bspNodes[ numBSPNodes ]; - 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]); - } - } - - return n - bspNodes; -} - - - -/* -============ -SetModelNumbers -============ -*/ -void SetModelNumbers (void) -{ - int i; - int models; - char value[10]; - - models = 1; - for ( i=1 ; iepairs; - 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; - 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( void ) -{ - char path[ 1024 ]; - - - EmitPlanes(); - - numBSPEntities = numEntities; - UnparseEntities(); - - /* write the surface extra file */ - WriteSurfaceExtraFile( source ); - - /* write the bsp */ - sprintf( path, "%s.bsp", source ); - Sys_Printf( "Writing %s\n", path ); - WriteBSPFile( path ); -} - - - -/* -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 */ - if( numBSPBrushes == MAX_MAP_BRUSHES ) - Error( "MAX_MAP_BRUSHES (%d)", numBSPBrushes ); - - /* 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; - - /* don't emit generated backSide sides */ - if ( b->sides[ j ].backSide ) - continue; - - /* check count */ - if( numBSPBrushSides == MAX_MAP_BRUSHSIDES ) - Error( "MAX_MAP_BRUSHSIDES "); - - /* 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 */ - if( numBSPModels == MAX_MAP_MODELS ) - Error( "MAX_MAP_MODELS" ); - - /* 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++; -} - - - +/* ------------------------------------------------------------------------------- + +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; + } + + /* get shaderinfo */ + si = ShaderInfoForShader( shader ); + + /* emit a new shader */ + if( i == MAX_MAP_SHADERS ) + Error( "MAX_MAP_SHADERS" ); + 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++ ) + { + 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_Printf( "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 ); + + if( numBSPLeafBrushes >= MAX_MAP_LEAFBRUSHES ) + Error( "MAX_MAP_LEAFBRUSHES" ); + 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 ) + { + if( numBSPLeafSurfaces >= MAX_MAP_LEAFFACES ) + Error( "MAX_MAP_LEAFFACES" ); + 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; + + + /* check for leafnode */ + if( node->planenum == PLANENUM_LEAF ) + { + EmitLeaf( node ); + return -numBSPLeafs; + } + + /* emit a node */ + if( numBSPNodes == MAX_MAP_NODES ) + Error( "MAX_MAP_NODES" ); + n = &bspNodes[ numBSPNodes ]; + 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]); + } + } + + return n - bspNodes; +} + + + +/* +============ +SetModelNumbers +============ +*/ +void SetModelNumbers (void) +{ + int i; + int models; + char value[10]; + + models = 1; + for ( i=1 ; iepairs; + 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; + 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( void ) +{ + char path[ 1024 ]; + + + Sys_FPrintf( SYS_VRB, "--- EndBSPFile ---\n" ); + + EmitPlanes(); + + numBSPEntities = numEntities; + UnparseEntities(); + + /* write the surface extra file */ + WriteSurfaceExtraFile( source ); + + /* write the bsp */ + sprintf( path, "%s.bsp", source ); + Sys_Printf( "Writing %s\n", path ); + WriteBSPFile( path ); +} + + + +/* +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 */ + if( numBSPBrushes == MAX_MAP_BRUSHES ) + Error( "MAX_MAP_BRUSHES (%d)", numBSPBrushes ); + + /* 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 */ + if( numBSPBrushSides == MAX_MAP_BRUSHSIDES ) + Error( "MAX_MAP_BRUSHSIDES "); + + /* 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 */ + if( numBSPModels == MAX_MAP_MODELS ) + Error( "MAX_MAP_MODELS" ); + + /* 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++; +} + + +