diff options
Diffstat (limited to 'common/bspfile.c')
| -rwxr-xr-x | common/bspfile.c | 1086 |
1 files changed, 543 insertions, 543 deletions
diff --git a/common/bspfile.c b/common/bspfile.c index d9d4e04..38c8051 100755 --- a/common/bspfile.c +++ b/common/bspfile.c @@ -19,546 +19,546 @@ along with Foobar; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA =========================================================================== */ -
-#include "cmdlib.h"
-#include "mathlib.h"
-#include "bspfile.h"
-#include "scriplib.h"
-
-void GetLeafNums (void);
-
-//=============================================================================
-
-int nummodels;
-dmodel_t dmodels[MAX_MAP_MODELS];
-
-int numShaders;
-dshader_t dshaders[MAX_MAP_SHADERS];
-
-int entdatasize;
-char dentdata[MAX_MAP_ENTSTRING];
-
-int numleafs;
-dleaf_t dleafs[MAX_MAP_LEAFS];
-
-int numplanes;
-dplane_t dplanes[MAX_MAP_PLANES];
-
-int numnodes;
-dnode_t dnodes[MAX_MAP_NODES];
-
-int numleafsurfaces;
-int dleafsurfaces[MAX_MAP_LEAFFACES];
-
-int numleafbrushes;
-int dleafbrushes[MAX_MAP_LEAFBRUSHES];
-
-int numbrushes;
-dbrush_t dbrushes[MAX_MAP_BRUSHES];
-
-int numbrushsides;
-dbrushside_t dbrushsides[MAX_MAP_BRUSHSIDES];
-
-int numLightBytes;
-byte lightBytes[MAX_MAP_LIGHTING];
-
-int numGridPoints;
-byte gridData[MAX_MAP_LIGHTGRID];
-
-int numVisBytes;
-byte visBytes[MAX_MAP_VISIBILITY];
-
-int numDrawVerts;
-drawVert_t drawVerts[MAX_MAP_DRAW_VERTS];
-
-int numDrawIndexes;
-int drawIndexes[MAX_MAP_DRAW_INDEXES];
-
-int numDrawSurfaces;
-dsurface_t drawSurfaces[MAX_MAP_DRAW_SURFS];
-
-int numFogs;
-dfog_t dfogs[MAX_MAP_FOGS];
-
-//=============================================================================
-
-/*
-=============
-SwapBlock
-
-If all values are 32 bits, this can be used to swap everything
-=============
-*/
-void SwapBlock( int *block, int sizeOfBlock ) {
- int i;
-
- sizeOfBlock >>= 2;
- for ( i = 0 ; i < sizeOfBlock ; i++ ) {
- block[i] = LittleLong( block[i] );
- }
-}
-
-/*
-=============
-SwapBSPFile
-
-Byte swaps all data in a bsp file.
-=============
-*/
-void SwapBSPFile( void ) {
- int i;
-
- // models
- SwapBlock( (int *)dmodels, nummodels * sizeof( dmodels[0] ) );
-
- // shaders (don't swap the name)
- for ( i = 0 ; i < numShaders ; i++ ) {
- dshaders[i].contentFlags = LittleLong( dshaders[i].contentFlags );
- dshaders[i].surfaceFlags = LittleLong( dshaders[i].surfaceFlags );
- }
-
- // planes
- SwapBlock( (int *)dplanes, numplanes * sizeof( dplanes[0] ) );
-
- // nodes
- SwapBlock( (int *)dnodes, numnodes * sizeof( dnodes[0] ) );
-
- // leafs
- SwapBlock( (int *)dleafs, numleafs * sizeof( dleafs[0] ) );
-
- // leaffaces
- SwapBlock( (int *)dleafsurfaces, numleafsurfaces * sizeof( dleafsurfaces[0] ) );
-
- // leafbrushes
- SwapBlock( (int *)dleafbrushes, numleafbrushes * sizeof( dleafbrushes[0] ) );
-
- // brushes
- SwapBlock( (int *)dbrushes, numbrushes * sizeof( dbrushes[0] ) );
-
- // brushsides
- SwapBlock( (int *)dbrushsides, numbrushsides * sizeof( dbrushsides[0] ) );
-
- // vis
- ((int *)&visBytes)[0] = LittleLong( ((int *)&visBytes)[0] );
- ((int *)&visBytes)[1] = LittleLong( ((int *)&visBytes)[1] );
-
- // drawverts (don't swap colors )
- for ( i = 0 ; i < numDrawVerts ; i++ ) {
- drawVerts[i].lightmap[0] = LittleFloat( drawVerts[i].lightmap[0] );
- drawVerts[i].lightmap[1] = LittleFloat( drawVerts[i].lightmap[1] );
- drawVerts[i].st[0] = LittleFloat( drawVerts[i].st[0] );
- drawVerts[i].st[1] = LittleFloat( drawVerts[i].st[1] );
- drawVerts[i].xyz[0] = LittleFloat( drawVerts[i].xyz[0] );
- drawVerts[i].xyz[1] = LittleFloat( drawVerts[i].xyz[1] );
- drawVerts[i].xyz[2] = LittleFloat( drawVerts[i].xyz[2] );
- drawVerts[i].normal[0] = LittleFloat( drawVerts[i].normal[0] );
- drawVerts[i].normal[1] = LittleFloat( drawVerts[i].normal[1] );
- drawVerts[i].normal[2] = LittleFloat( drawVerts[i].normal[2] );
- }
-
- // drawindexes
- SwapBlock( (int *)drawIndexes, numDrawIndexes * sizeof( drawIndexes[0] ) );
-
- // drawsurfs
- SwapBlock( (int *)drawSurfaces, numDrawSurfaces * sizeof( drawSurfaces[0] ) );
-
- // fogs
- for ( i = 0 ; i < numFogs ; i++ ) {
- dfogs[i].brushNum = LittleLong( dfogs[i].brushNum );
- dfogs[i].visibleSide = LittleLong( dfogs[i].visibleSide );
- }
-}
-
-
-
-/*
-=============
-CopyLump
-=============
-*/
-int CopyLump( dheader_t *header, int lump, void *dest, int size ) {
- int length, ofs;
-
- length = header->lumps[lump].filelen;
- ofs = header->lumps[lump].fileofs;
-
- if ( length % size ) {
- Error ("LoadBSPFile: odd lump size");
- }
-
- memcpy( dest, (byte *)header + ofs, length );
-
- return length / size;
-}
-
-/*
-=============
-LoadBSPFile
-=============
-*/
-void LoadBSPFile( const char *filename ) {
- dheader_t *header;
-
- // load the file header
- LoadFile (filename, (void **)&header);
-
- // swap the header
- SwapBlock( (int *)header, sizeof(*header) );
-
- if ( header->ident != BSP_IDENT ) {
- Error( "%s is not a IBSP file", filename );
- }
- if ( header->version != BSP_VERSION ) {
- Error( "%s is version %i, not %i", filename, header->version, BSP_VERSION );
- }
-
- numShaders = CopyLump( header, LUMP_SHADERS, dshaders, sizeof(dshader_t) );
- nummodels = CopyLump( header, LUMP_MODELS, dmodels, sizeof(dmodel_t) );
- numplanes = CopyLump( header, LUMP_PLANES, dplanes, sizeof(dplane_t) );
- numleafs = CopyLump( header, LUMP_LEAFS, dleafs, sizeof(dleaf_t) );
- numnodes = CopyLump( header, LUMP_NODES, dnodes, sizeof(dnode_t) );
- numleafsurfaces = CopyLump( header, LUMP_LEAFSURFACES, dleafsurfaces, sizeof(dleafsurfaces[0]) );
- numleafbrushes = CopyLump( header, LUMP_LEAFBRUSHES, dleafbrushes, sizeof(dleafbrushes[0]) );
- numbrushes = CopyLump( header, LUMP_BRUSHES, dbrushes, sizeof(dbrush_t) );
- numbrushsides = CopyLump( header, LUMP_BRUSHSIDES, dbrushsides, sizeof(dbrushside_t) );
- numDrawVerts = CopyLump( header, LUMP_DRAWVERTS, drawVerts, sizeof(drawVert_t) );
- numDrawSurfaces = CopyLump( header, LUMP_SURFACES, drawSurfaces, sizeof(dsurface_t) );
- numFogs = CopyLump( header, LUMP_FOGS, dfogs, sizeof(dfog_t) );
- numDrawIndexes = CopyLump( header, LUMP_DRAWINDEXES, drawIndexes, sizeof(drawIndexes[0]) );
-
- numVisBytes = CopyLump( header, LUMP_VISIBILITY, visBytes, 1 );
- numLightBytes = CopyLump( header, LUMP_LIGHTMAPS, lightBytes, 1 );
- entdatasize = CopyLump( header, LUMP_ENTITIES, dentdata, 1);
-
- numGridPoints = CopyLump( header, LUMP_LIGHTGRID, gridData, 8 );
-
-
- free( header ); // everything has been copied out
-
- // swap everything
- SwapBSPFile();
-}
-
-
-//============================================================================
-
-/*
-=============
-AddLump
-=============
-*/
-void AddLump( FILE *bspfile, dheader_t *header, int lumpnum, const void *data, int len ) {
- lump_t *lump;
-
- lump = &header->lumps[lumpnum];
-
- lump->fileofs = LittleLong( ftell(bspfile) );
- lump->filelen = LittleLong( len );
- SafeWrite( bspfile, data, (len+3)&~3 );
-}
-
-/*
-=============
-WriteBSPFile
-
-Swaps the bsp file in place, so it should not be referenced again
-=============
-*/
-void WriteBSPFile( const char *filename ) {
- dheader_t outheader, *header;
- FILE *bspfile;
-
- header = &outheader;
- memset( header, 0, sizeof(dheader_t) );
-
- SwapBSPFile();
-
- header->ident = LittleLong( BSP_IDENT );
- header->version = LittleLong( BSP_VERSION );
-
- bspfile = SafeOpenWrite( filename );
- SafeWrite( bspfile, header, sizeof(dheader_t) ); // overwritten later
-
- AddLump( bspfile, header, LUMP_SHADERS, dshaders, numShaders*sizeof(dshader_t) );
- AddLump( bspfile, header, LUMP_PLANES, dplanes, numplanes*sizeof(dplane_t) );
- AddLump( bspfile, header, LUMP_LEAFS, dleafs, numleafs*sizeof(dleaf_t) );
- AddLump( bspfile, header, LUMP_NODES, dnodes, numnodes*sizeof(dnode_t) );
- AddLump( bspfile, header, LUMP_BRUSHES, dbrushes, numbrushes*sizeof(dbrush_t) );
- AddLump( bspfile, header, LUMP_BRUSHSIDES, dbrushsides, numbrushsides*sizeof(dbrushside_t) );
- AddLump( bspfile, header, LUMP_LEAFSURFACES, dleafsurfaces, numleafsurfaces*sizeof(dleafsurfaces[0]) );
- AddLump( bspfile, header, LUMP_LEAFBRUSHES, dleafbrushes, numleafbrushes*sizeof(dleafbrushes[0]) );
- AddLump( bspfile, header, LUMP_MODELS, dmodels, nummodels*sizeof(dmodel_t) );
- AddLump( bspfile, header, LUMP_DRAWVERTS, drawVerts, numDrawVerts*sizeof(drawVert_t) );
- AddLump( bspfile, header, LUMP_SURFACES, drawSurfaces, numDrawSurfaces*sizeof(dsurface_t) );
- AddLump( bspfile, header, LUMP_VISIBILITY, visBytes, numVisBytes );
- AddLump( bspfile, header, LUMP_LIGHTMAPS, lightBytes, numLightBytes );
- AddLump( bspfile, header, LUMP_LIGHTGRID, gridData, 8 * numGridPoints );
- AddLump( bspfile, header, LUMP_ENTITIES, dentdata, entdatasize );
- AddLump( bspfile, header, LUMP_FOGS, dfogs, numFogs * sizeof(dfog_t) );
- AddLump( bspfile, header, LUMP_DRAWINDEXES, drawIndexes, numDrawIndexes * sizeof(drawIndexes[0]) );
-
- fseek (bspfile, 0, SEEK_SET);
- SafeWrite (bspfile, header, sizeof(dheader_t));
- fclose (bspfile);
-}
-
-//============================================================================
-
-/*
-=============
-PrintBSPFileSizes
-
-Dumps info about current file
-=============
-*/
-void PrintBSPFileSizes( void ) {
- if ( !num_entities ) {
- ParseEntities();
- }
-
- printf ("%6i models %7i\n"
- ,nummodels, (int)(nummodels*sizeof(dmodel_t)));
- printf ("%6i shaders %7i\n"
- ,numShaders, (int)(numShaders*sizeof(dshader_t)));
- printf ("%6i brushes %7i\n"
- ,numbrushes, (int)(numbrushes*sizeof(dbrush_t)));
- printf ("%6i brushsides %7i\n"
- ,numbrushsides, (int)(numbrushsides*sizeof(dbrushside_t)));
- printf ("%6i fogs %7i\n"
- ,numFogs, (int)(numFogs*sizeof(dfog_t)));
- printf ("%6i planes %7i\n"
- ,numplanes, (int)(numplanes*sizeof(dplane_t)));
- printf ("%6i entdata %7i\n", num_entities, entdatasize);
-
- printf ("\n");
-
- printf ("%6i nodes %7i\n"
- ,numnodes, (int)(numnodes*sizeof(dnode_t)));
- printf ("%6i leafs %7i\n"
- ,numleafs, (int)(numleafs*sizeof(dleaf_t)));
- printf ("%6i leafsurfaces %7i\n"
- ,numleafsurfaces, (int)(numleafsurfaces*sizeof(dleafsurfaces[0])));
- printf ("%6i leafbrushes %7i\n"
- ,numleafbrushes, (int)(numleafbrushes*sizeof(dleafbrushes[0])));
- printf ("%6i drawverts %7i\n"
- ,numDrawVerts, (int)(numDrawVerts*sizeof(drawVerts[0])));
- printf ("%6i drawindexes %7i\n"
- ,numDrawIndexes, (int)(numDrawIndexes*sizeof(drawIndexes[0])));
- printf ("%6i drawsurfaces %7i\n"
- ,numDrawSurfaces, (int)(numDrawSurfaces*sizeof(drawSurfaces[0])));
-
- printf ("%6i lightmaps %7i\n"
- ,numLightBytes / (LIGHTMAP_WIDTH*LIGHTMAP_HEIGHT*3), numLightBytes );
- printf (" visibility %7i\n"
- , numVisBytes );
-}
-
-
-//============================================
-
-int num_entities;
-entity_t entities[MAX_MAP_ENTITIES];
-
-void StripTrailing( char *e ) {
- char *s;
-
- s = e + strlen(e)-1;
- while (s >= e && *s <= 32)
- {
- *s = 0;
- s--;
- }
-}
-
-/*
-=================
-ParseEpair
-=================
-*/
-epair_t *ParseEpair( void ) {
- epair_t *e;
-
- e = malloc( sizeof(epair_t) );
- memset( e, 0, sizeof(epair_t) );
-
- if ( strlen(token) >= MAX_KEY-1 ) {
- Error ("ParseEpar: token too long");
- }
- e->key = copystring( token );
- GetToken( qfalse );
- if ( strlen(token) >= MAX_VALUE-1 ) {
- Error ("ParseEpar: token too long");
- }
- e->value = copystring( token );
-
- // strip trailing spaces that sometimes get accidentally
- // added in the editor
- StripTrailing( e->key );
- StripTrailing( e->value );
-
- return e;
-}
-
-
-/*
-================
-ParseEntity
-================
-*/
-qboolean ParseEntity( void ) {
- epair_t *e;
- entity_t *mapent;
-
- if ( !GetToken (qtrue) ) {
- return qfalse;
- }
-
- if ( strcmp (token, "{") ) {
- Error ("ParseEntity: { not found");
- }
- if ( num_entities == MAX_MAP_ENTITIES ) {
- Error ("num_entities == MAX_MAP_ENTITIES");
- }
- mapent = &entities[num_entities];
- num_entities++;
-
- do {
- if ( !GetToken (qtrue) ) {
- Error ("ParseEntity: EOF without closing brace");
- }
- if ( !strcmp (token, "}") ) {
- break;
- }
- e = ParseEpair ();
- e->next = mapent->epairs;
- mapent->epairs = e;
- } while (1);
-
- return qtrue;
-}
-
-/*
-================
-ParseEntities
-
-Parses the dentdata string into entities
-================
-*/
-void ParseEntities( void ) {
- num_entities = 0;
- ParseFromMemory( dentdata, entdatasize );
-
- while ( ParseEntity () ) {
- }
-}
-
-
-/*
-================
-UnparseEntities
-
-Generates the dentdata string from all the entities
-This allows the utilities to add or remove key/value pairs
-to the data created by the map editor.
-================
-*/
-void UnparseEntities( void ) {
- char *buf, *end;
- epair_t *ep;
- char line[2048];
- int i;
- char key[1024], value[1024];
-
- buf = dentdata;
- end = buf;
- *end = 0;
-
- for (i=0 ; i<num_entities ; i++) {
- ep = entities[i].epairs;
- if ( !ep ) {
- continue; // ent got removed
- }
-
- strcat (end,"{\n");
- end += 2;
-
- for ( ep = entities[i].epairs ; ep ; ep=ep->next ) {
- strcpy (key, ep->key);
- StripTrailing (key);
- strcpy (value, ep->value);
- StripTrailing (value);
-
- sprintf (line, "\"%s\" \"%s\"\n", key, value);
- strcat (end, line);
- end += strlen(line);
- }
- strcat (end,"}\n");
- end += 2;
-
- if (end > buf + MAX_MAP_ENTSTRING) {
- Error ("Entity text too long");
- }
- }
- entdatasize = end - buf + 1;
-}
-
-void PrintEntity( const entity_t *ent ) {
- epair_t *ep;
-
- printf ("------- entity %p -------\n", ent);
- for (ep=ent->epairs ; ep ; ep=ep->next) {
- printf( "%s = %s\n", ep->key, ep->value );
- }
-
-}
-
-void SetKeyValue( entity_t *ent, const char *key, const char *value ) {
- epair_t *ep;
-
- for ( ep=ent->epairs ; ep ; ep=ep->next ) {
- if ( !strcmp (ep->key, key) ) {
- free (ep->value);
- ep->value = copystring(value);
- return;
- }
- }
- ep = malloc (sizeof(*ep));
- ep->next = ent->epairs;
- ent->epairs = ep;
- ep->key = copystring(key);
- ep->value = copystring(value);
-}
-
-const char *ValueForKey( const entity_t *ent, const char *key ) {
- epair_t *ep;
-
- for (ep=ent->epairs ; ep ; ep=ep->next) {
- if (!strcmp (ep->key, key) ) {
- return ep->value;
- }
- }
- return "";
-}
-
-vec_t FloatForKey( const entity_t *ent, const char *key ) {
- const char *k;
-
- k = ValueForKey( ent, key );
- return atof(k);
-}
-
-void GetVectorForKey( const entity_t *ent, const char *key, vec3_t vec ) {
- const char *k;
- double v1, v2, v3;
-
- k = ValueForKey (ent, key);
-
- // scanf into doubles, then assign, so it is vec_t size independent
- v1 = v2 = v3 = 0;
- sscanf (k, "%lf %lf %lf", &v1, &v2, &v3);
- vec[0] = v1;
- vec[1] = v2;
- vec[2] = v3;
-}
-
-
+ +#include "cmdlib.h" +#include "mathlib.h" +#include "bspfile.h" +#include "scriplib.h" + +void GetLeafNums (void); + +//============================================================================= + +int nummodels; +dmodel_t dmodels[MAX_MAP_MODELS]; + +int numShaders; +dshader_t dshaders[MAX_MAP_SHADERS]; + +int entdatasize; +char dentdata[MAX_MAP_ENTSTRING]; + +int numleafs; +dleaf_t dleafs[MAX_MAP_LEAFS]; + +int numplanes; +dplane_t dplanes[MAX_MAP_PLANES]; + +int numnodes; +dnode_t dnodes[MAX_MAP_NODES]; + +int numleafsurfaces; +int dleafsurfaces[MAX_MAP_LEAFFACES]; + +int numleafbrushes; +int dleafbrushes[MAX_MAP_LEAFBRUSHES]; + +int numbrushes; +dbrush_t dbrushes[MAX_MAP_BRUSHES]; + +int numbrushsides; +dbrushside_t dbrushsides[MAX_MAP_BRUSHSIDES]; + +int numLightBytes; +byte lightBytes[MAX_MAP_LIGHTING]; + +int numGridPoints; +byte gridData[MAX_MAP_LIGHTGRID]; + +int numVisBytes; +byte visBytes[MAX_MAP_VISIBILITY]; + +int numDrawVerts; +drawVert_t drawVerts[MAX_MAP_DRAW_VERTS]; + +int numDrawIndexes; +int drawIndexes[MAX_MAP_DRAW_INDEXES]; + +int numDrawSurfaces; +dsurface_t drawSurfaces[MAX_MAP_DRAW_SURFS]; + +int numFogs; +dfog_t dfogs[MAX_MAP_FOGS]; + +//============================================================================= + +/* +============= +SwapBlock + +If all values are 32 bits, this can be used to swap everything +============= +*/ +void SwapBlock( int *block, int sizeOfBlock ) { + int i; + + sizeOfBlock >>= 2; + for ( i = 0 ; i < sizeOfBlock ; i++ ) { + block[i] = LittleLong( block[i] ); + } +} + +/* +============= +SwapBSPFile + +Byte swaps all data in a bsp file. +============= +*/ +void SwapBSPFile( void ) { + int i; + + // models + SwapBlock( (int *)dmodels, nummodels * sizeof( dmodels[0] ) ); + + // shaders (don't swap the name) + for ( i = 0 ; i < numShaders ; i++ ) { + dshaders[i].contentFlags = LittleLong( dshaders[i].contentFlags ); + dshaders[i].surfaceFlags = LittleLong( dshaders[i].surfaceFlags ); + } + + // planes + SwapBlock( (int *)dplanes, numplanes * sizeof( dplanes[0] ) ); + + // nodes + SwapBlock( (int *)dnodes, numnodes * sizeof( dnodes[0] ) ); + + // leafs + SwapBlock( (int *)dleafs, numleafs * sizeof( dleafs[0] ) ); + + // leaffaces + SwapBlock( (int *)dleafsurfaces, numleafsurfaces * sizeof( dleafsurfaces[0] ) ); + + // leafbrushes + SwapBlock( (int *)dleafbrushes, numleafbrushes * sizeof( dleafbrushes[0] ) ); + + // brushes + SwapBlock( (int *)dbrushes, numbrushes * sizeof( dbrushes[0] ) ); + + // brushsides + SwapBlock( (int *)dbrushsides, numbrushsides * sizeof( dbrushsides[0] ) ); + + // vis + ((int *)&visBytes)[0] = LittleLong( ((int *)&visBytes)[0] ); + ((int *)&visBytes)[1] = LittleLong( ((int *)&visBytes)[1] ); + + // drawverts (don't swap colors ) + for ( i = 0 ; i < numDrawVerts ; i++ ) { + drawVerts[i].lightmap[0] = LittleFloat( drawVerts[i].lightmap[0] ); + drawVerts[i].lightmap[1] = LittleFloat( drawVerts[i].lightmap[1] ); + drawVerts[i].st[0] = LittleFloat( drawVerts[i].st[0] ); + drawVerts[i].st[1] = LittleFloat( drawVerts[i].st[1] ); + drawVerts[i].xyz[0] = LittleFloat( drawVerts[i].xyz[0] ); + drawVerts[i].xyz[1] = LittleFloat( drawVerts[i].xyz[1] ); + drawVerts[i].xyz[2] = LittleFloat( drawVerts[i].xyz[2] ); + drawVerts[i].normal[0] = LittleFloat( drawVerts[i].normal[0] ); + drawVerts[i].normal[1] = LittleFloat( drawVerts[i].normal[1] ); + drawVerts[i].normal[2] = LittleFloat( drawVerts[i].normal[2] ); + } + + // drawindexes + SwapBlock( (int *)drawIndexes, numDrawIndexes * sizeof( drawIndexes[0] ) ); + + // drawsurfs + SwapBlock( (int *)drawSurfaces, numDrawSurfaces * sizeof( drawSurfaces[0] ) ); + + // fogs + for ( i = 0 ; i < numFogs ; i++ ) { + dfogs[i].brushNum = LittleLong( dfogs[i].brushNum ); + dfogs[i].visibleSide = LittleLong( dfogs[i].visibleSide ); + } +} + + + +/* +============= +CopyLump +============= +*/ +int CopyLump( dheader_t *header, int lump, void *dest, int size ) { + int length, ofs; + + length = header->lumps[lump].filelen; + ofs = header->lumps[lump].fileofs; + + if ( length % size ) { + Error ("LoadBSPFile: odd lump size"); + } + + memcpy( dest, (byte *)header + ofs, length ); + + return length / size; +} + +/* +============= +LoadBSPFile +============= +*/ +void LoadBSPFile( const char *filename ) { + dheader_t *header; + + // load the file header + LoadFile (filename, (void **)&header); + + // swap the header + SwapBlock( (int *)header, sizeof(*header) ); + + if ( header->ident != BSP_IDENT ) { + Error( "%s is not a IBSP file", filename ); + } + if ( header->version != BSP_VERSION ) { + Error( "%s is version %i, not %i", filename, header->version, BSP_VERSION ); + } + + numShaders = CopyLump( header, LUMP_SHADERS, dshaders, sizeof(dshader_t) ); + nummodels = CopyLump( header, LUMP_MODELS, dmodels, sizeof(dmodel_t) ); + numplanes = CopyLump( header, LUMP_PLANES, dplanes, sizeof(dplane_t) ); + numleafs = CopyLump( header, LUMP_LEAFS, dleafs, sizeof(dleaf_t) ); + numnodes = CopyLump( header, LUMP_NODES, dnodes, sizeof(dnode_t) ); + numleafsurfaces = CopyLump( header, LUMP_LEAFSURFACES, dleafsurfaces, sizeof(dleafsurfaces[0]) ); + numleafbrushes = CopyLump( header, LUMP_LEAFBRUSHES, dleafbrushes, sizeof(dleafbrushes[0]) ); + numbrushes = CopyLump( header, LUMP_BRUSHES, dbrushes, sizeof(dbrush_t) ); + numbrushsides = CopyLump( header, LUMP_BRUSHSIDES, dbrushsides, sizeof(dbrushside_t) ); + numDrawVerts = CopyLump( header, LUMP_DRAWVERTS, drawVerts, sizeof(drawVert_t) ); + numDrawSurfaces = CopyLump( header, LUMP_SURFACES, drawSurfaces, sizeof(dsurface_t) ); + numFogs = CopyLump( header, LUMP_FOGS, dfogs, sizeof(dfog_t) ); + numDrawIndexes = CopyLump( header, LUMP_DRAWINDEXES, drawIndexes, sizeof(drawIndexes[0]) ); + + numVisBytes = CopyLump( header, LUMP_VISIBILITY, visBytes, 1 ); + numLightBytes = CopyLump( header, LUMP_LIGHTMAPS, lightBytes, 1 ); + entdatasize = CopyLump( header, LUMP_ENTITIES, dentdata, 1); + + numGridPoints = CopyLump( header, LUMP_LIGHTGRID, gridData, 8 ); + + + free( header ); // everything has been copied out + + // swap everything + SwapBSPFile(); +} + + +//============================================================================ + +/* +============= +AddLump +============= +*/ +void AddLump( FILE *bspfile, dheader_t *header, int lumpnum, const void *data, int len ) { + lump_t *lump; + + lump = &header->lumps[lumpnum]; + + lump->fileofs = LittleLong( ftell(bspfile) ); + lump->filelen = LittleLong( len ); + SafeWrite( bspfile, data, (len+3)&~3 ); +} + +/* +============= +WriteBSPFile + +Swaps the bsp file in place, so it should not be referenced again +============= +*/ +void WriteBSPFile( const char *filename ) { + dheader_t outheader, *header; + FILE *bspfile; + + header = &outheader; + memset( header, 0, sizeof(dheader_t) ); + + SwapBSPFile(); + + header->ident = LittleLong( BSP_IDENT ); + header->version = LittleLong( BSP_VERSION ); + + bspfile = SafeOpenWrite( filename ); + SafeWrite( bspfile, header, sizeof(dheader_t) ); // overwritten later + + AddLump( bspfile, header, LUMP_SHADERS, dshaders, numShaders*sizeof(dshader_t) ); + AddLump( bspfile, header, LUMP_PLANES, dplanes, numplanes*sizeof(dplane_t) ); + AddLump( bspfile, header, LUMP_LEAFS, dleafs, numleafs*sizeof(dleaf_t) ); + AddLump( bspfile, header, LUMP_NODES, dnodes, numnodes*sizeof(dnode_t) ); + AddLump( bspfile, header, LUMP_BRUSHES, dbrushes, numbrushes*sizeof(dbrush_t) ); + AddLump( bspfile, header, LUMP_BRUSHSIDES, dbrushsides, numbrushsides*sizeof(dbrushside_t) ); + AddLump( bspfile, header, LUMP_LEAFSURFACES, dleafsurfaces, numleafsurfaces*sizeof(dleafsurfaces[0]) ); + AddLump( bspfile, header, LUMP_LEAFBRUSHES, dleafbrushes, numleafbrushes*sizeof(dleafbrushes[0]) ); + AddLump( bspfile, header, LUMP_MODELS, dmodels, nummodels*sizeof(dmodel_t) ); + AddLump( bspfile, header, LUMP_DRAWVERTS, drawVerts, numDrawVerts*sizeof(drawVert_t) ); + AddLump( bspfile, header, LUMP_SURFACES, drawSurfaces, numDrawSurfaces*sizeof(dsurface_t) ); + AddLump( bspfile, header, LUMP_VISIBILITY, visBytes, numVisBytes ); + AddLump( bspfile, header, LUMP_LIGHTMAPS, lightBytes, numLightBytes ); + AddLump( bspfile, header, LUMP_LIGHTGRID, gridData, 8 * numGridPoints ); + AddLump( bspfile, header, LUMP_ENTITIES, dentdata, entdatasize ); + AddLump( bspfile, header, LUMP_FOGS, dfogs, numFogs * sizeof(dfog_t) ); + AddLump( bspfile, header, LUMP_DRAWINDEXES, drawIndexes, numDrawIndexes * sizeof(drawIndexes[0]) ); + + fseek (bspfile, 0, SEEK_SET); + SafeWrite (bspfile, header, sizeof(dheader_t)); + fclose (bspfile); +} + +//============================================================================ + +/* +============= +PrintBSPFileSizes + +Dumps info about current file +============= +*/ +void PrintBSPFileSizes( void ) { + if ( !num_entities ) { + ParseEntities(); + } + + printf ("%6i models %7i\n" + ,nummodels, (int)(nummodels*sizeof(dmodel_t))); + printf ("%6i shaders %7i\n" + ,numShaders, (int)(numShaders*sizeof(dshader_t))); + printf ("%6i brushes %7i\n" + ,numbrushes, (int)(numbrushes*sizeof(dbrush_t))); + printf ("%6i brushsides %7i\n" + ,numbrushsides, (int)(numbrushsides*sizeof(dbrushside_t))); + printf ("%6i fogs %7i\n" + ,numFogs, (int)(numFogs*sizeof(dfog_t))); + printf ("%6i planes %7i\n" + ,numplanes, (int)(numplanes*sizeof(dplane_t))); + printf ("%6i entdata %7i\n", num_entities, entdatasize); + + printf ("\n"); + + printf ("%6i nodes %7i\n" + ,numnodes, (int)(numnodes*sizeof(dnode_t))); + printf ("%6i leafs %7i\n" + ,numleafs, (int)(numleafs*sizeof(dleaf_t))); + printf ("%6i leafsurfaces %7i\n" + ,numleafsurfaces, (int)(numleafsurfaces*sizeof(dleafsurfaces[0]))); + printf ("%6i leafbrushes %7i\n" + ,numleafbrushes, (int)(numleafbrushes*sizeof(dleafbrushes[0]))); + printf ("%6i drawverts %7i\n" + ,numDrawVerts, (int)(numDrawVerts*sizeof(drawVerts[0]))); + printf ("%6i drawindexes %7i\n" + ,numDrawIndexes, (int)(numDrawIndexes*sizeof(drawIndexes[0]))); + printf ("%6i drawsurfaces %7i\n" + ,numDrawSurfaces, (int)(numDrawSurfaces*sizeof(drawSurfaces[0]))); + + printf ("%6i lightmaps %7i\n" + ,numLightBytes / (LIGHTMAP_WIDTH*LIGHTMAP_HEIGHT*3), numLightBytes ); + printf (" visibility %7i\n" + , numVisBytes ); +} + + +//============================================ + +int num_entities; +entity_t entities[MAX_MAP_ENTITIES]; + +void StripTrailing( char *e ) { + char *s; + + s = e + strlen(e)-1; + while (s >= e && *s <= 32) + { + *s = 0; + s--; + } +} + +/* +================= +ParseEpair +================= +*/ +epair_t *ParseEpair( void ) { + epair_t *e; + + e = malloc( sizeof(epair_t) ); + memset( e, 0, sizeof(epair_t) ); + + if ( strlen(token) >= MAX_KEY-1 ) { + Error ("ParseEpar: token too long"); + } + e->key = copystring( token ); + GetToken( qfalse ); + if ( strlen(token) >= MAX_VALUE-1 ) { + Error ("ParseEpar: token too long"); + } + e->value = copystring( token ); + + // strip trailing spaces that sometimes get accidentally + // added in the editor + StripTrailing( e->key ); + StripTrailing( e->value ); + + return e; +} + + +/* +================ +ParseEntity +================ +*/ +qboolean ParseEntity( void ) { + epair_t *e; + entity_t *mapent; + + if ( !GetToken (qtrue) ) { + return qfalse; + } + + if ( strcmp (token, "{") ) { + Error ("ParseEntity: { not found"); + } + if ( num_entities == MAX_MAP_ENTITIES ) { + Error ("num_entities == MAX_MAP_ENTITIES"); + } + mapent = &entities[num_entities]; + num_entities++; + + do { + if ( !GetToken (qtrue) ) { + Error ("ParseEntity: EOF without closing brace"); + } + if ( !strcmp (token, "}") ) { + break; + } + e = ParseEpair (); + e->next = mapent->epairs; + mapent->epairs = e; + } while (1); + + return qtrue; +} + +/* +================ +ParseEntities + +Parses the dentdata string into entities +================ +*/ +void ParseEntities( void ) { + num_entities = 0; + ParseFromMemory( dentdata, entdatasize ); + + while ( ParseEntity () ) { + } +} + + +/* +================ +UnparseEntities + +Generates the dentdata string from all the entities +This allows the utilities to add or remove key/value pairs +to the data created by the map editor. +================ +*/ +void UnparseEntities( void ) { + char *buf, *end; + epair_t *ep; + char line[2048]; + int i; + char key[1024], value[1024]; + + buf = dentdata; + end = buf; + *end = 0; + + for (i=0 ; i<num_entities ; i++) { + ep = entities[i].epairs; + if ( !ep ) { + continue; // ent got removed + } + + strcat (end,"{\n"); + end += 2; + + for ( ep = entities[i].epairs ; ep ; ep=ep->next ) { + strcpy (key, ep->key); + StripTrailing (key); + strcpy (value, ep->value); + StripTrailing (value); + + sprintf (line, "\"%s\" \"%s\"\n", key, value); + strcat (end, line); + end += strlen(line); + } + strcat (end,"}\n"); + end += 2; + + if (end > buf + MAX_MAP_ENTSTRING) { + Error ("Entity text too long"); + } + } + entdatasize = end - buf + 1; +} + +void PrintEntity( const entity_t *ent ) { + epair_t *ep; + + printf ("------- entity %p -------\n", ent); + for (ep=ent->epairs ; ep ; ep=ep->next) { + printf( "%s = %s\n", ep->key, ep->value ); + } + +} + +void SetKeyValue( entity_t *ent, const char *key, const char *value ) { + epair_t *ep; + + for ( ep=ent->epairs ; ep ; ep=ep->next ) { + if ( !strcmp (ep->key, key) ) { + free (ep->value); + ep->value = copystring(value); + return; + } + } + ep = malloc (sizeof(*ep)); + ep->next = ent->epairs; + ent->epairs = ep; + ep->key = copystring(key); + ep->value = copystring(value); +} + +const char *ValueForKey( const entity_t *ent, const char *key ) { + epair_t *ep; + + for (ep=ent->epairs ; ep ; ep=ep->next) { + if (!strcmp (ep->key, key) ) { + return ep->value; + } + } + return ""; +} + +vec_t FloatForKey( const entity_t *ent, const char *key ) { + const char *k; + + k = ValueForKey( ent, key ); + return atof(k); +} + +void GetVectorForKey( const entity_t *ent, const char *key, vec3_t vec ) { + const char *k; + double v1, v2, v3; + + k = ValueForKey (ent, key); + + // scanf into doubles, then assign, so it is vec_t size independent + v1 = v2 = v3 = 0; + sscanf (k, "%lf %lf %lf", &v1, &v2, &v3); + vec[0] = v1; + vec[1] = v2; + vec[2] = v3; +} + + |