2007-06-21 22:00:00 +02:00
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#include "bsplib.h"
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2008-07-23 22:00:00 +02:00
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#include "byteorder.h"
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2008-08-16 22:00:00 +02:00
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#include "const.h"
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2007-06-21 22:00:00 +02:00
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//=============================================================================
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2008-08-16 22:00:00 +02:00
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wfile_t *handle;
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int s_table;
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2008-08-12 22:00:00 +02:00
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char dentdata[MAX_MAP_ENTSTRING];
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2008-09-07 22:00:00 +02:00
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int entdatasize;
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dshader_t dshaders[MAX_MAP_SHADERS];
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int numshaders;
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2008-08-12 22:00:00 +02:00
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dplane_t dplanes[MAX_MAP_PLANES];
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2008-09-07 22:00:00 +02:00
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int numplanes;
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2008-08-12 22:00:00 +02:00
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dnode_t dnodes[MAX_MAP_NODES];
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2008-09-07 22:00:00 +02:00
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int numnodes;
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dleaf_t dleafs[MAX_MAP_LEAFS];
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int numleafs;
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2008-08-12 22:00:00 +02:00
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dword dleaffaces[MAX_MAP_LEAFFACES];
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2008-09-07 22:00:00 +02:00
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int numleaffaces;
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2008-08-12 22:00:00 +02:00
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dword dleafbrushes[MAX_MAP_LEAFBRUSHES];
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2008-09-07 22:00:00 +02:00
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int numleafbrushes;
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dmodel_t dmodels[MAX_MAP_MODELS];
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int nummodels;
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2008-08-12 22:00:00 +02:00
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dbrush_t dbrushes[MAX_MAP_BRUSHES];
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2008-09-07 22:00:00 +02:00
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int numbrushes;
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2007-06-21 22:00:00 +02:00
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dbrushside_t dbrushsides[MAX_MAP_BRUSHSIDES];
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2008-09-07 22:00:00 +02:00
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int numbrushsides;
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dvertex_t dvertexes[MAX_MAP_VERTEXES];
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int numvertexes;
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2008-08-18 22:00:00 +02:00
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int dindexes[MAX_MAP_INDEXES];
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int numindexes;
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2008-09-07 22:00:00 +02:00
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byte dcollision[MAX_MAP_COLLISION];
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int dcollisiondatasize = 256; // variable sized
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dsurface_t dsurfaces[MAX_MAP_SURFACES];
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int numsurfaces;
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byte dlightdata[MAX_MAP_LIGHTDATA];
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int lightdatasize;
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dlightgrid_t dlightgrid[MAX_MAP_LIGHTGRID];
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int numlightgrids;
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byte dpvsdata[MAX_MAP_VISIBILITY];
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dvis_t *dpvs = (dvis_t *)dpvsdata;
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int pvsdatasize;
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byte dphsdata[MAX_MAP_VISIBILITY];
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dvis_t *dphs = (dvis_t *)dphsdata;
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int phsdatasize;
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2007-06-21 22:00:00 +02:00
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//=============================================================================
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/*
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=============
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SwapBSPFile
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Byte swaps all data in a bsp file.
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=============
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*/
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2008-09-07 22:00:00 +02:00
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void SwapBSPFile( void )
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2007-06-21 22:00:00 +02:00
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{
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2008-09-07 22:00:00 +02:00
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int i;
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2007-06-21 22:00:00 +02:00
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2008-09-07 22:00:00 +02:00
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// shaders
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for( i = 0; i < numshaders; i++ )
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{
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dshaders[i].contents = LittleLong( dshaders[i].contents );
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dshaders[i].flags = LittleLong( dshaders[i].flags );
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}
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2008-08-12 22:00:00 +02:00
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2007-06-21 22:00:00 +02:00
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// planes
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2008-08-12 22:00:00 +02:00
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SwapBlock( (int *)dplanes, numplanes * sizeof(dplanes[0]));
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2007-06-21 22:00:00 +02:00
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// nodes
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2008-09-07 22:00:00 +02:00
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SwapBlock( (int *)dnodes, numnodes * sizeof(dnodes[0]));
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2007-06-21 22:00:00 +02:00
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// leafs
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2008-08-12 22:00:00 +02:00
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SwapBlock( (int *)dleafs, numleafs * sizeof(dleafs[0]));
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2007-06-21 22:00:00 +02:00
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// leaffaces
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2008-08-12 22:00:00 +02:00
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SwapBlock( (int *)dleaffaces, numleaffaces * sizeof(dleaffaces[0]));
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2007-06-21 22:00:00 +02:00
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// leafbrushes
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2008-08-12 22:00:00 +02:00
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SwapBlock( (int *)dleafbrushes, numleafbrushes * sizeof(dleafbrushes[0]));
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2007-06-21 22:00:00 +02:00
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2008-09-07 22:00:00 +02:00
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// models
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SwapBlock( (int *)dmodels, nummodels * sizeof(dmodels[0]));
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2007-06-21 22:00:00 +02:00
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// brushes
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2008-08-12 22:00:00 +02:00
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SwapBlock( (int *)dbrushes, numbrushes * sizeof(dbrushes[0]));
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2007-06-21 22:00:00 +02:00
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// brushsides
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2008-08-12 22:00:00 +02:00
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SwapBlock( (int *)dbrushsides, numbrushsides * sizeof(dbrushsides[0]));
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2008-09-07 22:00:00 +02:00
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// vertices
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// FIXME: these code swapped colors
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SwapBlock( (int *)dvertexes, numvertexes * sizeof(dvertexes[0]));
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2008-08-18 22:00:00 +02:00
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// indices
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SwapBlock( (int *)dindexes, numindexes * sizeof(dindexes[0]));
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2008-09-07 22:00:00 +02:00
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// surfaces
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SwapBlock( (int *)dsurfaces, numsurfaces * sizeof(dsurfaces[0]));
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2007-06-21 22:00:00 +02:00
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// visibility
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2008-09-07 22:00:00 +02:00
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dpvs->numclusters = LittleLong( dpvs->numclusters );
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dpvs->rowsize = LittleLong( dpvs->rowsize );
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// hearability
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dphs->numclusters = LittleLong( dphs->numclusters );
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dphs->rowsize = LittleLong( dphs->rowsize );
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2007-06-21 22:00:00 +02:00
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}
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2008-08-16 22:00:00 +02:00
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size_t BSP_LoadLump( const char *lumpname, void *dest, size_t block_size )
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{
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size_t length;
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byte *in;
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if( !handle ) return 0;
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in = WAD_Read( handle, lumpname, &length, TYPE_BINDATA );
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if( length % block_size ) Sys_Break( "BSP_CopyLump: %s funny lump size\n", lumpname );
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Mem_Copy( dest, in, length );
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Mem_Free( in ); // no need more
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return length / block_size;
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}
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void BSP_SaveLump( const char *lumpname, const void *data, size_t length, bool compress )
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{
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if( !handle ) return;
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WAD_Write( handle, lumpname, data, length, TYPE_BINDATA, ( compress ? CMP_ZLIB : CMP_NONE ));
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}
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2007-06-21 22:00:00 +02:00
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dheader_t *header;
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2007-12-13 22:00:00 +01:00
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int CopyLump( int lump, void *dest, int size )
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2007-06-21 22:00:00 +02:00
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{
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int length, ofs;
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length = header->lumps[lump].filelen;
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ofs = header->lumps[lump].fileofs;
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2007-12-13 22:00:00 +01:00
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if (length % size) Sys_Error("LoadBSPFile: odd lump size");
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Mem_Copy(dest, (byte *)header + ofs, length);
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2007-06-21 22:00:00 +02:00
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return length / size;
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}
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/*
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=============
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LoadBSPFile
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=============
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*/
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bool LoadBSPFile( void )
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{
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2007-12-13 22:00:00 +01:00
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int i, size;
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char path[MAX_SYSPATH];
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byte *buffer;
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2007-06-21 22:00:00 +02:00
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2008-01-05 22:00:00 +01:00
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sprintf(path, "maps/%s.bsp", gs_filename );
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2007-12-13 22:00:00 +01:00
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buffer = (byte *)FS_LoadFile(path, &size);
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2007-06-21 22:00:00 +02:00
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if(!size) return false;
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2007-12-13 22:00:00 +01:00
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header = (dheader_t *)buffer; // load the file header
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if(pe) pe->LoadBSP( buffer );
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MsgDev(D_NOTE, "reading %s\n", path);
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2007-06-21 22:00:00 +02:00
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// swap the header
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2007-11-25 22:00:00 +01:00
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for(i = 0; i < sizeof(dheader_t)/4; i++)
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2007-06-21 22:00:00 +02:00
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((int *)header)[i] = LittleLong (((int *)header)[i]);
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2008-01-05 22:00:00 +01:00
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if(header->ident != IDBSPMODHEADER) Sys_Error("%s is not a IBSP file", gs_filename);
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if(header->version != BSPMOD_VERSION) Sys_Error("%s is version %i, not %i", gs_filename, header->version, BSPMOD_VERSION);
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2007-06-21 22:00:00 +02:00
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2007-12-13 22:00:00 +01:00
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entdatasize = CopyLump (LUMP_ENTITIES, dentdata, 1);
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2008-09-07 22:00:00 +02:00
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numshaders = CopyLump(LUMP_SHADERS, dshaders, sizeof(dshader_t));
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2007-06-21 22:00:00 +02:00
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numplanes = CopyLump (LUMP_PLANES, dplanes, sizeof(dplane_t));
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numnodes = CopyLump (LUMP_NODES, dnodes, sizeof(dnode_t));
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2007-12-13 22:00:00 +01:00
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numleafs = CopyLump (LUMP_LEAFS, dleafs, sizeof(dleaf_t));
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2007-06-21 22:00:00 +02:00
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numleaffaces = CopyLump (LUMP_LEAFFACES, dleaffaces, sizeof(dleaffaces[0]));
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numleafbrushes = CopyLump (LUMP_LEAFBRUSHES, dleafbrushes, sizeof(dleafbrushes[0]));
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2007-12-13 22:00:00 +01:00
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nummodels = CopyLump (LUMP_MODELS, dmodels, sizeof(dmodel_t));
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2007-06-21 22:00:00 +02:00
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numbrushes = CopyLump (LUMP_BRUSHES, dbrushes, sizeof(dbrush_t));
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numbrushsides = CopyLump (LUMP_BRUSHSIDES, dbrushsides, sizeof(dbrushside_t));
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2008-09-07 22:00:00 +02:00
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numvertexes = CopyLump (LUMP_VERTICES, dvertexes, sizeof(dvertex_t));
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numindexes = CopyLump (LUMP_INDICES, dindexes, sizeof(dindexes[0]));
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2007-12-13 22:00:00 +01:00
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dcollisiondatasize = CopyLump(LUMP_COLLISION, dcollision, 1);
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2008-09-07 22:00:00 +02:00
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numsurfaces = CopyLump (LUMP_SURFACES, dsurfaces, sizeof(dsurface_t));
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lightdatasize = CopyLump (LUMP_LIGHTMAPS, dlightdata, 1);
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pvsdatasize = CopyLump (LUMP_VISIBILITY, dpvsdata, 1);
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phsdatasize = CopyLump (LUMP_HEARABILITY, dphsdata, 1);
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2007-06-21 22:00:00 +02:00
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// swap everything
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2008-09-07 22:00:00 +02:00
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SwapBSPFile();
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2007-06-21 22:00:00 +02:00
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return true;
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}
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//============================================================================
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2008-08-12 22:00:00 +02:00
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file_t *wadfile; // because bsp it's really wadfile with fixed lump counter
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2007-06-21 22:00:00 +02:00
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dheader_t outheader;
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2008-08-12 22:00:00 +02:00
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void AddLump( int lumpnum, const void *data, size_t length )
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2007-06-21 22:00:00 +02:00
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{
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lump_t *lump;
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lump = &header->lumps[lumpnum];
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2008-08-12 22:00:00 +02:00
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lump->fileofs = LittleLong( FS_Tell( wadfile ));
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lump->filelen = LittleLong( length );
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2007-12-13 22:00:00 +01:00
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2008-08-12 22:00:00 +02:00
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FS_Write( wadfile, data, (length + 3) & ~3 );
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2007-06-21 22:00:00 +02:00
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}
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/*
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=============
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WriteBSPFile
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Swaps the bsp file in place, so it should not be referenced again
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=============
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*/
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void WriteBSPFile( void )
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{
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char path[MAX_SYSPATH];
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header = &outheader;
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2008-09-07 22:00:00 +02:00
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memset( header, 0, sizeof( dheader_t ));
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2007-06-21 22:00:00 +02:00
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2008-09-07 22:00:00 +02:00
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SwapBSPFile();
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2007-06-21 22:00:00 +02:00
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2008-09-07 22:00:00 +02:00
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header->ident = LittleLong( IDBSPMODHEADER );
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header->version = LittleLong( BSPMOD_VERSION );
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2007-06-21 22:00:00 +02:00
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2008-08-12 22:00:00 +02:00
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// build path
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sprintf( path, "maps/%s.bsp", gs_filename );
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MsgDev( D_NOTE, "writing %s\n", path );
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if( pe ) pe->FreeBSP();
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2007-06-21 22:00:00 +02:00
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2007-11-10 22:00:00 +01:00
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wadfile = FS_Open( path, "wb" );
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2008-09-07 22:00:00 +02:00
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FS_Write( wadfile, header, sizeof( dheader_t )); // overwritten later
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2007-06-21 22:00:00 +02:00
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2007-12-13 22:00:00 +01:00
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AddLump (LUMP_ENTITIES, dentdata, entdatasize);
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2008-09-07 22:00:00 +02:00
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AddLump (LUMP_SHADERS, dshaders, numshaders*sizeof(dshaders[0]));
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AddLump (LUMP_PLANES, dplanes, numplanes*sizeof(dplanes[0]));
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AddLump (LUMP_NODES, dnodes, numnodes*sizeof(dnodes[0]));
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AddLump (LUMP_LEAFS, dleafs, numleafs*sizeof(dleafs[0]));
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2007-06-21 22:00:00 +02:00
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AddLump (LUMP_LEAFFACES, dleaffaces, numleaffaces*sizeof(dleaffaces[0]));
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AddLump (LUMP_LEAFBRUSHES, dleafbrushes, numleafbrushes*sizeof(dleafbrushes[0]));
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2008-09-07 22:00:00 +02:00
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AddLump (LUMP_MODELS, dmodels, nummodels*sizeof(dmodels[0]));
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AddLump (LUMP_BRUSHES, dbrushes, numbrushes*sizeof(dbrushes[0]));
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AddLump (LUMP_BRUSHSIDES, dbrushsides, numbrushsides*sizeof(dbrushsides[0]));
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AddLump (LUMP_VERTICES, dvertexes, numvertexes*sizeof(dvertexes[0]));
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AddLump (LUMP_INDICES, dindexes, numindexes*sizeof(dindexes[0]));
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2007-12-13 22:00:00 +01:00
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AddLump (LUMP_COLLISION, dcollision, dcollisiondatasize );
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2008-09-07 22:00:00 +02:00
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AddLump (LUMP_SURFACES, dsurfaces, numsurfaces*sizeof(dsurface_t));
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AddLump (LUMP_LIGHTMAPS, dlightdata, lightdatasize);
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AddLump (LUMP_VISIBILITY, dpvsdata, pvsdatasize);
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AddLump (LUMP_HEARABILITY, dphsdata, phsdatasize);
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2007-06-21 22:00:00 +02:00
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FS_Seek( wadfile, 0, SEEK_SET );
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FS_Write( wadfile, header, sizeof(dheader_t));
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2007-12-13 22:00:00 +01:00
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FS_Close( wadfile );
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2007-06-21 22:00:00 +02:00
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}
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//============================================
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int num_entities;
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2007-07-28 22:00:00 +02:00
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bsp_entity_t entities[MAX_MAP_ENTITIES];
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2007-06-21 22:00:00 +02:00
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void StripTrailing (char *e)
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{
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char *s;
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s = e + strlen(e)-1;
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while (s >= e && *s <= 32)
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{
|
|
|
|
*s = 0;
|
|
|
|
s--;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
=================
|
|
|
|
ParseEpair
|
|
|
|
=================
|
|
|
|
*/
|
|
|
|
epair_t *ParseEpair (void)
|
|
|
|
{
|
|
|
|
epair_t *e;
|
|
|
|
|
|
|
|
e = Malloc (sizeof(epair_t));
|
|
|
|
|
2007-11-25 22:00:00 +01:00
|
|
|
if (strlen(com_token) >= MAX_KEY - 1)Sys_Error ("ParseEpar: token too long");
|
2007-11-11 22:00:00 +01:00
|
|
|
e->key = copystring(com_token);
|
|
|
|
Com_GetToken (false);
|
2007-11-25 22:00:00 +01:00
|
|
|
if (strlen(com_token) >= MAX_VALUE - 1)Sys_Error ("ParseEpar: token too long");
|
2007-11-11 22:00:00 +01:00
|
|
|
e->value = copystring(com_token);
|
2007-06-21 22:00:00 +02:00
|
|
|
|
|
|
|
// strip trailing spaces
|
|
|
|
StripTrailing (e->key);
|
|
|
|
StripTrailing (e->value);
|
|
|
|
|
|
|
|
return e;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
================
|
|
|
|
ParseEntity
|
|
|
|
================
|
|
|
|
*/
|
|
|
|
bool ParseEntity (void)
|
|
|
|
{
|
|
|
|
epair_t *e;
|
2007-07-28 22:00:00 +02:00
|
|
|
bsp_entity_t *mapent;
|
2007-06-21 22:00:00 +02:00
|
|
|
|
2007-11-11 22:00:00 +01:00
|
|
|
if (!Com_GetToken (true)) return false;
|
2007-06-21 22:00:00 +02:00
|
|
|
|
2007-11-25 22:00:00 +01:00
|
|
|
if (!Com_MatchToken( "{")) Sys_Error ("ParseEntity: { not found");
|
2007-06-21 22:00:00 +02:00
|
|
|
if (num_entities == MAX_MAP_ENTITIES) Sys_Error ("num_entities == MAX_MAP_ENTITIES");
|
|
|
|
|
|
|
|
mapent = &entities[num_entities];
|
|
|
|
num_entities++;
|
|
|
|
|
|
|
|
do
|
|
|
|
{
|
2007-11-25 22:00:00 +01:00
|
|
|
if (!Com_GetToken (true)) Sys_Error("ParseEntity: EOF without closing brace");
|
2007-11-11 22:00:00 +01:00
|
|
|
if (Com_MatchToken("}")) break;
|
2007-11-25 22:00:00 +01:00
|
|
|
e = ParseEpair();
|
2007-06-21 22:00:00 +02:00
|
|
|
e->next = mapent->epairs;
|
|
|
|
mapent->epairs = e;
|
|
|
|
} while (1);
|
|
|
|
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
================
|
|
|
|
ParseEntities
|
|
|
|
|
|
|
|
Parses the dentdata string into entities
|
|
|
|
================
|
|
|
|
*/
|
|
|
|
void ParseEntities (void)
|
|
|
|
{
|
|
|
|
num_entities = 0;
|
2007-11-11 22:00:00 +01:00
|
|
|
if(Com_LoadScript("entities", dentdata, entdatasize))
|
2007-06-21 22:00:00 +02:00
|
|
|
while(ParseEntity());
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
================
|
|
|
|
UnparseEntities
|
|
|
|
|
|
|
|
Generates the dentdata string from all the entities
|
|
|
|
================
|
|
|
|
*/
|
|
|
|
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;
|
|
|
|
|
2007-11-25 22:00:00 +01:00
|
|
|
for (i = 0; i < num_entities; i++)
|
2007-06-21 22:00:00 +02:00
|
|
|
{
|
|
|
|
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;
|
|
|
|
|
2007-11-25 22:00:00 +01:00
|
|
|
if (end > buf + MAX_MAP_ENTSTRING) Sys_Error("Entity text too long");
|
2007-06-21 22:00:00 +02:00
|
|
|
}
|
|
|
|
entdatasize = end - buf + 1;
|
|
|
|
}
|
|
|
|
|
2007-07-28 22:00:00 +02:00
|
|
|
void SetKeyValue (bsp_entity_t *ent, char *key, char *value)
|
2007-06-21 22:00:00 +02:00
|
|
|
{
|
|
|
|
epair_t *ep;
|
|
|
|
|
|
|
|
for (ep=ent->epairs ; ep ; ep=ep->next)
|
|
|
|
if (!strcmp (ep->key, key) )
|
|
|
|
{
|
2008-01-28 22:00:00 +01:00
|
|
|
Mem_Free (ep->value);
|
2007-06-21 22:00:00 +02:00
|
|
|
ep->value = copystring(value);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
ep = Malloc (sizeof(*ep));
|
|
|
|
ep->next = ent->epairs;
|
|
|
|
ent->epairs = ep;
|
|
|
|
ep->key = copystring(key);
|
|
|
|
ep->value = copystring(value);
|
|
|
|
}
|
|
|
|
|
2007-07-28 22:00:00 +02:00
|
|
|
char *ValueForKey (bsp_entity_t *ent, char *key)
|
2007-06-21 22:00:00 +02:00
|
|
|
{
|
|
|
|
epair_t *ep;
|
|
|
|
|
|
|
|
for (ep=ent->epairs ; ep ; ep=ep->next)
|
|
|
|
if (!strcmp (ep->key, key) )
|
|
|
|
return ep->value;
|
|
|
|
return "";
|
|
|
|
}
|
|
|
|
|
2007-07-28 22:00:00 +02:00
|
|
|
vec_t FloatForKey (bsp_entity_t *ent, char *key)
|
2007-06-21 22:00:00 +02:00
|
|
|
{
|
|
|
|
char *k;
|
|
|
|
|
|
|
|
k = ValueForKey (ent, key);
|
|
|
|
return atof(k);
|
|
|
|
}
|
|
|
|
|
2007-07-28 22:00:00 +02:00
|
|
|
void GetVectorForKey (bsp_entity_t *ent, char *key, vec3_t vec)
|
2007-06-21 22:00:00 +02:00
|
|
|
{
|
|
|
|
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;
|
|
|
|
}
|
|
|
|
|
|
|
|
|