/*
=============
LoadBSPFileTexinfo
Only loads the texinfo lump, so qdata can scan for textures
=============
*/
void Q2_LoadBSPFileTexinfo (char *filename)
{
int i;
FILE *f;
int length, ofs;
header = GetMemory(sizeof(dheader_t));
f = fopen (filename, "rb");
fread (header, sizeof(dheader_t), 1, f);
// swap the header
for (i=0 ; i< sizeof(dheader_t)/4 ; i++)
((int *)header)[i] = LittleLong ( ((int *)header)[i]);
if (header->ident != IDBSPHEADER)
Error ("%s is not a IBSP file", filename);
if (header->version != BSPVERSION)
Error ("%s is version %i, not %i", filename, header->version, BSPVERSION);
length = header->lumps[LUMP_TEXINFO].filelen;
ofs = header->lumps[LUMP_TEXINFO].fileofs;
fseek (f, ofs, SEEK_SET);
fread (texinfo, length, 1, f);
fclose (f);
numtexinfo = length / sizeof(texinfo_t);
FreeMemory(header); // everything has been copied out
Q2_SwapBSPFile (false);
} //end of the function Q2_LoadBSPFileTexinfo
/*
=============
LoadBSPFile
=============
*/
void Q2_LoadBSPFile( char *filename, int offset, int length ) {
int i;
//
// load the file header
//
LoadFile( filename, (void **)&header, offset, length );
// swap the header
for ( i = 0 ; i < sizeof( dheader_t ) / 4 ; i++ )
( (int *)header )[i] = LittleLong( ( (int *)header )[i] );
if ( header->ident != IDBSPHEADER ) {
Error( "%s is not an IBSP file", filename );
}
if ( header->version != BSPVERSION ) {
Error( "%s is version %i, not %i", filename, header->version, BSPVERSION );
}
nummodels = Q2_CopyLump( LUMP_MODELS, dmodels, sizeof( dmodel_t ), MAX_MAP_MODELS );
numvertexes = Q2_CopyLump( LUMP_VERTEXES, dvertexes, sizeof( dvertex_t ), MAX_MAP_VERTS );
numplanes = Q2_CopyLump( LUMP_PLANES, dplanes, sizeof( dplane_t ), MAX_MAP_PLANES );
numleafs = Q2_CopyLump( LUMP_LEAFS, dleafs, sizeof( dleaf_t ), MAX_MAP_LEAFS );
numnodes = Q2_CopyLump( LUMP_NODES, dnodes, sizeof( dnode_t ), MAX_MAP_NODES );
numtexinfo = Q2_CopyLump( LUMP_TEXINFO, texinfo, sizeof( texinfo_t ), MAX_MAP_TEXINFO );
numfaces = Q2_CopyLump( LUMP_FACES, dfaces, sizeof( dface_t ), MAX_MAP_FACES );
numleaffaces = Q2_CopyLump( LUMP_LEAFFACES, dleaffaces, sizeof( dleaffaces[0] ), MAX_MAP_LEAFFACES );
numleafbrushes = Q2_CopyLump( LUMP_LEAFBRUSHES, dleafbrushes, sizeof( dleafbrushes[0] ), MAX_MAP_LEAFBRUSHES );
numsurfedges = Q2_CopyLump( LUMP_SURFEDGES, dsurfedges, sizeof( dsurfedges[0] ), MAX_MAP_SURFEDGES );
numedges = Q2_CopyLump( LUMP_EDGES, dedges, sizeof( dedge_t ), MAX_MAP_EDGES );
numbrushes = Q2_CopyLump( LUMP_BRUSHES, dbrushes, sizeof( dbrush_t ), MAX_MAP_BRUSHES );
numbrushsides = Q2_CopyLump( LUMP_BRUSHSIDES, dbrushsides, sizeof( dbrushside_t ), MAX_MAP_BRUSHSIDES );
numareas = Q2_CopyLump( LUMP_AREAS, dareas, sizeof( darea_t ), MAX_MAP_AREAS );
numareaportals = Q2_CopyLump( LUMP_AREAPORTALS, dareaportals, sizeof( dareaportal_t ), MAX_MAP_AREAPORTALS );
visdatasize = Q2_CopyLump( LUMP_VISIBILITY, dvisdata, 1, MAX_MAP_VISIBILITY );
lightdatasize = Q2_CopyLump( LUMP_LIGHTING, dlightdata, 1, MAX_MAP_LIGHTING );
entdatasize = Q2_CopyLump( LUMP_ENTITIES, dentdata, 1, MAX_MAP_ENTSTRING );
Q2_CopyLump( LUMP_POP, dpop, 1, MAX_MAP_DPOP );
FreeMemory( header ); // everything has been copied out
//
// swap everything
//
Q2_SwapBSPFile( false );
Q2_FixTextureReferences();
} //end of the function Q2_LoadBSPFile
/*
=============
WriteBSPFile
Swaps the bsp file in place, so it should not be referenced again
=============
*/
void Q2_WriteBSPFile (char *filename)
{
header = &outheader;
memset (header, 0, sizeof(dheader_t));
Q2_SwapBSPFile (true);
header->ident = LittleLong (IDBSPHEADER);
header->version = LittleLong (BSPVERSION);
wadfile = SafeOpenWrite (filename);
SafeWrite (wadfile, header, sizeof(dheader_t)); // overwritten later
Q2_AddLump (LUMP_PLANES, dplanes, numplanes*sizeof(dplane_t));
Q2_AddLump (LUMP_LEAFS, dleafs, numleafs*sizeof(dleaf_t));
Q2_AddLump (LUMP_VERTEXES, dvertexes, numvertexes*sizeof(dvertex_t));
Q2_AddLump (LUMP_NODES, dnodes, numnodes*sizeof(dnode_t));
Q2_AddLump (LUMP_TEXINFO, texinfo, numtexinfo*sizeof(texinfo_t));
Q2_AddLump (LUMP_FACES, dfaces, numfaces*sizeof(dface_t));
Q2_AddLump (LUMP_BRUSHES, dbrushes, numbrushes*sizeof(dbrush_t));
Q2_AddLump (LUMP_BRUSHSIDES, dbrushsides, numbrushsides*sizeof(dbrushside_t));
Q2_AddLump (LUMP_LEAFFACES, dleaffaces, numleaffaces*sizeof(dleaffaces[0]));
Q2_AddLump (LUMP_LEAFBRUSHES, dleafbrushes, numleafbrushes*sizeof(dleafbrushes[0]));
Q2_AddLump (LUMP_SURFEDGES, dsurfedges, numsurfedges*sizeof(dsurfedges[0]));
Q2_AddLump (LUMP_EDGES, dedges, numedges*sizeof(dedge_t));
Q2_AddLump (LUMP_MODELS, dmodels, nummodels*sizeof(dmodel_t));
Q2_AddLump (LUMP_AREAS, dareas, numareas*sizeof(darea_t));
Q2_AddLump (LUMP_AREAPORTALS, dareaportals, numareaportals*sizeof(dareaportal_t));
Q2_AddLump (LUMP_LIGHTING, dlightdata, lightdatasize);
Q2_AddLump (LUMP_VISIBILITY, dvisdata, visdatasize);
Q2_AddLump (LUMP_ENTITIES, dentdata, entdatasize);
Q2_AddLump (LUMP_POP, dpop, sizeof(dpop));
fseek (wadfile, 0, SEEK_SET);
SafeWrite (wadfile, header, sizeof(dheader_t));
fclose (wadfile);
} //end of the function Q2_WriteBSPFile