Function LoadDMapFile

neo/tools/compilers/dmap/map.cpp:512–576

================ LoadDMapFile ================ */

================
*/
bool LoadDMapFile( const char *filename ) {
	primitive_t	*prim;
	idBounds	mapBounds;
	int			brushes, triSurfs;
	int			i;
	int			size;

	common->Printf( "--- LoadDMapFile ---\n" );
	common->Printf( "loading %s\n", filename );

	// load and parse the map file into canonical form
	dmapGlobals.dmapFile = new idMapFile();
	if ( !dmapGlobals.dmapFile->Parse(filename) ) {
		delete dmapGlobals.dmapFile;
		dmapGlobals.dmapFile = NULL;
		common->Warning( "Couldn't load map file: '%s'", filename );
		return false;
	}

	dmapGlobals.mapPlanes.Clear();
	dmapGlobals.mapPlanes.SetGranularity( 1024 );

	// process the canonical form into utility form
	dmapGlobals.num_entities = 0;
	c_numMapPatches = 0;
	c_areaportals = 0;

	size = dmapGlobals.dmapFile->GetNumEntities() * sizeof( dmapGlobals.uEntities[0] );
	dmapGlobals.uEntities = (uEntity_t *)Mem_Alloc( size );
	memset( dmapGlobals.uEntities, 0, size );

	// allocate a very large temporary brush for building
	// the brushes as they are loaded
	buildBrush = AllocBrush( MAX_BUILD_SIDES );

	for ( i = 0 ; i < dmapGlobals.dmapFile->GetNumEntities() ; i++ ) {
		ProcessMapEntity( dmapGlobals.dmapFile->GetEntity(i) );
	}

	CreateMapLights( dmapGlobals.dmapFile );

	brushes = 0;
	triSurfs = 0;

	mapBounds.Clear();
	for ( prim = dmapGlobals.uEntities[0].primitives ; prim ; prim = prim->next ) {
		if ( prim->brush ) {
			brushes++;
			mapBounds.AddBounds( prim->brush->bounds );
		} else if ( prim->tris ) {
			triSurfs++;
		}
	}

	common->Printf( "%5i total world brushes\n", brushes );
	common->Printf( "%5i total world triSurfs\n", triSurfs );
	common->Printf( "%5i patches\n", c_numMapPatches );
	common->Printf( "%5i entities\n", dmapGlobals.num_entities );