コード例 #1
0
/*
=================
idRenderWorldLocal::InitFromMap

A NULL or empty name will make a world without a map model, which
is still useful for displaying a bare model
=================
*/
bool idRenderWorldLocal::InitFromMap( const char* name )
{
	idLexer* 		src;
	idToken			token;
	idRenderModel* 	lastModel;
	
	// if this is an empty world, initialize manually
	if( !name || !name[0] )
	{
		FreeWorld();
		mapName.Clear();
		ClearWorld();
		return true;
	}
	
	// load it
	idStrStatic< MAX_OSPATH > filename = name;
	filename.SetFileExtension( PROC_FILE_EXT );
	
	// check for generated file
	idStrStatic< MAX_OSPATH > generatedFileName = filename;
	generatedFileName.Insert( "generated/", 0 );
	generatedFileName.SetFileExtension( "bproc" );
	
	// if we are reloading the same map, check the timestamp
	// and try to skip all the work
	ID_TIME_T currentTimeStamp = fileSystem->GetTimestamp( filename );
	
	if( name == mapName )
	{
		if( fileSystem->InProductionMode() || ( currentTimeStamp != FILE_NOT_FOUND_TIMESTAMP && currentTimeStamp == mapTimeStamp ) )
		{
			common->Printf( "idRenderWorldLocal::InitFromMap: retaining existing map\n" );
			FreeDefs();
			TouchWorldModels();
			AddWorldModelEntities();
			ClearPortalStates();
			return true;
		}
		common->Printf( "idRenderWorldLocal::InitFromMap: timestamp has changed, reloading.\n" );
	}
	
	FreeWorld();
	
	// see if we have a generated version of this
	static const byte BPROC_VERSION = 1;
	static const unsigned int BPROC_MAGIC = ( 'P' << 24 ) | ( 'R' << 16 ) | ( 'O' << 8 ) | BPROC_VERSION;
	bool loaded = false;
	idFileLocal file( fileSystem->OpenFileReadMemory( generatedFileName ) );
	if( file != NULL )
	{
		int numEntries = 0;
		int magic = 0;
		file->ReadBig( magic );
		if( magic == BPROC_MAGIC )
		{
			file->ReadBig( numEntries );
			file->ReadString( mapName );
			file->ReadBig( mapTimeStamp );
			loaded = true;
			for( int i = 0; i < numEntries; i++ )
			{
				idStrStatic< MAX_OSPATH > type;
				file->ReadString( type );
				type.ToLower();
				if( type == "model" )
				{
					idRenderModel* lastModel = ReadBinaryModel( file );
					if( lastModel == NULL )
					{
						loaded = false;
						break;
					}
					renderModelManager->AddModel( lastModel );
					localModels.Append( lastModel );
				}
				else if( type == "shadowmodel" )
				{
					idRenderModel* lastModel = ReadBinaryModel( file );
					if( lastModel == NULL )
					{
						loaded = false;
						break;
					}
					renderModelManager->AddModel( lastModel );
					localModels.Append( lastModel );
				}
				else if( type == "interareaportals" )
				{
					ReadBinaryAreaPortals( file );
				}
				else if( type == "nodes" )
				{
					ReadBinaryNodes( file );
				}
				else
				{
					idLib::Error( "Binary proc file failed, unexpected type %s\n", type.c_str() );
				}
			}
		}
	}
	
	if( !loaded )
	{
	
		src = new( TAG_RENDER ) idLexer( filename, LEXFL_NOSTRINGCONCAT | LEXFL_NODOLLARPRECOMPILE );
		if( !src->IsLoaded() )
		{
			common->Printf( "idRenderWorldLocal::InitFromMap: %s not found\n", filename.c_str() );
			ClearWorld();
			return false;
		}
		
		
		mapName = name;
		mapTimeStamp = currentTimeStamp;
		
		// if we are writing a demo, archive the load command
		if( common->WriteDemo() )
		{
			WriteLoadMap();
		}
		
		if( !src->ReadToken( &token ) || token.Icmp( PROC_FILE_ID ) )
		{
			common->Printf( "idRenderWorldLocal::InitFromMap: bad id '%s' instead of '%s'\n", token.c_str(), PROC_FILE_ID );
			delete src;
			return false;
		}
		
		int numEntries = 0;
		idFileLocal outputFile( fileSystem->OpenFileWrite( generatedFileName, "fs_basepath" ) );
		if( outputFile != NULL )
		{
			int magic = BPROC_MAGIC;
			outputFile->WriteBig( magic );
			outputFile->WriteBig( numEntries );
			outputFile->WriteString( mapName );
			outputFile->WriteBig( mapTimeStamp );
		}
		
		// parse the file
		while( 1 )
		{
			if( !src->ReadToken( &token ) )
			{
				break;
			}
			
			common->UpdateLevelLoadPacifier();
			
			
			if( token == "model" )
			{
				lastModel = ParseModel( src, name, currentTimeStamp, outputFile );
				
				// add it to the model manager list
				renderModelManager->AddModel( lastModel );
				
				// save it in the list to free when clearing this map
				localModels.Append( lastModel );
				
				numEntries++;
				
				continue;
			}
			
			if( token == "shadowModel" )
			{
				lastModel = ParseShadowModel( src, outputFile );
				
				// add it to the model manager list
				renderModelManager->AddModel( lastModel );
				
				// save it in the list to free when clearing this map
				localModels.Append( lastModel );
				
				numEntries++;
				continue;
			}
			
			if( token == "interAreaPortals" )
			{
				ParseInterAreaPortals( src, outputFile );
				
				numEntries++;
				continue;
			}
			
			if( token == "nodes" )
			{
				ParseNodes( src, outputFile );
				
				numEntries++;
				continue;
			}
			
			src->Error( "idRenderWorldLocal::InitFromMap: bad token \"%s\"", token.c_str() );
		}
		
		delete src;
		
		if( outputFile != NULL )
		{
			outputFile->Seek( 0, FS_SEEK_SET );
			int magic = BPROC_MAGIC;
			outputFile->WriteBig( magic );
			outputFile->WriteBig( numEntries );
		}
		
	}
	
	
	
	// if it was a trivial map without any areas, create a single area
	if( !numPortalAreas )
	{
		ClearWorld();
	}
	
	// find the points where we can early-our of reference pushing into the BSP tree
	CommonChildrenArea_r( &areaNodes[0] );
	
	AddWorldModelEntities();
	ClearPortalStates();
	
	// done!
	return true;
}
コード例 #2
0
/*
=================
idRenderWorldLocal::InitFromMap

A NULL or empty name will make a world without a map model, which
is still useful for displaying a bare model
=================
*/
bool idRenderWorldLocal::InitFromMap( const char *name ) {
	idLexer *		src;
	idToken			token;
	idStr			filename;
	idRenderModel *	lastModel;

	// if this is an empty world, initialize manually
	if ( !name || !name[0] ) {
		FreeWorld();
		mapName.Clear();
		ClearWorld();
		return true;
	}


	// load it
	filename = name;
	filename.SetFileExtension( PROC_FILE_EXT );

	// if we are reloading the same map, check the timestamp
	// and try to skip all the work
	ID_TIME_T currentTimeStamp;
	fileSystem->ReadFile( filename, NULL, &currentTimeStamp );

	if ( name == mapName ) {
		if ( currentTimeStamp != FILE_NOT_FOUND_TIMESTAMP && currentTimeStamp == mapTimeStamp ) {
			common->Printf( "idRenderWorldLocal::InitFromMap: retaining existing map\n" );
			FreeDefs();
			TouchWorldModels();
			AddWorldModelEntities();
			ClearPortalStates();
			return true;
		}
		common->Printf( "idRenderWorldLocal::InitFromMap: timestamp has changed, reloading.\n" );
	}

	FreeWorld();

	src = new idLexer( filename, LEXFL_NOSTRINGCONCAT | LEXFL_NODOLLARPRECOMPILE );
	if ( !src->IsLoaded() ) {
		common->Printf( "idRenderWorldLocal::InitFromMap: %s not found\n", filename.c_str() );
		ClearWorld();
		return false;
	}


	mapName = name;
	mapTimeStamp = currentTimeStamp;

	// if we are writing a demo, archive the load command
	if ( session->writeDemo ) {
		WriteLoadMap();
	}

	if ( !src->ReadToken( &token ) || token.Icmp( PROC_FILE_ID ) ) {
		common->Printf( "idRenderWorldLocal::InitFromMap: bad id '%s' instead of '%s'\n", token.c_str(), PROC_FILE_ID );
		delete src;
		return false;
	}

	// parse the file
	while ( 1 ) {
		if ( !src->ReadToken( &token ) ) {
			break;
		}

		if ( token == "model" ) {
			lastModel = ParseModel( src );

			// add it to the model manager list
			renderModelManager->AddModel( lastModel );

			// save it in the list to free when clearing this map
			localModels.Append( lastModel );
			continue;
		}

		if ( token == "shadowModel" ) {
			lastModel = ParseShadowModel( src );

			// add it to the model manager list
			renderModelManager->AddModel( lastModel );

			// save it in the list to free when clearing this map
			localModels.Append( lastModel );
			continue;
		}

		if ( token == "interAreaPortals" ) {
			ParseInterAreaPortals( src );
			continue;
		}

		if ( token == "nodes" ) {
			ParseNodes( src );
			continue;
		}

		src->Error( "idRenderWorldLocal::InitFromMap: bad token \"%s\"", token.c_str() );
	}

	delete src;

	// if it was a trivial map without any areas, create a single area
	if ( !numPortalAreas ) {
		ClearWorld();
	}

	// find the points where we can early-our of reference pushing into the BSP tree
	CommonChildrenArea_r( &areaNodes[0] );

	AddWorldModelEntities();
	ClearPortalStates();

	// done!
	return true;
}