Method processCache

Engine/source/lighting/common/sceneLighting.cpp:927–1027

}

void SceneLighting::processCache()
{
	// get size in kb
	S32 quota = Con::getIntVariable("$sceneLighting::cacheSize", -1);

	Vector<CacheEntry> files;

   Vector<String> fileNames;
   Torque::FS::FindByPattern(Torque::Path(Platform::getMainDotCsDir()), "*.ml", true, fileNames);

   S32 curCacheSize = 0;

   for(S32 i = 0;i < fileNames.size();++i)
   {
      if(! Torque::FS::IsFile(fileNames[i]))
         continue;

      Torque::FS::FileNodeRef fileNode = Torque::FS::GetFileNode(fileNames[i]);
      if(fileNode == NULL)
         continue;

      if(dStrstr(fileNames[i], mFileName) == 0)
      {
         // Don't allow the current file to be removed
         CacheEntry entry;
         entry.mFileObject = fileNode;
         entry.mFileName = StringTable->insert(fileNames[i]);
         files.push_back(entry);
      }
      else
         curCacheSize += fileNode->getSize();
   }

	// remove old files
	for(S32 i = files.size() - 1; i >= 0; i--)
	{
		FileStream *stream;
      if((stream = FileStream::createAndOpen( files[i].mFileObject->getName(), Torque::FS::File::Read )) == NULL)
         continue;

		// read in the version
		U32 version;
		bool ok = (stream->read(&version) && (version == PersistInfo::smFileVersion));
		delete stream;

		// ok?
		if(ok)
			continue;

		// no sneaky names
		if(!dStrstr(files[i].mFileName, ".."))
		{
			Con::warnf("Removing old lighting file '%s'.", files[i].mFileName);
			dFileDelete(files[i].mFileName);
		}

		files.pop_back();
	}