public bool isLoaded(Chunk chunk, BufferChunkFunc bufferFunc)
{
DrawChunk dc = findDrawChunk(chunk);
if (dc != null)
{
if (chunk.changeNumber == dc.changeNumber)
{
dc.lastFrameUsed = Renderer.frameNumber;
return(true);
}
//it's out of date, remove it to trigger a reload
updateChunk(chunk, bufferFunc);
return(true);
}
//it's been requested, we're working on it
if (myRequestedIds.Contains(chunk.key))
{
return(true);
}
return(false);
}
public void updateChunk(Chunk chunk, BufferChunkFunc bufferfunc)
{
removeChunk(chunk);
DrawChunk dc = bufferfunc(chunk);
lock (myLock)
{
myLoadedChunks[chunk.key] = dc;
}
}
public async void loadChunk(Chunk chunk, BufferChunkFunc bufferFunc)
{
if (myRequestedIds.Contains(chunk.key) == true) //already requested
{
return;
}
lock (myLock)
{
myRequestedIds.Add(chunk.key);
}
DrawChunk dc = await bufferChunkAsync(chunk, bufferFunc);
//DrawChunk dc = bufferFunc(chunk);
//finished the async call
lock (myLock)
{
myLoadedChunks[chunk.key] = dc;
myRequestedIds.Remove(chunk.key);
}
}
public Task <DrawChunk> bufferChunkAsync(Chunk chunk, BufferChunkFunc bufferFunc)
{
return(Task.Run(() => bufferFunc(chunk)));
}