private void RemoveOccludedNeighbours(Int32 positionCode)
{
// The map set can cause neighboured voxels to be occluded
// if so delete that from GPU.
Action <Int32> checkAndRemoveNeighbour = (Int32 pos) => { if (!_map.IsEmpty(pos) && _map.IsOccluded(pos))
{
_deleteList.Add(new Voxel(pos, _map.Get(pos)));
}
};
checkAndRemoveNeighbour(positionCode - 1);
checkAndRemoveNeighbour(positionCode + 1);
checkAndRemoveNeighbour(positionCode - _map.SizeX);
checkAndRemoveNeighbour(positionCode + _map.SizeX);
checkAndRemoveNeighbour(positionCode - _map.SizeX * _map.SizeY);
checkAndRemoveNeighbour(positionCode + _map.SizeX * _map.SizeY);
}
