private void ShiftChunks(Vector2Int focalChunkOffset)
{
var shiftedChunks = new GridChunk[3, 3];
ForEachLoadedChunkSlot(slot =>
{
var oldChunk = _loadedChunkSlots[slot.x, slot.y];
if (oldChunk != null)
{
var newChunkPosition = slot - focalChunkOffset;
if (LoadedChunkSlotExists(newChunkPosition) == false)
{
oldChunk.Dispose();
return;
}
oldChunk.MoveTo(newChunkPosition * ChunkSize);
shiftedChunks[newChunkPosition.x, newChunkPosition.y] = oldChunk;
}
});
_loadedChunkSlots = shiftedChunks;
}
private void LoadChunks()
{
ForEachLoadedChunkSlot(slot =>
{
var scenePosition = new Vector2Int(slot.x * ChunkSize, slot.y * ChunkSize);
var chunkPosition = _focalChunkPosition + new Vector2Int(slot.x - 1, slot.y - 1);
if (ChunkPositionIsOutsideGrid(chunkPosition) || ChunkIsLoaded(chunkPosition))
{
return;
}
var newChunk = new GridChunk(ChunkSize, chunkPosition, scenePosition, _cellGenerator);
_loadedChunkSlots[slot.x, slot.y] = newChunk;
});
}
