public void Erase(int gx, int gy, int layer)
{
Chunk chunk = Layers[layer].GetOrCreateChunk(gx, gy, false);
if (chunk == null)
{
return;
}
int chunkGridX = (gx < 0 ? -gx - 1 : gx) % CHUNK_SIZE;
int chunkGridY = (gy < 0 ? -gy - 1 : gy) % CHUNK_SIZE;
if (gx < 0)
{
chunkGridX = CHUNK_SIZE - 1 - chunkGridX;
}
if (gy < 0)
{
chunkGridY = CHUNK_SIZE - 1 - chunkGridY;
}
if (chunk.GetTile(chunkGridX, chunkGridY) == 0)
{
return;
}
if (UndoEnabled && IsRecordingCommand)
{
if (currentRecordingCommand == null)
{
currentRecordingCommand = new Command();
}
var oldID = chunk.GetTile(chunkGridX, chunkGridY);
var match = currentRecordingCommand.TileChanges.Find(n => n != null && n.Layer == layer && n.Position.x == gx && n.Position.y == gy);
if (match == null)
{
match = new Command.TileData()
{
Position = new Vector2Int(gx, gy),
LastTile = oldID,
NewTile = 0,
Layer = layer
};
currentRecordingCommand.TileChanges.Add(match);
}
else
{
match.NewTile = 0;
}
}
chunk.Erase(chunkGridX, chunkGridY);
UpdateBitmask(gx, gy, layer);
UpdateAllNeighborsBitmask(gx, gy, layer);
SetVariation(gx, gy, 0, layer);
if (AutoTrim)
{
Layers[layer].TrimInvoke = true;
}
}
public void SetTile(int gx, int gy, byte idx, int layer)
{
if (Layers[layer].Tileset.GetTile(idx) == null)
{
return;
}
Chunk chunk = Layers[layer].GetOrCreateChunk(gx, gy);
int chunkGridX = (gx < 0 ? -gx - 1 : gx) % CHUNK_SIZE;
int chunkGridY = (gy < 0 ? -gy - 1 : gy) % CHUNK_SIZE;
if (gx < 0)
{
chunkGridX = CHUNK_SIZE - 1 - chunkGridX;
}
if (gy < 0)
{
chunkGridY = CHUNK_SIZE - 1 - chunkGridY;
}
if (chunk.GetTile(chunkGridX, chunkGridY) == idx)
{
return;
}
var genVariation = chunk.GetTile(chunkGridX, chunkGridY) != idx;
if (UndoEnabled && IsRecordingCommand)
{
if (currentRecordingCommand == null)
{
currentRecordingCommand = new Command();
}
var oldID = chunk.GetTile(chunkGridX, chunkGridY);
var newID = idx;
var match = currentRecordingCommand.TileChanges.Find(n => n != null && n.Layer == layer && n.Position.x == gx && n.Position.y == gy);
if (match == null)
{
match = new Command.TileData()
{
Position = new Vector2Int(gx, gy),
LastTile = oldID,
NewTile = idx,
Layer = layer
};
currentRecordingCommand.TileChanges.Add(match);
}
else
{
match.NewTile = idx;
}
}
chunk.SetTile(chunkGridX, chunkGridY, idx);
if (Layers[layer].Tileset.GetTile(idx).Type == BlockType.Overlap)
{
UpdateBitmask(gx, gy, layer);
UpdateAllNeighborsBitmask(gx, gy, layer);
}
if (genVariation)
{
GenVariation(gx, gy, layer);
}
Layers[layer].TrimInvoke = true;
}
