public bool InvalidateChunkAt(int grid_x, int grid_y, bool is_invalidate_mesh = true, bool is_invalidate_mesh_collider = true)
{
TileMapChunk tileMapChunk = GetOrCreateTileMapChunk(grid_x, grid_y);
if (tileMapChunk != null)
{
tileMapChunk.InvalidateMesh();
tileMapChunk.InvalidateMeshCollider();
return(true);
}
return(false);
}
private void BuildTileMapChunkCacheDict()
{
tileMapChunk_cache_dict.Clear();
for (int i = 0; i < transform.childCount; ++i)
{
TileMapChunk tileMapChunk = transform.GetChild(i).GetComponent <TileMapChunk>();
if (tileMapChunk)
{
Vector2Int chunk_xy = tileMapChunk.GetChunkXY();
uint key = GetTileMapChunkKey(chunk_xy);
tileMapChunk_cache_dict[key] = tileMapChunk;
}
}
}
private TileMapChunk GetOrCreateTileMapChunk(int world_grid_x, int world_grid_y, bool is_create_if_doesnt_exist = false)
{
if (tileMapChunk_cache_dict.Count == 0 && transform.childCount > 0)
{
BuildTileMapChunkCacheDict();
}
Vector2Int chunk_xy = TileMapChunkUtil.GetChunkXY(world_grid_x, world_grid_y);
TileMapChunk tileMapChunk = null;
uint key = GetTileMapChunkKey(chunk_xy);
tileMapChunk_cache_dict.TryGetValue(key, out tileMapChunk);
if (tileMapChunk == null && is_create_if_doesnt_exist)
{
string chunk_name = string.Format("{0}_{1}", chunk_xy.x, chunk_xy.y);
GameObject chunk_gameObject = new GameObject(chunk_name);
if (is_undo_enabled)
{
#if UNITY_EDITOR
Undo.RegisterCreatedObjectUndo(chunk_gameObject, TileMapConst.Undo_Operation_Name + name);
#endif
}
tileMapChunk = chunk_gameObject.AddComponent <TileMapChunk>();
chunk_gameObject.transform.parent = transform;
Vector2Int offset_grid_xy = TileMapChunkUtil.GetOffsetGridXY(chunk_xy);
tileMapChunk.offset_grid_x = offset_grid_xy.x;
tileMapChunk.offset_grid_y = offset_grid_xy.y;
chunk_gameObject.transform.localPosition = new Vector2(tileMapChunk.offset_grid_x * cell_size.x, tileMapChunk.offset_grid_y * cell_size.y);
chunk_gameObject.transform.localRotation = Quaternion.identity;
chunk_gameObject.transform.localScale = Vector3.one;
chunk_gameObject.hideFlags = gameObject.hideFlags | HideFlags.HideInHierarchy;
if (Application.isPlaying)
{
tileMapChunk.Reset();
}
tileMapChunk.parent_tileMap = this;
tileMapChunk.SetDimensions(TileMapConst.TileMapChunk_Size, TileMapConst.TileMapChunk_Size);
tileMapChunk.SetSharedMaterial(material);
tileMapChunk.SortingLayerID = sortingLayer;
tileMapChunk.OrderInLayer = orderInLayer;
tileMapChunk.UpdateRendererProperties();
tileMapChunk_cache_dict[key] = tileMapChunk;
}
return(tileMapChunk);
}
public uint GetTileData(int world_grid_x, int world_grid_y)
{
TileMapChunk tileMapChunk = GetOrCreateTileMapChunk(world_grid_x, world_grid_y);
if (tileMapChunk == null)
{
return(TileSetConst.TileData_Empty);
}
else
{
Vector2Int local_grid_xy = TileMapChunkUtil.GetLocalGridXYOfChunk(world_grid_x, world_grid_y);
int local_grid_x = local_grid_xy.x;
int local_grid_y = local_grid_xy.y;
if (world_grid_x < 0)
{
local_grid_x = TileMapConst.TileMapChunk_Size - 1 - local_grid_x;
}
if (world_grid_y < 0)
{
local_grid_y = TileMapConst.TileMapChunk_Size - 1 - local_grid_y;
}
return(tileMapChunk.GetTileData(local_grid_x, local_grid_y));
}
}
public virtual uint OnPaint(TileMapChunk chunk, int chunkGx, int chunkGy, uint tileData)
{
return(tileData);
}
public virtual void OnErase(TileMapChunk chunk, int chunkGx, int chunkGy, uint tileData, int brushId)
{
;
}