public void SetTileData(int locGridX, int locGridY, uint tileData)
{
if (locGridX >= 0 && locGridX < m_width && locGridY >= 0 && locGridY < m_height)
{
int tileIdx = locGridY * m_width + locGridX;
int tileId = (int)(tileData & Tileset.k_TileDataMask_TileId);
Tile tile = Tileset.GetTile(tileId);
int prevTileId = (int)(m_tileDataList[tileIdx] & Tileset.k_TileDataMask_TileId);
Tile prevTile = Tileset.GetTile(prevTileId);
int brushId = Tileset.GetBrushIdFromTileData(tileData);
int prevBrushId = Tileset.GetBrushIdFromTileData(m_tileDataList[tileIdx]);
if (brushId != prevBrushId ||
brushId == 0) //NOTE: because of the autotiling mode, neighbour tiles could be affected by this change, even if the tile is not a brush
{
if (!s_currUpdatedTilechunk) // avoid this is chunks is being Updated from FillMeshData
{
// Refresh Neighbors ( and itself if needed )
for (int yf = -1; yf <= 1; ++yf)
{
for (int xf = -1; xf <= 1; ++xf)
{
if ((xf | yf) == 0)
{
if (brushId > 0)
{
// Refresh itself
tileData = (tileData & ~Tileset.k_TileFlag_Updated);
}
}
else
{
int gx = (locGridX + xf);
int gy = (locGridY + yf);
int idx = gy * m_width + gx;
bool isInsideChunk = (gx >= 0 && gx < m_width && gy >= 0 && gy < m_height);
uint neighborTileData = isInsideChunk ? m_tileDataList[idx] : ParentTilemap.GetTileData(GridPosX + locGridX + xf, GridPosY + locGridY + yf);
int neighborBrushId = (int)((neighborTileData & Tileset.k_TileDataMask_BrushId) >> 16);
TilesetBrush neighborBrush = ParentTilemap.Tileset.FindBrush(neighborBrushId);
if (neighborBrush != null &&
(neighborBrush.AutotileWith(ParentTilemap.Tileset, neighborBrushId, tileData) || neighborBrush.AutotileWith(ParentTilemap.Tileset, neighborBrushId, m_tileDataList[tileIdx])))
{
neighborTileData = (neighborTileData & ~Tileset.k_TileFlag_Updated); // force a refresh
if (isInsideChunk)
{
m_tileDataList[idx] = neighborTileData;
}
else
{
ParentTilemap.SetTileData(GridPosX + gx, GridPosY + gy, neighborTileData);
}
}
}
}
}
}
}
else if (brushId > 0)
{
// Refresh itself
tileData = (tileData & ~Tileset.k_TileFlag_Updated);
}
m_needsRebuildMesh |= (m_tileDataList[tileIdx] != tileData) || (tileData & Tileset.k_TileDataMask_TileId) == Tileset.k_TileId_Empty;
m_needsRebuildColliders |= m_needsRebuildMesh &&
(
(prevBrushId > 0) || (brushId > 0) || // there is a brush (a brush could change the collider data later)
(tile != null && tile.collData.type != eTileCollider.None) || (prevTile != null && prevTile.collData.type != eTileCollider.None) // prev. or new tile has colliders
);
if (ParentTilemap.ColliderType != eColliderType.None && m_needsRebuildColliders)
{
// Refresh Neighbors tilechunk colliders, to make the collider autotiling
// Only if neighbor is outside this tilechunk
for (int yf = -1; yf <= 1; ++yf)
{
for (int xf = -1; xf <= 1; ++xf)
{
if ((xf | yf) != 0) // skip this tile position xf = yf = 0
{
int gx = (locGridX + xf);
int gy = (locGridY + yf);
bool isInsideChunk = (gx >= 0 && gx < m_width && gy >= 0 && gy < m_height);
if (!isInsideChunk)
{
ParentTilemap.InvalidateChunkAt(GridPosX + gx, GridPosY + gy, false, true);
}
}
}
}
}
// Update tile data
m_tileDataList[tileIdx] = tileData;
if (!STETilemap.DisableTilePrefabCreation)
{
// Create tile Objects
if (tile != null && tile.prefabData.prefab != null)
{
CreateTileObject(tileIdx, tile.prefabData);
}
else
{
DestroyTileObject(tileIdx);
}
}
TilesetBrush brush = ParentTilemap.Tileset.FindBrush(brushId);
if (brushId != prevBrushId)
{
TilesetBrush prevBrush = ParentTilemap.Tileset.FindBrush(prevBrushId);
if (prevBrush != null)
{
prevBrush.OnErase(this, locGridX, locGridY, tileData, prevBrushId);
}
}
if (brush != null)
{
tileData = brush.OnPaint(this, locGridX, locGridY, tileData);
}
}
}