public void CutRect(TileMap tilemap, int startGridX, int startGridY, int endGridX, int endGridY)
{
if (is_undo_enabled)
{
#if UNITY_EDITOR
Undo.RecordObject(tilemap, TileMapConst.Undo_Operation_Name + tilemap.name);
Undo.RecordObjects(tilemap.GetComponentsInChildren <TileMapChunk>(),
TileMapConst.Undo_Operation_Name + tilemap.name);
#endif
}
tilemap.is_undo_enabled = is_undo_enabled;
for (int gridY = startGridY; gridY <= endGridY; ++gridY)
{
for (int gridX = startGridX; gridX <= endGridX; ++gridX)
{
tileMap.SetTileData(gridX - startGridX, gridY - startGridY, tilemap.GetTileData(gridX, gridY));
tilemap.SetTileData(gridX, gridY, TileSetConst.TileData_Empty);
}
}
tileMap.UpdateMeshImmediate();
tilemap.UpdateMeshImmediate();
tilemap.is_undo_enabled = false;
}
public void Erase(TileMap tileMap, Vector2 local_pos)
{
int minGridX = this.tileMap.min_grid_x;
int minGridY = this.tileMap.min_grid_y;
int maxGridX = this.tileMap.max_grid_x;
int maxGridY = this.tileMap.max_grid_y;
if (is_undo_enabled)
{
#if UNITY_EDITOR
Undo.RecordObject(tileMap, TileMapConst.Undo_Operation_Name + tileMap.name);
Undo.RecordObjects(tileMap.GetComponentsInChildren <TileMapChunk>(),
TileMapConst.Undo_Operation_Name + tileMap.name);
#endif
}
tileMap.is_undo_enabled = is_undo_enabled;
int dstGy = TileSetBrushUtil.GetGridY(local_pos, tileMap.cell_size);
for (int gridY = minGridY; gridY <= maxGridY; ++gridY, ++dstGy)
{
int dstGx = TileSetBrushUtil.GetGridY(local_pos, tileMap.cell_size);
for (int gridX = minGridX; gridX <= maxGridX; ++gridX, ++dstGx)
{
tileMap.SetTileData(dstGx, dstGy, TileSetConst.TileData_Empty);
}
}
tileMap.UpdateMeshImmediate();
tileMap.is_undo_enabled = false;
}
public static void DrawLineMirrored(TileMap tilemap, int x0, int y0, int x1, int y1, uint[,] tileData, bool randomize = false)
{
int w = tileData.GetLength(0);
int h = tileData.GetLength(1);
TileMapDrawingUtil.Line(x0, y0, x1, y1,
(x, y) =>
{
int dataIdx0 = randomize ? Random.Range(0, w) : (x % w + w) % w;
int dataIdx1 = randomize ? Random.Range(0, h) : (y % h + h) % h;
tilemap.SetTileData(x, y, tileData[dataIdx0, dataIdx1]);
dataIdx0 = randomize ? Random.Range(0, w) : ((x0 - x) % w + w) % w;
dataIdx1 = randomize ? Random.Range(0, h) : ((y0 - y) % h + h) % h;
tilemap.SetTileData(x0 - x, y0 - y, tileData[dataIdx0, dataIdx1]);
return(true);
}
);
}
public void Paint(TileMap tileMap, Vector2 local_pos, bool skipEmptyTiles = false)
{
int min_grid_x = this.tileMap.min_grid_x;
int min_grid_y = this.tileMap.min_grid_y;
int max_grid_x = this.tileMap.max_grid_x;
int max_grid_y = this.tileMap.max_grid_y;
if (is_undo_enabled)
{
#if UNITY_EDITOR
Undo.RecordObject(tileMap, TileMapConst.Undo_Operation_Name + tileMap.name);
Undo.RecordObjects(tileMap.GetComponentsInChildren <TileMapChunk>(),
TileMapConst.Undo_Operation_Name + tileMap.name);
#endif
}
tileMap.is_undo_enabled = is_undo_enabled;
int target_grid_y = TileSetBrushUtil.GetGridY(local_pos, tileMap.cell_size);
bool is_do_paint_empty =
this.tileMap.GridWidth == 1 && this.tileMap.GridHeight == 1 || // don't copy empty tiles
brushPattern != null && brushPattern.GetLength(0) == 1 &&
brushPattern.GetLength(1) == 1; // unless the brush size is one
is_do_paint_empty &= !skipEmptyTiles;
for (int grid_y = min_grid_y; grid_y <= max_grid_y; ++grid_y, ++target_grid_y)
{
int target_grid_x = TileSetBrushUtil.GetGridX(local_pos, tileMap.cell_size);
for (int grid_x = min_grid_x; grid_x <= max_grid_x; ++grid_x, ++target_grid_x)
{
uint tileData = this.tileMap.GetTileData(grid_x, grid_y);
if (
is_do_paint_empty ||
tileData != TileSetConst.TileData_Empty
)
{
tileMap.SetTileData(target_grid_x, target_grid_y, tileData);
}
}
}
tileMap.UpdateMeshImmediate();
tileMap.is_undo_enabled = false;
}
public static void DrawEllipse(TileMap tilemap, int x0, int y0, int x1, int y1, uint[,] tileData, bool isFilled, bool randomize = false)
{
int w = tileData.GetLength(0);
int h = tileData.GetLength(1);
int xf = 0;
int yf = 0;
//fix for cases where x1 x2 y1 or y2 are negative or x1 > x2 or y1 > y2
// NOTE: I tested this only for case x1 == y1 == 0
if (x0 > x1)
{
Swap <int>(ref x0, ref x1);
}
if (y0 > y1)
{
Swap <int>(ref y0, ref y1);
}
if (x0 < 0)
{
xf = x0; x0 = 0; x1 -= xf;
}
if (y0 < 0)
{
yf = y0; y0 = 0; y1 -= yf;
}
//
TileMapDrawingUtil.Ellipse(x0, y0, x1, y1, isFilled,
(x, y) =>
{
int dataIdx0 = randomize ? Random.Range(0, w) : ((x + xf) % w + w) % w;
int dataIdx1 = randomize ? Random.Range(0, h) : ((y + yf) % h + h) % h;
tilemap.SetTileData(x + xf, y + yf, tileData[dataIdx0, dataIdx1]);
return(true);
}
);
}
public void SetTileData(int local_grid_x, int local_grid_y, uint tileData)
{
if (local_grid_x >= 0 && local_grid_x < width && local_grid_y >= 0 && local_grid_y < height)
{
int tile_index = local_grid_y * width + local_grid_x;
int tileId = (int)(tileData & TileSetConst.TileDataMask_TileId);
Tile tile = tileSet.GetTile(tileId);
int prev_tileId = (int)(tileData_list[tile_index] & TileSetConst.TileDataMask_TileId);
Tile prev_tile = tileSet.GetTile(prev_tileId);
int brushId = TileSetUtil.GetTileSetBrushIdFromTileData(tileData);
int prev_brushId = TileSetUtil.GetTileSetBrushIdFromTileData(tileData_list[tile_index]);
if (brushId != prev_brushId)
{
if (!current_updated_tileMapChunk) // avoid this is chunks is being Updated from FillMeshData
{
// Refresh Neighbors ( and itself if needed )
for (int y_offset = -1; y_offset <= 1; ++y_offset)
{
for (int x_offset = -1; x_offset <= 1; ++x_offset)
{
if ((x_offset | y_offset) == 0)
{
if (brushId > 0)
{
// Refresh itself
tileData = (tileData & ~TileSetConst.TileFlag_Updated);
}
}
else
{
int grid_x = (local_grid_x + x_offset);
int grid_y = (local_grid_y + y_offset);
int index = grid_y * width + grid_x;
bool is_inside_chunk = (grid_x >= 0 && grid_x < width && grid_y >= 0 && grid_y < height);
uint neighbor_tileData = is_inside_chunk ? tileData_list[index] : parent_tileMap.GetTileData(offset_grid_x + local_grid_x + x_offset, offset_grid_y + local_grid_y + y_offset);
int neighbor_brushId = (int)((neighbor_tileData & TileSetConst.TileDataMask_TileSetBrushId) >> 16);
TileSetBrush neighbor_tileSetBrush = parent_tileMap.tileSet.FindTileSetBrush(neighbor_brushId);
//if (brush != null && brush.AutotileWith(brushId, neighborBrushId) || prevBrush != null && prevBrush.AutotileWith(prevBrushId, neighborBrushId))
if (neighbor_tileSetBrush != null &&
(neighbor_tileSetBrush.AutoTileWith(neighbor_brushId, brushId) || neighbor_tileSetBrush.AutoTileWith(neighbor_brushId, prev_brushId)))
{
neighbor_tileData = (neighbor_tileData & ~TileSetConst.TileFlag_Updated); // force a refresh
if (is_inside_chunk)
{
tileData_list[index] = neighbor_tileData;
}
else
{
parent_tileMap.SetTileData(offset_grid_x + grid_x, offset_grid_y + grid_y, neighbor_tileData);
}
}
}
}
}
}
}
else if (brushId > 0)
{
// Refresh itself
tileData = (tileData & ~TileSetConst.TileFlag_Updated);
}
is_need_rebuild_mesh |= (tileData_list[tile_index] != tileData) || (tileData & TileSetConst.TileDataMask_TileId) == TileSetConst.TileId_Empty;
is_need_rebuild_colliders |= is_need_rebuild_mesh &&
(
(prev_brushId > 0) || (brushId > 0) || // there is a brush (a brush could change the collider data later)
(tile != null && tile.tileColliderData.type != TileColliderType.None) || (prev_tile != null && prev_tile.tileColliderData.type != TileColliderType.None) // prev. or new tile has colliders
);
if (parent_tileMap.tileMapColliderType != TileMapColliderType.None && is_need_rebuild_colliders)
{
// Refresh Neighbors tilechunk colliders, to make the collider autotiling
// Only if neighbor is outside this tilechunk
for (int y_offset = -1; y_offset <= 1; ++y_offset)
{
for (int x_offset = -1; x_offset <= 1; ++x_offset)
{
if ((x_offset | y_offset) != 0) // skip this tile position xf = yf = 0
{
int grid_x = (local_grid_x + x_offset);
int grid_y = (local_grid_y + y_offset);
bool is_inside_chunk = (grid_x >= 0 && grid_x < width && grid_y >= 0 && grid_y < height);
if (!is_inside_chunk)
{
parent_tileMap.InvalidateChunkAt(offset_grid_x + grid_x, offset_grid_y + grid_y, false, true);
}
}
}
}
}
// Update tile data
tileData_list[tile_index] = tileData;
if (!TileMap.Is_Disable_Tile_Prefab_Creation)
{
// Create tile Objects
if (tile != null && tile.tilePrefabData.prefab != null)
{
CreateTileObject(tile_index, tile.tilePrefabData);
}
else
{
DestroyTileObject(tile_index);
}
}
TileSetBrush brush = parent_tileMap.tileSet.FindTileSetBrush(brushId);
if (brushId != prev_brushId)
{
TileSetBrush prevBrush = parent_tileMap.tileSet.FindTileSetBrush(prev_brushId);
if (prevBrush != null)
{
prevBrush.OnErase(this, local_grid_x, local_grid_y, tileData, prev_brushId);
}
}
if (brush != null)
{
tileData = brush.OnPaint(this, local_grid_x, local_grid_y, tileData);
}
}
}
public static void DrawRect(TileMap tilemap, int x0, int y0, int x1, int y1, uint[,] tileData, bool isFilled, bool is9Sliced = false, bool randomize = false)
{
int w = tileData.GetLength(0);
int h = tileData.GetLength(1);
if (x0 > x1)
{
Swap <int>(ref x0, ref x1);
}
if (y0 > y1)
{
Swap <int>(ref y0, ref y1);
}
TileMapDrawingUtil.Rect(x0, y0, x1, y1, isFilled,
(x, y) =>
{
if (is9Sliced)
{
if (x == x0 && y == y0)
{
tilemap.SetTileData(x, y, tileData[0, 0]);
}
else if (x == x0 && y == y1)
{
tilemap.SetTileData(x, y, tileData[0, h - 1]);
}
else if (x == x1 && y == y0)
{
tilemap.SetTileData(x, y, tileData[w - 1, 0]);
}
else if (x == x1 && y == y1)
{
tilemap.SetTileData(x, y, tileData[w - 1, h - 1]);
}
else
{
int cw = w - 2;
int ch = h - 2;
int cx = cw >= 1 ? 1 + (x % cw + cw) % cw : (x % w + w) % w;
int cy = ch >= 1 ? 1 + (y % ch + ch) % ch : (y % h + h) % h;
if (x == x0)
{
tilemap.SetTileData(x, y, tileData[0, cy]);
}
else if (x == x1)
{
tilemap.SetTileData(x, y, tileData[w - 1, cy]);
}
else if (y == y0)
{
tilemap.SetTileData(x, y, tileData[cx, 0]);
}
else if (y == y1)
{
tilemap.SetTileData(x, y, tileData[cx, h - 1]);
}
else
{
tilemap.SetTileData(x, y, tileData[cx, cy]);
}
}
}
else
{
int dataIdx0 = randomize ? Random.Range(0, w) : (x % w + w) % w;
int dataIdx1 = randomize ? Random.Range(0, h) : (y % h + h) % h;
tilemap.SetTileData(x, y, tileData[dataIdx0, dataIdx1]);
}
return(true);
}
);
}
//https://social.msdn.microsoft.com/Forums/en-US/9d926a16-0051-4ca3-b77c-8095fb489ae2/flood-fill-c?forum=csharplanguage
public static void FloodFill(TileMap tilemap, int gridX, int gridY, uint[,] tileData, bool randomize = false)
{
float timeStamp;
timeStamp = Time.realtimeSinceStartup;
//float callTimeStamp = timeStamp;
int patternW = tileData.GetLength(0);
int patternH = tileData.GetLength(1);
LinkedList <Point> check = new LinkedList <Point>();
uint floodFrom = tilemap.GetTileData(gridX, gridY);
int dataIdx0 = randomize ? Random.Range(0, patternW) : (gridX % patternW + patternW) % patternW;
int dataIdx1 = randomize ? Random.Range(0, patternH) : (gridY % patternH + patternH) % patternH;
tilemap.SetTileData(gridX, gridY, tileData[dataIdx0, dataIdx1]);
bool isBrush = TileSetUtil.GetTileSetBrushIdFromTileData(floodFrom) != 0;
//Debug.Log(" Flood Fill Starts +++++++++++++++ ");
if (
(patternW > 0 && patternH > 0) &&
isBrush ?
TileSetUtil.GetTileSetBrushIdFromTileData(floodFrom) != TileSetUtil.GetTileSetBrushIdFromTileData(tileData[0, 0])
:
floodFrom != tileData[0, 0]
)
{
check.AddLast(new Point(gridX, gridY));
while (check.Count > 0)
{
Point cur = check.First.Value;
check.RemoveFirst();
foreach (Point off in new Point[] {
new Point(0, -1), new Point(0, 1),
new Point(-1, 0), new Point(1, 0)
})
{
Point next = new Point(cur.X + off.X, cur.Y + off.Y);
uint nextTileData = tilemap.GetTileData(next.X, next.Y);
if (
next.X >= tilemap.min_grid_x && next.X <= tilemap.max_grid_x &&
next.Y >= tilemap.min_grid_y && next.Y <= tilemap.max_grid_y
)
{
if (
isBrush ?
TileSetUtil.GetTileSetBrushIdFromTileData(floodFrom) == TileSetUtil.GetTileSetBrushIdFromTileData(nextTileData)
:
floodFrom == nextTileData
)
{
check.AddLast(next);
dataIdx0 = randomize ? Random.Range(0, patternW) : (next.X % patternW + patternW) % patternW;
dataIdx1 = randomize ? Random.Range(0, patternH) : (next.Y % patternH + patternH) % patternH;
tilemap.SetTileData(next.X, next.Y, tileData[dataIdx0, dataIdx1]);
}
}
}
float timePast = Time.realtimeSinceStartup - timeStamp;
if (timePast > k_timeToAbortFloodFill)
{
#if UNITY_EDITOR
int result = UnityEditor.EditorUtility.DisplayDialogComplex("FloodFill is taking too much time", "Do you want to continue for another " + k_timeToAbortFloodFill + " seconds?", "Wait", "Cancel", "Wait and Don't ask again");
if (result == 0)
{
timeStamp = Time.realtimeSinceStartup;
}
else if (result == 1)
{
break;
}
else if (result == 2)
{
timeStamp = float.MaxValue;
}
#else
check.Clear();
#endif
}
}
}
//Debug.Log("FloodFill Time " + (int)((Time.realtimeSinceStartup - callTimeStamp) * 1000) + "ms");
}