public void OnSceneGUI_DoPaint()
{
Event e = Event.current;
DrawToolbar();
if (DragAndDrop.objectReferences.Length > 0 || // hide brush when user is dragging a prefab into the scene
EditorWindow.mouseOverWindow != SceneView.currentDrawingSceneView || // hide brush when it's not over the scene view
(Tools.current != Tool.Rect && Tools.current != Tool.None))
{
is_tileSetBrush_visible = false;
SceneView.RepaintAll();
return;
}
int control_id = GUIUtility.GetControlID(FocusType.Passive);
HandleUtility.AddDefaultControl(control_id);
EventType current_event_type = Event.current.GetTypeForControl(control_id);
bool is_skip = false;
int save_control = GUIUtility.hotControl;
try
{
if (current_event_type == EventType.Layout)
{
is_skip = true;
}
else if (current_event_type == EventType.ScrollWheel)
{
is_skip = true;
}
if (tileMap.tileSet == null)
{
return;
}
if (!is_skip)
{
if (e.type == EventType.KeyDown)
{
switch (e.keyCode)
{
case TileToolbarConst.Key_FlipH:
TileSetBrushBehaviour.instance.GetOrCreateTileSetBrushBehaviour(tileMap).FlipH(!e.shift);
e.Use(); // Use key event
break;
case TileToolbarConst.Key_FlipV:
TileSetBrushBehaviour.instance.GetOrCreateTileSetBrushBehaviour(tileMap).FlipV(!e.shift);
e.Use(); // Use key event
break;
case TileToolbarConst.Key_Rot90:
TileSetBrushBehaviour.instance.GetOrCreateTileSetBrushBehaviour(tileMap).Rot90(!e.shift);
e.Use(); // Use key event
break;
case TileToolbarConst.Key_Rot90Back:
TileSetBrushBehaviour.instance.GetOrCreateTileSetBrushBehaviour(tileMap).Rot90Back(!e.shift);
e.Use(); // Use key event
break;
case TileToolbarConst.Key_PencilTool:
case TileToolbarConst.Key_LineTool:
case TileToolbarConst.Key_RectTool:
case TileToolbarConst.Key_EllipseTool:
switch (e.keyCode)
{
case TileToolbarConst.Key_PencilTool:
TileSetBrushBehaviour.instance.paint_mode = TileSetBrushPaintMode.Pencil;
break;
case TileToolbarConst.Key_LineTool:
TileSetBrushBehaviour.instance.paint_mode = TileSetBrushPaintMode.Line;
break;
case TileToolbarConst.Key_RectTool:
TileSetBrushBehaviour.instance.paint_mode =
TileSetBrushBehaviour.instance.paint_mode == TileSetBrushPaintMode.Rect
? TileSetBrushPaintMode.FilledRect
: TileSetBrushPaintMode.Rect;//在filledRect和Rect之间切换
break;
case TileToolbarConst.Key_EllipseTool:
TileSetBrushBehaviour.instance.paint_mode =
TileSetBrushBehaviour.instance.paint_mode == TileSetBrushPaintMode.Ellipse
? TileSetBrushPaintMode.FilledEllipse
: TileSetBrushPaintMode.Ellipse;//在FilledEllipse和Ellipse之间切换
break;
}
tileSetBrush_mode = TileMapEditorBrushMode.Paint;
TileToolbar.instance.tileSetBrushToolbar.TriggerButton((int)tileSetBrush_mode);
TileToolbar.instance.tileSetBrushPaintToolbar.TriggerButton((int)TileSetBrushBehaviour.instance
.paint_mode);
e.Use();
break;
}
}
EditorGUIUtility.AddCursorRect(new Rect(0f, 0f, (float)Screen.width, (float)Screen.height),
MouseCursor.Arrow);
GUIUtility.hotControl = control_id;
{
Plane tileMapChunk_plane = new Plane(tileMap.transform.forward, tileMap.transform.position);
Vector2 mouse_pos = Event.current.mousePosition;
mouse_pos.y = Screen.height - mouse_pos.y;
Ray ray = HandleUtility.GUIPointToWorldRay(Event.current.mousePosition);
float distance;
if (tileMapChunk_plane.Raycast(ray, out distance))
{
Rect tile_rect = new Rect(0, 0, tileMap.cell_size.x, tileMap.cell_size.y);
tile_rect.position = tileMap.transform.InverseTransformPoint(ray.GetPoint(distance));
Vector2 tile_pos = tile_rect.position;
if (tile_pos.x < 0)
{
tile_pos.x -= tileMap.cell_size.x;//因为负数是从-1开始的，正数是从0开始的
}
if (tile_pos.y < 0)
{
tile_pos.y -= tileMap.cell_size.y; //因为负数是从-1开始的，正数是从0开始的
}
tile_pos.x -= tile_pos.x % tileMap.cell_size.x; //取整
tile_pos.y -= tile_pos.y % tileMap.cell_size.y; //取整
tile_rect.position = tile_pos;
Vector2 start_pos = new Vector2(Mathf.Min(start_dragging_pos.x, end_dragging_pos.x),
Mathf.Min(start_dragging_pos.y, end_dragging_pos.y));
Vector2 end_pos = new Vector2(Mathf.Max(start_dragging_pos.x, end_dragging_pos.x),
Mathf.Max(start_dragging_pos.y, end_dragging_pos.y));
Vector2 selection_snapped_pos = TileSetBrushUtil.GetSnappedPosition(start_pos, tileMap.cell_size);
Vector2 selection_size = TileSetBrushUtil.GetSnappedPosition(end_pos, tileMap.cell_size) - selection_snapped_pos + tileMap.cell_size;
TileSetBrushBehaviour tileSetBrushBehaviour = TileSetBrushBehaviour.instance.GetOrCreateTileSetBrushBehaviour(tileMap);
// Update brush transform
local_tileSetBrushBehaviour_pos = (Vector2)tileMap.transform.InverseTransformPoint(ray.GetPoint(distance));//设置tileSetBrushBehaviour的position
Vector2 tileSetBrushBehaviour_snapped_pos = TileSetBrushUtil.GetSnappedPosition((tileSetBrushBehaviour.offset + local_tileSetBrushBehaviour_pos), tileMap.cell_size);
tileSetBrushBehaviour.transform.rotation = tileMap.transform.rotation;
tileSetBrushBehaviour.transform.localScale = tileMap.transform.lossyScale;
if (!TileSetBrushBehaviour.instance.is_dragging)//不是拖动的时候
{
tileSetBrushBehaviour.transform.position =
tileMap.transform.TransformPoint(new Vector3(tileSetBrushBehaviour_snapped_pos.x, tileSetBrushBehaviour_snapped_pos.y, -0.01f));
}
int pre_mouse_grid_x = mouse_grid_x;
int pre_mouse_grid_y = mouse_grid_y;
if (e.isMouse)
{
mouse_grid_x = TileSetBrushUtil.GetGridX(local_tileSetBrushBehaviour_pos, tileMap.cell_size);
mouse_grid_y = TileSetBrushUtil.GetGridY(local_tileSetBrushBehaviour_pos, tileMap.cell_size);
}
bool is_mouse_grid_changed = pre_mouse_grid_x != mouse_grid_x || pre_mouse_grid_y != mouse_grid_y;
//Update Fill Preview
if (GetTileSetBrushMode() == TileMapEditorBrushMode.Fill && is_mouse_grid_changed)
{
fill_preview_tile_pos_list.Clear();
TileMapDrawingUtil.FloodFillPreview(tileMap, tileSetBrushBehaviour.offset + local_tileSetBrushBehaviour_pos,
tileSetBrushBehaviour.tileMap.GetTileData(0, 0), fill_preview_tile_pos_list);
}
bool is_modifiers_changed = false;
if (e.isKey)
{
EventModifiers filtered_modifiers = e.modifiers & (EventModifiers.Control | EventModifiers.Alt);
is_modifiers_changed = filtered_modifiers != m_prevEventModifiers;
m_prevEventModifiers = filtered_modifiers;
}
if (
(EditorWindow.focusedWindow ==
EditorWindow.mouseOverWindow
) && // fix painting tiles when closing another window popup over the SceneView like GameObject Selection window
(e.type == EventType.MouseDown || e.type == EventType.MouseDrag && is_mouse_grid_changed ||
e.type == EventType.MouseUp || is_modifiers_changed)
)
{
if (e.button == 0)
{
if (mouseDoubleClick.IsDoubleClick && tileSetBrushBehaviour.tileMap.GridWidth == 1 &&
tileSetBrushBehaviour.tileMap.GridHeight == 1)
{
// Restore previous tiledata modified by Paint, because before the double click, a single click is done before
tileMap.SetTileData(tileSetBrushBehaviour.offset + local_tileSetBrushBehaviour_pos, flood_fill_restored_tileData);
tileSetBrushBehaviour.FloodFill(tileMap, tileSetBrushBehaviour.offset + local_tileSetBrushBehaviour_pos);
}
// Do a brush paint action
else
{
switch (GetTileSetBrushMode())
{
case TileMapEditorBrushMode.Paint:
if (e.type == EventType.MouseDown)
{
flood_fill_restored_tileData = tileMap.GetTileData(mouse_grid_x, mouse_grid_y);
}
if (e.type == EventType.MouseDown)
{
tileSetBrushBehaviour.DoPaintPressed(tileMap, tileSetBrushBehaviour.offset + local_tileSetBrushBehaviour_pos, e.modifiers);
}
else if (e.type == EventType.MouseDrag || is_modifiers_changed &&
TileSetBrushBehaviour.instance.paint_mode != TileSetBrushPaintMode.Pencil)
{
tileSetBrushBehaviour.DoPaintDragged(tileMap, tileSetBrushBehaviour.offset + local_tileSetBrushBehaviour_pos, e.modifiers);
}
else if (e.type == EventType.MouseUp)
{
tileSetBrushBehaviour.DoPaintReleased(tileMap, tileSetBrushBehaviour.offset + local_tileSetBrushBehaviour_pos, e.modifiers);
}
break;
case TileMapEditorBrushMode.Erase:
tileSetBrushBehaviour.Erase(tileMap, tileSetBrushBehaviour.offset + local_tileSetBrushBehaviour_pos);
break;
case TileMapEditorBrushMode.Fill:
tileSetBrushBehaviour.FloodFill(tileMap, tileSetBrushBehaviour.offset + local_tileSetBrushBehaviour_pos);
break;
}
}
}
else if (e.button == 1)
{
if (e.type == EventType.MouseDown)
{
is_dragging = true;
tileSetBrushBehaviour.tileMap.ClearMap();
start_dragging_pos = end_dragging_pos = local_tileSetBrushBehaviour_pos;
}
else
{
end_dragging_pos = local_tileSetBrushBehaviour_pos;
}
}
}
if (e.type == EventType.MouseUp)
{
if (e.button == 1) // right mouse button
{
is_dragging = false;
ResetTileSetBrushMode();
// Copy one tile
if (selection_size.x <= tileMap.cell_size.x && selection_size.y <= tileMap.cell_size.y)
{
uint tileData = tileMap.GetTileData(local_tileSetBrushBehaviour_pos);
//Select the first tile not null if any and select the tilemap
if (e.control && tileMap.parent_tileMapGroup)
{
for (int i = tileMap.parent_tileMapGroup.tileMap_list.Count - 1; i >= 0; --i)
{
var tileMap = this.tileMap.parent_tileMapGroup.tileMap_list[i];
tileData = tileMap.GetTileData(local_tileSetBrushBehaviour_pos);
if (tileData != TileSetConst.TileData_Empty)
{
tileMap.parent_tileMapGroup.selected_tileMap = tileMap;
if (Selection.activeGameObject == this.tileMap.gameObject)
{
Selection.activeGameObject = tileMap.gameObject;
}
break;
}
}
}
if (tileData == TileSetConst.TileData_Empty)
{
tileMap.tileSet.selected_tileId = TileSetConst.TileId_Empty;
tileSetBrushBehaviour.tileMap.SetTileData(0, 0, TileSetConst.TileData_Empty);
}
else
{
int brushId = TileSetUtil.GetTileSetBrushIdFromTileData(tileData);
int tileId = TileSetUtil.GetTileIdFromTileData(tileData);
// Select the copied tile in the tileset
if (brushId > 0 && !e.alt) //NOTE: if Alt is held, the tile is selected instead
{
tileMap.tileSet.selected_tileSetBrushId = brushId;
}
else
{
tileMap.tileSet.selected_tileId = tileId;
tileSetBrushBehaviour.tileMap.SetTileData(0, 0,
tileData & ~TileSetConst.TileDataMask_TileSetBrushId); // keep tile flags
}
}
// Cut tile if key shift is pressed
if (e.shift)
{
int startGridX = TileSetBrushUtil.GetGridX(start_pos, tileMap.cell_size);
int startGridY = TileSetBrushUtil.GetGridY(start_pos, tileMap.cell_size);
tileSetBrushBehaviour.CutRect(tileMap, startGridX, startGridY, startGridX, startGridY);
}
tileSetBrushBehaviour.tileMap.UpdateMesh();
tileSetBrushBehaviour.offset = Vector2.zero;
}
// copy a rect of tiles
else
{
int startGridX = TileSetBrushUtil.GetGridX(start_pos, tileMap.cell_size);
int startGridY = TileSetBrushUtil.GetGridY(start_pos, tileMap.cell_size);
int endGridX = TileSetBrushUtil.GetGridX(end_pos, tileMap.cell_size);
int endGridY = TileSetBrushUtil.GetGridY(end_pos, tileMap.cell_size);
// Cut tile if key shift is pressed
if (e.shift)
{
tileSetBrushBehaviour.CutRect(tileMap, startGridX, startGridY, endGridX, endGridY);
}
else
{
tileSetBrushBehaviour.CopyRect(tileMap, startGridX, startGridY, endGridX, endGridY);
}
tileSetBrushBehaviour.offset.x = end_dragging_pos.x > start_dragging_pos.x
? -(endGridX - startGridX) * tileMap.cell_size.x
: 0f;
tileSetBrushBehaviour.offset.y = end_dragging_pos.y > start_dragging_pos.y
? -(endGridY - startGridY) * tileMap.cell_size.y
: 0f;
}
}
}
if (is_dragging)
{
Rect rGizmo = new Rect(selection_snapped_pos, selection_size);
DrawUtil.HandlesDrawSolidRectangleWithOutline(rGizmo, new Color(), Color.white, tileMap.transform);
}
else // Draw brush border
{
Rect rBound = new Rect(tileSetBrushBehaviour.tileMap.tileMapBounds.min,
tileSetBrushBehaviour.tileMap.tileMapBounds.size);
Color fillColor;
switch (GetTileSetBrushMode())
{
case TileMapEditorBrushMode.Paint:
fillColor = new Color(0, 0, 0, 0);
break;
case TileMapEditorBrushMode.Erase:
fillColor = new Color(1f, 0f, 0f, 0.1f);
break;
case TileMapEditorBrushMode.Fill:
fillColor = new Color(1f, 1f, 0f, 0.2f);
break;
default:
fillColor = new Color(0, 0, 0, 0);
break;
}
DrawUtil.HandlesDrawSolidRectangleWithOutline(rBound, fillColor, new Color(1, 1, 1, 0.2f),
tileSetBrushBehaviour.transform);
}
}
}
if (current_event_type == EventType.MouseDrag && Event.current.button < 2) // 2 is for central mouse button
{
// avoid dragging the map
Event.current.Use();
}
}
}
catch (Exception exception)
{
Debug.LogException(exception);
}
SceneView.RepaintAll();
GUIUtility.hotControl = save_control;
}
//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");
}
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);
}
}
}
//Note: this is doing the same as FloodFill but not saving data in the tilemap, only saving the filled points and returning a list
public static void FloodFillPreview(TileMap tilemap, int gridX, int gridY, uint tileData, List <Vector2> outFilledPoints, uint maxPoints = uint.MaxValue)
{
if (
gridX >= tilemap.min_grid_x && gridX <= tilemap.max_grid_x &&
gridY >= tilemap.min_grid_y && gridY <= tilemap.max_grid_y
)
{
bool[] filledPoints = new bool[tilemap.GridWidth * tilemap.GridHeight];
LinkedList <Point> check = new LinkedList <Point>();
uint floodFrom = tilemap.GetTileData(gridX, gridY);
outFilledPoints.Add(Vector2.Scale(new Vector2(gridX, gridY), tilemap.cell_size));
filledPoints[(gridY - tilemap.min_grid_y) * tilemap.GridWidth + gridX - tilemap.min_grid_x] = true;
bool isBrush = TileSetUtil.GetTileSetBrushIdFromTileData(floodFrom) != 0;
if (
isBrush ?
TileSetUtil.GetTileSetBrushIdFromTileData(floodFrom) != TileSetUtil.GetTileSetBrushIdFromTileData(tileData)
:
floodFrom != tileData
)
{
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);
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 (filledPoints[(next.Y - tilemap.min_grid_y) * tilemap.GridWidth + next.X - tilemap.min_grid_x])
{
continue; // skip already filled points
}
uint nextTileData = tilemap.GetTileData(next.X, next.Y);
if (
isBrush ?
TileSetUtil.GetTileSetBrushIdFromTileData(floodFrom) == TileSetUtil.GetTileSetBrushIdFromTileData(nextTileData)
:
floodFrom == nextTileData
)
{
check.AddLast(next);
filledPoints[(next.Y - tilemap.min_grid_y) * tilemap.GridWidth + next.X - tilemap.min_grid_x] = true;
outFilledPoints.Add(Vector2.Scale(new Vector2(next.X, next.Y), tilemap.cell_size));
if (outFilledPoints.Count >= maxPoints)
{
return;
}
}
}
}
}
}
}
}
