public static void DrawLine(STETilemap tilemap, int x0, int y0, int x1, int y1, uint[,] tileData, bool randomize = false)
{
int w = tileData.GetLength(0);
int h = tileData.GetLength(1);
TilemapDrawingUtils.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]);
return(true);
}
);
}
public void FloodFill(Tilemap tilemap, Vector2 localPos, uint tileData)
{
if (IsUndoEnabled)
{
#if UNITY_EDITOR
Undo.RecordObject(tilemap, Tilemap.k_UndoOpName + tilemap.name);
Undo.RecordObjects(tilemap.GetComponentsInChildren <TilemapChunk>(), Tilemap.k_UndoOpName + tilemap.name);
#endif
}
tilemap.IsUndoEnabled = IsUndoEnabled;
TilemapDrawingUtils.FloodFill(tilemap, localPos, tileData);
tilemap.UpdateMeshImmediate();
tilemap.IsUndoEnabled = false;
}
public static void DrawLine(Tilemap tilemap, Vector2 locPosA, Vector2 locPosB, uint[,] tileData)
{
int w = tileData.GetLength(0);
int h = tileData.GetLength(1);
int x0 = TilemapUtils.GetGridX(tilemap, locPosA);
int y0 = TilemapUtils.GetGridY(tilemap, locPosA);
int x1 = TilemapUtils.GetGridX(tilemap, locPosB);
int y1 = TilemapUtils.GetGridY(tilemap, locPosB);
TilemapDrawingUtils.Line(x0, y0, x1, y1,
(x, y) =>
{
tilemap.SetTileData(x, y, tileData[(x % w + w) % w, (y % h + h) % h]);
return(true);
}
);
}
public static void DrawEllipse(Tilemap tilemap, Vector2 locPosA, Vector2 locPosB, uint[,] tileData, bool isFilled)
{
int w = tileData.GetLength(0);
int h = tileData.GetLength(1);
int x0 = TilemapUtils.GetGridX(tilemap, locPosA);
int y0 = TilemapUtils.GetGridY(tilemap, locPosA);
int x1 = TilemapUtils.GetGridX(tilemap, locPosB);
int y1 = TilemapUtils.GetGridY(tilemap, locPosB);
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;
}
//
TilemapDrawingUtils.Ellipse(x0, y0, x1, y1, isFilled,
(x, y) =>
{
tilemap.SetTileData(x + xf, y + yf, tileData[((x + xf) % w + w) % w, ((y + yf) % h + h) % h]);
return(true);
}
);
}
public static void DrawEllipse(STETilemap 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;
}
//
TilemapDrawingUtils.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 DoPaintDragged(STETilemap tilemap, Vector2 localPos, EventModifiers modifiers = default(EventModifiers))
{
//Debug.Log("DoPaintDragged (" + TilemapUtils.GetGridX(tilemap, localPos) + "," + TilemapUtils.GetGridY(tilemap, localPos) + ")");
bool isSingleEmptyTile = BrushTilemap.GridWidth == 1 && BrushTilemap.GridHeight == 1 && BrushTilemap.GetTileData(0, 0) == Tileset.k_TileData_Empty;
if (m_paintMode == eBrushPaintMode.Pencil || isSingleEmptyTile)
{
Paint(tilemap, localPos);
}
else
{
if (m_isDragging)
{
BrushTilemap.ClearMap();
Vector2 brushLocPos = tilemap.transform.InverseTransformPoint(transform.position);
Vector2 startPos = BrushUtil.GetSnappedPosition(m_pressedPosition, BrushTilemap.CellSize) + BrushTilemap.CellSize / 2f - brushLocPos;
Vector2 endPos = BrushUtil.GetSnappedPosition(localPos, BrushTilemap.CellSize) + BrushTilemap.CellSize / 2f - brushLocPos;
bool isCtrl = (modifiers & EventModifiers.Control) != 0;
bool isShift = (modifiers & EventModifiers.Shift) != 0;
switch (m_paintMode)
{
case eBrushPaintMode.Line:
if (isCtrl)
{
TilemapDrawingUtils.DrawLineMirrored(BrushTilemap, startPos, endPos, m_brushPattern);
}
else
{
TilemapDrawingUtils.DrawLine(BrushTilemap, startPos, endPos, m_brushPattern);
}
break;
case eBrushPaintMode.Rect:
case eBrushPaintMode.FilledRect:
case eBrushPaintMode.Ellipse:
case eBrushPaintMode.FilledEllipse:
if (isShift)
{
Vector2 vTemp = endPos - startPos;
float absX = Mathf.Abs(vTemp.x);
float absY = Mathf.Abs(vTemp.y);
vTemp.x = (absX > absY) ? vTemp.x : Mathf.Sign(vTemp.x) * absY;
vTemp.y = Mathf.Sign(vTemp.y) * Mathf.Abs(vTemp.x);
endPos = startPos + vTemp;
}
if (isCtrl)
{
startPos = 2f * startPos - endPos;
}
if (m_paintMode == eBrushPaintMode.Rect || m_paintMode == eBrushPaintMode.FilledRect)
{
TilemapDrawingUtils.DrawRect(BrushTilemap, startPos, endPos, m_brushPattern, m_paintMode == eBrushPaintMode.FilledRect, (modifiers & EventModifiers.Alt) != 0);
}
else if (m_paintMode == eBrushPaintMode.Ellipse || m_paintMode == eBrushPaintMode.FilledEllipse)
{
TilemapDrawingUtils.DrawEllipse(BrushTilemap, startPos, endPos, m_brushPattern, m_paintMode == eBrushPaintMode.FilledEllipse);
}
break;
}
BrushTilemap.UpdateMeshImmediate();
}
}
}
private void DoPaintInspector()
{
Event e = Event.current;
Tilemap tilemap = (Tilemap)target;
if (DoToolBar() ||
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
{
m_brushVisible = false;
SceneView.RepaintAll();
return;
}
int controlID = GUIUtility.GetControlID(FocusType.Passive);
HandleUtility.AddDefaultControl(controlID);
EventType currentEventType = Event.current.GetTypeForControl(controlID);
bool skip = false;
int saveControl = GUIUtility.hotControl;
try
{
if (currentEventType == EventType.Layout)
{
skip = true;
}
else if (currentEventType == EventType.ScrollWheel)
{
skip = true;
}
if (tilemap.Tileset == null)
{
return;
}
if (!skip)
{
if (e.type == EventType.KeyDown)
{
if (e.keyCode == ShortcutKeys.k_FlipH)
{
BrushBehaviour.GetOrCreateBrush(tilemap).FlipH(!e.shift);
e.Use(); // Use key event
}
else if (e.keyCode == ShortcutKeys.k_FlipV)
{
BrushBehaviour.GetOrCreateBrush(tilemap).FlipV(!e.shift);
e.Use(); // Use key event
}
else if (e.keyCode == ShortcutKeys.k_Rot90)
{
BrushBehaviour.GetOrCreateBrush(tilemap).Rot90(!e.shift);
e.Use(); // Use key event
}
else if (e.keyCode == ShortcutKeys.k_Rot90Back)
{
BrushBehaviour.GetOrCreateBrush(tilemap).Rot90Back(!e.shift);
e.Use(); // Use key event
}
}
EditorGUIUtility.AddCursorRect(new Rect(0f, 0f, (float)Screen.width, (float)Screen.height), MouseCursor.Arrow);
GUIUtility.hotControl = controlID;
{
Plane chunkPlane = new Plane(tilemap.transform.forward, tilemap.transform.position);
Vector2 mousePos = Event.current.mousePosition; mousePos.y = Screen.height - mousePos.y;
Ray ray = HandleUtility.GUIPointToWorldRay(Event.current.mousePosition);
float dist;
if (chunkPlane.Raycast(ray, out dist))
{
Rect rTile = new Rect(0, 0, m_tilemap.CellSize.x, m_tilemap.CellSize.y);
rTile.position = tilemap.transform.InverseTransformPoint(ray.GetPoint(dist));
Vector2 tilePos = rTile.position;
if (tilePos.x < 0)
{
tilePos.x -= m_tilemap.CellSize.x;
}
if (tilePos.y < 0)
{
tilePos.y -= m_tilemap.CellSize.y;
}
tilePos.x -= tilePos.x % m_tilemap.CellSize.x;
tilePos.y -= tilePos.y % m_tilemap.CellSize.y;
rTile.position = tilePos;
Vector2 startPos = new Vector2(Mathf.Min(m_startDragging.x, m_endDragging.x), Mathf.Min(m_startDragging.y, m_endDragging.y));
Vector2 endPos = new Vector2(Mathf.Max(m_startDragging.x, m_endDragging.x), Mathf.Max(m_startDragging.y, m_endDragging.y));
Vector2 selectionSnappedPos = BrushUtil.GetSnappedPosition(startPos, m_tilemap.CellSize);
Vector2 selectionSize = BrushUtil.GetSnappedPosition(endPos, m_tilemap.CellSize) - selectionSnappedPos + m_tilemap.CellSize;
BrushBehaviour brush = BrushBehaviour.GetOrCreateBrush(tilemap);
// Update brush transform
m_localPaintPos = (Vector2)tilemap.transform.InverseTransformPoint(ray.GetPoint(dist));
Vector2 brushSnappedPos = BrushUtil.GetSnappedPosition(brush.Offset + m_localPaintPos, m_tilemap.CellSize);
brush.transform.rotation = tilemap.transform.rotation;
brush.transform.localScale = tilemap.transform.lossyScale;
brush.transform.position = tilemap.transform.TransformPoint(new Vector3(brushSnappedPos.x, brushSnappedPos.y, -0.01f));
//---
int prevMouseGridX = m_mouseGridX;
int prevMouseGridY = m_mouseGridY;
if (e.isMouse)
{
m_mouseGridX = BrushUtil.GetGridX(m_localPaintPos, tilemap.CellSize);
m_mouseGridY = BrushUtil.GetGridY(m_localPaintPos, tilemap.CellSize);
}
bool isMouseGridChanged = prevMouseGridX != m_mouseGridX || prevMouseGridY != m_mouseGridY;
//Update Fill Preview
if (GetBrushMode() == eBrushMode.Fill && isMouseGridChanged)
{
m_fillPreview.Clear();
TilemapDrawingUtils.FloodFillPreview(tilemap, brush.Offset + m_localPaintPos, brush.BrushTilemap.GetTileData(0, 0), m_fillPreview);
}
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 && isMouseGridChanged)
)
{
if (e.button == 0)
{
if (m_dblClick.IsDblClick && brush.BrushTilemap.GridWidth == 1 && brush.BrushTilemap.GridHeight == 1)
{
// Restore previous tiledata modified by Paint, because before the double click, a single click is done before
tilemap.SetTileData(brush.Offset + m_localPaintPos, m_floodFillRestoredTileData);
brush.FloodFill(tilemap, brush.Offset + m_localPaintPos, brush.BrushTilemap.GetTileData(0, 0));
}
// Do a brush paint action
else
{
switch (GetBrushMode())
{
case eBrushMode.Paint:
m_floodFillRestoredTileData = tilemap.GetTileData(m_mouseGridX, m_mouseGridY);
brush.Paint(tilemap, brush.Offset + m_localPaintPos);
break;
case eBrushMode.Erase:
brush.Erase(tilemap, brush.Offset + m_localPaintPos);
break;
case eBrushMode.Fill:
brush.FloodFill(tilemap, brush.Offset + m_localPaintPos, brush.BrushTilemap.GetTileData(0, 0));
break;
}
}
}
else if (e.button == 1)
{
if (e.type == EventType.MouseDown)
{
m_isDragging = true;
brush.BrushTilemap.ClearMap();
m_startDragging = m_endDragging = m_localPaintPos;
}
else
{
m_endDragging = m_localPaintPos;
}
}
}
else if (e.type == EventType.MouseUp)
{
if (e.button == 1) // right mouse button
{
m_isDragging = false;
ResetBrushMode();
// Copy one tile
if (selectionSize.x <= m_tilemap.CellSize.x && selectionSize.y <= m_tilemap.CellSize.y)
{
uint tileData = tilemap.GetTileData(m_localPaintPos);
if (tileData == Tileset.k_TileData_Empty)
{
tilemap.Tileset.SelectedTileId = Tileset.k_TileId_Empty;
brush.BrushTilemap.SetTileData(0, 0, Tileset.k_TileData_Empty);
}
else
{
int brushId = Tileset.GetBrushIdFromTileData(tileData);
int tileId = Tileset.GetTileIdFromTileData(tileData);
// Select the copied tile in the tileset, alternating between the brush and the tile drawn by the brush
if (brushId > 0 && brushId != tilemap.Tileset.SelectedBrushId)
{
tilemap.Tileset.SelectedBrushId = brushId;
}
else
{
tilemap.Tileset.SelectedTileId = tileId;
brush.BrushTilemap.SetTileData(0, 0, tileData & ~Tileset.k_TileDataMask_BrushId); // keep tile flags
}
}
// Cut tile if key shift is pressed
if (e.shift)
{
int startGridX = BrushUtil.GetGridX(startPos, m_tilemap.CellSize);
int startGridY = BrushUtil.GetGridY(startPos, m_tilemap.CellSize);
brush.CutRect(tilemap, startGridX, startGridY, startGridX, startGridY);
}
brush.BrushTilemap.UpdateMesh();
brush.Offset = Vector2.zero;
}
// copy a rect of tiles
else
{
int startGridX = BrushUtil.GetGridX(startPos, m_tilemap.CellSize);
int startGridY = BrushUtil.GetGridY(startPos, m_tilemap.CellSize);
int endGridX = BrushUtil.GetGridX(endPos, m_tilemap.CellSize);
int endGridY = BrushUtil.GetGridY(endPos, m_tilemap.CellSize);
// Cut tile if key shift is pressed
if (e.shift)
{
brush.CutRect(tilemap, startGridX, startGridY, endGridX, endGridY);
}
else
{
brush.CopyRect(tilemap, startGridX, startGridY, endGridX, endGridY);
}
brush.Offset.x = m_endDragging.x > m_startDragging.x ? -(endGridX - startGridX) * tilemap.CellSize.x : 0f;
brush.Offset.y = m_endDragging.y > m_startDragging.y ? -(endGridY - startGridY) * tilemap.CellSize.y : 0f;
}
}
}
if (m_isDragging)
{
Rect rGizmo = new Rect(selectionSnappedPos, selectionSize);
HandlesEx.DrawRectWithOutline(tilemap.transform, rGizmo, new Color(), Color.white);
}
else // Draw brush border
{
Rect rBound = new Rect(brush.BrushTilemap.MapBounds.min, brush.BrushTilemap.MapBounds.size);
Color fillColor;
switch (GetBrushMode())
{
case eBrushMode.Paint:
fillColor = new Color(0, 0, 0, 0);
break;
case eBrushMode.Erase:
fillColor = new Color(1f, 0f, 0f, 0.1f);
break;
case eBrushMode.Fill:
fillColor = new Color(1f, 1f, 0f, 0.2f);
break;
default:
fillColor = new Color(0, 0, 0, 0);
break;
}
HandlesEx.DrawRectWithOutline(brush.transform, rBound, fillColor, new Color(1, 1, 1, 0.2f));
}
}
}
if (currentEventType == EventType.MouseDrag && Event.current.button < 2) // 2 is for central mouse button
{
// avoid dragging the map
Event.current.Use();
}
}
}
// Avoid loosing the hotControl because of a triggered exception
catch (System.Exception ex)
{
Debug.LogException(ex);
}
SceneView.RepaintAll();
GUIUtility.hotControl = saveControl;
}
public static void DrawRect(Tilemap tilemap, Vector2 locPosA, Vector2 locPosB, uint[,] tileData, bool isFilled, bool is9Sliced = false)
{
int w = tileData.GetLength(0);
int h = tileData.GetLength(1);
int x0 = TilemapUtils.GetGridX(tilemap, locPosA);
int y0 = TilemapUtils.GetGridY(tilemap, locPosA);
int x1 = TilemapUtils.GetGridX(tilemap, locPosB);
int y1 = TilemapUtils.GetGridY(tilemap, locPosB);
if (x0 > x1)
{
Swap <int>(ref x0, ref x1);
}
if (y0 > y1)
{
Swap <int>(ref y0, ref y1);
}
TilemapDrawingUtils.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
{
tilemap.SetTileData(x, y, tileData[(x % w + w) % w, (y % h + h) % h]);
}
return(true);
}
);
}
public static void DrawRect(STETilemap 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);
}
TilemapDrawingUtils.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
{
if (randomize)
{
tilemap.SetTileData(x, y, tileData[w > 2 ? Random.Range(1, w - 1) : cx, h > 2 ? Random.Range(1, h - 1) : cy]);
}
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);
}
);
}
