message: fix(dirtyrect): not apply tolerance on zero area paint rect
diff: @@ -287,11 +287,13 @@ class Displayable<Props extends DisplayableProps = DisplayableProps> extends Ele
  // For the accuracy tolerance of text height or line joint point
  const tolerance = this._dirtyRectTolerance;
  + if (!rect.isZero()) {
  rect.x = Math.floor(rect.x - tolerance);
  rect.y = Math.floor(rect.y - tolerance);
  rect.width = Math.ceil(rect.width + 1 + tolerance * 2);
  rect.height = Math.ceil(rect.height + 1 + tolerance * 2);
  }
  + }
  return rect;
  }
  