protected override void OnPaint(float dt, Vec2 pos)
{
base.OnPaint(dt, pos);
if (this.m_painting == ToolPaint.PaintingMode.Plus)
{
TerrainManipulator.SetHeight(pos, this.m_height, this.m_brush);
return;
}
TerrainManipulator.Average(pos, this.m_brush);
}