func (t *Tetrimino) draw(w *gc.Window, o Orientation) { var p []Coord p = t.bitmaps[o] /* switch o { case North: p = t.bitmaps[Norhtt.North case East: p = t.East case West: p = t.West case South: p = t.South } */ for _, p := range p { w.MoveAddChar(p.y, p.x, '*') } }