code: func (ml MetalLayer) SetDrawableSize(width, height int) {
  	C.MetalLayer_SetDrawableSize(ml.metalLayer, C.double(width), C.double(height))
  }
docs: // SetDrawableSize sets the size, in pixels, of textures for rendering layer content.
  //
  // Reference: https://developer.apple.com/documentation/quartzcore/cametallayer/1478174-drawablesize.