code: func (cb CommandBuffer) MakeBlitCommandEncoder() BlitCommandEncoder {
  	return BlitCommandEncoder{CommandEncoder{C.CommandBuffer_MakeBlitCommandEncoder(cb.commandBuffer)}}
  }
docs: // MakeBlitCommandEncoder creates an encoder object that can encode
  // memory operation (blit) commands into this command buffer.
  //
  // Reference: https://developer.apple.com/documentation/metal/mtlcommandbuffer/1443001-makeblitcommandencoder.