code: func CopyPixels(x int32, y int32, width int32, height int32, xtype uint32) {
  	C.glowCopyPixels(gpCopyPixels, (C.GLint)(x), (C.GLint)(y), (C.GLsizei)(width), (C.GLsizei)(height), (C.GLenum)(xtype))
  }
docs: // copy pixels in the frame buffer