func (i *Image) Pixels(context *opengl.Context) ([]uint8, error) {
// Flush the enqueued commands so that pixels are certainly read.
if err := theCommandQueue.Flush(context); err != nil {
return nil, err
}
f := i.framebuffer
return context.FramebufferPixels(f.native, f.width, f.height)
}
func (f *Framebuffer) Pixels(c *opengl.Context) ([]uint8, error) {
w, h := f.Size()
w, h = NextPowerOf2Int(w), NextPowerOf2Int(h)
return c.FramebufferPixels(f.native, w, h)
}