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Add example for RecordScreenAsGIF

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This commit is contained in:
Hajime Hoshi 2014-12-28 00:52:24 +09:00
parent 6f5d106b37
commit 4bf4b0c264
1 changed files with 19 additions and 0 deletions
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19
ebitenutil/gif.go
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@ -56,6 +56,25 @@ func (r *recorder) update(screen *ebiten.Image) error {
// RecordScreenAsGIF returns updating function with recording the screen as an animation GIF image.
//
// This encodes each screen at each frame and may slows the application.
//
// Here is the example to record initial 120 frames of your game:
//
// func update(screen *ebiten.Image) error {
// // ...
// }
//
// func main() {
// out, err := os.Create("output.gif")
// if err != nil {
// log.Fatal(err)
// }
// defer out.Close()
//
// update := RecordScreenAsGIF(update, out, 120)
// if err := ebiten.Run(update, 320, 240, 2, "Your game's title"); err != nil {
// log.Fatal(err)
// }
// }
func RecordScreenAsGIF(update func(*ebiten.Image) error, out io.Writer, frameNum int) func(*ebiten.Image) error {
r := &recorder{
inner: update,