mirror of
https://github.com/hajimehoshi/ebiten.git
synced 2024-12-27 20:28:54 +01:00
81 lines
2.2 KiB
HTML
81 lines
2.2 KiB
HTML
<!DOCTYPE html>
|
|
<link rel="shortcut icon" href="../favicon.png" type="image/png" >
|
|
<link rel="icon" href="../favicon.png" type="image/png" >
|
|
<title>Ebiten example - mosaic</title>
|
|
<link rel="stylesheet" href="/stylesheets/bootstrap.min.css">
|
|
<link rel="stylesheet" href="/stylesheets/ebiten.css">
|
|
|
|
<header class="navbar"><div class="container">
|
|
<div class="navbar-header">
|
|
<a class="navbar-brand" href="/">Ebiten</a>
|
|
</div>
|
|
</header>
|
|
|
|
<main><div class="container">
|
|
|
|
<h1>Ebiten example - mosaic</h1>
|
|
<iframe src="mosaic.content.html" width="640" height="480"></iframe>
|
|
<pre><code>// +build example
|
|
|
|
package main
|
|
|
|
import (
|
|
_ "image/jpeg"
|
|
"log"
|
|
|
|
"github.com/hajimehoshi/ebiten"
|
|
"github.com/hajimehoshi/ebiten/ebitenutil"
|
|
)
|
|
|
|
const (
|
|
screenWidth = 320
|
|
screenHeight = 240
|
|
)
|
|
|
|
const mosaicRatio = 16
|
|
|
|
var (
|
|
gophersImage *ebiten.Image
|
|
gophersRenderTarget *ebiten.Image
|
|
)
|
|
|
|
func update(screen *ebiten.Image) error {
|
|
op := &ebiten.DrawImageOptions{}
|
|
op.GeoM.Scale(1.0/mosaicRatio, 1.0/mosaicRatio)
|
|
if err := gophersRenderTarget.DrawImage(gophersImage, op); err != nil {
|
|
return err
|
|
}
|
|
op = &ebiten.DrawImageOptions{}
|
|
op.GeoM.Scale(mosaicRatio, mosaicRatio)
|
|
if err := screen.DrawImage(gophersRenderTarget, op); err != nil {
|
|
return err
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func main() {
|
|
var err error
|
|
gophersImage, _, err = ebitenutil.NewImageFromFile("_resources/images/gophers.jpg", ebiten.FilterNearest)
|
|
if err != nil {
|
|
log.Fatal(err)
|
|
}
|
|
w, h := gophersImage.Size()
|
|
gophersRenderTarget, err = ebiten.NewImage(w/mosaicRatio, h/mosaicRatio, ebiten.FilterNearest)
|
|
if err != nil {
|
|
log.Fatal(err)
|
|
}
|
|
if err := ebiten.Run(update, screenWidth, screenHeight, 2, "Mosaic (Ebiten Demo)"); err != nil {
|
|
log.Fatal(err)
|
|
}
|
|
}
|
|
</code></pre>
|
|
|
|
</div></main>
|
|
|
|
<footer><div class="container">
|
|
<p>© 2013 Hajime Hoshi</p>
|
|
<p>Code is licensed under <a href="https://github.com/hajimehoshi/ebiten/blob/master/LICENSE">Apache License 2.0</a>.</p>
|
|
<p>The content of this page is licensed under <a href="https://creativecommons.org/licenses/by/4.0/">the Creative Commons Attribution 4.0 License</a>.</p>
|
|
</div></footer>
|
|
|