69 lines
1.2 KiB
Go
69 lines
1.2 KiB
Go
package main
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import (
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"image"
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_ "image/png"
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"os"
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"github.com/faiface/pixel"
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"github.com/faiface/pixel/pixelgl"
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"golang.org/x/image/colornames"
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)
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// Picture Loader helper
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// If we wanted to decode more types, we'd have to import them
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// Such as "image/jpeg"
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func loadPicture(path string) (pixel.Picture, error) {
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file, err := os.Open(path)
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if err != nil {
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return nil, err
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}
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defer file.Close()
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img, _, err := image.Decode(file)
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if err != nil {
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return nil, err
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}
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return pixel.PictureDataFromImage(img), nil
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}
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func run() {
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cfg := pixelgl.WindowConfig{
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Title: "Pixel Rocks!",
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Bounds: pixel.R(0, 0, 1024, 768),
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VSync: true,
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}
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win, err := pixelgl.NewWindow(cfg)
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if err != nil {
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panic(err)
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}
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pic, err := loadPicture("vim-go.png")
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if err != nil {
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panic(err)
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}
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//We choose pic.Bounds() because we want
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//The whole thing
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sprite := pixel.NewSprite(pic, pic.Bounds())
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win.Clear(colornames.Black)
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// At this point just know that pixel.IM
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// Means "no spacial transformations"
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//sprite.Draw(win, pixel.IM)
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//We'll give it some changes this time
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sprite.Draw(win, pixel.IM.Moved(win.Bounds().Center()))
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for !win.Closed() {
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win.Update()
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}
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}
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func main() {
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pixelgl.Run(run)
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}
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