package main import ( "github.com/hajimehoshi/go-ebiten" "github.com/hajimehoshi/go-ebiten/example/game/blank" "github.com/hajimehoshi/go-ebiten/example/game/input" "github.com/hajimehoshi/go-ebiten/example/game/monochrome" "github.com/hajimehoshi/go-ebiten/example/game/rects" "github.com/hajimehoshi/go-ebiten/example/game/rotating" "github.com/hajimehoshi/go-ebiten/example/game/sprites" "github.com/hajimehoshi/go-ebiten/example/game/testpattern" "github.com/hajimehoshi/go-ebiten/graphics" "github.com/hajimehoshi/go-ebiten/ui/cocoa" "os" "runtime" "sync" "time" ) func main() { runtime.GOMAXPROCS(runtime.NumCPU()) gameName := "" if 2 <= len(os.Args) { gameName = os.Args[1] } var game ebiten.Game switch gameName { case "blank": game = blank.New() case "input": game = input.New() case "monochrome": game = monochrome.New() case "rects": game = rects.New() default: fallthrough case "rotating": game = rotating.New() case "sprites": game = sprites.New() case "testpattern": game = testpattern.New() } const screenWidth = 256 const screenHeight = 240 const screenScale = 2 const fps = 60 const title = "Ebiten Demo" ui := cocoa.New(screenWidth, screenHeight, screenScale, title) ui.InitTextures(game.InitTextures) lock := sync.Mutex{} go func() { frameTime := time.Duration(int64(time.Second) / int64(fps)) tick := time.Tick(frameTime) for { <-tick ui.Update(func(c ebiten.GameContext) { lock.Lock() defer lock.Unlock() game.Update(c) }) } }() for { ui.PollEvents() ui.Draw(func(c graphics.Context) { lock.Lock() defer lock.Unlock() game.Draw(c) }) } }