Golang glfw3.SwapInterval函数代码示例

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本文整理汇总了Golang中github.com/go-gl/glfw3.SwapInterval函数的典型用法代码示例。如果您正苦于以下问题：Golang SwapInterval函数的具体用法？Golang SwapInterval怎么用？Golang SwapInterval使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了SwapInterval函数的17个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: Open

func (self *OpenGLWindow) Open() {
	var err error
	if !glfw.Init() {
		panic(errors.New("Unable to initialize GLFW"))
	}

	glfw.SetErrorCallback(func(code glfw.ErrorCode, desc string) {
		log.Printf("[GLFW Error] (%d) %s", code, desc)
	})

	var monitor *glfw.Monitor
	if self.config.Fullscreen {
		monitor, err = glfw.GetPrimaryMonitor()

		if err != nil {
			panic(err)
		}
	}

	glfw.WindowHint(glfw.ContextVersionMajor, 4)
	glfw.WindowHint(glfw.ContextVersionMinor, 1)
	glfw.WindowHint(glfw.OpenglProfile, glfw.OpenglCoreProfile)
	glfw.WindowHint(glfw.OpenglForwardCompatible, glfw.True)

	// Default buffer sizes
	glfw.WindowHint(glfw.DepthBits, 32)
	glfw.WindowHint(glfw.StencilBits, 0)

	// Toggle VSync. Turning VSync off aparently doesn't work via glfw through
	// some ATI cards and drivers
	if self.config.VSync {
		glfw.SwapInterval(1)
	} else {
		glfw.SwapInterval(0)
	}

	self.window, err = glfw.CreateWindow(
		int(self.config.Width), int(self.config.Height),
		"Project Slartibartfast",
		monitor,
		nil)

	if err != nil {
		panic(err)
	}

	self.window.MakeContextCurrent()

	if glewError := gl.Init(); glewError != 0 {
		panic(errors.New("Unable to initialize OpenGL"))
	}
}

开发者ID:jasonroelofs，项目名称:slartibartfast，代码行数:52，代码来源:opengl_window.go

示例2: main

func main() {
	glfw.SetErrorCallback(errorCallback)

	if !glfw.Init() {
		panic("Can't init glfw!")
	}
	defer glfw.Terminate()

	window, err := glfw.CreateWindow(800, 640, "MyGui", nil, nil)
	if err != nil {
		panic(err)
	}
	window.MakeContextCurrent()

	glfw.SwapInterval(1)
	gl.Init()

	mvp := prepareModelViewProjection(800, 640)

	prepareScene()
	dt := float64(0)
	glfw.SetTime(dt)

	for !window.ShouldClose() {
		dt = glfw.GetTime()
		glfw.SetTime(0)
		updateScene(dt)
		drawScene(mvp, dt)
		window.SwapBuffers()
		glfw.PollEvents()
	}
}

开发者ID:andrebq，项目名称:exp，代码行数:32，代码来源:main.go

示例3: main

func main() {

	if !glfw.Init() {
		log.Fatal("glfw failed to initialize")
	}
	defer glfw.Terminate()

	window, err := glfw.CreateWindow(640, 480, "Deformable", nil, nil)
	if err != nil {
		log.Fatal(err.Error())
	}

	window.MakeContextCurrent()
	glfw.SwapInterval(1)
	window.SetMouseButtonCallback(handleMouseButton)
	window.SetKeyCallback(handleKeyDown)
	window.SetInputMode(glfw.Cursor, glfw.CursorHidden)

	gl.Init()
	initGL()

	i := 16
	m = GenerateMap(1600/i, 1200/i, i)
	for running && !window.ShouldClose() {

		x, y := window.GetCursorPosition()

		if drawing != 0 {
			m.Add(int(x)+int(camera[0]), int(y)+int(camera[1]), drawing, brushSizes[currentBrushSize])
		}

		gl.Clear(gl.COLOR_BUFFER_BIT)
		gl.LoadIdentity()

		gl.PushMatrix()
		gl.PushAttrib(gl.CURRENT_BIT | gl.ENABLE_BIT | gl.LIGHTING_BIT | gl.POLYGON_BIT | gl.LINE_BIT)
		gl.Translatef(-camera[0], -camera[1], 0)
		m.Draw()
		gl.PopAttrib()
		gl.PopMatrix()

		gl.PushAttrib(gl.COLOR_BUFFER_BIT)
		gl.LineWidth(2)
		gl.Enable(gl.BLEND)
		gl.BlendFunc(gl.ONE_MINUS_DST_COLOR, gl.ZERO)
		// gl.Enable(gl.LINE_SMOOTH)
		// gl.Hint(gl.LINE_SMOOTH_HINT, gl.NICEST)

		gl.Translatef(float32(x), float32(y), 0)

		gl.EnableClientState(gl.VERTEX_ARRAY)
		gl.VertexPointer(2, gl.DOUBLE, 0, cursorVerts)
		gl.DrawArrays(gl.LINE_LOOP, 0, 24)
		gl.PopAttrib()

		window.SwapBuffers()
		glfw.PollEvents()
	}

}

开发者ID:sixthgear，项目名称:deformable，代码行数:60，代码来源:main.go

示例4: main

func main() {
	runtime.LockOSThread()
	defer runtime.UnlockOSThread()
	defer glfw.Terminate()

	mandala.Verbose = true

	if !glfw.Init() {
		panic("Can't init glfw!")
	}

	// Enable OpenGL ES 2.0.
	glfw.WindowHint(glfw.ClientApi, glfw.OpenglEsApi)
	glfw.WindowHint(glfw.ContextVersionMajor, 2)
	window, err := glfw.CreateWindow(Width, Height, "gltext black-box testing", nil, nil)
	if err != nil {
		panic(err)
	}

	glfw.SwapInterval(0)
	mandala.Init(window)

	go prettytest.Run(new(testing.T), testlib.NewTestSuite(outputPath))

	for !window.ShouldClose() {
		glfw.WaitEvents()
	}
}

开发者ID:remogatto，项目名称:gltext，代码行数:28，代码来源:runner.go

示例5: main

func main() {
	glfw.SetErrorCallback(errorCallback)

	if !glfw.Init() {
		panic("Can't init glfw!")
	}
	defer glfw.Terminate()

	window, err := glfw.CreateWindow(Width, Height, Title, nil, nil)
	if err != nil {
		panic(err)
	}

	window.MakeContextCurrent()

	glfw.SwapInterval(1)

	gl.Init()

	if err := initScene(); err != nil {
		fmt.Fprintf(os.Stderr, "init: %s\n", err)
		return
	}
	defer destroyScene()

	for !window.ShouldClose() {
		drawScene()
		window.SwapBuffers()
		glfw.PollEvents()
	}
}

开发者ID:nzlov，项目名称:examples，代码行数:31，代码来源:gopher.go

示例6: NewTestbed

func NewTestbed(title string) *Testbed {
	t := new(Testbed)

	t.window = OpenWindow(500, 500, title)
	glfw.SwapInterval(1)

	t.image = LoadPNG("testimage.png").(*image.NRGBA)

	return t
}

开发者ID:joonazan，项目名称:sprite，代码行数:10，代码来源:drawing_test.go

示例7: main

func main() {
	runtime.LockOSThread()

	glfw.SetErrorCallback(errorCallback)

	if !glfw.Init() {
		panic("Can't init glfw!")
	}
	defer glfw.Terminate()

	// must be done in main thread or we get a nasty stderr message from glfw,
	// although it does seem to 'work'
	window, err := glfw.CreateWindow(Width, Height, Title, nil, nil)
	if err != nil {
		panic(err)
	}

	// separate thread for drawing so that we don't block on the event thread.
	// most obvious benefit is that we continue to render during window
	// resizes.
	go func() {
		runtime.LockOSThread()

		window.MakeContextCurrent()
		glfw.SwapInterval(1)
		gl.Init()
		if err := initScene(); err != nil {
			fmt.Fprintf(os.Stderr, "init: %s\n", err)
			return
		}

		for !window.ShouldClose() {
			drawScene()
			window.SwapBuffers()
		}
		os.Exit(0)
	}()

	for {
		glfw.WaitEvents()
	}
}

开发者ID:james4k，项目名称:gfx，代码行数:42，代码来源:main.go

示例8: main

func main() {
	if !glfw.Init() {
		f.Println("Failed to init glfw")
		panic("Cannot initialize glfw library")
	}
	defer glfw.Terminate()

	//glfw.WindowHint(glfw.DepthBits, 16)
	window, err := glfw.CreateWindow(300, 300, "Wander", nil, nil)
	if err != nil {
		panic(err)
	}

	window.SetFramebufferSizeCallback(reshape)
	window.SetKeyCallback(key)
	window.MakeContextCurrent()
	glfw.SwapInterval(1)
	width, height := window.GetFramebufferSize()
	reshape(window, width, height)

	if gl.Init() != 0 {
		panic("Failed to init GL")
	}

	prog := setupProgram()
	defer prog.Delete()
	prog.Use()

	attr = prog.GetAttribLocation("offset")

	setup()
	for !window.ShouldClose() {
		if shouldRender() {
			draw()
		}
		animate()
		window.SwapBuffers()
		glfw.PollEvents()
	}

}

开发者ID:JoshWillik，项目名称:GoWander，代码行数:41，代码来源:wander.go

示例9: main

func main() {
	// initialize glfw
	if !glfw.Init() {
		panic("Failed to initialize GLFW")
	}
	defer glfw.Terminate()

	// create window
	window, err := glfw.CreateWindow(600, 600, os.Args[0], nil, nil)
	if err != nil {
		panic(err)
	}
	window.SetFramebufferSizeCallback(onResize)

	window.MakeContextCurrent()
	// set up opengl context
	onResize(window, 600, 600)

	// set up physics
	createBodies()

	runtime.LockOSThread()
	glfw.SwapInterval(1)

	ticksToNextBall := 10
	ticker := time.NewTicker(time.Second / 60)
	for !window.ShouldClose() {
		ticksToNextBall--
		if ticksToNextBall == 0 {
			ticksToNextBall = rand.Intn(100) + 1
			addBall()
		}
		draw()
		step(1.0 / 60.0)
		window.SwapBuffers()
		glfw.PollEvents()

		<-ticker.C // wait up to 1/60th of a second
	}
}

开发者ID:niksaak，项目名称:chipmunk，代码行数:40，代码来源:bouncing_balls.go

示例10: main

func main() {
	if !glfw.Init() {
		panic("Failed to initialize GLFW")
	}

	defer glfw.Terminate()

	glfw.WindowHint(glfw.DepthBits, 16)

	window, err := glfw.CreateWindow(300, 300, "Gears", nil, nil)
	if err != nil {
		panic(err)
	}

	// Set callback functions
	window.SetFramebufferSizeCallback(reshape)
	window.SetKeyCallback(key)

	window.MakeContextCurrent()
	glfw.SwapInterval(1)

	width, height := window.GetFramebufferSize()
	reshape(window, width, height)

	// Parse command-line options
	Init()

	// Main loop
	for !window.ShouldClose() {
		// Draw gears
		draw()

		// Update animation
		animate()

		// Swap buffers
		window.SwapBuffers()
		glfw.PollEvents()
	}
}

开发者ID:nzlov，项目名称:examples，代码行数:40，代码来源:gears.go

示例11: main

func main() {
	flag.Parse()
	glfw.SetErrorCallback(errorCallback)
	if !glfw.Init() {
		println("glfw init failure")
	}
	defer glfw.Terminate()
	glfw.WindowHint(glfw.ClientApi, glfw.OpenglEsApi)
	glfw.WindowHint(glfw.ContextVersionMajor, 2)
	glfw.WindowHint(glfw.ContextVersionMinor, 0)
	window, err := glfw.CreateWindow(Width, Height, Title, nil, nil)
	if err != nil {
		panic(err)
	}
	defer window.Destroy()
	window.MakeContextCurrent()
	glfw.SwapInterval(1)
	window.SetSizeCallback(reshape)
	window.SetKeyCallback(keyEvent)
	gl.Viewport(0, 0, Width, Height)
	initScene()

	if *debug {
		go func() {
			tick := time.Tick(1 * time.Second)
			for {
				<-tick
				fmt.Printf("FPS:%v\tGOROUTINE:%v\r", atomic.LoadUint64(fps), runtime.NumGoroutine())
				atomic.StoreUint64(fps, 0)
			}
		}()
	}
	for !window.ShouldClose() {
		drawScene()
		window.SwapBuffers()
		glfw.PollEvents()
		atomic.AddUint64(fps, 1)
	}
}

开发者ID:nick-fedesna，项目名称:egles，代码行数:39，代码来源:main.go

示例12: main

func main() {
	glfw.SetErrorCallback(errorCallback)

	if !glfw.Init() {
		panic("Can't init glfw!")
	}
	defer glfw.Terminate()

	glfw.WindowHint(glfw.DepthBits, 16)

	window, err := glfw.CreateWindow(Width, Height, Title, nil, nil)
	if err != nil {
		panic(err)
	}

	window.SetFramebufferSizeCallback(reshape)
	window.SetKeyCallback(key)

	window.MakeContextCurrent()

	glfw.SwapInterval(1000 / 60)

	width, height := window.GetFramebufferSize()
	reshape(window, width, height)

	if err := initGL(); err != nil {
		fmt.Fprintf(os.Stderr, "init: %s\n", err)
		return
	}
	defer destroyGL()

	for !window.ShouldClose() {
		drawScene()
		window.SwapBuffers()
		glfw.PollEvents()
	}
}

开发者ID:nzlov，项目名称:gogl，代码行数:37，代码来源:09.go

示例13: main

func main() {
	f, err := os.Create("Go.pprof") // Create file for profiling
	if err != nil {
		panic(err)
	}

	glfw.SetErrorCallback(errorCallback)
	if !glfw.Init() {
		panic("Can't init glfw!")
	}
	defer glfw.Terminate()
	glfw.WindowHint(glfw.Samples, 2)
	glfw.WindowHint(glfw.ContextVersionMajor, 2)
	glfw.WindowHint(glfw.ContextVersionMinor, 1)
	window, err := glfw.CreateWindow(Width, Height, Title, nil, nil)
	if err != nil {
		panic(err)
	}
	window.MakeContextCurrent()

	glfw.SwapInterval(0) // No limit on FPS
	gl.Init()
	initScene()
	loadCubeToGPU()
	for !window.ShouldClose() {
		frameInitT = time.Now()
		movPts(frameDur)
		doWind()
		if spwnTmr >= SpawnInterval {
			spwnPts(SpawnInterval)
			spwnTmr -= SpawnInterval
		}
		if cleanupTmr >= float64(MaxLife)/1000 {
			cleanupPtPool()
			cleanupTmr = 0
		}
		checkColls()
		gl.Clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT)

		gpuInitT = time.Now()
		renderPts()
		window.SwapBuffers()
		gpuEndT = time.Now()
		glfw.PollEvents()

		frameEndT = time.Now()
		frameDur = frameEndT.Sub(frameInitT).Seconds() // Calculate the length of the previous frame
		spwnTmr += frameDur
		cleanupTmr += frameDur
		runTmr += frameDur
		if runTmr > MaxLife/1000 { // Start collecting framerate data and profiling after a full MaxLife worth of particles have been spawned
			frames[curFrame] = frameDur
			gpuTimes[curFrame] = gpuEndT.Sub(gpuInitT).Seconds()
			curFrame += 1
			pprof.StartCPUProfile(f)
		}
		if runTmr >= RunningTime { // Animation complete; calculate framerate mean and standard deviation
			pprof.StopCPUProfile()
			var sum float64
			var i uint64
			for i = 0; i < curFrame; i++ {
				sum += frames[i]
			}
			frameTimeMean := sum / float64(curFrame)
			fmt.Println("Average framerate was:", 1/frameTimeMean, "frames per second.")

			sum = 0
			for i = 0; i < curFrame; i++ {
				sum += gpuTimes[i]
			}
			gpuTimeMean := sum / float64(curFrame)
			fmt.Println("Average cpu time was-", frameTimeMean-gpuTimeMean, "seconds per frame.")

			sumDiffs := 0.0
			for i = 0; i < curFrame; i++ {
				sumDiffs += math.Pow(1/frames[i]-1/frameTimeMean, 2)
			}
			variance := sumDiffs / float64(curFrame)
			sd := math.Sqrt(variance)
			fmt.Println("The standard deviation was:", sd, "frames per second.")
			if PrintFrames == true {
				fmt.Print("--:")
				for i = 0; i < curFrame; i++ {
					fmt.Print(1 / frames[i])
					fmt.Print(",")
				}
				fmt.Print(".--")
			}
			break
		}

	}
	gl.DisableClientState(gl.NORMAL_ARRAY)
	gl.DisableClientState(gl.VERTEX_ARRAY)
}

开发者ID:ReneSac，项目名称:ParticleBench，代码行数:95，代码来源:Go.go

示例14: NewWindow

// NewWindow creates a new window for the given dimensions and title.
// The window is created via GLFW.
func NewWindow(settings WindowSettings) (*Window, error) {
	// Error callback
	glfw.SetErrorCallback(errorCallback)

	// Init glfw
	logger.Debug("Initializing GLFW")
	if !glfw.Init() {
		return nil, errors.New("Could not initialise GLFW.")
	}

	glfw.WindowHint(glfw.Samples, 4)
	glfw.WindowHint(glfw.ContextVersionMajor, 3)
	glfw.WindowHint(glfw.ContextVersionMinor, 3)
	glfw.WindowHint(glfw.OpenglForwardCompatible, glfw.True)
	glfw.WindowHint(glfw.OpenglProfile, glfw.OpenglCoreProfile)
	glfw.WindowHint(glfw.OpenglDebugContext, 1)

	var monitor *glfw.Monitor
	var err error
	if settings.Fullscreen {
		logger.Debug("Get primary monitor to create fullscreen window.")
		monitor, err = glfw.GetPrimaryMonitor()
		if err != nil {
			return nil, err
		}

		logger.Debug("Checking available video modes:")
		videoModes, err := monitor.GetVideoModes()
		if err != nil {
			return nil, err
		}

		for _, videoMode := range videoModes {
			logger.Debug(fmt.Sprintf("-- %+v", videoMode))
		}

		idealVideoMode := videoModes[len(videoModes)-1]

		settings.Width = idealVideoMode.Width
		settings.Height = idealVideoMode.Height
	}

	// Create window
	logger.Info("Creating new window")
	window, err := glfw.CreateWindow(settings.Width, settings.Height, settings.Title, monitor, nil)
	if err != nil {
		return nil, err
	}
	window.SetKeyCallback(keyCallback)
	window.MakeContextCurrent()
	window.SetInputMode(glfw.StickyKeys, 1)

	// Use vsync
	glfw.SwapInterval(1)

	w := &Window{
		window:   window,
		Settings: settings,
	}

	currentWindow = w

	return w, nil
}

开发者ID:nobonobo，项目名称:go-three，代码行数:66，代码来源:window.go

示例15: SetSwapInterval

func (me *context) SetSwapInterval(interval int) {
	glfw.SwapInterval(interval)
}

开发者ID:go3d，项目名称:go-ngine，代码行数:3，代码来源:ctx.go

示例16: Gameloop

// Starts a game loop.
// If error == nil everything went well, otherwise a fatal error occured
func Gameloop(g Game, width, height, tickrate int, glfwHints map[glfw.Hint]int) (err error) {
	// Disable GC
	debug.SetGCPercent(-1)

	// Make sure this function/goroutine keeps running on the current OS thread
	runtime.LockOSThread()

	// Calculate tick delay
	nanosPerTick := int64(NANOS_PER_SECOND / tickrate)

	// Variables for statistics
	ticks := 0
	frames := 0

	// Initialize game
	g.Init()
	defer g.Cleanup()

	// Setup window
	glfw.SetErrorCallback(g.HandleGlfwError)
	if !glfw.Init() {
		err = errors.New("gogame: glfw failed to initialize")
		return
	}
	defer glfw.Terminate()

	for target, hint := range glfwHints {
		glfw.WindowHint(target, hint)
	}

	window, err := glfw.CreateWindow(width, height, "GoGame", nil, nil)
	if err != nil {
		// Just to be verbose
		err = err
		return
	}

	// Set callbacks
	window.SetFramebufferSizeCallback(g.HandleReshape)
	window.SetKeyCallback(g.HandleKey)

	window.MakeContextCurrent()
	// TODO: Investigate double buffering/vsync
	glfw.SwapInterval(1)

	if gl.Init() != 0 { // GLEW_OK
		err = errors.New("gogame: error initializing opengl/glew")
		return
	}

	// Manually reshape window
	width, height = window.GetFramebufferSize()
	g.HandleReshape(window, width, height)

	// Let the game initialize its graphics
	g.InitGL()
	defer g.CleanupGL()

	last_out := time.Now().UnixNano()
	previous := time.Now().UnixNano()
	unprocessed := int64(0)
	for !window.ShouldClose() {
		current := time.Now().UnixNano()
		elapsed := current - previous
		previous = current

		unprocessed += elapsed

		for unprocessed >= nanosPerTick {
			if g.OnUpdate() {
				window.SetShouldClose(true)
			}

			ticks++
			unprocessed -= nanosPerTick
		}

		if true {
			substep := float32(unprocessed) / float32(nanosPerTick)
			g.OnRender(substep)

			frames++
		}

		if current-last_out >= NANOS_PER_SECOND {
			// TODO: Pass tps and fps to game instead of logging here
			log.Printf("%d TPS, %d FPS", ticks, frames)

			ticks = 0
			frames = 0
			last_out += NANOS_PER_SECOND
		}

		// Manually call GC
		runtime.GC()

		// Swap buffers
		window.SwapBuffers()
//.........这里部分代码省略.........

开发者ID:kiljacken，项目名称:gogame，代码行数:101，代码来源:gogame.go

示例17: CreateWindow

func CreateWindow(width, height int, name string, fullscreen bool, delegate WindowDelegate, legacy bool) error {
	if !glfw.Init() {
		return errors.New("Failed to initialize GLFW")
	}
	defer glfw.Terminate()

	glfw.WindowHint(glfw.DepthBits, 16)
	if !legacy {
		glfw.WindowHint(glfw.ContextVersionMajor, 3)
		glfw.WindowHint(glfw.ContextVersionMinor, 2)
		glfw.WindowHint(glfw.OpenglProfile, glfw.OpenglCoreProfile)
		glfw.WindowHint(glfw.OpenglForwardCompatible, 1)
	}

	var monitor *glfw.Monitor = nil
	var err error = nil
	if fullscreen {
		monitor, err = glfw.GetPrimaryMonitor()
		if err != nil {
			return err
		}

		vidModes, _ := monitor.GetVideoModes()
		maxResolution := vidModes[len(vidModes)-1]
		width = maxResolution.Width
		height = maxResolution.Height
	}
	window, err := glfw.CreateWindow(width, height, name, monitor, nil)
	if err != nil {
		return err
	}

	if fullscreen {
		window.SetInputMode(glfw.Cursor, glfw.CursorDisabled)
	}

	start := time.Now()
	last := start
	doSimulation := func() {
		now := time.Now()
		gameTime := GameTime{
			now,
			now.Sub(start),
			now.Sub(last),
		}
		delegate.Simulate(gameTime)
		last = now
	}

	bindEvents(window, &IdleSimulatorWindowDelegator{
		WindowDelegator{delegate},
		doSimulation,
	})
	window.MakeContextCurrent()
	glfw.SwapInterval(1)
	delegate.Init(window)
	frameWidth, frameHeight := window.GetFramebufferSize()
	delegate.Reshape(window, frameWidth, frameHeight)
	for !window.ShouldClose() {
		doSimulation()
		if delegate.NeedsRender() {
			delegate.Draw(window)
		}
		window.SwapBuffers()
		if delegate.IsIdle() {
			glfw.WaitEvents()
		} else {
			glfw.PollEvents()
		}
	}
	return nil
}

开发者ID:GlenKelley，项目名称:go-glutil，代码行数:72，代码来源:gameloop.go

注：本文中的github.com/go-gl/glfw3.SwapInterval函数示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。