Golang Window.Destroy方法代码示例

func main() {
	var window *sdl.Window
	var renderer *sdl.Renderer
	var event sdl.Event
	var running bool

	window = sdl.CreateWindow(winTitle, sdl.WINDOWPOS_UNDEFINED, sdl.WINDOWPOS_UNDEFINED,
		winWidth, winHeight, sdl.WINDOW_SHOWN)
	if window == nil {
		fmt.Fprintf(os.Stderr, "Failed to create window: %s\n", sdl.GetError())
		os.Exit(1)
	}

	renderer = sdl.CreateRenderer(window, -1, sdl.RENDERER_ACCELERATED)
	if renderer == nil {
		fmt.Fprintf(os.Stderr, "Failed to create renderer: %s\n", sdl.GetError())
		os.Exit(2)
	}

	var peepArray []sdl.Event = make([]sdl.Event, 5)

	running = true
	for running {
		sdl.PumpEvents()
		numEventsRetrieved := sdl.PeepEvents(peepArray, sdl.PEEKEVENT, sdl.FIRSTEVENT, sdl.LASTEVENT)
		if numEventsRetrieved < 0 {
			fmt.Printf("PeepEvents error: %s\n", sdl.GetError())
		} else {
			for i := 0; i < numEventsRetrieved; i++ {
				fmt.Printf("Event Peeked Value: %v\n", peepArray[i]) // primitive printing of event
			}
		}

		for event = sdl.PollEvent(); event != nil; event = sdl.PollEvent() {
			switch t := event.(type) {
			case *sdl.QuitEvent:
				running = false
			case *sdl.MouseMotionEvent:
				fmt.Printf("[%d ms] MouseMotion\ttype:%d\tid:%d\tx:%d\ty:%d\txrel:%d\tyrel:%d\n",
					t.Timestamp, t.Type, t.Which, t.X, t.Y, t.XRel, t.YRel)
			case *sdl.MouseButtonEvent:
				fmt.Printf("[%d ms] MouseButton\ttype:%d\tid:%d\tx:%d\ty:%d\tbutton:%d\tstate:%d\n",
					t.Timestamp, t.Type, t.Which, t.X, t.Y, t.Button, t.State)
			case *sdl.MouseWheelEvent:
				fmt.Printf("[%d ms] MouseWheel\ttype:%d\tid:%d\tx:%d\ty:%d\n",
					t.Timestamp, t.Type, t.Which, t.X, t.Y)
			case *sdl.KeyUpEvent:
				fmt.Printf("[%d ms] Keyboard\ttype:%d\tsym:%c\tmodifiers:%d\tstate:%d\trepeat:%d\n",
					t.Timestamp, t.Type, t.Keysym.Sym, t.Keysym.Mod, t.State, t.Repeat)
			}
		}
		sdl.Delay(1000 / 30)
	}

	renderer.Destroy()
	window.Destroy()
}

func main() {
	var window *sdl.Window
	var renderer *sdl.Renderer
	var points []sdl.Point
	var rect sdl.Rect
	var rects []sdl.Rect

	window = sdl.CreateWindow(winTitle, sdl.WINDOWPOS_UNDEFINED, sdl.WINDOWPOS_UNDEFINED,
		winWidth, winHeight, sdl.WINDOW_SHOWN)
	if window == nil {
		fmt.Fprintf(os.Stderr, "Failed to create window: %s\n", sdl.GetError())
		os.Exit(1)
	}

	renderer = sdl.CreateRenderer(window, -1, sdl.RENDERER_ACCELERATED)
	if renderer == nil {
		fmt.Fprintf(os.Stderr, "Failed to create renderer: %s\n", sdl.GetError())
		os.Exit(2)
	}

	renderer.SetDrawColor(255, 255, 255, 255)
	renderer.DrawPoint(150, 300)

	renderer.SetDrawColor(0, 0, 255, 255)
	renderer.DrawLine(0, 0, 200, 200)

	points = []sdl.Point{{0, 0}, {100, 300}, {100, 300}, {200, 0}}
	renderer.SetDrawColor(255, 255, 0, 255)
	renderer.DrawLines(&points, 4)

	rect = sdl.Rect{300, 0, 200, 200}
	renderer.SetDrawColor(255, 0, 0, 255)
	renderer.DrawRect(&rect)

	rects = []sdl.Rect{{400, 400, 100, 100}, {550, 350, 200, 200}}
	renderer.SetDrawColor(0, 255, 255, 255)
	renderer.DrawRects(&rects, 2)

	rect = sdl.Rect{250, 250, 200, 200}
	renderer.SetDrawColor(0, 255, 0, 255)
	renderer.FillRect(&rect)

	rects = []sdl.Rect{{500, 300, 100, 100}, {200, 300, 200, 200}}
	renderer.SetDrawColor(255, 0, 255, 255)
	renderer.FillRects(&rects, 2)

	renderer.Present()

	sdl.Delay(2000)

	renderer.Destroy()
	window.Destroy()
}

func main() {
	var window *sdl.Window
	var renderer *sdl.Renderer
	var event sdl.Event
	var running bool

	window = sdl.CreateWindow(winTitle, sdl.WINDOWPOS_UNDEFINED, sdl.WINDOWPOS_UNDEFINED,
		winWidth, winHeight, sdl.WINDOW_SHOWN)
	if window == nil {
		fmt.Fprintf(os.Stderr, "Failed to create window: %s\n", sdl.GetError())
		os.Exit(1)
	}

	renderer = sdl.CreateRenderer(window, -1, sdl.RENDERER_ACCELERATED)
	if renderer == nil {
		fmt.Fprintf(os.Stderr, "Failed to create renderer: %s\n", sdl.GetError())
		os.Exit(2)
	}

	running = true
	for running {
		event = sdl.WaitEventTimeout(1000) // wait here until an event is in the event queue
		if event == nil {
			fmt.Println("WaitEventTimeout timed out")
			continue
		}

		switch t := event.(type) {
		case *sdl.QuitEvent:
			running = false
		case *sdl.MouseMotionEvent:
			fmt.Printf("[%d ms] MouseMotion\ttype:%d\tid:%d\tx:%d\ty:%d\txrel:%d\tyrel:%d\n",
				t.Timestamp, t.Type, t.Which, t.X, t.Y, t.XRel, t.YRel)
		case *sdl.MouseButtonEvent:
			fmt.Printf("[%d ms] MouseButton\ttype:%d\tid:%d\tx:%d\ty:%d\tbutton:%d\tstate:%d\n",
				t.Timestamp, t.Type, t.Which, t.X, t.Y, t.Button, t.State)
		case *sdl.MouseWheelEvent:
			fmt.Printf("[%d ms] MouseWheel\ttype:%d\tid:%d\tx:%d\ty:%d\n",
				t.Timestamp, t.Type, t.Which, t.X, t.Y)
		case *sdl.KeyUpEvent:
			fmt.Printf("[%d ms] Keyboard\ttype:%d\tsym:%c\tmodifiers:%d\tstate:%d\trepeat:%d\n",
				t.Timestamp, t.Type, t.Keysym.Sym, t.Keysym.Mod, t.State, t.Repeat)
		}
	}

	renderer.Destroy()
	window.Destroy()
}

func main() {
	var window *sdl.Window
	var renderer *sdl.Renderer
	var image *sdl.Surface
	var texture *sdl.Texture
	var src, dst sdl.Rect

	window = sdl.CreateWindow(winTitle, sdl.WINDOWPOS_UNDEFINED, sdl.WINDOWPOS_UNDEFINED,
		winWidth, winHeight, sdl.WINDOW_SHOWN)
	if window == nil {
		fmt.Fprintf(os.Stderr, "Failed to create window: %s\n", sdl.GetError())
		os.Exit(1)
	}

	renderer = sdl.CreateRenderer(window, -1, sdl.RENDERER_ACCELERATED)
	if renderer == nil {
		fmt.Fprintf(os.Stderr, "Failed to create renderer: %s\n", sdl.GetError())
		os.Exit(2)
	}

	image = sdl.LoadBMP(imageName)
	if image == nil {
		fmt.Fprintf(os.Stderr, "Failed to load BMP: %s", sdl.GetError())
		os.Exit(3)
	}

	texture = renderer.CreateTextureFromSurface(image)
	if texture == nil {
		fmt.Fprintf(os.Stderr, "Failed to create texture: %s\n", sdl.GetError())
		os.Exit(4)
	}

	src = sdl.Rect{0, 0, 512, 512}
	dst = sdl.Rect{100, 50, 512, 512}

	renderer.Clear()
	renderer.Copy(texture, &src, &dst)
	renderer.Present()

	sdl.Delay(2000)

	image.Free()
	texture.Destroy()
	renderer.Destroy()
	window.Destroy()
}

func main() {
	var winTitle string = "Go-SDL2 + Go-GL"
	var winWidth, winHeight int = 800, 600
	var window *sdl.Window
	var context sdl.GLContext
	var event sdl.Event
	var running bool

	if 0 != sdl.Init(sdl.INIT_EVERYTHING) {
		panic(sdl.GetError())
	}
	window = sdl.CreateWindow(winTitle, sdl.WINDOWPOS_UNDEFINED, sdl.WINDOWPOS_UNDEFINED,
		winWidth, winHeight, sdl.WINDOW_OPENGL)
	if window == nil {
		panic(sdl.GetError())
	}
	context = sdl.GL_CreateContext(window)
	if context == nil {
		panic(sdl.GetError())
	}

	gl.Enable(gl.DEPTH_TEST)
	gl.ClearColor(0.2, 0.2, 0.3, 1.0)
	gl.ClearDepth(1)
	gl.DepthFunc(gl.LEQUAL)
	gl.Viewport(0, 0, int32(winWidth), int32(winHeight))

	running = true
	for running {
		for event = sdl.PollEvent(); event != nil; event = sdl.PollEvent() {
			switch t := event.(type) {
			case *sdl.QuitEvent:
				running = false
			case *sdl.MouseMotionEvent:
				fmt.Printf("[%d ms] MouseMotion\tid:%d\tx:%d\ty:%d\txrel:%d\tyrel:%d\n", t.Timestamp, t.Which, t.X, t.Y, t.XRel, t.YRel)
			}
		}
		drawgl()
		sdl.GL_SwapWindow(window)
	}

	sdl.GL_DeleteContext(context)
	window.Destroy()
	sdl.Quit()
}

func main() {
	var window *sdl.Window
	var info sdl.SysWMInfo
	var subsystem string

	window = sdl.CreateWindow("", 0, 0, 0, 0, sdl.WINDOW_HIDDEN)
	if window == nil {
		fmt.Fprintf(os.Stderr, "Failed to create window: %s\n", sdl.GetError())
		os.Exit(1)
	}

	sdl.VERSION(&info.Version)

	if window.GetWMInfo(&info) {
		switch info.Subsystem {
		case sdl.SYSWM_UNKNOWN:
			subsystem = "An unknown system!"
		case sdl.SYSWM_WINDOWS:
			subsystem = "Microsoft Windows(TM)"
		case sdl.SYSWM_X11:
			subsystem = "X Window System"
		case sdl.SYSWM_DIRECTFB:
			subsystem = "DirectFB"
		case sdl.SYSWM_COCOA:
			subsystem = "Apple OS X"
		case sdl.SYSWM_UIKIT:
			subsystem = "UIKit"
		}

		fmt.Printf("This program is running SDL version %d.%d.%d on %s\n",
			info.Version.Major,
			info.Version.Minor,
			info.Version.Patch,
			subsystem)
	} else {
		fmt.Fprintf(os.Stderr, "Couldn't get window information: %s\n", sdl.GetError())
	}

	window.Destroy()
}

func main() {
	var window *sdl.Window
	var context sdl.GLContext
	var event sdl.Event
	var running bool
	runtime.LockOSThread()
	if 0 != sdl.Init(sdl.INIT_EVERYTHING) {
		panic(sdl.GetError())
	}
	window = sdl.CreateWindow(winTitle, sdl.WINDOWPOS_UNDEFINED,
		sdl.WINDOWPOS_UNDEFINED,
		winWidth, winHeight, sdl.WINDOW_OPENGL)
	if window == nil {
		panic(sdl.GetError())
	}
	context = sdl.GL_CreateContext(window)
	if context == nil {
		panic(sdl.GetError())
	}

	gl.Init()
	gl.Viewport(0, 0, gl.Sizei(winWidth), gl.Sizei(winHeight))
	// OPENGL FLAGS
	gl.ClearColor(0.0, 0.1, 0.0, 1.0)
	gl.Enable(gl.DEPTH_TEST)
	gl.DepthFunc(gl.LESS)
	gl.Enable(gl.BLEND)
	gl.BlendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA)

	// VERTEX BUFFER
	var vertexbuffer gl.Uint
	gl.GenBuffers(1, &vertexbuffer)
	gl.BindBuffer(gl.ARRAY_BUFFER, vertexbuffer)
	gl.BufferData(gl.ARRAY_BUFFER, gl.Sizeiptr(len(triangle_vertices)*4), gl.Pointer(&triangle_vertices[0]), gl.STATIC_DRAW)

	// COLOUR BUFFER
	var colourbuffer gl.Uint
	gl.GenBuffers(1, &colourbuffer)
	gl.BindBuffer(gl.ARRAY_BUFFER, colourbuffer)
	gl.BufferData(gl.ARRAY_BUFFER, gl.Sizeiptr(len(triangle_colours)*4), gl.Pointer(&triangle_colours[0]), gl.STATIC_DRAW)

	// GUESS WHAT
	program := createprogram()

	// VERTEX ARRAY
	var VertexArrayID gl.Uint
	gl.GenVertexArrays(1, &VertexArrayID)
	gl.BindVertexArray(VertexArrayID)
	gl.EnableVertexAttribArray(0)
	gl.BindBuffer(gl.ARRAY_BUFFER, vertexbuffer)
	gl.VertexAttribPointer(0, 3, gl.FLOAT, gl.FALSE, 0, nil)

	// VERTEX ARRAY HOOK COLOURS
	gl.EnableVertexAttribArray(1)
	gl.BindBuffer(gl.ARRAY_BUFFER, colourbuffer)
	gl.VertexAttribPointer(1, 3, gl.FLOAT, gl.FALSE, 0, nil)

	//UNIFORM HOOK
	unistring := gl.GLString("scaleMove")
	UniScale = gl.GetUniformLocation(program, unistring)
	fmt.Printf("Uniform Link: %v\n", UniScale+1)

	gl.UseProgram(program)

	running = true
	for running {
		for event = sdl.PollEvent(); event != nil; event =
			sdl.PollEvent() {
			switch t := event.(type) {
			case *sdl.QuitEvent:
				running = false
			case *sdl.MouseMotionEvent:

				xrot = float32(t.Y) / 2
				yrot = float32(t.X) / 2
				fmt.Printf("[%dms]MouseMotion\tid:%d\tx:%d\ty:%d\txrel:%d\tyrel:%d\n", t.Timestamp, t.Which, t.X, t.Y, t.XRel, t.YRel)
			}
		}
		drawgl()
		sdl.GL_SwapWindow(window)
	}

	sdl.GL_DeleteContext(context)
	window.Destroy()
	sdl.Quit()
}

func main() {
	var window *sdl.Window
	var renderer *sdl.Renderer
	var event sdl.Event
	var running bool

	window = sdl.CreateWindow(winTitle, sdl.WINDOWPOS_UNDEFINED, sdl.WINDOWPOS_UNDEFINED,
		winWidth, winHeight, sdl.WINDOW_SHOWN)
	if window == nil {
		fmt.Fprintf(os.Stderr, "Failed to create window: %s\n", sdl.GetError())
		os.Exit(1)
	}

	renderer = sdl.CreateRenderer(window, -1, sdl.RENDERER_ACCELERATED)
	if renderer == nil {
		fmt.Fprintf(os.Stderr, "Failed to create renderer: %s\n", sdl.GetError())
		os.Exit(2)
	}

	running = true
	lastPushTime := sdl.GetTicks()
	for running {

		// Push a UserEvent every second
		if lastPushTime+pushTime < sdl.GetTicks() {
			lastPushTime = sdl.GetTicks()
			pEvent := &sdl.UserEvent{sdl.USEREVENT, sdl.GetTicks(), window.GetID(), 1331, nil, nil}

			retVal := sdl.PushEvent(pEvent) // Here's where the event is actually pushed

			switch retVal {
			case 1:
				fmt.Println("PushEvent returned success")
			case 0:
				fmt.Println("PushEvent returned filtered")
			case -1:
				fmt.Printf("PushEvent returned error: %s\n", sdl.GetError)
			}
		}

		for event = sdl.PollEvent(); event != nil; event = sdl.PollEvent() {
			switch t := event.(type) {
			case *sdl.QuitEvent:
				running = false
			case *sdl.MouseMotionEvent:
				fmt.Printf("[%d ms] MouseMotion\ttype:%d\tid:%d\tx:%d\ty:%d\txrel:%d\tyrel:%d\n",
					t.Timestamp, t.Type, t.Which, t.X, t.Y, t.XRel, t.YRel)
			case *sdl.MouseButtonEvent:
				fmt.Printf("[%d ms] MouseButton\ttype:%d\tid:%d\tx:%d\ty:%d\tbutton:%d\tstate:%d\n",
					t.Timestamp, t.Type, t.Which, t.X, t.Y, t.Button, t.State)
			case *sdl.MouseWheelEvent:
				fmt.Printf("[%d ms] MouseWheel\ttype:%d\tid:%d\tx:%d\ty:%d\n",
					t.Timestamp, t.Type, t.Which, t.X, t.Y)
			case *sdl.KeyUpEvent:
				fmt.Printf("[%d ms] Keyboard\ttype:%d\tsym:%c\tmodifiers:%d\tstate:%d\trepeat:%d\n",
					t.Timestamp, t.Type, t.Keysym.Sym, t.Keysym.Mod, t.State, t.Repeat)
			case *sdl.UserEvent:
				fmt.Printf("[%d ms] UserEvent\tcode:%d\n", t.Timestamp, t.Code)
			}
		}
		sdl.Delay(1000 / 30)
	}

	renderer.Destroy()
	window.Destroy()
}

func main() {
	var window *sdl.Window
	var renderer *sdl.Renderer
	var event sdl.Event
	var running bool

	window = sdl.CreateWindow(winTitle, sdl.WINDOWPOS_UNDEFINED, sdl.WINDOWPOS_UNDEFINED,
		winWidth, winHeight, sdl.WINDOW_SHOWN)
	if window == nil {
		fmt.Fprintf(os.Stderr, "Failed to create window: %s\n", sdl.GetError())
		os.Exit(1)
	}

	renderer = sdl.CreateRenderer(window, -1, sdl.RENDERER_ACCELERATED)
	if renderer == nil {
		fmt.Fprintf(os.Stderr, "Failed to create renderer: %s\n", sdl.GetError())
		os.Exit(2)
	}

	var peepArray []sdl.Event = make([]sdl.Event, 2)
	peepArray[0] = &sdl.UserEvent{sdl.USEREVENT, sdl.GetTicks(), window.GetID(), 1331, nil, nil}
	peepArray[1] = &sdl.UserEvent{sdl.USEREVENT, sdl.GetTicks(), window.GetID(), 10101, nil, nil}

	running = true
	lastPushTime := sdl.GetTicks()
	for running {
		if lastPushTime+pushTime < sdl.GetTicks() {
			lastPushTime = sdl.GetTicks()
			sdl.PumpEvents()
			numEventsHandled := sdl.PeepEvents(peepArray, sdl.ADDEVENT, sdl.FIRSTEVENT, sdl.LASTEVENT)
			if numEventsHandled < 0 {
				fmt.Printf("PeepEvents error: %s\n", sdl.GetError())
			} else {
				fmt.Printf("Successful push of %d events\n", numEventsHandled)
			}
		}

		for event = sdl.PollEvent(); event != nil; event = sdl.PollEvent() {
			switch t := event.(type) {
			case *sdl.QuitEvent:
				running = false
			case *sdl.MouseMotionEvent:
				fmt.Printf("[%d ms] MouseMotion\ttype:%d\tid:%d\tx:%d\ty:%d\txrel:%d\tyrel:%d\n",
					t.Timestamp, t.Type, t.Which, t.X, t.Y, t.XRel, t.YRel)
			case *sdl.MouseButtonEvent:
				fmt.Printf("[%d ms] MouseButton\ttype:%d\tid:%d\tx:%d\ty:%d\tbutton:%d\tstate:%d\n",
					t.Timestamp, t.Type, t.Which, t.X, t.Y, t.Button, t.State)
			case *sdl.MouseWheelEvent:
				fmt.Printf("[%d ms] MouseWheel\ttype:%d\tid:%d\tx:%d\ty:%d\n",
					t.Timestamp, t.Type, t.Which, t.X, t.Y)
			case *sdl.KeyUpEvent:
				fmt.Printf("[%d ms] Keyboard\ttype:%d\tsym:%c\tmodifiers:%d\tstate:%d\trepeat:%d\n",
					t.Timestamp, t.Type, t.Keysym.Sym, t.Keysym.Mod, t.State, t.Repeat)
			case *sdl.UserEvent:
				fmt.Printf("[%d ms] UserEvent\tcode:%d\n", t.Timestamp, t.Code)
			}
		}
		sdl.Delay(1000 / 30)
	}

	renderer.Destroy()
	window.Destroy()
}