Ejemplo n.º 1
0
func (w *Window) run(init func(w *Window)) {
	runtime.LockOSThread()
	glfw.MakeContextCurrent(w.w)
	defer glfw.MakeContextCurrent(nil)

	init(w)

	// glfw should fire initial resize events to avoid this duplication (https://github.com/glfw/glfw/issues/62)
	w.resized(w.w.Size())
	w.framebufferResized(w.w.FramebufferSize())

	gl.Enable(gl.SCISSOR_TEST)
	gl.Enable(gl.BLEND)
	gl.Enable(gl.POINT_SMOOTH)
	gl.Enable(gl.LINE_SMOOTH)
	gl.BlendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA)

	for !w.close {
		select {
		case f := <-w.do:
			f()
		case <-w.paint:
			gl.MatrixMode(gl.MODELVIEW)
			gl.LoadIdentity()

			gl.Scissor(0, 0, w.bufWidth, w.bufHeight)
			gl.Clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT)
			w.base().paint()
			w.w.SwapBuffers()
		}
	}
}
Ejemplo n.º 2
0
func (w *Window) run() {
	runtime.LockOSThread()
	glfw.MakeContextCurrent(w.w)
	defer glfw.MakeContextCurrent(nil)

	// glfw should fire initial resize events to avoid this duplication (https://github.com/glfw/glfw/issues/62)
	width, height := w.w.Size()
	gl.MatrixMode(gl.PROJECTION)
	gl.LoadIdentity()
	gl.Ortho(0, gl.Double(width), 0, gl.Double(height), -1, 1)
	Resize(w, Pt(float64(width), float64(height)))
	width, height = w.w.FramebufferSize()
	gl.Viewport(0, 0, gl.Sizei(width), gl.Sizei(height))

	gl.Enable(gl.BLEND)
	gl.Enable(gl.POINT_SMOOTH)
	gl.Enable(gl.LINE_SMOOTH)
	gl.BlendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA)

	for !w.close {
		select {
		case f := <-w.do:
			f()
		case <-w.paint:
			gl.MatrixMode(gl.MODELVIEW)
			gl.LoadIdentity()

			gl.Clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT)
			w.base().paint()
			w.w.SwapBuffers()
		}
	}
}