C++ (Cpp) window_damage Examples

Example #1

File: smoke.c Project: anarsoul/weston

static void
redraw_handler(struct widget *widget, void *data)
{
	struct smoke *smoke = data;
	uint32_t time = smoke->time;
	struct wl_callback *callback;
	cairo_surface_t *surface;

	diffuse(smoke, time / 30, smoke->b[0].u, smoke->b[1].u);
	diffuse(smoke, time / 30, smoke->b[0].v, smoke->b[1].v);
	project(smoke, time / 30,
		smoke->b[1].u, smoke->b[1].v,
		smoke->b[0].u, smoke->b[0].v);
	advect(smoke, time / 30,
	       smoke->b[1].u, smoke->b[1].v,
	       smoke->b[1].u, smoke->b[0].u);
	advect(smoke, time / 30,
	       smoke->b[1].u, smoke->b[1].v,
	       smoke->b[1].v, smoke->b[0].v);
	project(smoke, time / 30,
		smoke->b[0].u, smoke->b[0].v,
		smoke->b[1].u, smoke->b[1].v);

	diffuse(smoke, time / 30, smoke->b[0].d, smoke->b[1].d);
	advect(smoke, time / 30,
	       smoke->b[0].u, smoke->b[0].v,
	       smoke->b[1].d, smoke->b[0].d);

	surface = window_get_surface(smoke->window);

	render(smoke, surface);

	window_damage(smoke->window, 0, 0, smoke->width, smoke->height);

	cairo_surface_destroy(surface);

	callback = wl_surface_frame(window_get_wl_surface(smoke->window));
	wl_callback_add_listener(callback, &listener, smoke);
	wl_surface_commit(window_get_wl_surface(smoke->window));
}

Example #2

File: smoke.c Project: Holusion/weston

static void
redraw_handler(struct widget *widget, void *data)
{
	struct smoke *smoke = data;
	uint32_t time = widget_get_last_time(smoke->widget);
	cairo_surface_t *surface;

	diffuse(smoke, time / 30, smoke->b[0].u, smoke->b[1].u);
	diffuse(smoke, time / 30, smoke->b[0].v, smoke->b[1].v);
	project(smoke, time / 30,
		smoke->b[1].u, smoke->b[1].v,
		smoke->b[0].u, smoke->b[0].v);
	advect(smoke, time / 30,
	       smoke->b[1].u, smoke->b[1].v,
	       smoke->b[1].u, smoke->b[0].u);
	advect(smoke, time / 30,
	       smoke->b[1].u, smoke->b[1].v,
	       smoke->b[1].v, smoke->b[0].v);
	project(smoke, time / 30,
		smoke->b[0].u, smoke->b[0].v,
		smoke->b[1].u, smoke->b[1].v);

	diffuse(smoke, time / 30, smoke->b[0].d, smoke->b[1].d);
	advect(smoke, time / 30,
	       smoke->b[0].u, smoke->b[0].v,
	       smoke->b[1].d, smoke->b[0].d);

	surface = window_get_surface(smoke->window);

	render(smoke, surface);

	window_damage(smoke->window, 0, 0, smoke->width, smoke->height);

	cairo_surface_destroy(surface);

	widget_schedule_redraw(smoke->widget);
}

Example #3

File: button.c Project: pratikmankawde/HelenOS_Nano

static void button_repaint(widget_t *widget)
{
	paint_internal(widget);
	window_damage(widget->window);
}

Example #4

File: minimal.c Project: pratikmankawde/HelenOS_Nano

static void minimal_repaint(widget_t *widget)
{
	paint_internal(widget);
	window_damage(widget->window);
}