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clients: Add opaque region setting to simple-damage 

There aren't a lot of great opaque region tests, and this one is simple
to extend.

Signed-off-by: Derek Foreman <derek.foreman@collabora.com>
This commit is contained in:
Derek Foreman 2023-01-10 16:05:41 -06:00 committed by Marius Vlad
parent 71616edc4d
commit 4f60fd9394
1 changed files with 16 additions and 0 deletions
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16
clients/simple-damage.c
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@ -504,6 +504,20 @@ window_get_transformed_ball(struct window *window, float *bx, float *by)
static const struct wl_callback_listener frame_listener;
static void
set_opaque_region(struct window *window)
{
struct wl_region *region;
region = wl_compositor_create_region(window->display->compositor);
wl_region_add(region, 0, 0, window->width, window->height);
wl_region_subtract(region, window->border, window->border,
window->width - 2 * window->border,
window->height - 2 * window->border);
wl_surface_set_opaque_region(window->surface, region);
wl_region_destroy(region);
}
static void
redraw(void *data, struct wl_callback *callback, uint32_t time)
{
@ -691,6 +705,8 @@ redraw(void *data, struct wl_callback *callback, uint32_t time)
if (callback)
wl_callback_destroy(callback);
set_opaque_region(window);
window->callback = wl_surface_frame(window->surface);
wl_callback_add_listener(window->callback, &frame_listener, window);
wl_surface_commit(window->surface);