diff options
Diffstat (limited to 'rootston/output.c')
| -rw-r--r-- | rootston/output.c | 28 |
1 files changed, 26 insertions, 2 deletions
diff --git a/rootston/output.c b/rootston/output.c index 62327b0c..6187217e 100644 --- a/rootston/output.c +++ b/rootston/output.c @@ -420,10 +420,34 @@ void output_damage_whole_view(struct roots_output *output, // TODO: subsurfaces, popups, etc } +static void output_damage_from_surface(struct roots_output *output, + struct wlr_surface *surface, double lx, double ly) { + if (!wlr_surface_has_buffer(surface)) { + return; + } + + struct wlr_box box; + bool intersects = surface_intersect_output(surface, + output->desktop->layout, output->wlr_output, lx, ly, &box); + if (!intersects) { + return; + } + + pixman_region32_t damage; + pixman_region32_init(&damage); + pixman_region32_copy(&damage, &surface->current->surface_damage); + pixman_region32_translate(&damage, box.x, box.y); + pixman_region32_union(&output->damage, &output->damage, &damage); + pixman_region32_fini(&damage); +} + void output_damage_from_view(struct roots_output *output, struct roots_view *view) { - // TODO: use surface damage - output_damage_whole_view(output, view); + if (view->wlr_surface != NULL) { + output_damage_from_surface(output, view->wlr_surface, view->x, view->y); + } + + // TODO: subsurfaces, popups, etc } static void set_mode(struct wlr_output *output, |