output: send present event from all backends

This commit is contained in:
emersion 2018-10-01 11:07:58 +02:00
parent 78389fe722
commit 26b9d6dbb1
4 changed files with 27 additions and 3 deletions

View file

@ -67,6 +67,7 @@ static bool output_make_current(struct wlr_output *wlr_output, int *buffer_age)
static bool output_swap_buffers(struct wlr_output *wlr_output,
pixman_region32_t *damage) {
wlr_output_send_present(wlr_output, NULL, 0, 0);
return true; // No-op
}

View file

@ -66,8 +66,14 @@ static bool output_swap_buffers(struct wlr_output *wlr_output,
output->frame_callback = wl_surface_frame(output->surface);
wl_callback_add_listener(output->frame_callback, &frame_listener, output);
return wlr_egl_swap_buffers(&output->backend->egl, output->egl_surface,
damage);
if (!wlr_egl_swap_buffers(&output->backend->egl,
output->egl_surface, damage)) {
return false;
}
// TODO: if available, use the presentation-time protocol
wlr_output_send_present(wlr_output, NULL, 0, 0);
return true;
}
static void output_transform(struct wlr_output *wlr_output,

View file

@ -102,7 +102,12 @@ static bool output_swap_buffers(struct wlr_output *wlr_output,
struct wlr_x11_output *output = (struct wlr_x11_output *)wlr_output;
struct wlr_x11_backend *x11 = output->x11;
return wlr_egl_swap_buffers(&x11->egl, output->surf, damage);
if (!wlr_egl_swap_buffers(&x11->egl, output->surf, damage)) {
return false;
}
wlr_output_send_present(wlr_output, NULL, 0, 0);
return true;
}
static const struct wlr_output_impl output_impl = {

View file

@ -18,6 +18,8 @@
#define OUTPUT_VERSION 3
#define DEFAULT_PRESENT_CLOCK CLOCK_MONOTONIC
static void output_send_to_resource(struct wl_resource *resource) {
struct wlr_output *output = wlr_output_from_resource(resource);
const uint32_t version = wl_resource_get_version(resource);
@ -562,6 +564,16 @@ void wlr_output_schedule_frame(struct wlr_output *output) {
void wlr_output_send_present(struct wlr_output *output, struct timespec *when,
unsigned seq, uint32_t flags) {
struct timespec now;
if (when == NULL) {
if (!clock_gettime(DEFAULT_PRESENT_CLOCK, &now)) {
wlr_log_errno(WLR_ERROR, "failed to send output present event: "
"failed to read clock");
return;
}
when = &now;
}
struct wlr_output_event_present event = {
.output = output,
.when = when,