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output: fix performance issues with wlr_output_schedule_frame

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This commit is contained in:
emersion 2018-01-30 14:45:02 +01:00
parent a7cba7d83f
commit 704130cc11
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GPG key ID: 0FDE7BE0E88F5E48
3 changed files with 27 additions and 5 deletions
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8
backend/wayland/output.c
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@ -21,9 +21,10 @@ static void surface_frame_callback(void *data, struct wl_callback *cb,
uint32_t time) {
struct wlr_wl_backend_output *output = data;
assert(output);
wlr_output_send_frame(&output->wlr_output);
wl_callback_destroy(cb);
output->frame_callback = NULL;
wlr_output_send_frame(&output->wlr_output);
}
static struct wl_callback_listener frame_listener = {
@ -50,6 +51,11 @@ static bool wlr_wl_output_swap_buffers(struct wlr_output *wlr_output) {
struct wlr_wl_backend_output *output =
(struct wlr_wl_backend_output *)wlr_output;
if (output->frame_callback != NULL) {
wlr_log(L_ERROR, "Skipping buffer swap");
return false;
}
output->frame_callback = wl_surface_frame(output->surface);
wl_callback_add_listener(output->frame_callback, &frame_listener, output);