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WiP: Cook damage for less glitching

pts-frame-sched
Andri Yngvason 2023-10-01 21:54:24 +00:00
parent 33d945a036
commit edff36f211
1 changed files with 16 additions and 9 deletions
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25
src/main.c
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@ -712,11 +712,15 @@ void on_vnc_client_update_fb_queued(struct vnc_client* client)
struct buffer* frame = buffer_pool_acquire(w->frame_pool);
assert(frame);
// TODO: Implement damage tracking
pixman_region_union_rect(&damage, &damage, 0, 0, frame->width, frame->height);
buffer_pool_damage_all(w->frame_pool, &damage);
pixman_region_union(&w->current_damage, &w->current_damage, &damage);
if (!w->is_not_first_frame) {
w->is_not_first_frame = true;
pixman_region_union(&w->current_damage, &w->current_damage,
&damage);
render_from_vnc();
}
@ -802,15 +806,18 @@ static struct buffer* choose_frame(struct window* w)
}
// TODO: Discard all queued frames on exit
static void discard_older_frames(struct window* w, int32_t pts)
static void discard_older_frames(struct window* w, struct buffer* chosen)
{
while (!TAILQ_EMPTY(&w->frame_queue)) {
struct buffer* frame = TAILQ_FIRST(&w->frame_queue);
int32_t diff = frame->pts - pts;
int32_t diff = frame->pts - chosen->pts;
if (diff >= 0) {
return;
}
pixman_region_union(&chosen->damage, &chosen->damage,
&frame->damage);
TAILQ_REMOVE(&w->frame_queue, frame, queue_link);
buffer_release(frame);
buffer_unref(frame);
@ -827,16 +834,16 @@ static void handle_frame_callback_queued(void* data,
if (!frame)
return;
discard_older_frames(window, frame->pts);
discard_older_frames(window, frame);
pixman_region_union(&window->current_damage, &window->current_damage,
&frame->damage);
if (!TAILQ_EMPTY(&window->frame_queue)) {
register_frame_callback();
}
// TODO: If chosen frame has already been rendered, do nothing
// TODO: Try not to render frames that are already rendered.
window_attach(window, 0, 0);
register_frame_callback();
// TODO: Consolidate all this scaling and translating
double scale;
int x_pos, y_pos;