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Only sleep for the rest of the frame budget

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Previously, we were sleeping as long as the paint took. Now, we only sleep for the rest of the allotted budget (if any).

Thanks to @lgarbarini for helping debug.
This commit is contained in:
Max Bernstein
2024-08-11 15:00:30 -04:00
committed by GitHub
parent 92aa0ecd30
commit 4bd64ea226
1 changed files with 5 additions and 2 deletions
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7
fenster.h
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@ -350,8 +350,11 @@ public:
}
bool loop(const int fps) {
int64_t t = fenster_time();
if (t - this->now < 1000 / fps) {
fenster_sleep(t - now);
int64_t paint_time = t - this->now;
int64_t frame_budget = 1000 / fps;
int64_t sleep_time = frame_budget - paint_time;
if (sleep_time > 0) {
fenster_sleep(sleep_time);
}
this->now = t;
return fenster_loop(&this->f) == 0;