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Application: re-worded presentCount comments

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This commit is contained in:
Anthony J. Thibault 2016-02-25 18:17:42 -08:00
parent 11cd8e03b9
commit 08c16beff2
1 changed files with 4 additions and 4 deletions
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8
interface/src/Application.cpp
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@ -2455,16 +2455,16 @@ void Application::idle(uint64_t now) {
_renderedFrameIndex = INVALID_FRAME;
}
// Don't saturate the main thread with rendering, no paint calls until the last one is complete
// Also no paint calls until the display plugin has increased by at least one frame
// (don't render at 90fps if the display plugin only goes at 60)
// Don't saturate the main thread with rendering and simulation,
// unless display plugin has increased by at least one frame
if (_renderedFrameIndex == INVALID_FRAME || presentCount > _renderedFrameIndex) {
// Record what present frame we're on
_renderedFrameIndex = presentCount;
// But when we DO request a paint, get to it as soon as possible: high priority
// request a paint, get to it as soon as possible: high priority
postEvent(this, new QEvent(static_cast<QEvent::Type>(Paint)), Qt::HighEventPriority);
} else {
// there's no use in simulating or rendering faster then the present rate.
return;
}