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openvr: predict 3 frames into the future

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Becasue I revered the latency fix in the GLEscrow queue.

*sigh*
This commit is contained in:
Anthony Thibault 2016-03-23 17:38:40 -07:00
parent 73725106f0
commit 88c4e54cff
1 changed files with 2 additions and 2 deletions
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4
plugins/openvr/src/OpenVrDisplayPlugin.cpp
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@ -122,8 +122,8 @@ void OpenVrDisplayPlugin::updateHeadPose(uint32_t frameIndex) {
float vsyncToPhotons = _system->GetFloatTrackedDeviceProperty(vr::k_unTrackedDeviceIndex_Hmd, vr::Prop_SecondsFromVsyncToPhotons_Float);
#if THREADED_PRESENT
// 2 frames of prediction + vsyncToPhotons = 33ms total
const float NUM_PREDICTION_FRAMES = 2.0f;
// 3 frames of prediction + vsyncToPhotons = 44ms total
const float NUM_PREDICTION_FRAMES = 3.0f;
float predictedSecondsFromNow = NUM_PREDICTION_FRAMES * frameDuration + vsyncToPhotons;
#else
float predictedSecondsFromNow = frameDuration + vsyncToPhotons;