OVR_EXPORT ovrPosef ovrHmd_GetEyePose(ovrHmd hmd, ovrEyeType eye)
{
HMDState* hmds = (HMDState*)hmd;
if (!hmds) return ovrPosef();
hmds->checkBeginFrameTimingScope("ovrHmd_GetEyePose");
return hmds->TimeManager.GetEyePredictionPose(hmd, eye);
}
OVR_EXPORT void ovrHmd_AddDistortionTimeMeasurement(ovrHmd hmddesc, double distortionTimeSeconds)
{
if (!hmddesc)
return;
HMDState* hmds = (HMDState*)hmddesc->Handle;
hmds->checkBeginFrameTimingScope("ovrHmd_GetTimewarpEyeMatrices");
hmds->TimeManager.AddDistortionTimeMeasurement(distortionTimeSeconds);
}
OVR_EXPORT void ovrHmd_EndFrameTiming(ovrHmd hmddesc)
{
HMDState* hmds = (HMDState*)hmddesc->Handle;
if (!hmds) return;
// Debug state checks: Must be in BeginFrameTiming, on the same thread.
hmds->checkBeginFrameTimingScope("ovrHmd_EndTiming");
// MA TBD: Correct chek or not?
// ThreadChecker::Scope checkScope(&hmds->RenderAPIThreadChecker, "ovrHmd_EndFrame");
hmds->TimeManager.EndFrame();
hmds->BeginFrameTimingCalled = false;
}
ovrPosef ovrHmd_GetHmdPosePerEye(ovrHmd hmd, ovrEyeType eye)
{
HMDState* hmds = (HMDState*)hmd->Handle;
if (!hmds) return ovrPosef();
// This isn't a great place, but since we removed ovrHmd_BeginEyeRender...
// Only process latency tester for drawing the left eye (assumes left eye is drawn first)
if (hmds->pRenderer && eye == 0)
{
hmds->LatencyTestActive = hmds->ProcessLatencyTest(hmds->LatencyTestDrawColor);
}
hmds->checkBeginFrameTimingScope("ovrHmd_GetEyePose");
return hmds->TimeManager.GetEyePredictionPose(hmd, eye);
}
OVR_EXPORT void ovrHmd_GetEyeTimewarpMatrices(ovrHmd hmddesc, ovrEyeType eye,
ovrPosef renderPose, ovrMatrix4f twmOut[2])
{
if (!hmddesc)
return;
HMDState* hmds = (HMDState*)hmddesc->Handle;
// Debug checks: BeginFrame was called, on the same thread.
hmds->checkBeginFrameTimingScope("ovrHmd_GetTimewarpEyeMatrices");
hmds->TimeManager.GetTimewarpMatrices(hmddesc, eye, renderPose, twmOut);
/*
// MA: Took this out because new latency test approach just sames
// the sample times in FrameTimeManager.
// TODO: if no timewarp, then test latency in begin eye render
if (eye == 0)
{
hmds->ProcessLatencyTest2(hmds->LatencyTest2DrawColor, -1.0f);
}
*/
}
OVR_EXPORT void ovrHmd_EndFrameTiming(ovrHmd hmddesc)
{
HMDState* hmds = (HMDState*)hmddesc->Handle;
if (!hmds) return;
// Debug state checks: Must be in BeginFrameTiming, on the same thread.
hmds->checkBeginFrameTimingScope("ovrHmd_EndTiming");
// MA TBD: Correct check or not?
// ThreadChecker::Scope checkScope(&hmds->RenderAPIThreadChecker, "ovrHmd_EndFrame");
hmds->TimeManager.EndFrame();
hmds->BeginFrameTimingCalled = false;
bool dk2LatencyTest = (hmds->EnabledHmdCaps & ovrHmdCap_DynamicPrediction) != 0;
if (dk2LatencyTest)
{
Util::FrameTimeRecordSet recordset;
hmds->TheLatencyTestStateReader.GetRecordSet(recordset);
hmds->TimeManager.UpdateFrameLatencyTrackingAfterEndFrame( hmds->LatencyTest2DrawColor,
recordset);
}
}