// Renders textures to frame buffer
OVR_EXPORT void ovrHmd_EndFrame(ovrHmd hmddesc,
const ovrPosef renderPose[2],
const ovrTexture eyeTexture[2])
{
HMDState* hmds = (HMDState*)hmddesc->Handle;
if (!hmds) return;
// Instrument when the EndFrame() call started
hmds->LagStats.InstrumentEndFrameStart(ovr_GetTimeInSeconds());
hmds->SubmitEyeTextures(renderPose, eyeTexture);
// Debug state checks: Must be in BeginFrame, on the same thread.
hmds->checkBeginFrameScope("ovrHmd_EndFrame");
ThreadChecker::Scope checkScope(&hmds->RenderAPIThreadChecker, "ovrHmd_EndFrame");
hmds->pRenderer->SetLatencyTestColor(hmds->LatencyTestActive ? hmds->LatencyTestDrawColor : NULL);
ovrHmd_GetLatencyTest2DrawColor(hmddesc, NULL); // We don't actually need to draw color, so send NULL
if (hmds->pRenderer)
{
hmds->pRenderer->SaveGraphicsState();
// See if we need to show the HSWDisplay.
if (hmds->pHSWDisplay) // Until we know that these are valid, assume any of them can't be.
{
ovrHSWDisplayState hswDisplayState;
hmds->pHSWDisplay->TickState(&hswDisplayState, true); // This may internally call HASWarning::Display.
if (hswDisplayState.Displayed)
{
hmds->pHSWDisplay->Render(ovrEye_Left, &eyeTexture[ovrEye_Left]);
hmds->pHSWDisplay->Render(ovrEye_Right, &eyeTexture[ovrEye_Right]);
}
}
hmds->pRenderer->EndFrame(true);
hmds->pRenderer->RestoreGraphicsState();
}
// Call after present
ovrHmd_EndFrameTiming(hmddesc);
// Instrument latency tester
hmds->LagStats.InstrumentLatencyTimings(hmds->TimeManager);
// Instrument when the EndFrame() call ended
hmds->LagStats.InstrumentEndFrameEnd(ovr_GetTimeInSeconds());
// Out of BeginFrame
hmds->BeginFrameThreadId = 0;
hmds->BeginFrameCalled = false;
}
// Renders textures to frame buffer
OVR_EXPORT void ovrHmd_EndFrame(ovrHmd hmddesc,
const ovrPosef renderPose[2],
const ovrTexture eyeTexture[2])
{
HMDState* hmds = (HMDState*)hmddesc->Handle;
if (!hmds) return;
hmds->SubmitEyeTextures(renderPose, eyeTexture);
// Debug state checks: Must be in BeginFrame, on the same thread.
hmds->checkBeginFrameScope("ovrHmd_EndFrame");
ThreadChecker::Scope checkScope(&hmds->RenderAPIThreadChecker, "ovrHmd_EndFrame");
hmds->pRenderer->SetLatencyTestColor(hmds->LatencyTestActive ? hmds->LatencyTestDrawColor : NULL);
// TBD: Move directly into renderer
bool dk2LatencyTest = (hmds->EnabledHmdCaps & ovrHmdCap_DynamicPrediction) != 0;
if (dk2LatencyTest)
{
hmds->TimeManager.GetFrameLatencyTestDrawColor(hmds->LatencyTest2DrawColor);
hmds->pRenderer->SetLatencyTest2Color(hmds->LatencyTest2DrawColor);
}
else
{
hmds->pRenderer->SetLatencyTest2Color(NULL);
}
if (hmds->pRenderer)
{
hmds->pRenderer->SaveGraphicsState();
// See if we need to show the HSWDisplay.
if (hmds->pHSWDisplay) // Until we know that these are valid, assume any of them can't be.
{
ovrHSWDisplayState hswDisplayState;
hmds->pHSWDisplay->TickState(&hswDisplayState); // This may internally call HASWarning::Display.
if (hswDisplayState.Displayed)
{
hmds->pHSWDisplay->Render(ovrEye_Left, &eyeTexture[ovrEye_Left]);
hmds->pHSWDisplay->Render(ovrEye_Right, &eyeTexture[ovrEye_Right]);
}
}
hmds->pRenderer->EndFrame(true);
hmds->pRenderer->RestoreGraphicsState();
}
// Call after present
ovrHmd_EndFrameTiming(hmddesc);
if (dk2LatencyTest)
{
Util::FrameTimeRecordSet recordset;
hmds->TheLatencyTestStateReader.GetRecordSet(recordset);
hmds->TimeManager.UpdateFrameLatencyTrackingAfterEndFrame( hmds->LatencyTest2DrawColor,
recordset);
}
// Out of BeginFrame
hmds->BeginFrameThreadId = 0;
hmds->BeginFrameCalled = false;
}