void FSteamVRHMD::GetCurrentPose(FQuat& CurrentOrientation, FVector& CurrentPosition, uint32 DeviceId, bool bForceRefresh /* = false*/)
{
if (VRSystem == nullptr)
{
return;
}
check(DeviceId >= 0 && DeviceId < vr::k_unMaxTrackedDeviceCount);
if (bForceRefresh)
{
// With SteamVR, we should only update on the PreRender_ViewFamily, and then the next frame should use the previous frame's results
check(IsInRenderingThread());
TrackingFrame.FrameNumber = GFrameNumberRenderThread;
vr::TrackedDevicePose_t Poses[vr::k_unMaxTrackedDeviceCount];
VRCompositor->WaitGetPoses(Poses, ARRAYSIZE(Poses));
for (uint32 i = 0; i < vr::k_unMaxTrackedDeviceCount; ++i)
{
TrackingFrame.bDeviceIsConnected[i] = Poses[i].bDeviceIsConnected;
TrackingFrame.bPoseIsValid[i] = Poses[i].bPoseIsValid;
FVector LocalCurrentPosition;
FQuat LocalCurrentOrientation;
PoseToOrientationAndPosition(Poses[i].mDeviceToAbsoluteTracking, LocalCurrentOrientation, LocalCurrentPosition);
TrackingFrame.DeviceOrientation[i] = LocalCurrentOrientation;
TrackingFrame.DevicePosition[i] = LocalCurrentPosition;
TrackingFrame.RawPoses[i] = Poses[i].mDeviceToAbsoluteTracking;
}
}
// Update CurrentOrientation and CurrentPosition for the desired device, if valid
if (TrackingFrame.bPoseIsValid[DeviceId])
{
CurrentOrientation = TrackingFrame.DeviceOrientation[DeviceId];
CurrentPosition = TrackingFrame.DevicePosition[DeviceId];
}
}
void FGearVR::GetCurrentPose(FQuat& CurrentHmdOrientation, FVector& CurrentHmdPosition, bool bUseOrienationForPlayerCamera, bool bUsePositionForPlayerCamera)
{
check(IsInGameThread());
auto frame = GetFrame();
check(frame);
if (bUseOrienationForPlayerCamera || bUsePositionForPlayerCamera)
{
// if this pose is going to be used for camera update then save it.
// This matters only if bUpdateOnRT is OFF.
frame->EyeRenderPose[0] = frame->CurEyeRenderPose[0];
frame->EyeRenderPose[1] = frame->CurEyeRenderPose[1];
frame->HeadPose = frame->CurSensorState.Predicted.Pose;
}
frame->PoseToOrientationAndPosition(frame->CurSensorState.Predicted.Pose, CurrentHmdOrientation, CurrentHmdPosition);
//UE_LOG(LogHMD, Log, TEXT("CRPOSE: Pos %.3f %.3f %.3f"), CurrentHmdPosition.X, CurrentHmdPosition.Y, CurrentHmdPosition.Z);
//UE_LOG(LogHMD, Log, TEXT("CRPOSE: Yaw %.3f Pitch %.3f Roll %.3f"), CurrentHmdOrientation.Rotator().Yaw, CurrentHmdOrientation.Rotator().Pitch, CurrentHmdOrientation.Rotator().Roll);
}
