func (hmd *Hmd) BeginFrameTiming(frameIndex uint) FrameTiming { return FrameTiming(C.ovrHmd_BeginFrameTiming(hmd.hmdRef, C.uint(frameIndex))) }
// Called at the beginning of the frame on the Render Thread. // Pass frameIndex == 0 if ovrHmd_GetFrameTiming isn't being used. Otherwise, // pass the same frame index as was used for GetFrameTiming on the main thread. func (hmd *Hmd) BeginFrameTiming(frameIndex int) FrameTiming { return frameTiming(C.ovrHmd_BeginFrameTiming(hmd.cptr(), C.uint(frameIndex))) }