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> Unreal Engine API Reference > Runtime > HeadMountedDisplay > IXRTrackingSystem > IXRTrackingSystem::OnBeginRendering_RenderThread

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IXRTrackingSystem::OnBeginRendering_RenderThread

Called just before rendering the current frame on the render thread.

Windows

MacOS

Linux

References

Module	HeadMountedDisplay
Header	/Engine/Source/Runtime/HeadMountedDisplay/Public/IXRTrackingSystem.h
Include	#include "IXRTrackingSystem.h"

Syntax

virtual void OnBeginRendering_RenderThread
(
FRHICommandListImmediate & RHICmdList,
FSceneViewFamily & ViewFamily
)

Remarks

Called just before rendering the current frame on the render thread. Invoked before applying late update, so plugins that want to refresh poses on the render thread prior to late update. Use this to perform any initializations prior to rendering.

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