Phase 3 refactor in progress

apps/LoopThroughWithOpenGLCompositing/gl/RenderEngine.h

@@ -4,9 +4,9 @@
 #include "OpenGLRenderPipeline.h"
 #include "OpenGLRenderer.h"
 #include "OpenGLShaderPrograms.h"
+#include "RenderStateComposer.h"
 #include "HealthTelemetry.h"
 #include "RuntimeCoordinator.h"
-#include "RuntimeLiveState.h"
 #include "RuntimeSnapshotProvider.h"
 
 #include <windows.h>
@@ -133,8 +133,8 @@ private:
 	HDC mHdc;
 	HGLRC mHglrc;
 
-	void ApplyOscOverlays(
-		std::vector<RuntimeRenderState>& states,
+	std::vector<RuntimeRenderState> ComposeRenderLayerStates(
+		const std::vector<RuntimeRenderState>& baseStates,
 		bool allowCommit,
 		double smoothing,
 		std::vector<OscOverlayCommitRequest>* commitRequests);
@@ -145,5 +145,6 @@ private:
 	unsigned mCachedRenderStateWidth = 0;
 	unsigned mCachedRenderStateHeight = 0;
 	std::chrono::steady_clock::time_point mLastPreviewPresentTime;
+	RenderStateComposer mRenderStateComposer;
 	RuntimeLiveState mRuntimeLiveState;
 };