Update shader

apps/RenderCadenceCompositor/render/runtime/RuntimeRenderScene.h

@@ -36,6 +36,8 @@ private:
 	};
 
 	void ConsumePreparedPrograms();
+	bool EnsureLayerTargets(unsigned width, unsigned height);
+	void DestroyLayerTargets();
 	LayerProgram* FindLayer(const std::string& layerId);
 	const LayerProgram* FindLayer(const std::string& layerId) const;
 	static std::string Fingerprint(const RuntimeShaderArtifact& artifact);
@@ -43,4 +45,8 @@ private:
 	RuntimeShaderPrepareWorker mPrepareWorker;
 	std::vector<LayerProgram> mLayers;
 	std::vector<std::string> mLayerOrder;
+	GLuint mLayerFramebuffers[2] = {};
+	GLuint mLayerTextures[2] = {};
+	unsigned mLayerTargetWidth = 0;
+	unsigned mLayerTargetHeight = 0;
 };