Patch update - Scene window

enginecustom/imguiManager.h

@@ -34,9 +34,13 @@ public:
 	void WidgetLightWindow(ApplicationClass* app);
 	void WidgetShaderWindow(ApplicationClass* app);
 	void WidgetEngineSettingsWindow(ApplicationClass* app);
+	void WidgetRenderWindow(ApplicationClass* app, ImVec2 availableSize);
 
 	bool ImGuiWidgetRenderer(ApplicationClass* app);
 
+	void SetWindowSize(ImVec2 size) { windowSize = size; }
+	ImVec2 GetWindowSize() const { return windowSize; }
+
 	// Shader toggles
 
 	bool m_EnableCelShading;
@@ -54,6 +58,7 @@ private :
 
 	ID3D11Device* m_device;
 	ID3D11DeviceContext* m_deviceContext;
+	ImVec2 windowSize;
 
 };