Method GetGraphics

src/lua/LuaScriptInterface.h:115–129

	NonGraphicsContext ngc;

	std::variant<Graphics *, Renderer *, NonGraphicsContext *> GetGraphics()
	{
		if (eventTraits & eventTraitSimGraphics)
		{
			// This is ok without calling gameModel->view->PauseRendererThread() because
			// the renderer thread gets paused anyway if there are handlers
			// installed for eventTraitSimGraphics and *SimDraw events.
			return ren;
		}
		if (eventTraits & eventTraitInterfaceGraphics)
		{
			return g;
		}
		return &ngc;
	}

	std::vector<CustomElement> customElements; // must come after luaState
	std::vector<CustomTool> customTools;