Optimized the structure

src/ui/Render.cpp

@@ -50,4 +50,9 @@ void Renderer::Renderhello() {
     SDL_RenderClear(m_renderer);
     SDL_SetRenderDrawColor(m_renderer, 255, 255, 255, 255);
     SDL_RenderPresent(m_renderer);
+}
+
+
+void Renderer::render() {
+    Renderhello();
 }

src/ui/Render.h

@@ -13,6 +13,7 @@ public:
     Renderer(int WIDTH, int HEIGHT);  
     Renderer();
     ~Renderer();
+    void render();
     bool initialize();
     void Renderhello();
 };