render fix

src/framework/core/engine.cpp

@@ -90,12 +90,19 @@ void Engine::run()
                 }
             }
 
-            render();
+            // render
+            g_graphics.beginRender();
+
+            if(m_currentState)
+                m_currentState->render();
+            UIContainer::getRootContainer()->render();
 
             // render fps
             if(m_calculateFps)
                 defaultFont->renderText(fpsText, Point(g_graphics.getScreenSize().width() - fpsTextSize.width() - 10, 10));
 
+            g_graphics.endRender();
+
             // swap buffers
             Platform::swapBuffers();
         }
@@ -119,15 +126,6 @@ void Engine::changeState(GameState* newState)
         m_currentState->onEnter();
 }
 
-void Engine::render()
-{
-    g_graphics.beginRender();
-    if(m_currentState)
-        m_currentState->render();
-    UIContainer::getRootContainer()->render();
-    g_graphics.endRender();
-}
-
 void Engine::onClose()
 {
     if(m_currentState)

src/framework/core/engine.h

@@ -65,9 +65,6 @@ public:
     int getCurrentFrameTicks() const { return m_lastFrameTicks; }
 
 private:
-    /// Called to render every frame
-    void render();
-
     bool m_stopping;
     bool m_running;
     bool m_calculateFps;

src/framework/graphics/graphics.cpp

@@ -41,6 +41,7 @@ void Graphics::init()
     glHint(GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
     glShadeModel(GL_SMOOTH);
     glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+    glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
 
     logInfo("GPU %s", (const char*)glGetString(GL_RENDERER));
     logInfo("OpenGL %s", (const char*)glGetString(GL_VERSION));
@@ -115,7 +116,6 @@ void Graphics::restoreViewport()
 
 void Graphics::beginRender()
 {
-    glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
     glClear(GL_COLOR_BUFFER_BIT);
     glLoadIdentity();