Depth buffer now really is fixed

src/main.cpp

@@ -29,6 +29,7 @@ Scene Scene(WIDTH, HEIGHT);
 static void Initialize() {
     glViewport(0, 0, WIDTH, HEIGHT);
     glMatrixMode(GL_MODELVIEW);
+    glEnable(GL_DEPTH_TEST);
     glDepthMask(GL_TRUE);
     glLoadIdentity();
     glClearColor(196.0f / 255.0f, 233.0f / 255.0f, 241.0f / 255.0f, 1.0f);

src/rendering/Scene.cpp

@@ -43,7 +43,7 @@ void Scene::Build() {
 
     auto testObject =
             new Object(phongShader,
-                       new ObjGeometry("../data/plane.obj"),
+                       new ObjGeometry("../data/susanne.obj"),
                        headMaterial,
                        headTexture);