App: Print average frame-time on exit

src/inferno/application.cpp

@@ -171,7 +171,9 @@ int Application::run()
 	constexpr glm::mat4 matIdentity { 1.0f };
 	constexpr TransformComponent transformIdentity;
 
-	// m_window->setVSync(false);
+	double gametime = 0;
+	uint64_t frames = 0;
+
 	while (!m_window->shouldClose()) {
 
 		float time = Time::time();
@@ -179,6 +181,9 @@ int Application::run()
 		m_lastFrameTime = time;
 		// ruc::debug("Frametime {}ms", deltaTime * 1000);
 
+		gametime += deltaTime;
+		frames++;
+
 		// ---------------------------------
 		// Update
 
@@ -224,6 +229,8 @@ int Application::run()
 
 	ruc::debug("Application shutdown");
 
+	ruc::debug("Average frametime: {:.2f}ms", (gametime / frames) * 1000);
+
 	return m_status;
 }