Added FPS counter

Also removed multi window support

main.cpp

@@ -21,11 +21,8 @@ int main()
 {
     using namespace PB::Renderer; // Project namespace
 
-    /* Initializes GLFW and creates window */
-    if (!GLFWManager::Init())
-        return -1;
-
-    GLFWwindow* window = GLFWManager::CreateWindow(800, 600, "Vulkan window");
+    /* Initializes GLFW and creates a window */
+    GLFWwindow* window = GLFWManager::Init(800, 600, "Vulkan window");
     if (!window)
         return -1;
 
@@ -37,6 +34,7 @@ int main()
     while (!glfwWindowShouldClose(window))
     {
         glfwPollEvents();
+        GLFWManager::UpdateWindowTitleFPSInfo();
 
         if (!VulkanManager::RenderPass())
             CleanupAllAndExit(EXIT_FAILURE);