Polymorphic Map and threadpool

src/Engine/Graphics/Vulkan/VulkanGraphicsResources.h

@@ -370,12 +370,14 @@ public:
 	virtual void setMouseButtonCallback(std::function<void(MouseButton, InputAction, KeyModifier)> callback) override;
 	virtual void setScrollCallback(std::function<void(double, double)> callback) override;
 	virtual void setFileCallback(std::function<void(int, const char**)> callback) override;
+	virtual void setCloseCallback(std::function<void()> callback);
 
 	std::function<void(KeyCode, InputAction, KeyModifier)> keyCallback;
 	std::function<void(double, double)> mouseMoveCallback;
 	std::function<void(MouseButton, InputAction, KeyModifier)> mouseButtonCallback;
 	std::function<void(double, double)> scrollCallback;
 	std::function<void(int, const char**)> fileCallback;
+	std::function<void()> closeCallback;
 protected:
 	void advanceBackBuffer();
 	void recreateSwapchain(const WindowCreateInfo &createInfo);

src/Engine/Graphics/Vulkan/VulkanViewport.cpp

@@ -38,6 +38,12 @@ void glfwFileCallback(GLFWwindow* handle, int count, const char** paths)
     window->fileCallback(count, paths);
 }
 
+void glfwCloseCallback(GLFWwindow* handle)
+{
+    Window* window = (Window*)glfwGetWindowUserPointer(handle);
+    window->closeCallback();
+}
+
 Window::Window(PGraphics graphics, const WindowCreateInfo &createInfo)
     : Gfx::Window(createInfo)
     , graphics(graphics)
@@ -56,6 +62,7 @@ Window::Window(PGraphics graphics, const WindowCreateInfo &createInfo)
     glfwSetMouseButtonCallback(handle, &glfwMouseButtonCallback);
     glfwSetScrollCallback(handle, &glfwScrollCallback);
     glfwSetDropCallback(handle, &glfwFileCallback);
+    glfwSetWindowCloseCallback(handle, &glfwCloseCallback);
 
     glfwCreateWindowSurface(instance, handle, nullptr, &surface);
 
@@ -134,6 +141,11 @@ void Window::setFileCallback(std::function<void(int, const char**)> callback)
     fileCallback = callback;
 }
 
+void Window::setCloseCallback(std::function<void()> callback)
+{
+    closeCallback = callback;
+}
+
 void Window::advanceBackBuffer()
 {
     VkResult res = VK_ERROR_OUT_OF_DATE_KHR;