[ADD] the pause menu can be accessed with the 'P' key. the real button are not implemented yet.

src/scenes/in_Game_Scene.h

@@ -1,17 +1,47 @@
 #pragma once
+#include <iostream>
+#include <ostream>
+#include <vector>
 #include "scene.h"
+#include "../gui/gui_interactable.h"
+#include "../models/model.h"
+#include "../renderEngine/loader.h"
+#include "../renderEngine/obj_loader.h"
+#include "../renderEngine/renderer.h"
+#include "../shaders/entity_shader.h"
+#include "../toolbox/toolbox.h"
+
 
 namespace scene
 {
+	enum class Game_State
+	{
+		//IDLE,
+		RUNNING,
+		PAUSED
+	};
 
 	class In_Game_Scene : public scene::Scene
 	{
 	private:
 		scene::Scenes return_value = scene::Scenes::INGAME;
+		scene::Game_State game_state = scene::Game_State::RUNNING;
+
+		std::vector<entities::Entity> entities_to_render;
+		std::vector<entities::Light> lights;
+		models::RawModel raw_model;
+		models::ModelTexture texture;
+		shaders::EntityShader* shader;
+		shaders::GuiShader* gui_shader;
+		entities::Camera *camera;
+		std::vector<gui::GuiTexture*> guis;
+		std::vector<gui::GuiTexture*> pause_guis;
+
+		void render_pause_menu();
 	
 	public:
 		In_Game_Scene();
-
+		~In_Game_Scene();
 		Scenes start(GLFWwindow* window) override;
 		void render() override;
 		void update(GLFWwindow* window) override;