Add game progress code for Breakout collision chapters. Add forgotten destructor logic on previous progress files.

src/7.in_practice/3.2d_game/0.full_source/progress/5.game.h

@@ -0,0 +1,67 @@
+/*******************************************************************
+** This code is part of Breakout.
+**
+** Breakout is free software: you can redistribute it and/or modify
+** it under the terms of the CC BY 4.0 license as published by
+** Creative Commons, either version 4 of the License, or (at your
+** option) any later version.
+******************************************************************/
+#ifndef GAME_H
+#define GAME_H
+
+#include <glad/glad.h>
+#include <GLFW/glfw3.h>
+
+// Represents the current state of the game
+enum GameState {
+    GAME_ACTIVE,
+    GAME_MENU,
+    GAME_WIN
+};
+
+// Represents the four possible (collision) directions
+enum Direction {
+    UP,
+    RIGHT,
+    DOWN,
+    LEFT
+};
+// Defines a Collision typedef that represents collision data
+typedef std::tuple<bool, Direction, glm::vec2> Collision; // <collision?, what direction?, difference vector center - closest point>
+
+// Initial size of the player paddle
+const glm::vec2 PLAYER_SIZE(100.0f, 20.0f);
+// Initial velocity of the player paddle
+const float PLAYER_VELOCITY(500.0f);
+// Initial velocity of the Ball
+const glm::vec2 INITIAL_BALL_VELOCITY(100.0f, -350.0f);
+// Radius of the ball object
+const float BALL_RADIUS = 12.5f;
+
+// Game holds all game-related state and functionality.
+// Combines all game-related data into a single class for
+// easy access to each of the components and manageability.
+class Game
+{
+public:
+    // game state
+    GameState               State;	
+    bool                    Keys[1024];
+    bool                    KeysProcessed[1024];
+    unsigned int            Width, Height;
+    // constructor/destructor
+    Game(unsigned int width, unsigned int height);
+    ~Game();
+    // initialize game state (load all shaders/textures/levels)
+    void Init();
+    // game loop
+    void ProcessInput(float dt);
+    void Update(float dt);
+    void Render();
+    void DoCollisions();
+    // reset
+    void ResetLevel();
+    void ResetPlayer();
+};
+
+#endif