blasteroids/include/blasteroids.h

/**
 * @file blasteroids.h
 * @brief engine of the game. All logic and settings are here
 */
/**
 * @def BLASTEROIDS_H
 */
/* Project */
#include <asteroid.h>
#include <blast.h>
#include <spaceship.h>
#ifndef BLASTEROIDS_H
#define BLASTEROIDS_H
#define WIDTH 800
#define HEIGHT 600
#define FPS 60.0f
#define KEYS_MAX 5

#define ASTR_COLOR al_map_rgb(255,255,255)
#define BG_COLOR al_map_rgb(0,0,30)
enum enum_buttons {
  FW, BW, CW, CC, EX
};
/**
 * @fn void al_clear_keyboard_state(ALLEGRO_DISPLAY *display) - added so the funciton was defined.
 * for some reason function exists, but is not defined in allegro library.
 */
void al_clear_keyboard_state(ALLEGRO_DISPLAY *display);
/**
 * @fn void blasteroids_check_collision(Asteroid *a, Spaceship *s) - checks for collision between asteroid and spaceship.
 * @param a - asteroid to check collision with s
 * @param s - spaceship of the player
 */
void blasteroids_check_collision(Asteroid *a, Spaceship *s);
/**
 * @fn void blasteroids_init_control(void) - initializes all control using allegro library.
 */
void blasteroids_init_control(void);
/**
 * @fn void blasteroids_init_display(void) - initalizes the game window with allegro.
 * The size of the window is hardcoded into the WIDTH and HEIGHT constants.
 */
void blasteroids_init_display(void);
/**
 * @fn void blasteroids_init_timer(void) - initializes the allegro timer.
 */
void blasteroids_init_timer(void);
/**
 * @fn void blasteroids_init_events(void) - initializes the allegro events and registers all event sources(timer included).
 */
void blasteroids_init_events(void);
/**
 * @fn void blasteroids_loop(void) - main loop of the game, it runs until you close the display or press ESC.
 */
void blasteroids_loop(void);
/**
 * void blasteroids_exit(Spaceship *s, Asteroid **a, bool *keys,ALLEGRO_EVENT *event, ALLEGRO_TIMER *timer, ALLEGRO_EVENT_QUEUE *queue)
 * when blasteroids_loop ends it calls for blasteroids_exit to free allocated memory.
 * @param s - pointer to the spaceship
 * @param a - pointer to the array of Asteroid
 * @param keys - pointer to array of pressed keys
 * @param event - pointer to created ALLEGRO_EVENT event
 * @param timer - pointer to created ALLEGRO_TIMER timer
 * @param queue - pointer to created ALLEGRO_EVENT_QUEUE
 */
void blasteroids_exit(Spaceship *s, Asteroid **a, bool *keys,
    ALLEGRO_EVENT *event, ALLEGRO_TIMER *timer, ALLEGRO_EVENT_QUEUE *queue);

#endif