Odyssee/project/src/main.c

/*
  Projet name .......: Odyssée
  Version ...........: - dev -
  Last modification .: 11 june 2021


  code and assets provided with licence :
  GNU General Public Licence v3.0
*/

#include <gint/display.h>
#include <gint/gray.h>
#include <gint/keyboard.h>
#include <gint/timer.h>
#include <gint/clock.h>
#include <gint/std/stdlib.h>

#include "core.h"
#include "display_engine.h"

// title_screen : display the title screen with particule effect
void title_screen(void);

void main_loop(void);

int main(void)
{
    extern font_t font_odyssee;
    dfont(&font_odyssee);

    dgray(DGRAY_ON);

    title_screen();
    main_loop();

    dgray(DGRAY_OFF);
    dupdate();

    return 1;
}


void title_screen(void)
{
    extern const bopti_image_t img_title;

    dclear(C_WHITE);
    dimage(0, 0, &img_title);
    dupdate();
    
    getkey();
}


void main_loop(void)
{
    extern const struct map map_world;
    int key = 0;

    struct player player = {DOWN, 0};
    struct game game = {&map_world, 0, 0, &player, 0, 0};

    static volatile int tick = 0;
    int t = timer_configure(TIMER_ANY, ENGINE_TICK*1000, GINT_CALL(callback_tick, &tick));
    if (t >= 0) timer_start(t);

    while (key != KEY_EXIT)
    {   
        while (!tick) sleep();
        tick = 0;

        dclear(C_WHITE);

        next_frame(&game);
        draw_map(&game);
        draw_player(&game);
        
        dupdate();

        key = rtc_key();
        analyze_input(&game, key);
    }
    if (t >= 0) timer_stop(t);
}