Other

void    init_screen(char nb_bit)

    this function init gdl and the gpsdk, parametter must be 8 or 16, it's the color deep

void count_and_draw_fps(void)

    this function draw at 10,10 screen pos the fps, the frame time and the key pressed (only use this function one time per frame)

short count_fps(void)

    this function count and return the frame per second value (only use this function one time per frame)

void flip_screen(void)

    this function flip work and draw buffer

unsigned char *get_gpg(char *filename)

    this function write by yenaphe open, alow memory and load the specified gpg file, return the pointer to the alowed memory
    note : this function can also load .sef files