if (instance_exists(obj_mainchara))
{
    image_index += 0.2;
    depth = obj_mainchara.depth - 100;
    x = obj_mainchara.x;
    y = obj_mainchara.y;
    draw_self_custom(x1, x2, y1, y2);
    if (obj_mainchara.bbox_left > (x1 - 5) && obj_mainchara.bbox_right < (x2 + 5) && obj_mainchara.bbox_top > (y1 - 5) && obj_mainchara.bbox_bottom < (y2 + 5))
    {
        if (obj_mainchara.image_index == 1 || obj_mainchara.image_index == 3)
        {
            snd_play(snd_splash);
            mp = 0;
        }
    }
}