repeat (reverse ? reversespeed : 1)
{
    if (reverse)
    {
        if (t >= 5 && t < 10)
            tone--;
        if (t >= 9)
            neotone--;
        else
            neotone = 0;
    }
    if (reverse)
    {
        if (t == 0)
            first_pass = false;
        else
            first_pass = !first_pass;
    }
    if (t != 0 && first_pass)
    {
        for (i = 0; i < starcount; i += 1)
        {
            with (star[i])
            {
                hspeed += gravity;
                x += hspeed;
            }
        }
    }
    if (t >= 6 && t <= 26)
    {
        if (!reverse)
            afterimage += 1;
        if (!first_pass)
        {
            d3d_set_fog(true, c_white, 0, 1);
            draw_sprite_ext(sprite_index, image_index, x + (afterimage * 4), y, image_xscale, image_yscale, 0, image_blend, 0.7 - (afterimage / 25));
            draw_sprite_ext(sprite_index, image_index, x + (afterimage * 8), y, image_xscale, image_yscale, 0, image_blend, 0.4 - (afterimage / 30));
            d3d_set_fog(false, c_black, 0, 0);
        }
        if (reverse)
            afterimage--;
    }
    if (t < 6)
    {
        if (!first_pass)
        {
            if (t < 5)
                draw_sprite_ext(sprite_index, image_index, x, y, image_xscale, image_yscale, 0, image_blend, 1 - (neotone / 4));
            d3d_set_fog(true, c_white, 0, 1);
            maxwhite = t / 5;
            if (maxwhite > 1)
                maxwhite = 1;
            draw_sprite_ext(sprite_index, image_index, x, y, image_xscale, image_yscale, 0, image_blend, maxwhite - (tone / 5));
            d3d_set_fog(false, c_black, 0, 0);
        }
    }
    if (!reverse)
    {
        if (t >= 1 && t <= 5)
        {
            for (i = 0; i < 2; i += 1)
            {
                star[starcount] = instance_create(x + random(sprite_width), y + random(sprite_height), obj_marker);
                star[starcount].reversespeed = reversespeed;
                with (star[starcount])
                {
                    image_xscale = 2;
                    image_yscale = 2;
                    sprite_index = spr_sparestar_anim;
                    image_alpha = 2;
                    image_speed = 0.25;
                    hspeed = -3;
                    gravity = 0.5;
                    gravity_direction = 0;
                }
                starcount += 1;
            }
        }
        if (t >= 5 && t <= 30)
        {
            for (i = 0; i < starcount; i += 1)
            {
                with (star[i])
                {
                    image_angle += 10;
                    image_alpha -= 0.1;
                    if (image_alpha <= 0)
                        visible = false;
                }
            }
        }
    }
    else
    {
        if (t >= 6 && t <= 31)
        {
            for (i = 0; i < starcount; i += 1)
            {
                with (star[i])
                {
                    image_angle -= 10;
                    image_alpha += 0.1;
                    if (!visible && image_alpha >= 0 && image_alpha < 2)
                        visible = true;
                }
            }
        }
        if (t >= 2 && t <= 6)
        {
            for (i = 0; i < 2; i += 1)
            {
                starcount--;
                with (star[starcount])
                    instance_destroy();
            }
        }
    }
    if (!reverse)
    {
        if (t >= 5 && t < 10)
            tone += 1;
        if (t >= 9)
            neotone += 1;
        else
            neotone = 0;
    }
    if (reverse && t == (15 * reversespeed))
        snd_play(snd_reverse_spare);
    if (t >= 50 && !reverse)
    {
        for (i = 0; i < starcount; i += 1)
        {
            with (star[i])
            {
                image_speed *= -reversespeed;
                hspeed = -hspeed - gravity;
            }
        }
        first_pass = false;
        reverse = true;
        t++;
    }
    if (reverse)
        t--;
    else
        t++;
    if (reverse && t < 0)
    {
        original.visible = true;
        instance_destroy();
        exit;
    }
}