if (preptimer > 0)
{
    preptimer--;
    var invlerp = scr_inverselerp(5, 0, preptimer);
    var scale = lerp(0.7, 1, invlerp);
    draw_sprite_ext(sprite_index, 0, x, y, scale, scale, 0, c_white, 1);
    if (preptimer == 0)
    {
        d = instance_create(x, y, obj_bulletparent);
        d.sprite_index = spr_maus_holesblack;
        d.depth += 3;
    }
}
else
{
    draw_sprite_ext(sprite_index, image_index, x + (random(shaky) * choose(1, -1)), y + (random(shaky) * choose(1, -1)), image_xscale, image_yscale, image_angle, image_blend, image_alpha);
}
shaky = scr_approach(shaky, 0, max(0.1, shaky / 8));