if (instance_exists(obj_mainchara))
{
    x = obj_mainchara.x - 1;
    y = obj_mainchara.y - 15;
    d = 0;
    if (global.interact == 0)
        d = 1;
    if (d == 1)
    {
        instance_create(x + 10, y + 15, obj_snowhatparticle);
        repeat (3)
        {
            grx = choose(1, -1) * random(7);
            gry = choose(1, -1) * random(4);
            instance_create(x + 10 + grx, y + 12 + gry, obj_snowhatparticle);
        }
        instance_destroy();
    }
}