if(!alarm[0]){
    if(place_meeting(x,y - 1,objPlayer) and objPlayer.ground = true){
        for(c = 0;c < 16;c += 1){
            n = instance_create(x + (c mod 4)*12,y + 36 - (c div 4)*12,int_collapse)
            n.sprite_index = sprite_index
            n.image_index  = image_index
            n.l =      (c mod 4)*12
            n.t = 36 - (c div 4)*12
            n.w = 12
            n.h = 12
            n.alarm[0] = 40 + c*2
        }
        alarm[0] = 40
        alarm[1] = 40 + (c - 4)*2
};