if (alertcon >= 1 && frozen == 0 && ignoresolid == 0)
{
    if (collision_rectangle(bbox_left, bbox_top, bbox_right, bbox_bottom, obj_solidblock_ch1, false, true) || collision_rectangle(bbox_left, bbox_top, bbox_right, bbox_bottom, obj_solidenemy_ch1, false, true))
    {
        x -= hspeed;
        y -= vspeed;
        hspeed = 0;
        vspeed = 0;
    }
}