Function breaktest

src/dothrow.c:2581–2609

* Check to see if obj (which has just hit hard something at speed, e.g. * thrown or dropped from height) is going to break, but don't actually * break it. Return 0 if the object isn't going to break, 1 if it is. */

 * break it. Return 0 if the object isn't going to break, 1 if it is.
 */
boolean
breaktest(struct obj *obj)
{
    int nonbreakchance = 1; /* chance for non-artifacts to resist */

    /* this may need to be changed if actual glass armor gets added someday;
       for now, it affects crystal plate mail and helm of brilliance;
       either of them will have to be cracked 4 times before breaking */
    if (obj->oclass == ARMOR_CLASS && objects[obj->otyp].oc_material == GLASS)
        nonbreakchance = 90;

    if (obj_resists(obj, nonbreakchance, 99))
        return FALSE;
    if (objects[obj->otyp].oc_material == GLASS && !obj->oartifact
        && obj->oclass != GEM_CLASS)
        return TRUE;
    switch (obj->oclass == POTION_CLASS ? POT_WATER : obj->otyp) {
    case EXPENSIVE_CAMERA:
    case POT_WATER: /* really, all potions */
    case EGG:
    case CREAM_PIE:
    case MELON:
    case ACID_VENOM:
    case BLINDING_VENOM:
        return TRUE;
    default:
        return FALSE;
    }
}

staticfn void
breakmsg(struct obj *obj, boolean in_view)