Function clear_dknown

src/mkobj.c:834–848

set obj->dknown to 0 for most types of objects, to 1 otherwise; split off from unknow_object() */

/* set obj->dknown to 0 for most types of objects, to 1 otherwise;
   split off from unknow_object() */
void
clear_dknown(struct obj *obj)
{
    /* note: this is an unobserving not an observing, so don't call
       observe_object even if dknown is being set to 1 */
    obj->dknown = strchr(dknowns, obj->oclass) ? 0 : 1;
    if ((obj->otyp >= ELVEN_SHIELD && obj->otyp <= ORCISH_SHIELD)
        || obj->otyp == SHIELD_OF_REFLECTION
        || objects[obj->otyp].oc_merge)
        obj->dknown = 0;
    /* globs always have dknown flag set (to maximize merging) but for new
       object, globby flag won't be set yet so isn't available to check */
    if (Is_pudding(obj))
        obj->dknown = 1;
}

/* some init for a brand new object, or partial re-init when hero loses
   potentially known info about an object (called when an unseen monster