Method getCache

src/Savegame/BattleUnit.cpp:737–742

* Check if the unit is still cached in the Map cache. * When the unit changes it needs to be re-cached. * @param invalid Get if the cache is invalid. * @param part Unit part to check. * @return Pointer to cache surface used. */

 * @return Pointer to cache surface used.
 */
Surface *BattleUnit::getCache(bool *invalid, int part) const
{
	if (part < 0) part = 0;
	*invalid = _cacheInvalid;
	return _cache[part];
}

/**
 * Kneel down.