Determines if a spell is the same as the one previously cast by the creature.
- A SPELL_* constant representing the spell to compare.
Returns TRUE if nSpell is the last spell used, otherwise FALSE.
Used in conjuction with SetLastGenericSpellCast().
Compares a spell with the last spell cast. Used internally by the AI so it doesn't keep casting the same spell.
author: Tom Cassiotis, editors: Lilac Soul, Mistress, additional contributor: Lilac Soul