Determines whether the last spell cast was harmful.
Use this in a SpellCast script to determine whether the spell was considered harmful.
Returns TRUE if the last spell cast was harmful.
Only can be used accurately in the OnSpellCastAt script of a creature, placeable or door.
Speculation: Returns TRUE if HostileSetting is set to 1 for this particular spell in spells.2da.
If it is FALSE, it doesn't mean it was a good spell, it could be any non-hostile (IE: don't initiate combat) spell.
Returns exact value passed into EventSpellCastAt function, i.e. any value, not just FALSE/TRUE can be put into EventSpellCastAt().
author: Jochem van 't Hull, editor: Jasperre