private bool AllowCast() { AbilityResult myResult = AbilityResult.ABILITYRESULT_OK; if (AbInfo.Target != null) { if (AbInfo.Target.IsDead && !AbInfo.ConstantInfo.AffectsDead) { myResult = AbilityResult.ABILITYRESULT_ILLEGALTARGET_DEAD; } else if (!AbInfo.Target.IsDead && AbInfo.ConstantInfo.AffectsDead) { myResult = AbilityResult.ABILITYRESULT_ILLEGALTARGET_NOT_DEAD_ALLY; } else if (AbInfo.Target != _caster) { if (AbInfo.ConstantInfo.CastAngle != 0 && _caster.IsMoving && !_caster.IsObjectInFront(AbInfo.Target, AbInfo.ConstantInfo.CastAngle)) { myResult = AbilityResult.ABILITYRESULT_OUT_OF_ARC; } // Explicit LOS check for move-cast abilities if (AbInfo.CastTime > 0 && AbInfo.CanCastWhileMoving && AbInfo.Target != null && !_caster.LOSHit(AbInfo.Target)) { myResult = AbilityResult.ABILITYRESULT_NOT_VISIBLE; } } } if (myResult != AbilityResult.ABILITYRESULT_OK) { CancelCast((ushort)myResult); return(false); } if (myResult == AbilityResult.ABILITYRESULT_OK && _caster.ItmInterface != null) { myResult = _caster.ItmInterface.WeaponCheck(AbInfo.ConstantInfo.WeaponNeeded); } if (AbInfo.ApCost > 0 && _caster is Player && !_caster.ConsumeActionPoints(AbInfo.ApCost)) { myResult = AbilityResult.ABILITYRESULT_AP; } if (myResult != AbilityResult.ABILITYRESULT_OK) { CancelCast((ushort)myResult); return(false); } AbilityMgr.GetCommandsFor(_caster, AbInfo); return(true); }