EVENT DAMAGEWALL
EVENT_DAMAGEWALL is a Game Event.
This event is triggered whenever a wall is hit by a weapon.
This event is only executed if the tilenum was set with damageeventtile and damageeventtilerange.
THISACTOR equals the ID of the projectile or source of damage.
RETURN or the userdef return 0 equals the ID of what is being damaged.
The userdef return 1 through 5 equals the hitradius parameters. If there's no radius damage, return 1 equals -1.
See also EVENT_DAMAGEFLOOR, EVENT_DAMAGECEILING, EVENT_DAMAGESPRITE and EVENT_POSTDAMAGESPRITE.