This trigger fires when an NPC first hears some speech from another character.
The following object references are explicitly available for this trigger:
|I||The NPC hearing the speech.|
|SRC||The character speaking to the NPC.|
The following arguments are set for this trigger. If an argument is marked as "In" then a value will be passed in to the trigger, if an argument is marked as "Out" then it can be set to a value to affect Sphere's behaviour:
No arguments are set for this trigger.
The following return values are explicitly defined for this trigger:
|1||Prevents the NPC from hearing the character.|