Ray Cast

Node description and basic instructions

Description

Casts a ray, from point origin, in direction direction, of length max Distance, against all colliders in the Scene.

Specifying Query Trigger Interaction allows you to control whether or not Trigger colliders generate a hit.

Raycasts will not detect Colliders for which the Raycast origin is inside the Collider.

bool Returns true if the ray intersects with a Collider, otherwise false.

To create it, right-click on free space in AI Tree inspector and select Create Node/Tasks/Physics/Ray Cast.

This task node has a number of fields, that are highlighted in picture below.

Fields

Name	Description
Node Name	Name of node
Ignore Abort Self	Whether node ignores abort self or not
Origin	Origin of the Ray Cast
Direction	Direction of the Ray Cast
Max Distance	Max length of the cast (by default: infinity)
Culling Layer	Used to selectively ignore colliders when casting a Ray Cast
Query Trigger Interaction	Specifies whether this query should hit Triggers

Message

Name	Description
Message	Value of message
Argument	Argument of message in Blackboard