What is a Ray the dataType

[hejhrewjk]

when i said Ray i mean the DataType i dont understand it pls can someone explain me pls

[azqjanna]

Ray is just a container for two Vector3. It is not used very much in raycasting functions like you’d expect, but it has the two very useful functions ClosestPoint and Distance.

[colbert2677 (ImagineerColbert)]

See:

Since the old raycast is deprecated, what's the "ray" datatype still useful for?

The Ray datatype is useful for representing ray data without performing a cast. Engine APIs that are internally raycasts still provide a Ray object for developer use where you can use the properties of the Ray to perform your work. An example is ViewportPointToRay. The only thing that’s deprecated is the mass of raycast methods in favour of a single method that takes RaycastParams to configure the way the raycast is performed. You can otherwise still see the Ray datatype in use across a couple …