Re: Billboard Objects?

Matthsw Clementson ([email protected])
Tue, 5 Dec 1995 18:20:00 GMT

The Netscape 2 VRML plugin WebFX has a Sprite node which always faces
the camera. This does the same thing as this suggestion.

> I'd like to suggest that the way to do Billboard objects is not to focus on
> the thing being displayed, but on the transform. If we defined something
> like
>
> CameraTransform {
> isA Transform
> fields [ SFBITMASK axis ]
> axis X|Y|Z # Specifies which axis to always
> rotate to face the camera.
> }
>
> Note - that "rotate to face the camera" means to rotate so that the local
> coordinate space of the object, matches that of the camera.
>

  • Next message: Chris Thornborrow: "(Fwd) Java and JavaScript"
  • Previous message: Omar Eljumaily: "Re: Displaying Copyright Notices"
  • Maybe in reply to: Cindy Reed: "Billboard Objects?"
  • Next in thesad: Mitra: "Re: Billboard Objects?"