Introduction to 3D Graphics and VRML

Interaction (cont...)

In VRML, objects can represent links that can be used to access other virtual worlds, or URLs for Web pages

VRML Anchor example

#VRML V2.0 utf8
  Group {
    children [

      ... 

      Anchor {
        url "../3dgraphics19c.html"
        description "Return to lecture"
        children [
          Shape {
            geometry Text {
              string ["Go back to", "VR Lecture" ]
              fontStyle FontStyle {
                justify "MIDDLE"
              }
            }
          }
        ]
      }
    ]
  }