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Listing 2

#VRML V2.0 utf8
# Define a PROTOtype:
# A Thing with a given center and color
PROTO Thing [
   field SFVec3f center 0 0 0
   field SFColor color 0.8 0 0
   field SFNode thing NULL
] {
   Transform {
      translation IS center
      children [
         Shape {
            appearance Appearance {
               material Material {
                  diffuseColor IS color
               }
            }
            geometry IS thing
         }
      ]
   }
}

# Use the PROTOtype for displaying various things
Thing {   # Small red box at origin
   thing Box { size 0.5 0.5 0.5 }
}
Thing {   # Red sphere at 1.5 meters up from origin
   center 0 1.5 0
   thing Sphere { }
}
Thing {   # Blue cone at 1 meter right from origin
   center 1 0 0
   color 0 0 0.8 g
   thing Cone { }
}
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