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Figure 24.1
A set of emitter markers indicating the emitter's location, minimum-range ellipsoid, and maximum-range ellipsoid. |
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Click on the image to view the VRML scene. |
#VRML V2.0 utf8
# The VRML 2.0 Sourcebook
# Copyright (c) 1997
# Andrea L. Ames, David R. Nadeau, and John L. Moreland
Group {
children [
# Emitter marker
Shape {
appearance Appearance {
material Material {
diffuseColor 0.0 0.0 0.0
emissiveColor 1.0 1.0 1.0
}
}
geometry Sphere { radius 0.25 }
},
# Minimum range ellipsoid (circle) marker
DEF MinMarker Shape {
appearance Appearance {
material Material {
diffuseColor 0.0 0.0 0.0
emissiveColor 1.0 0.0 0.5
}
}
geometry Cylinder {
radius 5.0
height 0.01
side FALSE
bottom FALSE
}
},
# Maximum range ellipsoid (circle) marker
DEF MaxMarker Shape {
appearance Appearance {
material Material {
diffuseColor 0.0 0.0 0.0
emissiveColor 0.5 0.0 1.0
}
}
geometry Cylinder {
radius 10.0
height 0.001
side FALSE
bottom FALSE
}
},
]
}