Figure 24.3 A world with sound triggered by touching a set of emitter markers.
24fig03.wrl	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 [
    # Sound emitter
        Sound {
            source DEF Source AudioClip {
                url "tone1.wav"
                loop FALSE
            }
            minFront 5.0
            minBack  5.0
            maxFront 10.0
            maxBack  10.0
        },
    # Sound emitter markers
        Inline { url "sndmark.wrl" },
    # Sensor
        DEF Touch TouchSensor { }
    ]
}
ROUTE Touch.touchTime TO Source.set_startTime