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VRML 2.0 Sourcebook (2nd Edition)
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VRML 2.0 Sourcebook CD [md5 fed90f4f9c39d5a60d477058775c7e21].iso
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ch13
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13fig17.wrl
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1996-09-22
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#VRML V2.0 utf8
# The VRML 2.0 Sourcebook
# Copyright [1997] By
# Andrea L. Ames, David R. Nadeau, and John L. Moreland
Group {
children [
# Morphing shape
Shape {
appearance Appearance {
material Material {
diffuseColor 0.0 1.0 1.0
}
}
geometry IndexedFaceSet {
coord DEF CubeCoordinates Coordinate {
point [
# Coordinates around top of cube
-1.0 1.0 1.0,
1.0 1.0 1.0,
1.0 1.0 -1.0,
-1.0 1.0 -1.0,
# Coordinates around bottom of cube
-1.0 -1.0 1.0,
1.0 -1.0 1.0,
1.0 -1.0 -1.0,
-1.0 -1.0 -1.0
]
}
coordIndex [
# top
0, 1, 2, 3, -1,
# bottom
7, 6, 5, 4, -1,
# front
0, 4, 5, 1, -1,
# right
1, 5, 6, 2, -1,
# back
2, 6, 7, 3, -1,
# left
3, 7, 4, 0
]
}
},
# Animation clock
DEF Clock TimeSensor {
cycleInterval 4.0
loop TRUE
},
# Animation morph
DEF CubeMorph CoordinateInterpolator {
key [ 0.0, 0.5, 1.0 ]
keyValue [
# time 0.0 coordinates (cube)
-1.0 1.0 1.0, 1.0 1.0 1.0,
1.0 1.0 -1.0, -1.0 1.0 -1.0,
-1.0 -1.0 1.0, 1.0 -1.0 1.0,
1.0 -1.0 -1.0, -1.0 -1.0 -1.0,
# time 0.5 coordinates (warped cube)
-1.5 1.0 1.5, 1.5 1.0 1.5,
1.5 1.0 -1.5, -1.5 1.0 -1.5,
-0.5 -1.0 0.5, 0.5 -1.0 0.5,
0.5 -1.0 -0.5, -0.5 -1.0 -0.5,
# time 1.0 coordinates (cube)
-1.0 1.0 1.0, 1.0 1.0 1.0,
1.0 1.0 -1.0, -1.0 1.0 -1.0,
-1.0 -1.0 1.0, 1.0 -1.0 1.0,
1.0 -1.0 -1.0, -1.0 -1.0 -1.0
]
}
]
}
ROUTE Clock.fraction_changed TO CubeMorph.set_fraction
ROUTE CubeMorph.value_changed TO CubeCoordinates.set_point