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Figure 17.10c
A tree texture image texture mapped, with pixel transparencies, on a rectangular face to create a tree. |
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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 [
# Ground
Shape {
appearance Appearance {
material Material { }
}
geometry IndexedFaceSet {
coord Coordinate {
point [
-5.0 0.0 5.0, 5.0 0.0 5.0,
5.0 0.0 -5.0, -5.0 0.0 -5.0,
]
}
coordIndex [ 0, 1, 2, 3 ]
solid FALSE
}
},
# Tree face
Shape {
appearance Appearance {
# No material, use emissive texturing
texture ImageTexture {
url "tree1.png"
}
}
geometry IndexedFaceSet {
coord Coordinate {
point [
-1.51 0.0 0.0, 1.51 0.0 0.0,
1.51 3.0 0.0, -1.51 3.0 0.0,
]
}
coordIndex [ 0, 1, 2, 3 ]
solid FALSE
}
}
]
}