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Figure 10.12
A cube that bounces forward and back as an interpolator remaps time. |
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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 [ # Moving box DEF Cube Transform { children Shape { appearance Appearance { material Material { diffuseColor 1.0 1.0 0.0 } } geometry Box { size 1.0 1.0 1.0 } } }, # Animation clock DEF Clock TimeSensor { cycleInterval 4.0 loop TRUE }, # Animation controller DEF CubeController ScalarInterpolator { key [ 0.0, 0.5, 1.0 ] keyValue [ 0.0, 1.0, 0.0 ] }, # Animation path DEF CubePath PositionInterpolator { key [ 0.00, 0.11, 0.17, 0.22, 0.33, 0.44, 0.50, 0.55, 0.66, 0.77, 0.83, 0.88, 0.99 ] keyValue [ 0.0 0.0 0.0, 1.0 1.96 1.0, 1.5 2.21 1.5, 2.0 1.96 2.0, 3.0 0.0 3.0, 2.0 1.96 3.0, 1.5 2.21 3.0, 1.0 1.96 3.0, 0.0 0.0 3.0, 0.0 1.96 2.0, 0.0 2.21 1.5, 0.0 1.96 1.0, 0.0 0.0 0.0 ] } ] } ROUTE Clock.fraction_changed TO CubeController.set_fraction ROUTE CubeController.value_changed TO CubePath.set_fraction ROUTE CubePath.value_changed TO Cube.set_translation