cleaver a tetrahedral meshing tool
DESCRIPTION
Cleaver A tetrahedral meshing tool. Jonathan Bronson SCI Institute. Cleaver. Conforming Tetrahedral Mesh. Multimaterial Volume. Input Representation. Two material interfaces: Isosurface : level set of a continuous scalar function in 3D Multi-material interfaces: ?? - PowerPoint PPT PresentationTRANSCRIPT
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Cleaver
A tetrahedral meshing tool.
Jonathan BronsonSCI Institute
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Multimaterial
Volume
ConformingTetrahedral
MeshCleaver
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Input Representation
• Two material interfaces:o Isosurface: level set of a continuous scalar function in 3D
• Multi-material interfaces:o ??
• Indicator functionso One indicator function for each materialo Scalar value indicates strength/contribution of materialo Examples:
• Distance Transforms• Partial Mixture Models
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Input Format
Teem’s Nearly Rasterized Raw Data format (NRRD)• Seg3D Compatible• Human Readable Headers
http://teem.sourceforge.net/nrrd/index.html
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Output Formats
• Tetrahedral Mesheso TetGen format (*.node, *.ele) - ASCIIo Matlab format (*.mat) - Binary
• Triangle Surface Mesheso PLY format – Stanford Triangle Format - ASCII
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Cleaver 1
http://www.sci.utah.edu/software/cleaver.html
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3rd Party Viewer
http://wias-berlin.de/software/tetgen/tetview.html
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Cleaver 2
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Generate Indicator Functions
ComputeSizing Field
Generate Mesh
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Cleaver 2
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