Cleaver A tetrahedral meshing tool. Jonathan Bronson SCI Institute.

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Presentation transcript:

Cleaver A tetrahedral meshing tool. Jonathan Bronson SCI Institute

Multimaterial Volume Multimaterial Volume Conforming Tetrahedral Mesh Conforming Tetrahedral Mesh

Input Representation Two material interfaces: o Isosurface: level set of a continuous scalar function in 3D Multi-material interfaces: o ?? Indicator functions o One indicator function for each material o Scalar value indicates strength/contribution of material o Examples: Distance Transforms Partial Mixture Models

Input Format Teem’s Nearly Rasterized Raw Data format (NRRD) Seg3D Compatible Human Readable Headers

Output Formats Tetrahedral Meshes o TetGen format (*.node, *.ele) - ASCII o Matlab format (*.mat) - Binary Triangle Surface Meshes o PLY format – Stanford Triangle Format - ASCII

Cleaver 1

3 rd Party Viewer

Cleaver 2

Generate Indicator Functions Compute Sizing Field Generate Mesh

Cleaver 2