A tetrahedral meshing tool Jonathan Bronson SCI Institute Multimaterial Volume Conforming Tetrahedral Mesh Cleaver Input Representation Two material interfaces Isosurface level set of a continuous scalar function in 3D ID: 186868
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Slide1
Cleaver
A tetrahedral meshing tool.
Jonathan Bronson
SCI InstituteSlide2
Multimaterial
Volume
Conforming
Tetrahedral Mesh
CleaverSlide3
Input RepresentationTwo material interfaces:
Isosurface: level set of a continuous scalar function in 3DMulti-material interfaces:??Indicator functionsOne indicator function for each materialScalar value indicates strength/contribution of material
Examples:Distance TransformsPartial Mixture ModelsSlide4
Input FormatTeem’s
Nearly Rasterized Raw Data format (NRRD)Seg3D CompatibleHuman Readable Headers
http://teem.sourceforge.net/nrrd/index.htmlSlide5
Output FormatsTetrahedral MeshesTetGen
format (*.node, *.ele) - ASCIIMatlab format (*.mat) - BinaryTriangle Surface Meshes
PLY format – Stanford Triangle Format - ASCIISlide6
Cleaver 1
http://www.sci.utah.edu/software/
cleaver.htmlSlide7
3rd Party Viewer
http://wias-berlin.de/software/tetgen/tetview.htmlSlide8
Cleaver 2Slide9
Generate Indicator Functions
Compute
Sizing Field
Generate MeshSlide10
Cleaver 2Slide11Slide12Slide13Slide14