DIR3 (Delaunay Incremental Refinement in 3D) is a 3D mesh generator. It produces a quality, conforming 3D Delaunay tetrahedralization from a piecewise linear complex (PLC). DIR3 produces a feature size-graded refinement of any PLC, allowing for non-manifold, non-convex, and acute input data.

• Download and build
• User guide and specification for the configuration file.
• File Formats
• References and Credits
• Examples

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Alex Rand
Last updated on June 16, 2009.
Supported in part by National Science Foundation through Grant DMS-0811029 and the Center for Nonlinear Analysis.