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JIGSAW 0.9.8

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@dengwirda dengwirda released this 04 Mar 18:59
· 130 commits to master since this release
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  • Support for "multi-part" domains and "internal" constraints. An additional geometry index BOUND can be used to define how edges/faces in the domain are associated with various enclosed areas/volumes, known as "parts". While the full domain is (always) meshed as a conforming tessellation, individual sub-meshes for each "part" can be identified via an ID tag. "Internal" constraints (those that don't define the boundary of any "part") may also be specified.

  • Support for standalone generation of restricted Delaunay tessellations via the cmd-line utility TRIPOD. This tool exposes JIGSAW's internal rDT infrastructure, allowing restricted structures to be assembled given a set of points and a geometry definition. TRIPOD shares common I/O protocols, options, etc with JIGSAW.

  • Revisions to JIGSAW's core rDT predicates, adopting a "halfplane clipping" test to determine intersections between the dual-complex and the geometry. The new approach (still employing an "epsilon" floating-point model) should be more numerically robust, especially for domains with "sharp-features" in R^3.