Exact 3D Delaunay tetrahedralization (Bowyer–Watson, ghost hull, BRIO/Hilbert, verifier) (#14)

* mesh: exact Bowyer-Watson Delaunay tetrahedralization with ghost tets, BRIO/Hilbert order and a verifier

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01NmAttHhUZTokgPeEJia8sm

* mesh: Delaunay benchmark, hash-paired cavity faces, mesh.delaunay.points debug command

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01NmAttHhUZTokgPeEJia8sm

* mesh: simplify Delaunay helpers, share predicates and parsers, halve verifier work

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01NmAttHhUZTokgPeEJia8sm

---------

Co-authored-by: jyviko <2501648+jyviko@users.noreply.github.com>
Co-authored-by: Claude Opus 5.5 <noreply@anthropic.com>
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authored and GitHub committed 2026-10-13 15:56:42 -04:00
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commit 94dc50bb0c
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@@ -179,6 +179,11 @@ mod tests {
json!({"elements": [u32::MAX, -1, 1.5]}),
json!({"elements": {}, "bins": -5}),
json!({"elements": [1], "bins": 1e300}),
json!({"points": null}),
json!({"points": [[1, 2]]}),
json!({"points": [[1e308, -1e308, 0], [0, 0, 0]]}),
json!({"points": [[0, 0, 0], [0, 0, 0], [0, 0, 0], [0, 0, 0], [0, 0, 0]]}),
json!({"points": vec![[1, 1, 1]; 30_000]}),
];
for spec in commands() {
for p in &hostile {