Files
OneCAD/vendor/truck-meshalgo
bherbruckandClaude Opus 5.5 00fdcf3e72 fix: grid lines for split ruling edges only in display and export meshes; record the moved seeds (#961)
#921's grid lines through the vertices that split a ruling edge also went into the meshes Boolean operations intersect, which changed seven robustness seeds (seed 2's sphere cut failed). Deflection::rulings now asks for them only in the kernel's own tessellation (display, export, measurement). The seeds #936 (rejected instead of unsupported), #946 (26 and 85 build, others fail differently) and #921's display side (about 1e-6) moved are recorded with their reasons.

Co-Authored-By: Claude Opus 5.5 <[email protected]>
2026-10-14 00:14:18 -04:00
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truck-meshalgo

Crates.io Docs.rs

Mesh algorigthms, include tessellations of the shape.

Sample Codes

filleted-cube

An experiment to decompose a mesh into elements for future NURBS-shape approximation of the mesh. Contains doc(hidden) methods.

  • Input: filleted_cube.obj
  • Output: planes.obj, lower.obj, upper.obj

irregular-sphere

Add the normal to the sphere containing the irregular normal generated from the NURBS containing the critical point.

  • Input: irregular_sphere.obj
  • Output: regular_sphere.obj

octahedron-subdivision

Apply loop subdivision to regular octahedron.

  • Input: hardcoded octahedron
  • Output: octahedron.obj, subdivision-octahedron.obj

requadrangulate-buddha

A benchmark that reads in heavy mesh data, applies triangulation and quadrangulation, and writes it out.

  • Input: happy-buddha.obj
  • Output: requadrangulated-buddha.obj

smoothing-bunny

Adds smooth normals to the stanford bunny.

  • Input: bunny.obj
  • Output: smooth_bunny.obj

splitting-sample

An experiment to decompose a mesh into elements for future NURBS-shape approximation of the mesh.

  • Input: sample.obj
  • Output: planes_parts_#.obj, others_parts_#.obj

teapot

Adds smooth normals to and quadrangulate the famous teapot.

  • Input: teapot.obj
  • Output: quaded_pot.obj

tessellate-shape

Tessellate a shape and output an obj file.

usage: tessellate-shape <input json file> <output json file>

The default <output file> is output.obj.