alpha_shape_mesh — 3D reconstruct op

Data kinds: pointsmesh

Call: import recon3d; recon3d.alpha_shape_mesh(points, alpha) (or ops3d.get("alpha_shape_mesh"))

Usage

The triangulated surface mesh by alpha shapes (point set → (vertices, faces)).

Background guides (the physics and conventions behind this op)

blender_interop — Blender との併用 — 形を作って fullseye で測る(軸・単位・正解データの罠)

References (sample data, literature)

• Sample-data catalog (download URLs / licences) — 2-D uses skimage.data (BSD/public domain) plus synthetic images; 3-D lists download URLs for real data sources (Stanford, PDS, …).

• Operator provenance and references — the sources of the research/methods this op family came from.

Runnable examples (verified samples that actually call this op)

alpha_shape_topologypy -3.11 examples_3d/alpha_shape_topology.py

Ops the type connects to (they accept mesh as input)

mesh_to_voxel · mesh_to_points · to_points · fuse_to_voxel · ambient_occlusion · cast_shadow · supersample_mesh · render_beauty

Same category (reconstruct)

poisson_lite · alpha_shape_boundary · estimate_alpha


*Provenance: recon3d.py — 3D operator registry. This per-op note is generated by tools/opdocs.py md (do not hand-edit).*

© 2026 Kazufumi Furuse — Fullseye operator documentation. Licensed under Apache-2.0.