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Add terrain-block-1m in STL, OBJ and 3MF: one closed mesh of 988,880 triangles - #14

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tangency-labs:mainfrom
raykholo:mesh-terrain-block-1m
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raykholo wants to merge 1 commit into
tangency-labs:mainfrom
raykholo:mesh-terrain-block-1m

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A closed, manifold triangle mesh of 988,880 triangles: a 200 × 100 mm block whose top is a smooth,
wavy height field, with flat sides and a flat bottom. The same mesh in other formats: STL, OBJ.

  • File: terrain-block-1m.3mf
  • Author: raykholo
  • Made with: scripts/generators/mesh_terrain.py (Python 3, standard library only), writing
    3MF core specification (one object, one build item, unit="millimeter"; deflate-compressed package). Millimetres. Run python3 scripts/generators/mesh_terrain.py 3mf 3mf/terrain-block-1m to

Made by the committed generator in scripts/generators/, which regenerates the file byte for byte; the README lists what it stresses, counts and SHA-256. Released under CC0-1.0; python3 scripts/check.py passes.

…triangles

A 200 x 100 mm block with a wavy height-field top, closed and manifold, written
as binary STL, OBJ and 3MF by scripts/generators/mesh_terrain.py; READMEs give
check values.
@raykholo
raykholo requested a review from jyviko as a code owner October 20, 2026 23:54
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