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Boolean: connect lone contours by monotone chords instead of subdividing their faces - #7209

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Grantim merged 34 commits into

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agent/mlib-boolean-lone-monotone

Oct 21, 2026

Merged

Boolean: connect lone contours by monotone chords instead of subdividing their faces#7209
Grantim merged 34 commits into
masterfrom
agent/mlib-boolean-lone-monotone

Commits on Oct 20, 2026
- Boolean: connect lone contours to their faces by monotone chords instead of subdividing the faces
  
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- getMonotonePlan on exact predicates: not bound, as PreciseCutPoint is not
  
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- Lone contours without exact predicates: the normal of the face from its corners, and a test
  
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- cutMesh: preciseOwnVert next to preciseOtherVert
  
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  4b2d628
- Sweep: loops of 2 edges only for the monotone plan
  
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- Lone contours: a face whose plan fails stays in the mesh
  
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- getMonotonePlan on exact predicates: loops with two vertices defined alike are rejected before the sweep
  
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- Lone contours: normalized float normal, Boolean progress over the whole range
  
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  6a45c11
- Lone contour tests: an otherwise uncut face, selfBoolean, the same random cases on every platform
  
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- cutMesh: one helper for the exact coordinates of a vertex of either mesh
  
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- Sweep: allowTwoEdgeLoops lets through the loops of 2 edges only
  
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- getMonotonePlan on exact predicates: all points added and checked before the sweep
  
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- Boolean: closed contours of two points are dropped before the cut
  
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- Lone contours: the contour points of the vertices only for the exact path, comments
  
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- Lone contour cut tests: open contours, ForceFill::Good
  
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Commits on Oct 21, 2026
- Terrain embedding: the structure is cut with the boolean's exact sorting data
  
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- Sweep: findClosestToFront falls through to a valid index
  
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- Boolean: the precut outputs take the meshes after the cuts
  
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- Lone contour tests: rotated rigidB2A, nested islands, mapper, exact slit
  
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  084b993
- getMonotonePlan docs: the loops of all the holes of one face
  
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  44aaabc
- Lone contour tests: braces around the gtest macros under if and else
  
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  dc34a45
- Terrain embedding: the last section of a wall contour ends at its first point
  
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  2dbe7e3
- Lone contours: a plan without chords is a failure
  
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  5ca06b8
- cutMesh: the hole on the right of a path along an old edge maps to that edge's right face
  
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  465316e
- Lone contour tests: chords in the edge map, a crossing contour, a vertex on a face
  
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  3e22a82
- Boolean: the precut outputs carry the data for the boolean's exact cut
  
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- Terrain embedding: the structure is cut with the precut output's sorting data
  
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  329a164
- Terrain embedding: lone contours of the terrain cut are connected by cutMesh
  
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- Deprecate the lone contour functions the boolean no longer uses
  
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- Lone contours without exact predicates: a face of zero area is reported
  
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- Sweep: stops after an event in which the exact predicates failed
  
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- Boolean: the sorting data and the copies only for the meshes actually cut
  
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  60ee8c2
- CutTrianglePredicates: crossings defined alike are told apart by the wedges of their edges
  
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  05ba9cc
- Lone contours: the crossings of a multiple edge are told apart by the wedges of its edges
  
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  11a120b

Commits

Commits on Oct 20, 2026

Commits on Oct 21, 2026