OrcaSlicer/src/libslic3r/Algorithm
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Upgrade clipper & improve multi-thread performance (#7177)
* Clipper: Verify range of int32 coordinates on input.

Cherry-picked from prusa3d/PrusaSlicer@fa7debf49d

Co-authored-by: Vojtech Bubnik <bubnikv@gmail.com>

* ClipperLib: Optimized PointInPolygon() to calculate cross products
 with int64s instead of doubles.

Cherry-picked from prusa3d/PrusaSlicer@9dca8403fe

Co-authored-by: Vojtech Bubnik <bubnikv@gmail.com>

* Reworked the ClipperLib / Polygon types to use
the tbb::scallable_allocator to better scale on multiple threads.

Cherry-picked from prusa3d/PrusaSlicer@9cde96993e

Co-authored-by: Vojtech Bubnik <bubnikv@gmail.com>

* use tbb::scallable_allocator for Polygons and ExPolygon::holes
to better scale on multiple threads

Cherry-picked from prusa3d/PrusaSlicer@b67ad6434d

Co-authored-by: Vojtech Bubnik <bubnikv@gmail.com>

* Fixed compilation on GCC and CLang

Cherry-picked from prusa3d/PrusaSlicer@b3b44681a9

Co-authored-by: Vojtech Bubnik <bubnikv@gmail.com>

* Remove clipper2 which is not used

* Removed shiny profiler from clipperlib

Cherry-picked from prusa3d/PrusaSlicer@7e77048593

Co-authored-by: Vojtech Bubnik <bubnikv@gmail.com>

* ClipperLib: Further optimization of memory allocation using scalable_allocator.
ClipperLib: SimplifyPolygon() - changed default winding number to positive,
      added strictly_simple parameter.
ClipperUtlis simplify_polygons() - removed "remove_collinear" parameter

Cherry-picked from prusa3d/PrusaSlicer@a7e17df25f

Co-authored-by: Vojtech Bubnik <bubnikv@gmail.com>

* ClipperLib: emplace_back() instead of push_back().

Cherry-picked from prusa3d/PrusaSlicer@2e150795b1

Co-authored-by: Vojtech Bubnik <bubnikv@gmail.com>

* Fixed issue in a 32bit clipper, where IntersectPoint() checked for
the Y coordinate of the calculated intersection point for validity,
but the Y coordinate was already rounded to 32bits, thus an overflow
may have in rare cases masked invalidity of the result.

Cherry-picked from prusa3d/PrusaSlicer@b39c33414f

Co-authored-by: Vojtech Bubnik <bubnikv@gmail.com>

* Fixed Vojtech's out of boundary assert in Clipper library.

Cherry-picked from prusa3d/PrusaSlicer@0a202dcff3

Co-authored-by: Vojtech Bubnik <bubnikv@gmail.com>

* Update clipper to 6.4.2.

Cherry-picked from prusa3d/PrusaSlicer@b8b3cccb40

Co-authored-by: Lukáš Hejl <hejl.lukas@gmail.com>

* Try fix cmake opencv

---------

Co-authored-by: Vojtech Bubnik <bubnikv@gmail.com>
Co-authored-by: Lukáš Hejl <hejl.lukas@gmail.com>
2025-06-18 17:50:44 +08:00
..
LineSplit.cpp fixes compiler warnings (#9619) 2025-06-14 21:05:25 +08:00
LineSplit.hpp Upgrade clipper & improve multi-thread performance (#7177) 2025-06-18 17:50:44 +08:00
RegionExpansion.cpp Fix rare crash when calculating bridge expansion (#9287) 2025-04-13 17:39:28 +08:00
RegionExpansion.hpp Removed the copyright and credits in the header of each file. This information is outdated and hard to update. Orca Slicer maintains the autoher info in git history so this is not necessary. 2024-06-15 14:56:44 +08:00