A BVH implementation to speed up raycasting and enable spatial queries against three.js meshes.
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OpenVDB - Sparse volume data structure and tools
- openvdb
- openvdb-development
- c-plus-plus
- volume-rendering
The Belfry OpenScad Library, v2.0. An OpenSCAD library of shapes, masks, and manipulators to make working with OpenSCAD easier. BETA
- scad
- openscad-library
- openscad
- openscad-framework
USD BRep is a standalone C++ and Python library for NURBS-based boundary representation (BRep) solid modeling
📐⚙ 2D vector line drawing and shape modeling for CNC and laser cutters.
- maker
- cad
- draw
- cnc
Computational Geometry Unity library with implementations of intersection algorithms, triangulations like delaunay, voronoi diagrams, polygon clipping, bezier curves, ear clipping, convex hulls, mesh simplification, etc
- unity3d
- computational-geometry
- voronoi
- intersections
Qhull development for www.qhull.org -- Qhull 2020.2 (8.1-alpha1) at https://github.com/qhull/qhull/wiki
- qhull
- computational-geometry
- convex-hull
- delaunay-triangulation
One open-source modeler for structures, heat and fluids, built from scratch in pure Rust: parametric part in, verified results out. Automatic all-hex and tet meshing, our own nonlinear implicit and explicit FEA, heat transfer and lattice Boltzmann CFD — every result checked against theory. For engineers and AI agents alike. Free, forever.
- cae
- cfd
- computational-mechanics
- explicit-dynamics
Allocators, I/O streams, math, geometry, image and audio processing for D
- utility-library
- dlang
- linear-algebra
- computational-geometry
A general library for geometry operations of union, intersections, difference, and xor
- computational-geometry
- union
- intersection
- xor
Simple Features is a pure Go Implementation of the OpenGIS Simple Feature Access Specification
RTree2D is a 2D immutable R-tree for ultra-fast nearest and intersection queries in plane and spherical coordinates
- scala
- rtree
- 2d
- str
A math and collisions library for Lua.
- math
- intersection
- lua
An Erlang implementation of the R*-tree spacial data structure
Tiny header-only C++17 library for lat/lng geometry: distance, bearing, area, point-in-polygon and path proximity
- cpp
- geometry
- geospatial
- gis
Crystal implementation of "K-Dimensional Tree" and "N-Nearest Neighbors"
- crystal
- k-dimensional
- data-structures
- tree-structure
Hand-ported (near 1:1) V version of https://github.com/mapbox/earcut
Segment-segment intersection classifier and calculator for Elixir
Framework-agnostic polygon intersection library for Lua