Owner

libigl

3 indexed repositories · View on GitHub

libigl
Simple MPL-2.0-licensed C++ geometry processing library.

C++ · 5090 stars
libigl-python-bindings
libigl python bindings

C++ · 371 stars
libigl.github.io
Repository for the libigl website, online tutorial and documentation

Python · 5 stars

Beginner friendly Everything

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swept_volume_signed_distance: finite isolevel mislabels interior nodes for overlapping sweeps (spurious inner surfaces) Open

Difficulty 5/5 Over a week Newbie friendliness 45/100

libigl/libigl#2562 · 2 comments · Opened Sep 9, 2026
exact_geodesic returns 0.0 instead of inf for disconnected source and target Open

bug pending verification

Difficulty 4/5 3-5 days Newbie friendliness 45/100

libigl/libigl#2554 · Opened Aug 31, 2026
documentation and tutorial links broken Open

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

libigl/libigl-python-bindings#312 · 1 comment · Opened Aug 23, 2026
Potential missing linear terms in `mySumPermuteNxyz` translation in FastWindingNumberForSoups Open

bug pending verification

Difficulty 4/5 3-5 days Newbie friendliness 48/100

libigl/libigl#2550 · Opened Aug 19, 2026
docs need an overhaul Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

libigl/libigl#2547 · Opened Aug 11, 2026
Assert triggered in exact_geodesic construct_propagated_intervals function Open

bug pending verification

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

libigl/libigl#2535 · Opened Mar 19, 2026
Cross field singularity index violates Poincaré-Hopf theorem Open

bug pending verification

Difficulty 4/5 3-5 days Newbie friendliness 48/100

libigl/libigl#2526 · 2 comments · Opened Jan 22, 2026
compilation warnings in BVH<N>::split() Open

compilation

Difficulty 3/5 1-2 days Newbie friendliness 42/100

libigl/libigl#2525 · Opened Jan 15, 2026
ARAP Parameterization unexpected self-intersection Open

bug pending verification

Difficulty 4/5 3-5 days Newbie friendliness 30/100

libigl/libigl#2523 · 4 comments · Opened Jan 14, 2026
Clarifying `min_t` in AABB ray intersections Open

bug pending verification

Difficulty 3/5 1-2 days Newbie friendliness 55/100

libigl/libigl#2518 · 4 comments · Opened Dec 8, 2025
Calling FetchContent_Populate(eigen) is deprecated Open

compilation

Difficulty 2/5 1-3 hours Newbie friendliness 64/100

libigl/libigl#2501 · 3 comments · 2 reactions · Opened Sep 26, 2025
The 505_MIQ tutorial went away? Open

bug pending verification

Difficulty 2/5 1-3 hours Newbie friendliness 42/100

libigl/libigl#2500 · 1 comment · Opened Sep 20, 2025
module 'igl' has no attribute 'arap_linear_block_spokes' Open

bug pending verification

Difficulty 3/5 1-2 days Newbie friendliness 35/100

libigl/libigl#2499 · 1 comment · Opened Sep 16, 2025
Unresolved external symbol igl::isolines Open

compilation

Difficulty 4/5 3-5 days Newbie friendliness 35/100

libigl/libigl#2491 · 1 comment · Opened Jul 22, 2025
CMake will find homebrew's cgal instead of the one downloaded during cmake Open

compilation

Difficulty 3/5 1-2 days Newbie friendliness 45/100

libigl/libigl#2487 · 2 reactions · Opened Jul 15, 2025
Cannot build current version Open

compilation pending verification

Difficulty 3/5 1-2 days Newbie friendliness 35/100

libigl/libigl#2470 · 5 comments · Opened May 16, 2025
igl.ARAP crashes Open

bug pending verification

Difficulty 3/5 1-2 days Newbie friendliness 35/100

libigl/libigl#2468 · 1 comment · Opened Apr 28, 2025
libigl python binding tutorials severely out of date Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

libigl/libigl-python-bindings#259 · Opened Apr 15, 2025
Optimization of DQS vs. LBS in current implementation Open

bug not-enough-information pending verification

Difficulty 4/5 3-5 days Newbie friendliness 35/100

libigl/libigl#2451 · 1 comment · Opened Mar 10, 2025
gaussian curvature on boundary verticles and open mesh Open

documentation feature

Difficulty 4/5 3-5 days Newbie friendliness 25/100

libigl/libigl#2445 · 5 comments · Opened Feb 13, 2025
igl::principal_curvature error Open

bug pending verification

Difficulty 4/5 3-5 days Newbie friendliness 25/100

libigl/libigl#2443 · 1 comment · Opened Jan 16, 2025
Heat Geodesics calculate wrong distances for neighbors of the origin Open

bug pending verification

Difficulty 4/5 3-5 days Newbie friendliness 35/100

libigl/libigl#2442 · Opened Jan 9, 2025
lscm and harmonic return nan Open

bug not-enough-information pending verification

Difficulty 4/5 3-5 days Newbie friendliness 30/100

libigl/libigl#2439 · 1 comment · Opened Jan 3, 2025
"igl::heat_geodesics_precompute" fails when "data.use_intrinsic_delaunay = false" Open

bug pending verification

Difficulty 4/5 3-5 days Newbie friendliness 45/100

libigl/libigl#2430 · Opened Nov 25, 2024
igl::slim appears to require 3D input data even for 2D problems Open

bug pending verification

libigl/libigl#2427 · 1 assignee · Opened Nov 12, 2024
igl::triangle_triangle_adjacency overloads return arrays with different orders Open

bug pending verification

Difficulty 4/5 3-5 days Newbie friendliness 35/100

libigl/libigl#2426 · 1 comment · Opened Nov 7, 2024
`active_set()` can't take an empty output parameter (contrary to the comment/docs) Open

bug pending verification

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

libigl/libigl#2414 · Opened Sep 22, 2024
`Eigen::all` was moved to `Eigen::placeholders::all` Open

compilation

Difficulty 2/5 1-3 hours Newbie friendliness 50/100

libigl/libigl#2413 · Opened Sep 22, 2024
`ray_mesh_intersect` and `AABB::intersect_ray` bugging out when mesh dimensions is uniformly scaled down? Open

bug pending verification

Difficulty 4/5 3-5 days Newbie friendliness 30/100

libigl/libigl#2408 · Opened Aug 21, 2024
Fetching Boost process taking too long time Open

bug pending verification

Difficulty 4/5 3-5 days Newbie friendliness 20/100

libigl/libigl#2407 · 4 comments · Opened Aug 19, 2024
"window != NULL" Open

compilation

Difficulty 4/5 3-5 days Newbie friendliness 20/100

libigl/libigl#2406 · Opened Aug 16, 2024
libigl build fails on windows arm64 target architecture Open

compilation

Difficulty 4/5 3-5 days Newbie friendliness 35/100

libigl/libigl#2405 · Opened Aug 2, 2024
Python Documentation for `random_points_on_mesh` out of date Open

bug pending verification

Difficulty 1/5 1-3 hours Newbie friendliness 55/100

libigl/libigl#2404 · Opened Aug 1, 2024
Fail to build with clang-cl, error: `unknown type name 'LocalData'` and `explicit instantiation of 'flip_edge' does not refer to a function template` Open

compilation

Difficulty 4/5 3-5 days Newbie friendliness 30/100

libigl/libigl#2403 · 1 comment · Opened Jul 22, 2024
SLIM for tetmesh improvement Open

bug pending verification

Difficulty 4/5 3-5 days Newbie friendliness 35/100

libigl/libigl#2401 · 6 comments · Opened Jul 9, 2024
Is SVD broken in the header only install? Open

bug pending verification

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

libigl/libigl#2400 · 2 comments · Opened Jun 29, 2024
libigl installs Eigen (lib/cmake/eigen/, include/Eigen/) also when LIBIGL_INSTALL == OFF Open

bug pending verification

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

libigl/libigl#2396 · 5 comments · Opened Jun 19, 2024
Getting this error while making with cmake Open

compilation

Difficulty 4/5 3-5 days Newbie friendliness 20/100

libigl/libigl#2391 · Opened May 21, 2024
vcpkg libigl won't compile seamlessly with the vcpkg imgui integration Open

compilation

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

libigl/libigl#2389 · 2 comments · 3 reactions · Opened May 15, 2024
IMGUI gflw mouse button presses not working Open

bug pending verification

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

libigl/libigl#2388 · Opened May 15, 2024
Cisco Talos found security bugs in your code Open

bug pending verification

Difficulty 5/5 Over a week Newbie friendliness 5/100

libigl/libigl#2387 · 3 comments · Opened May 15, 2024
Eigen slicing combined with solver calls lead to unexpected results Open

bug pending verification

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

libigl/libigl#2385 · Opened Apr 30, 2024
Linker error on mac os continuous integration tests Open

bug pending verification

Difficulty 4/5 3-5 days Newbie friendliness 25/100

libigl/libigl#2383 · 1 comment · Opened Apr 29, 2024
Reasons for the huge difference in performance between Mesh_boolean and CSGTree Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

libigl/libigl#2377 · 4 comments · Opened Apr 19, 2024
Link error on Visual Studio 2022: can't open ilg::opengl_glfw_imgui.obj Open

compilation

Difficulty 4/5 3-5 days Newbie friendliness 25/100

libigl/libigl#2370 · 1 comment · Opened Apr 11, 2024
links to target "igl::opengl_glfw" but the target was not found Open

compilation

Difficulty 3/5 1-2 days Newbie friendliness 35/100

libigl/libigl#2368 · 4 comments · Opened Apr 5, 2024
Assertion error in forward_kinematics Assertion `m == (int)dQ.size()' failed with eigen 3.4 Open

bug pending verification

Difficulty 4/5 3-5 days Newbie friendliness 30/100

libigl/libigl#2365 · Opened Mar 26, 2024
issue with flip edge function Open

not-enough-information

Difficulty 4/5 3-5 days Newbie friendliness 25/100

libigl/libigl#2358 · Opened Feb 22, 2024
Migrate away from std::is_pod (deprecated in C++20) Open

compilation

Difficulty 4/5 3-5 days Newbie friendliness 42/100

libigl/libigl#2357 · 1 comment · 1 reaction · Opened Feb 21, 2024
Implicit fallthrough is ambiguous Open

bug pending verification

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

libigl/libigl#2355 · 1 comment · Opened Feb 20, 2024

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