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Integration of BlockCatamari/MeshFEMSparse - #115

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jpanetta wants to merge 23 commits into

polyfem:mainfrom

MeshFEM:integrate

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Integration of BlockCatamari/MeshFEMSparse#115
jpanetta wants to merge 23 commits into
polyfem:mainfrom
MeshFEM:integrate

Commits on Jul 22, 2026
- Add MeshFEM to polysolve for block hessian and catamari integration.
  
  halehOssadat
  authored and
  jpanetta
  committed
  3c54214
- Fix bug: typo for linking MeshFEM to polysolve.
  
  halehOssadat
  authored and
  jpanetta
  committed
  7fb20ea
- Run symbolic factorization if needed.
  
  halehOssadat
  authored and
  jpanetta
  committed
  39daef5
- Add Hessian to Type.hpp, a variant to hold different hessian types and update all necessary functions.
  
  halehOssadat
  authored and
  jpanetta
  committed
  65a0276
- Fix SPQR CMake target reuse
  jpanetta
  committed
  bd9356e
- Switch to MeshFEMSparse
  jpanetta
  committed
  6e46492
- Complete implementation of `Hessian` variant type.
  jpanetta
  committed
  224f2af
- suitesparse.cmake: default to `WITH_METIS=ON` and automatically bring in a PolyFEM-compatible version of Metis in this case.
  jpanetta
  committed
  d7e0aa3
- Hook up MeshFEMSparse's CatamariFactorizer.
  jpanetta
  committed
  cfc9f38
- Reenable `RegularizedNewton` (now with `factorizeNumericWithShift` fast-path) and sparsity-update-aware guarded symbolic factorization
  jpanetta
  committed
  e47e520
- Enable each Newton-type DescentStrategy to share the same underlying factorization.
  jpanetta
  committed
  8f9716f
- Update `MeshFEMSparse` source repo.
  jpanetta
  committed
  93b37c4
- CMake: prefer manually activated system MKL if it exists.
  jpanetta
  committed
  32d79c1
- CMake: disable MESHFEM_NATIVE by default.
  jpanetta
  committed
  536a9b1
- HessianConversion: account for `BCSCHessianWithFixedVars::reg_weight` when converting (add shift)
  jpanetta
  committed
  05550d5
- Fix MeshFEMSparse build after upstream rebase
  jpanetta
  committed
  55ac86b
Commits on Aug 4, 2026
- Updates to pass linear solver unit tests. Also unit-test the Hessian variant interface to linear solvers.
  jpanetta
  committed
  8e01d74
Commits on Aug 8, 2026
- Cleanup: remove unrelated nonlinear solver benchmarking output
  jpanetta
  committed
  84bc531
Commits on Aug 12, 2026

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Integration of BlockCatamari/MeshFEMSparse - #115

Integration of BlockCatamari/MeshFEMSparse#115
jpanetta wants to merge 23 commits into
polyfem:mainfrom
MeshFEM:integrate

Commits on Jul 22, 2026

Add MeshFEM to polysolve for block hessian and catamari integration.

Fix bug: typo for linking MeshFEM to polysolve.

Run symbolic factorization if needed.

Add Hessian to Type.hpp, a variant to hold different hessian types and update all necessary functions.

Fix SPQR CMake target reuse

Switch to MeshFEMSparse

Complete implementation of `Hessian` variant type.

suitesparse.cmake: default to `WITH_METIS=ON` and automatically bring in a PolyFEM-compatible version of Metis in this case.

Hook up MeshFEMSparse's CatamariFactorizer.

Reenable `RegularizedNewton` (now with `factorizeNumericWithShift` fast-path) and sparsity-update-aware guarded symbolic factorization

Enable each Newton-type DescentStrategy to share the same underlying factorization.

Update `MeshFEMSparse` source repo.

CMake: prefer manually activated system MKL if it exists.

CMake: disable MESHFEM_NATIVE by default.

HessianConversion: account for `BCSCHessianWithFixedVars::reg_weight` when converting (add shift)

Fix MeshFEMSparse build after upstream rebase

Commits on Aug 4, 2026

Updates to pass linear solver unit tests. Also unit-test the Hessian variant interface to linear solvers.

Commits on Aug 8, 2026

Cleanup: remove unrelated nonlinear solver benchmarking output

Commits on Aug 12, 2026

BCSCHessianWithFixedVars: account for `reg_weight` in matvec

Hessian: introduce reference variant types to avoid copy overhead when wrapping an externally owned matrix.

Hessian: compilation fix for unit tests (if constexpr guard)

CMake fix for catch2 target configuration issue on GCC < 10

Warning cleanup/fixes related to `analyze_pattern` and `factorize` overloads.