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Block-accelerated contact Hessian assembly via MeshFEMSparse - #246

Merged

zfergus merged 25 commits into

mainfrom

feature/meshfem-assembly

Sep 2, 2026

Commits on Jul 30, 2026
- Add contact assembly benchmarks (Phase 0 of block-assembly plan)
  
  zfergus
  and
  claude
  committed
  7e79e39
- Assemble potential derivatives directly in full-mesh DOF (Phase 1)
  
  zfergus
  and
  claude
  committed
  fb7edda
- Introduce HessianAssembler seam for pluggable assembly backends (Phase 2)
  
  zfergus
  and
  claude
  committed
  9dd46ce
- Add MeshFEMSparse block-CSC assembly backend (Phase 3)
  
  zfergus
  and
  claude
  committed
  69fe436
- Reuse the block sparsity pattern across assemblies (Phase 4)
  
  zfergus
  and
  claude
  committed
  2d866a7
Commits on Jul 31, 2026
- Hybrid gather/scatter gradient assembly (Phase 5)
  
  zfergus
  and
  claude
  committed
  69d4174
- Make MeshFEMSparse block assembly the default (Phase 6)
  
  zfergus
  and
  claude
  committed
  49e1f35
- Suppress clang-tidy identifier-naming on m_H/m_M matrix members
  
  zfergus
  and
  claude
  committed
  7fc8452
- Expose the block-CSC matrix and bind the assemblers to Python
  
  zfergus
  and
  claude
  committed
  9e07a0e
- Document in_full_dof and assembler reuse in the simulation tutorial
  
  zfergus
  and
  claude
  committed
  54c4372
- Use a more formal register in the new tutorial prose
  zfergus
  committed
  5bcea54
Commits on Aug 4, 2026
- Update dependencies.rst
  zfergus
  committed
  f18782f
Commits on Aug 6, 2026
- Merge branch 'main' into feature/meshfem-assembly
  zfergus
  committed
  11a5637
Commits on Aug 7, 2026
- Measure the triplet baseline explicitly in the breakdown table
  
  zfergus
  and
  claude
  committed
  385fd62
- Harden the assembly entry points
  zfergus
  committed
  5a833ca
- Mark MeshFEMSparse as PRIVATE
  zfergus
  committed
  45f1983
- Merge branch 'main' into feature/meshfem-assembly
  zfergus
  committed
  210f04b
- Add MeshFEM::Sparse alias and use CPM gh: shorthand for recipe URIs
  zfergus
  committed
  fcc29b1
Commits on Aug 10, 2026
- Switch back to canonical MeshFEM source after PR fixes merged
  zfergus
  committed
  58a14cf
Commits on Aug 11, 2026
- Share gradient assembly across potentials, choosing its strategy per call
  
  zfergus
  and
  claude
  committed
  0e9fc1d
Commits on Aug 21, 2026
- Deprecate CollisionMesh::to_full_dof with m_is_selection_dof_map
  zfergus
  committed
  5e5f701
Commits on Aug 26, 2026
- Add warn_to_full_dof_is_selection_dof_map helper
  zfergus
  committed
  72d326b
Commits on Sep 1, 2026
- Harden the assembler accessors and fix assembly doc/CMake papercuts
  
  zfergus
  and
  claude
  committed
  92675c0
Commits on Sep 2, 2026
- Key the CI build cache on the runner CPU
  zfergus
  committed
  dcf6bfc
- Handle degenerate stencils in the MeshFEM Hessian assembler
  
  zfergus
  and
  claude
  committed
  fbfad5a

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Block-accelerated contact Hessian assembly via MeshFEMSparse - #246

Block-accelerated contact Hessian assembly via MeshFEMSparse#246
zfergus merged 25 commits into
mainfrom
feature/meshfem-assembly

Commits on Jul 30, 2026

Add contact assembly benchmarks (Phase 0 of block-assembly plan)

Assemble potential derivatives directly in full-mesh DOF (Phase 1)

Introduce HessianAssembler seam for pluggable assembly backends (Phase 2)

Add MeshFEMSparse block-CSC assembly backend (Phase 3)

Reuse the block sparsity pattern across assemblies (Phase 4)

Commits on Jul 31, 2026

Hybrid gather/scatter gradient assembly (Phase 5)

Make MeshFEMSparse block assembly the default (Phase 6)

Suppress clang-tidy identifier-naming on m_H/m_M matrix members

Expose the block-CSC matrix and bind the assemblers to Python

Document in_full_dof and assembler reuse in the simulation tutorial

Use a more formal register in the new tutorial prose

Commits on Aug 4, 2026

Update dependencies.rst

Commits on Aug 6, 2026

Merge branch 'main' into feature/meshfem-assembly

Commits on Aug 7, 2026

Measure the triplet baseline explicitly in the breakdown table

Harden the assembly entry points

Mark MeshFEMSparse as PRIVATE

Merge branch 'main' into feature/meshfem-assembly

Add MeshFEM::Sparse alias and use CPM gh: shorthand for recipe URIs

Commits on Aug 10, 2026

Switch back to canonical MeshFEM source after PR fixes merged

Commits on Aug 11, 2026

Share gradient assembly across potentials, choosing its strategy per call

Commits on Aug 21, 2026

Deprecate CollisionMesh::to_full_dof with m_is_selection_dof_map

Commits on Aug 26, 2026

Add warn_to_full_dof_is_selection_dof_map helper

Commits on Sep 1, 2026

Harden the assembler accessors and fix assembly doc/CMake papercuts

Commits on Sep 2, 2026

Key the CI build cache on the runner CPU

Handle degenerate stencils in the MeshFEM Hessian assembler