Block-accelerated contact Hessian assembly via MeshFEMSparse - #246

Draft

zfergus wants to merge 16 commits into

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feature/meshfem-assembly

Commits on Jul 30, 2026

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

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7e79e39
Assemble potential derivatives directly in full-mesh DOF (Phase 1)

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fb7edda
Introduce HessianAssembler seam for pluggable assembly backends (Phase 2)

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9dd46ce
Add MeshFEMSparse block-CSC assembly backend (Phase 3)

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Reuse the block sparsity pattern across assemblies (Phase 4)

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2d866a7

Commits on Jul 31, 2026

Hybrid gather/scatter gradient assembly (Phase 5)

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Make MeshFEMSparse block assembly the default (Phase 6)

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

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

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Document in_full_dof and assembler reuse in the simulation tutorial

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Use a more formal register in the new tutorial prose
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5bcea54

Commits on Aug 4, 2026

Update dependencies.rst
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Commits on Aug 6, 2026

Merge branch 'main' into feature/meshfem-assembly
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11a5637

Commits on Aug 7, 2026

Measure the triplet baseline explicitly in the breakdown table

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Harden the assembly entry points
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Mark MeshFEMSparse as PRIVATE
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