feat: reconstruct, stream and assemble with the boundary-clamped prediction stencil - #500

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gouarin wants to merge 30 commits into

hpc-maths:mainfrom

gouarin:bc-prediction-reconstruction

Commits on Sep 2, 2026

feat: classify the prediction stencil shift against the domain
gouarin
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357697e
feat: choose the prediction shift for the stencil box, not per direction
gouarin
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0f6c16a
refactor: split the shift query into cover, wrap and search stages
gouarin
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1d12f0f
test: pin the internal seams the shift query is built on
gouarin
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0b7dbab
perf: keep the shift query's tables and buffers off the stack
gouarin
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26b0523
fix(petsc,mpi): align the global-index exchange instead of trusting both sides to agree
gouarin
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e37a182
fix(petsc,mpi): decide cell ownership by a rule every holder evaluates identically
gouarin
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ad56a76
fix(mr,amr): give the coarse levels the inward reach a clamped stencil needs
gouarin
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cd3bfa5
fix(mpi): state the prediction ghosts' real reach in neighbour discovery
gouarin
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0bb5508

Commits on Sep 3, 2026