DAGMC Cell Override Updates#3888

Merged

paulromano merged 18 commits into

openmc-dev:developfrom

pshriwise:dagmc-cell-overrides

May 20, 2026

Commits on Mar 22, 2026

Changing over to the cell subelement approach for DAGMC universes
pshriwise
committed
Replace material overrides with standard cell specification subelements
pshriwise
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Add implicit complement name to DAGMC cell durin sync DAGMC universes
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Refactor cell XML parsing into shared free functions

pshriwise
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claude
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Add DAGMCCell.from_xml_element, reuse Cell parsing logic

pshriwise
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Add density and volume override support to DAGMC cell spec

pshriwise
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Add unit test for DAGMCCell.from_xml_element

pshriwise
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Add backward compatibility for deprecated <material_overrides> XML schema

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Apply clang-format to C++ files changed in this branch

pshriwise
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Remove deprecated material_overrides property and related methods

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claude
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Pass DAGMCUniverse to DAGMCCell.from_xml_element, drop _NullUniverse stub

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Update <dagmc_universe> IO format docs for new <cell> sub-element schema

pshriwise
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Re-add material_overrides property raising AttributeError on access

pshriwise
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claude
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Make universe required in DAGMCCell.from_xml_element, remove stub

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Add type check for universe argument in DAGMCCell.from_xml_element

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claude
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Fix test assertions for scalar temperature/density in Cell.from_xml_element

pshriwise
and
claude
committed

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DAGMC Cell Override Updates#3888

DAGMC Cell Override Updates#3888
paulromano merged 18 commits into
openmc-dev:developfrom
pshriwise:dagmc-cell-overrides

Commits on Mar 22, 2026

Changing over to the cell subelement approach for DAGMC universes

Replace material overrides with standard cell specification subelements

Add implicit complement name to DAGMC cell durin sync DAGMC universes

Refactor cell XML parsing into shared free functions

Add DAGMCCell.from_xml_element, reuse Cell parsing logic

Add density and volume override support to DAGMC cell spec

Add unit test for DAGMCCell.from_xml_element

Add backward compatibility for deprecated <material_overrides> XML schema

Apply clang-format to C++ files changed in this branch

Remove deprecated material_overrides property and related methods

Pass DAGMCUniverse to DAGMCCell.from_xml_element, drop _NullUniverse stub

Update <dagmc_universe> IO format docs for new <cell> sub-element schema

Re-add material_overrides property raising AttributeError on access

Make universe required in DAGMCCell.from_xml_element, remove stub

Add type check for universe argument in DAGMCCell.from_xml_element

Fix test assertions for scalar temperature/density in Cell.from_xml_element

Commits on May 20, 2026

Update io_formats documentation

Style edits