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cache_elem_data() if needed in surface remesher #33346

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Merged
GiudGiud merged 1 commit into from
Jul 16, 2026
Merged

cache_elem_data() if needed in surface remesher #33346

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7 changes: 7 additions & 0 deletions framework/src/meshgenerators/SurfaceSubdomainsDelaunayRemesher.C
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Original file line number Diff line number Diff line change
Expand Up @@ -448,6 +448,13 @@ SurfaceSubdomainsDelaunayRemesher::General2DDelaunay(
}
}
}

// get_mesh_subdomains() pulls from a cache, and can scream at us
// if the Mesh thinks the element caches have been invalidated by
// Modification.
if (!mesh_2d.preparation().has_cached_elem_data)
mesh_2d.cache_elem_data();

// Give the old subdomain to all elements
const auto common_id = mesh_2d.get_mesh_subdomains().begin();
for (auto & elem : mesh->active_element_ptr_range())
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