feat: adopt lumped mass and reduced-coordinate shell HHT

Integrate Hex8 mass verification and fixed-null-basis shell dynamics with numerical and physics handoff evidence. Preserve interrupted reference and full-validation status; full integration validation is deferred until after performance optimization.
2026-10-13 16:57:19 +09:00
parent ede137c6b4
commit eaa5cbeb21
110 changed files with 15274 additions and 971 deletions
@@ -349,7 +349,7 @@ Result<SolidPlan> BuildSolidPlan(const Domain& domain, SolidStateView view,
                                           : "linear-static"},
        {"element_formulation", "FESA-Hex8"},
        {"integration_rule", "gauss-2x2x2"},
-        {"mass_formulation", "consistent-reference"},
+        {"mass_formulation", "lumped-reference"},
        {"source_input_identity", SourceInputIdentity(domain)},
        {"source_step_name", domain.Steps()[0].Name()},
        {"unit_system_label", "user-consistent-unspecified"},