Update framework/src/fvbcs/FVFunctionDirichletBC.C Refs idaholab#29145

Co-authored-by: Peter German <31662443+grmnptr@users.noreply.github.com>
tanoret · Nov 26, 2024 · 4b28e93 · 4b28e93
1 parent 460817c
commit 4b28e93
Showing 1 changed file with 8 additions and 1 deletion.
diff --git a/framework/src/fvbcs/FVFunctionDirichletBC.C b/framework/src/fvbcs/FVFunctionDirichletBC.C
@@ -31,5 +31,12 @@ FVFunctionDirichletBC::FVFunctionDirichletBC(const InputParameters & parameters)
 ADReal
 FVFunctionDirichletBC::boundaryValue(const FaceInfo & fi, const Moose::StateArg & /*state*/) const
 {
-  return _function.value(_t, fi.faceCentroid());
+
+  if (state.state != 0 && state.iteration_type == Moose::SolutionIterationType::Time)
+  {
+    mooseAssert(state.state == 1, "We cannot access values beyond the previous time step.");   
+    _function.value(_t_old, fi.faceCentroid());
+  }
+  else
+    _function.value(_t, fi.faceCentroid());
 }