Add support for FV variables for projection aux

refs #22373
idaholab · Jun 26, 2024 · 966c92f · 966c92f
1 parent 835781c
commit 966c92f
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Showing 3 changed files with 4 additions and 3 deletions.
diff --git a/framework/include/auxkernels/ProjectionAux.h b/framework/include/auxkernels/ProjectionAux.h
@@ -33,7 +33,8 @@ class ProjectionAux : public AuxKernel
   const VariableValue & _v;
 
   /// A reference to the variable to project from
-  const MooseVariable & _source_variable;
+  /// We must use a field variable to support finite volume variables
+  const MooseVariableFieldBase & _source_variable;
 
   /// The system owning the source variable
   const System & _source_sys;

diff --git a/framework/src/auxkernels/ProjectionAux.C b/framework/src/auxkernels/ProjectionAux.C
@@ -43,7 +43,7 @@ ProjectionAux::validParams()
 ProjectionAux::ProjectionAux(const InputParameters & parameters)
   : AuxKernel(parameters),
     _v(coupledValue("v")),
-    _source_variable(*getVar("v", 0)),
+    _source_variable(*getFieldVar("v", 0)),
     _source_sys(_c_fe_problem.getSystem(coupledName("v")))
 {
   // Output some messages to user

diff --git a/test/tests/auxkernels/projection_aux/tests b/test/tests/auxkernels/projection_aux/tests
@@ -7,7 +7,7 @@
       type = 'CSVDiff'
       input = '1d.i'
       csvdiff = '1d_constant.csv'
-      cli_args = 'Outputs/file_base=1d_constant'
+      cli_args = 'AuxVariables/base_elem/type=MooseVariableFVReal Outputs/file_base=1d_constant'
       detail = "a constant to all variable families supported in 1d at various orders,"
     []
     [1d_linear]