Used getElementalValueOld interface in rDG slope classes

Refs idaholab#11451
joshuahansel · May 7, 2018 · e434751 · e434751
1 parent 3bf93e7
commit e434751
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Showing 2 changed files with 10 additions and 2 deletions.
diff --git a/modules/rdg/src/userobjects/AEFVSlopeLimitingOneD.C b/modules/rdg/src/userobjects/AEFVSlopeLimitingOneD.C
@@ -85,7 +85,10 @@ AEFVSlopeLimitingOneD::limitElementSlope() const
   std::vector<std::vector<Real>> sigma(nsten, std::vector<Real>(nvars, 0.));
 
   // get the cell-average variable in the central cell
-  ucell[0][0] = _u->getElementalValue(elem);
+  if (_is_implicit)
+    ucell[0][0] = _u->getElementalValue(elem);
+  else
+    ucell[0][0] = _u->getElementalValueOld(elem);
 
   // a flag to indicate the boundary side of the current cell
 
@@ -106,7 +109,10 @@ AEFVSlopeLimitingOneD::limitElementSlope() const
         xc[in] = neig->centroid()(0);
 
         // get the cell-average variable in this neighbor cell
-        ucell[in][0] = _u->getElementalValue(neig);
+        if (_is_implicit)
+          ucell[in][0] = _u->getElementalValue(neig);
+        else
+          ucell[in][0] = _u->getElementalValueOld(neig);
 
         // calculate the one-sided slopes of primitive variables
 

diff --git a/modules/rdg/src/userobjects/SlopeLimitingBase.C b/modules/rdg/src/userobjects/SlopeLimitingBase.C
@@ -20,6 +20,8 @@ InputParameters
 validParams<SlopeLimitingBase>()
 {
   InputParameters params = validParams<ElementLoopUserObject>();
+  params += validParams<TransientInterface>();
+
   params.addClassDescription(
       "Base class for slope limiting to limit the slopes of cell average variables.");