use adaptive data if available

Plugin/Curl.cpp

@@ -59,7 +59,7 @@ PView *GMSH_CurlPlugin::execute(PView *v)
   PView *v1 = getView(iView, v);
   if(!v1) return v;
 
-  PViewData *data1 = v1->getData();
+  PViewData *data1 = v1->getData(true); // get adaptive data is available
   if(data1->hasMultipleMeshes()){
     Msg::Error("Curl plugin cannot be run on multi-mesh views");
     return v;

Plugin/Divergence.cpp

@@ -59,7 +59,7 @@ PView *GMSH_DivergencePlugin::execute(PView *v)
   PView *v1 = getView(iView, v);
   if(!v1) return v;
 
-  PViewData *data1 = v1->getData();
+  PViewData *data1 = v1->getData(true); // get adaptive data is available
   if(data1->hasMultipleMeshes()){
     Msg::Error("Divergence plugin cannot be run on multi-mesh views");
     return v;

Plugin/Gradient.cpp

@@ -75,7 +75,7 @@ PView *GMSH_GradientPlugin::execute(PView *v)
   PView *v1 = getView(iView, v);
   if(!v1) return v;
 
-  PViewData *data1 = v1->getData();
+  PViewData *data1 = v1->getData(true); // get adaptive data is available
   if(data1->hasMultipleMeshes()){
     Msg::Error("Gradient plugin cannot be run on multi-mesh views");
     return v;

Plugin/Integrate.cpp

@@ -46,7 +46,7 @@ PView *GMSH_IntegratePlugin::execute(PView * v)
   PView *v1 = getView(iView, v);
   if(!v1) return v;
 
-  PViewData *data1 = v1->getData();
+  PViewData *data1 = v1->getData(true); // get adaptive data is available
   PView *v2 = new PView();
   PViewDataList *data2 = getDataList(v2);