Add sanity check and error message to Calculate Ensemble Statistics.

Calculate Crystallographic Stats only works with Cubic High and Hexagonal High Laue classes.
Added sanity check and verbose error message if this situation occurs.

Signed-off-by: Michael Jackson <mike.jackson@bluequartz.net>

Source/Plugins/StatsToolbox/StatsToolboxFilters/GenerateEnsembleStatistics.cpp

@@ -986,7 +986,8 @@ void GenerateEnsembleStatistics::gatherODFStats()
   for(size_t i = 1; i < numensembles; i++)
   {
     totalvol[i] = 0;
-    if(m_CrystalStructures[i] == EbsdLib::CrystalStructure::Hexagonal_High)
+    uint32_t laueClass = m_CrystalStructures[i];
+    if(laueClass == EbsdLib::CrystalStructure::Hexagonal_High)
     {
       dims = 36 * 36 * 12;
       eulerodf[i] = FloatArrayType::CreateArray(dims, SIMPL::StringConstants::ODF, true);
@@ -995,7 +996,7 @@ void GenerateEnsembleStatistics::gatherODFStats()
         eulerodf[i]->setValue(j, 0.0);
       }
     }
-    else if(m_CrystalStructures[i] == EbsdLib::CrystalStructure::Cubic_High)
+    else if(laueClass == EbsdLib::CrystalStructure::Cubic_High)
     {
       dims = 18 * 18 * 18;
       eulerodf[i] = FloatArrayType::CreateArray(dims, SIMPL::StringConstants::ODF, true);
@@ -1004,6 +1005,25 @@ void GenerateEnsembleStatistics::gatherODFStats()
         eulerodf[i]->setValue(j, 0.0);
       }
     }
+    else
+    {
+      QString errorMessage;
+      QTextStream out(&errorMessage);
+      out << "The option 'Calculate Crystallographic Statistics' only works with Laue classes [Cubic m3m] and [Hexagonal 6/mmm]. ";
+      out << "The offending phase was " << i << " with a value of " << QString::fromStdString(m_OrientationOps[laueClass]->getSymmetryName());
+      out << ".\nThe following Laue classes were also found [Phase #] Laue Class:\n";
+      for(size_t e = 1; e < numensembles; e++)
+      {
+        uint32_t lc = m_CrystalStructures[e];
+        out << "  [" << QString::number(e) << "] " << QString::fromStdString(m_OrientationOps[lc]->getSymmetryName());
+        if(e < numensembles - 1)
+        {
+          out << "\n";
+        }
+      }
+      setErrorCondition(-3015, errorMessage);
+      return;
+    }
   }
   for(size_t i = 1; i < numfeatures; i++)
   {
@@ -1402,6 +1422,10 @@ void GenerateEnsembleStatistics::execute()
   {
     gatherODFStats();
   }
+  if(getErrorCode() < 0)
+  {
+    return;
+  }
   if(m_CalculateMDF)
   {
     gatherMDFStats();