Observed Data : Improve performance when accessing curve values

ApplicationCode/FileInterface/RifColumnBasedUserData.cpp

@@ -85,11 +85,16 @@ bool RifColumnBasedUserData::values(const RifEclipseSummaryAddress& resultAddres
         const ColumnInfo* ci = m_parser->columnInfo(tableColIndices.first, tableColIndices.second);
         if (!ci) return false;
 
+        if (!ci->values.empty())
+        {
+            values->resize(ci->values.size());
+
             for (const auto& v : ci->values)
             {
                 values->push_back(v);
             }
         }
+    }
 
     return true;
 }