adding compPressureDrop() member function for WellMultiSegment

opm/autodiff/WellMultiSegment.cpp

@@ -383,6 +383,10 @@ namespace Opm
         return m_number_of_segments_;
     }
 
+    std::string WellMultiSegment::compPressureDrop() const {
+        return WellSegment::CompPresureDropEnumToString(m_comp_pressure_drop_);
+    }
+
     const std::vector<double>& WellMultiSegment::compFrac() const {
         return m_comp_frac_;
     }

opm/autodiff/WellMultiSegment.hpp

@@ -57,6 +57,7 @@ namespace Opm
         bool isMultiSegmented() const;
         int numberOfPerforations() const;
         int numberOfSegments() const;
+        std::string compPressureDrop() const;
 
         const WellControls* wellControls() const;
         const std::vector<double>& compFrac() const;