Ref T180, added utility function getInterpolatorInfo() allowing to log some info about interpolator

src/blackmisc/simulation/interpolator.cpp

@@ -275,6 +275,19 @@ namespace BlackMisc
             m_aircraftParts.front().setTimeOffsetMs(offset);
         }
 
+        template<typename Derived>
+        QString CInterpolator<Derived>::getInterpolatorInfo() const
+        {
+            return QStringLiteral("Callsign: ") %
+                   m_callsign.asString() %
+                   QStringLiteral(" situations: ") %
+                   QString::number(m_aircraftSituations.size()) %
+                   QStringLiteral(" parts: ") %
+                   QString::number(m_aircraftParts.size()) %
+                   QStringLiteral(" 1st interpolation: ") %
+                   boolToYesNo(m_isFirstInterpolation);
+        }
+
         template <typename Derived>
         void CInterpolator<Derived>::setGroundElevationFromHint(const CInterpolationHints &hints, CAircraftSituation &situation, bool override)
         {

src/blackmisc/simulation/interpolator.h

@@ -78,6 +78,9 @@ namespace BlackMisc
             //! \remark parts logging has a \c bool \c log flag
             void attachLogger(CInterpolationLogger *logger) { m_logger = logger; }
 
+            //! Get an interpolator info string (for debug info)
+            QString getInterpolatorInfo() const;
+
         protected:
             BlackMisc::Aviation::CAircraftSituationList m_aircraftSituations; //!< recent situations for one aircraft
             BlackMisc::Aviation::CAircraftPartsList m_aircraftParts;          //!< recent parts for one aircraft

src/blackmisc/simulation/interpolatordummy.h

@@ -56,10 +56,13 @@ namespace BlackMisc
             //! \copydoc CInterpolator::hasAircraftParts
             bool hasAircraftParts() const { return false; }
 
+            //! \copydoc CInterpolator::getInterpolatorInfo
+            QString getInterpolatorInfo() const { return this->objectName(); }
+
             //! \copydoc CInterpolator::attachLogger
             void attachLogger(CInterpolationLogger *) {}
         };
-    }
-}
+    } // ns
+} // ns
 
 #endif

src/blackmisc/simulation/interpolatormulti.cpp

@@ -120,6 +120,17 @@ namespace BlackMisc
             }
         }
 
+        QString CInterpolatorMulti::getInterpolatorInfo() const
+        {
+            switch (m_mode)
+            {
+            case ModeSpline: return m_spline.getInterpolatorInfo();
+            case ModeLinear: return m_linear.getInterpolatorInfo();
+            default: break;
+            }
+            return ("Illegal mode");
+        }
+
         CInterpolatorMulti::Mode CInterpolatorMulti::modeFromString(const QString &mode)
         {
             if (mode.contains("spli"), Qt::CaseInsensitive) { return ModeSpline; }

src/blackmisc/simulation/interpolatormulti.h

@@ -77,6 +77,9 @@ namespace BlackMisc
             //! Toogle interpolator Mode
             void toggleMode();
 
+            //! Info string
+            QString getInterpolatorInfo() const;
+
             //! Mode from string
             static Mode modeFromString(const QString &mode);
 
@@ -96,6 +99,7 @@ namespace BlackMisc
 
         /**
          * CInterpolatorMulti which can be used with QMap/QHash
+         * \remark Use case is emulated driver
          */
         class BLACKMISC_EXPORT CInterpolatorMultiWrapper
         {