Ref T773, allow to "fake" elevations for testing purposes and improved elevation logging in the interpolation log. display

* history of requested elevations
* bogus elevations for testing if needed (mostly to test the display)

src/blackcore/simulator.cpp

@@ -122,7 +122,7 @@ namespace BlackCore
 
     bool ISimulator::followAircraft(const CCallsign &callsign)
     {
-        Q_UNUSED(callsign);
+        Q_UNUSED(callsign)
         return false;
     }
 
@@ -1160,7 +1160,7 @@ namespace BlackCore
 
     void ISimulator::onOwnModelChanged(const CAircraftModel &newModel)
     {
-        Q_UNUSED(newModel);
+        Q_UNUSED(newModel)
         // can be overridden
     }
 
@@ -1190,7 +1190,7 @@ namespace BlackCore
                     const CLength radius = settings.getRecordedGndRadius().isNull() ? CElevationPlane::singlePointRadius() : settings.getRecordedGndRadius();
                     const CElevationPlane ep(situation, radius);
                     const bool remembered = this->rememberGroundElevation(cs, ep, radius);
-                    Q_UNUSED(remembered); // false means it was already in that cache, or something else is wrong
+                    Q_UNUSED(remembered) // false means it was already in that cache, or something else is wrong
                 }
             }
         }

src/blackcore/simulator.h

@@ -209,10 +209,10 @@ namespace BlackCore
         //! Simulator running?
         virtual bool isSimulating() const { return this->isConnected(); }
 
-        //! Set test mode
+        //! Set test mode (driver can skip code parts etc., driver dependent)
         void setTestMode(bool test) { m_test = test; }
 
-        //! Test mode?
+        //! Test mode? (driver can skip code parts etc., driver dependent)
         bool isTestMode() const { return m_test; }
 
         //! Average FPS (frames per second)
@@ -230,6 +230,9 @@ namespace BlackCore
         //! Send situation/parts for testing
         virtual bool testSendSituationAndParts(const BlackMisc::Aviation::CCallsign &callsign, const BlackMisc::Aviation::CAircraftSituation &situation, const BlackMisc::Aviation::CAircraftParts &parts) = 0;
 
+        //! Enable pseudo elevations (testing)
+        void setTestEnablePseudoElevation(bool enable) { m_enablePseudoElevation = enable; }
+
         //! Debug function to check state after all aircraft have been removed
         //! \remarks only in local developer builds
         virtual BlackMisc::CStatusMessageList debugVerifyStateAfterAllAircraftRemoved() const;
@@ -583,6 +586,7 @@ namespace BlackCore
 
         bool   m_pausedSimFreezesInterpolation  = false;  //!< paused simulator will also pause interpolation (so AI aircraft will hold)
         bool   m_updateRemoteAircraftInProgress = false;  //!< currently updating remote aircraft
+        bool   m_enablePseudoElevation = false;           //!< return faked elevations (testing)
         int    m_timerId = -1;                            //!< dispatch timer id
         int    m_statsUpdateAircraftRuns        = 0;      //!< statistics update count
         int    m_statsUpdateAircraftLimited     = 0;      //!< skipped because of max.update limitations