Atmospheric Ray Tracing - Engine

-fixed bug in interpolation to reflection point

src/ITAPropagationPathSim/AtmosphericRayTracing/Simulation/Engine.cpp

@@ -33,11 +33,10 @@ class CWorker
 	 void InterpolateToReflectionPoint(const VistaVector3D& r1, const VistaVector3D& r2, const double& dt, VistaVector3D& rReflection, double& dtReflection)
 	 {
 		 const VistaVector3D dr = r2 - r1;
-		 const double timePortion = -r1[Vista::Z] / dr[Vista::Z];
+		 const double portion = -r1[Vista::Z] / dr[Vista::Z];
 
-		 rReflection = r1 + dr * dt;
-		 rReflection[Vista::Z] = 0;
-		 dtReflection = dt * timePortion;
+		 rReflection = r1 + dr * portion;
+		 dtReflection = dt * portion;
 	 }
 	 void ExtendRayByOnePeriod()
 	 {
@@ -95,6 +94,7 @@ class CWorker
 				 VistaVector3D rGround;
 				 double dtGround;
 				 InterpolateToReflectionPoint(r, rNew, dt, rGround, dtGround);
+				 rGround[Vista::Z] = 0; //Making sure z-component is truely zero
 				 pRay->AppendReflection(rGround, n, time + dtGround);
 
 				 if ( rAbortCriterion.AbortRequested(*pRay) )