ART - EigenraySearch

- Fixed a bug that occured if point of minimum distance was ray end point
- Also gives a warning that maximum propagation time was chosen too low

src/ITAPropagationPathSim/AtmosphericRayTracing/EigenraySearch/Worker.cpp

@@ -211,6 +211,15 @@ void EigenraySearch::CAdaptiveWorker::SetEigenrayEndPoint()
 	const int idxBeforeMin = receiverData->idxMinDist;
 	const VistaVector3D& rMin = receiverData->posMinDist;
 
+	if (m_pMinDistanceRay->NumPoints() < idxBeforeMin)
+		ITA_EXCEPT_INVALID_PARAMETER("Index for minimum distance out of bounds!");
+
+	if (m_pMinDistanceRay->NumPoints() == idxBeforeMin + 1) //Min dist point is endpoint
+	{
+		std::cout << "WARNING: EigenraySearch::Engine: Ray end point is closest point to receiver. This usually happens if maximum propagation time is too low." << std::endl;
+		return;
+	}
+
 	//Interpolate to new point of minimum
 	const VistaVector3D& r1 = m_pMinDistanceRay->at(idxBeforeMin).position;
 	const VistaVector3D& r2 = m_pMinDistanceRay->at(idxBeforeMin + 1).position;