From 4ccd2c299b4eb4684e629bf914b99777eaf33363 Mon Sep 17 00:00:00 2001
From: Antonio Ramos <antonio.ramosdet@gmail.com>
Date: Thu, 1 Mar 2018 15:54:51 +0100
Subject: [PATCH] Check data validity

---
 .../observables/gnuradio_blocks/hybrid_observables_cc.cc         | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/algorithms/observables/gnuradio_blocks/hybrid_observables_cc.cc b/src/algorithms/observables/gnuradio_blocks/hybrid_observables_cc.cc
index 559caafdc..d8b3a5e34 100644
--- a/src/algorithms/observables/gnuradio_blocks/hybrid_observables_cc.cc
+++ b/src/algorithms/observables/gnuradio_blocks/hybrid_observables_cc.cc
@@ -290,6 +290,7 @@ int hybrid_observables_cc::save_matfile()
 
 bool hybrid_observables_cc::interpolate_data(Gnss_Synchro& out, std::deque<Gnss_Synchro>& data, const double& ti)
 {
+    if((ti < data.front().RX_time) or (ti > data.back().RX_time)) { return false; }
     std::deque<Gnss_Synchro>::iterator it;
 
     arma::vec t      = arma::vec(data.size());