From f5aeca60daa8e6602a59a378645a192497968317 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jan=20K=C3=A4berich?= <j.kaeberich@gmx.de>
Date: Sun, 5 Mar 2023 23:14:35 +0100
Subject: [PATCH] add reference impedance to trace storage

---
 Software/PC_Application/LibreVNA-GUI/Traces/trace.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Software/PC_Application/LibreVNA-GUI/Traces/trace.cpp b/Software/PC_Application/LibreVNA-GUI/Traces/trace.cpp
index ac4649f..7a12ebc 100644
--- a/Software/PC_Application/LibreVNA-GUI/Traces/trace.cpp
+++ b/Software/PC_Application/LibreVNA-GUI/Traces/trace.cpp
@@ -779,6 +779,7 @@ nlohmann::json Trace::toJSON()
         break;
     }
     j["velocityFactor"] = vFactor;
+    j["referenceImpedance"] = reference_impedance;
     j["reflection"] = reflection;
 
     auto &pref = Preferences::getInstance();
@@ -913,6 +914,7 @@ void Trace::fromJSON(nlohmann::json j)
         // data has already been loaded if present in the file
     }
     vFactor = j.value("velocityFactor", 0.66);
+    reference_impedance = j.value("referenceImpedance", 50.0);
     reflection = j.value("reflection", false);
     for(auto jm : j["math"]) {
         QString operation = QString::fromStdString(jm.value("operation", ""));