From bb4564f734532b3d73d8ed45dcdb1b6fb40f5937 Mon Sep 17 00:00:00 2001
From: Joe Taylor <joe@princeton.edu>
Date: Fri, 5 Jan 2024 12:47:50 -0500
Subject: [PATCH] Replace the required calculation of m_xavg, needed for
 pointing measurements.

---
 qmap/mainwindow.cpp | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/qmap/mainwindow.cpp b/qmap/mainwindow.cpp
index 5ed65d882..774fed178 100644
--- a/qmap/mainwindow.cpp
+++ b/qmap/mainwindow.cpp
@@ -314,12 +314,15 @@ void MainWindow::dataSink(int k)
   static int ntrz=0;
   static int nkhz;
   static int nfsample=96000;
+  static int nsec0=0;
+  static int nsum=0;
   static int ndiskdat;
   static int nb;
   static int k0=0;
   static float px=0.0;
   static uchar lstrong[1024];
   static float slimit;
+  static double xsum=0.0;
 
   if(m_diskData) {
     ndiskdat=1;
@@ -339,6 +342,18 @@ void MainWindow::dataSink(int k)
   symspec_(&k, &ndiskdat, &nb, &m_NBslider, &nfsample,
            &px, s, &nkhz, &ihsym, &nzap, &slimit, lstrong);
 
+  int nsec=QDateTime::currentSecsSinceEpoch();
+  if(nsec==nsec0) {
+    xsum+=pow(10.0,0.1*px);
+    nsum+=1;
+  } else {
+    m_xavg=0.0;
+    if(nsum>0) m_xavg=xsum/nsum;
+    xsum=pow(10.0,0.1*px);
+    nsum=1;
+  }
+  nsec0=nsec;
+
   if(m_bWTransmitting) px=0.0;
   QString t;
   m_pctZap=nzap/178.3;