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Fix spectrum display to reset cumulative display every period

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This commit is contained in:
Jordan Sherer 2019-11-06 14:11:39 -05:00
parent 7b3d8539d5
commit 9858403a95
1 changed files with 15 additions and 1 deletions
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16
mainwindow.cpp
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@ -2618,8 +2618,22 @@ void MainWindow::dataSink(qint64 frames)
/// END IHSYM
#else
m_ihsym=m_ihsym%(m_TRperiod*RX_SAMPLE_RATE/m_nsps*2);
// make sure the ssum global is reset every period cycle
static int lastCycle = -1;
int cycle = computeCurrentCycle(m_TRperiod);
if(cycle != lastCycle){
qDebug() << "period loop, resetting ssum";
memset(ssum, 0, sizeof(ssum));
}
lastCycle = cycle;
// cap ihsym based on the period max
m_ihsym = m_ihsym%(m_TRperiod*RX_SAMPLE_RATE/m_nsps*2);
// compute the symbol spectra for the waterfall display
symspec_(&dec_data,&k,&k0,&ja,ssum,&trmin,&nsps,&m_inGain,&nsmo,&m_px,s,&m_df3,&m_ihsym,&m_npts8,&m_pxmax);
// make sure ja is equal to k so if we jump ahead in the buffer, everything resolves correctly
ja = k;
#endif