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Fix visual drag artefact on delta-locked modems

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This commit is contained in:
Charles J. Cliffe 2016-02-17 20:45:56 -05:00
parent be68c7eac7
commit 86bd74e59a
1 changed files with 14 additions and 2 deletions
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16
src/visual/PrimaryGLContext.cpp
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@ -76,8 +76,14 @@ void PrimaryGLContext::DrawDemodInfo(DemodulatorInstance *demod, RGBA4f color, l
if (center_freq == -1) {
center_freq = wxGetApp().getFrequency();
}
long long demodFreq = demod->getFrequency();
float uxPos = (float) (demod->getFrequency() - (center_freq - srate / 2)) / (float) srate;
if (demod->isDeltaLock()) {
demodFreq = center_freq + demod->getDeltaLockOfs();
}
float uxPos = (float) (demodFreq - (center_freq - srate / 2)) / (float) srate;
uxPos = (uxPos - 0.5) * 2.0;
glDisable(GL_TEXTURE_2D);
@ -273,7 +279,13 @@ void PrimaryGLContext::DrawDemod(DemodulatorInstance *demod, RGBA4f color, long
center_freq = wxGetApp().getFrequency();
}
float uxPos = (float) (demod->getFrequency() - (center_freq - srate / 2)) / (float) srate;
long long demodFreq = demod->getFrequency();
if (demod->isDeltaLock()) {
demodFreq = center_freq + demod->getDeltaLockOfs();
}
float uxPos = (float) (demodFreq - (center_freq - srate / 2)) / (float) srate;
glDisable(GL_TEXTURE_2D);