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Spectrum: Prevent null texture warning when only histogram is displayed

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This commit is contained in:
Jon Beniston 2022-06-20 15:23:51 +01:00
parent ea111837c0
commit c06f9f4ea8
1 changed files with 6 additions and 3 deletions

9
sdrgui/gui/glspectrum.cpp
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@ -1898,7 +1898,6 @@ void GLSpectrum::applyChanges()
if (m_nbBins <= 0) {
return;
}
QFontMetrics fm(font());
int M = fm.horizontalAdvance("-");
@ -2581,7 +2580,9 @@ void GLSpectrum::applyChanges()
m_waterfallBuffer = new QImage(m_nbBins, m_waterfallHeight, QImage::Format_ARGB32);
m_waterfallBuffer->fill(qRgb(0x00, 0x00, 0x00));
m_glShaderWaterfall.initTexture(*m_waterfallBuffer);
if (m_waterfallHeight > 0) {
m_glShaderWaterfall.initTexture(*m_waterfallBuffer);
}
m_waterfallBufferPos = 0;
if (m_3DSpectrogramBuffer) {
@ -2591,7 +2592,9 @@ void GLSpectrum::applyChanges()
m_3DSpectrogramBuffer = new QImage(m_nbBins, m_waterfallHeight, QImage::Format_Grayscale8);
m_3DSpectrogramBuffer->fill(qRgb(0x00, 0x00, 0x00));
m_glShaderSpectrogram.initTexture(*m_3DSpectrogramBuffer);
if (m_waterfallHeight > 0) {
m_glShaderSpectrogram.initTexture(*m_3DSpectrogramBuffer);
}
m_3DSpectrogramBufferPos = 0;
}
m_glShaderSpectrogram.initColorMapTexture(m_3DSpectrogramColorMap);