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Eliminate redundant visual data updates, temporary chain until shared PBO implementation

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This commit is contained in:
Charles J. Cliffe
2015-01-22 22:14:00 -05:00
parent 6d0fc54400
commit d45d3842bf
4 changed files with 59 additions and 39 deletions
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src/visual/ScopeCanvas.cpp
+19
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@@ -47,6 +47,25 @@ void ScopeCanvas::OnPaint(wxPaintEvent& WXUNUSED(event)) {
wxPaintDC dc(this);
const wxSize ClientSize = GetClientSize();
if (!wxGetApp().getAudioVisualQueue()->empty()) {
AudioThreadInput *demodAudioData;
wxGetApp().getAudioVisualQueue()->pop(demodAudioData);
if (demodAudioData && demodAudioData->data.size()) {
if (waveform_points.size() != demodAudioData->data.size() * 2) {
waveform_points.resize(demodAudioData->data.size() * 2);
}
for (int i = 0, iMax = demodAudioData->data.size(); i < iMax; i++) {
waveform_points[i * 2 + 1] = demodAudioData->data[i] * 0.5f;
waveform_points[i * 2] = ((double) i / (double) iMax);
}
setStereo(demodAudioData->channels == 2);
} else {
std::cout << "Incoming Demodulator data empty?" << std::endl;
}
}
glContext->SetCurrent(*this);
glViewport(0, 0, ClientSize.x, ClientSize.y);