void SpectrumCanvas::updateScaleFactor(float factor) {
SpectrumVisualProcessor *sp = wxGetApp().getSpectrumProcessor();
FFTVisualDataThread *wdt = wxGetApp().getAppFrame()->getWaterfallDataThread();
SpectrumVisualProcessor *wp = wdt->getProcessor();
scaleFactor = factor;
sp->setScaleFactor(factor);
wp->setScaleFactor(factor);
}
void WaterfallCanvas::OnPaint(wxPaintEvent& WXUNUSED(event)) {
tex_update.lock();
wxPaintDC dc(this);
const wxSize ClientSize = GetClientSize();
long double currentZoom = zoom;
if (mouseZoom != 1) {
currentZoom = mouseZoom;
mouseZoom = mouseZoom + (1.0 - mouseZoom) * 0.2;
if (fabs(mouseZoom-1.0)<0.01) {
mouseZoom = 1;
}
}
if (scaleMove != 0) {
SpectrumVisualProcessor *sp = wxGetApp().getSpectrumProcessor();
FFTVisualDataThread *wdt = wxGetApp().getAppFrame()->getWaterfallDataThread();
SpectrumVisualProcessor *wp = wdt->getProcessor();
float factor = sp->getScaleFactor();
factor += scaleMove * 0.02;
if (factor < 0.25) {
factor = 0.25;
}
if (factor > 10.0) {
factor = 10.0;
}
sp->setScaleFactor(factor);
wp->setScaleFactor(factor);
}
if (freqMove != 0.0) {
long long newFreq = getCenterFrequency() + (long long)((long double)getBandwidth()*freqMove) * 0.01;
long long minFreq = bandwidth/2;
if (newFreq < minFreq) {
newFreq = minFreq;
}
updateCenterFrequency(newFreq);
if (!freqMoving) {
freqMove -= (freqMove * 0.2);
if (fabs(freqMove) < 0.01) {
freqMove = 0.0;
}
}
}
long long bw;
if (currentZoom != 1) {
long long freq = wxGetApp().getFrequency();
bw = getBandwidth();
double mpos = 0;
float mouseInView = false;
if (mouseTracker.mouseInView()) {
mpos = mouseTracker.getMouseX();
mouseInView = true;
} else if (spectrumCanvas && spectrumCanvas->getMouseTracker()->mouseInView()) {
mpos = spectrumCanvas->getMouseTracker()->getMouseX();
mouseInView = true;
}
if (currentZoom < 1) {
bw = (long long) ceil((long double) bw * currentZoom);
if (bw < minBandwidth) {
bw = minBandwidth;
}
if (mouseInView) {
long long mfreqA = getFrequencyAt(mpos, centerFreq, getBandwidth());
long long mfreqB = getFrequencyAt(mpos, centerFreq, bw);
centerFreq += mfreqA - mfreqB;
}
setView(centerFreq, bw);
} else {
if (isView) {
bw = (long long) ceil((long double) bw * currentZoom);
if (bw >= wxGetApp().getSampleRate()) {
disableView();
if (spectrumCanvas) {
spectrumCanvas->disableView();
}
bw = wxGetApp().getSampleRate();
centerFreq = wxGetApp().getFrequency();
} else {
if (mouseInView) {
long long mfreqA = getFrequencyAt(mpos, centerFreq, getBandwidth());
long long mfreqB = getFrequencyAt(mpos, centerFreq, bw);
centerFreq += mfreqA - mfreqB;
setBandwidth(bw);
} else {
setBandwidth(bw);
}
}
}
}
if (centerFreq < freq && (centerFreq - bandwidth / 2) < (freq - wxGetApp().getSampleRate() / 2)) {
centerFreq = (freq - wxGetApp().getSampleRate() / 2) + bandwidth / 2;
}
if (centerFreq > freq && (centerFreq + bandwidth / 2) > (freq + wxGetApp().getSampleRate() / 2)) {
centerFreq = (freq + wxGetApp().getSampleRate() / 2) - bandwidth / 2;
}
if (spectrumCanvas) {
if ((spectrumCanvas->getCenterFrequency() != centerFreq) || (spectrumCanvas->getBandwidth() != bw)) {
if (getViewState()) {
spectrumCanvas->setView(centerFreq,bw);
} else {
spectrumCanvas->disableView();
spectrumCanvas->setCenterFrequency(centerFreq);
spectrumCanvas->setBandwidth(bw);
}
}
}
}
glContext->SetCurrent(*this);
initGLExtensions();
glViewport(0, 0, ClientSize.x, ClientSize.y);
if (fft_size_changed.load()) {
fft_size = new_fft_size;
waterfallPanel.setup(fft_size, waterfall_lines);
fft_size_changed.store(false);
}
glContext->BeginDraw(0,0,0);
waterfallPanel.calcTransform(CubicVR::mat4::identity());
waterfallPanel.draw();
std::vector<DemodulatorInstance *> &demods = wxGetApp().getDemodMgr().getDemodulators();
DemodulatorInstance *activeDemodulator = wxGetApp().getDemodMgr().getActiveDemodulator();
DemodulatorInstance *lastActiveDemodulator = wxGetApp().getDemodMgr().getLastActiveDemodulator();
bool isNew = shiftDown
|| (wxGetApp().getDemodMgr().getLastActiveDemodulator() && !wxGetApp().getDemodMgr().getLastActiveDemodulator()->isActive());
int currentBandwidth = getBandwidth();
long long currentCenterFreq = getCenterFrequency();
ColorTheme *currentTheme = ThemeMgr::mgr.currentTheme;
std::string last_type = wxGetApp().getDemodMgr().getLastDemodulatorType();
if (mouseTracker.mouseInView() || wxGetApp().getDemodMgr().getActiveDemodulator()) {
hoverAlpha += (1.0f-hoverAlpha)*0.1f;
if (hoverAlpha > 1.5f) {
hoverAlpha = 1.5f;
}
glContext->setHoverAlpha(hoverAlpha);
if (nextDragState == WF_DRAG_RANGE) {
float width = (1.0 / (float) ClientSize.x);
float rangeWidth = mouseTracker.getOriginDeltaMouseX();
float centerPos;
if (mouseTracker.mouseDown()) {
if (rangeWidth) {
width = rangeWidth;
}
centerPos = mouseTracker.getOriginMouseX() + width / 2.0;
} else {
centerPos = mouseTracker.getMouseX();
}
glContext->DrawDemod(lastActiveDemodulator, isNew?currentTheme->waterfallHighlight:currentTheme->waterfallDestroy, currentCenterFreq, currentBandwidth);
if ((last_type == "LSB" || last_type == "USB") && mouseTracker.mouseDown()) {
centerPos = mouseTracker.getMouseX();
glContext->DrawRangeSelector(centerPos, centerPos-width, isNew?currentTheme->waterfallNew:currentTheme->waterfallHover);
} else {
glContext->DrawFreqSelector(centerPos, isNew?currentTheme->waterfallNew:currentTheme->waterfallHover, width, currentCenterFreq, currentBandwidth);
}
} else {
if (lastActiveDemodulator) {
glContext->DrawDemod(lastActiveDemodulator, ((isNew && activeDemodulator == NULL) || (activeDemodulator != NULL))?currentTheme->waterfallHighlight:currentTheme->waterfallDestroy, currentCenterFreq, currentBandwidth);
}
if (activeDemodulator == NULL) {
glContext->DrawFreqSelector(mouseTracker.getMouseX(), ((isNew && lastActiveDemodulator) || (!lastActiveDemodulator) )?currentTheme->waterfallNew:currentTheme->waterfallHover, 0, currentCenterFreq, currentBandwidth);
} else {
glContext->DrawDemod(activeDemodulator, currentTheme->waterfallHover, currentCenterFreq, currentBandwidth);
}
}
} else {
hoverAlpha += (0.0f-hoverAlpha)*0.05f;
if (hoverAlpha < 1.0e-5f) {
hoverAlpha = 0;
}
glContext->setHoverAlpha(hoverAlpha);
if (activeDemodulator) {
glContext->DrawDemod(activeDemodulator, currentTheme->waterfallHighlight, currentCenterFreq, currentBandwidth);
}
if (lastActiveDemodulator) {
glContext->DrawDemod(lastActiveDemodulator, currentTheme->waterfallHighlight, currentCenterFreq, currentBandwidth);
}
}
glContext->setHoverAlpha(0);
for (int i = 0, iMax = demods.size(); i < iMax; i++) {
if (activeDemodulator == demods[i] || lastActiveDemodulator == demods[i]) {
continue;
}
glContext->DrawDemod(demods[i], currentTheme->waterfallHighlight, currentCenterFreq, currentBandwidth);
}
glContext->EndDraw();
SwapBuffers();
tex_update.unlock();
}