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Performance improvement to the FFT + code cleanup + Added an option to select the FFT window

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This commit is contained in:
Ryzerth
2021-07-05 01:09:48 +02:00
parent 6db8251e46
commit ab376ea1aa
16 changed files with 91 additions and 22 deletions
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12
core/src/gui/main_window.h
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@ -11,6 +11,12 @@
#define WINDOW_FLAGS ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoBringToFrontOnFocus | ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoBackground
enum {
FFT_WINDOW_RECTANGULAR,
FFT_WINDOW_BLACKMAN,
_FFT_WINDOW_COUNT
};
class MainWindow {
public:
void init();
@ -18,6 +24,7 @@ public:
void setViewBandwidthSlider(float bandwidth);
bool sdrIsRunning();
void setFFTSize(int size);
void setFFTWindow(int win);
// TODO: Replace with it's own class
void setVFO(double freq);
@ -27,6 +34,7 @@ public:
bool lockWaterfallControls = false;
private:
void generateFFTWindow(int win, int size);
static void fftHandler(dsp::complex_t* samples, int count, void* ctx);
static void vfoAddedHandler(VFOManager::VFO* vfo, void* ctx);
@ -35,8 +43,7 @@ private:
std::mutex fft_mtx;
fftwf_complex *fft_in, *fft_out;
fftwf_plan fftwPlan;
float* tempFFT;
float* FFTdata;
float* appliedWindow;
// GUI Variables
bool firstMenuRender = true;
@ -56,6 +63,7 @@ private:
int tuningMode = tuner::TUNER_MODE_NORMAL;
dsp::stream<dsp::complex_t> dummyStream;
bool demoWindow = false;
int selectedWindow = 0;
EventHandler<VFOManager::VFO*> vfoCreatedHandler;