Fixed bugs + new radio

radio/src/raw_demod.h

@@ -0,0 +1,98 @@
+#pragma once
+#include <radio_demod.h>
+#include <dsp/convertion.h>
+#include <dsp/resampling.h>
+#include <dsp/filter.h>
+#include <dsp/audio.h>
+#include <string>
+#include <imgui.h>
+
+class RAWDemodulator : public Demodulator {
+public:
+    RAWDemodulator() {}
+    RAWDemodulator(std::string prefix, VFOManager::VFO* vfo, float audioSampleRate, float bandWidth) {
+        init(prefix, vfo, audioSampleRate, bandWidth);
+    }
+
+    void init(std::string prefix, VFOManager::VFO* vfo, float audioSampleRate, float bandWidth) {
+        uiPrefix = prefix;
+        _vfo = vfo;
+        audioSampRate = audioSampleRate;
+        bw = bandWidth;
+        
+        c2s.init(_vfo->output);
+    }
+
+    void start() {
+        c2s.start();
+        running = true;
+    }
+
+    void stop() {
+        c2s.stop();
+        running = false;
+    }
+    
+    bool isRunning() {
+        return running;
+    }
+
+    void select() {
+        _vfo->setSampleRate(audioSampRate, audioSampRate);
+        _vfo->setSnapInterval(snapInterval);
+        _vfo->setReference(ImGui::WaterfallVFO::REF_CENTER);
+    }
+
+    void setVFO(VFOManager::VFO* vfo) {
+        _vfo = vfo;
+        c2s.setInput(_vfo->output);
+    }
+
+    VFOManager::VFO* getVFO() {
+        return _vfo;
+    }
+    
+    void setAudioSampleRate(float sampleRate) {
+        audioSampRate = sampleRate;
+        if (running) {
+            _vfo->setSampleRate(audioSampRate, audioSampRate);
+        }
+    }
+    
+    float getAudioSampleRate() {
+        return audioSampRate;
+    }
+
+    dsp::stream<dsp::stereo_t>* getOutput() {
+        return &c2s.out;
+    }
+    
+    void showMenu() {
+        float menuWidth = ImGui::GetContentRegionAvailWidth();
+
+        ImGui::SetNextItemWidth(menuWidth - ImGui::CalcTextSize("Snap Interval").x - 8);
+        ImGui::Text("Snap Interval");
+        ImGui::SameLine();
+        if (ImGui::InputFloat(("##_radio_raw_snap_" + uiPrefix).c_str(), &snapInterval, 1, 100, 0)) {
+            setSnapInterval(snapInterval);
+        }
+
+        // TODO: Allow selection of the bandwidth
+    } 
+
+private:
+    void setSnapInterval(float snapInt) {
+        snapInterval = snapInt;
+        _vfo->setSnapInterval(snapInterval);
+    }
+
+    std::string uiPrefix;
+    float snapInterval = 10000;
+    float audioSampRate = 48000;
+    float bw = 12500;
+    bool running = false;
+
+    VFOManager::VFO* _vfo;
+    dsp::ComplexToStereo c2s;
+
+};