Files
SDRPlusPlus/source_modules/badgesdr_source/src/main.cpp
2024-08-05 22:32:39 +02:00

272 lines
7.6 KiB
C++

#include <imgui.h>
#include <module.h>
#include <gui/gui.h>
#include <gui/smgui.h>
#include <signal_path/signal_path.h>
#include <core.h>
#include <utils/optionlist.h>
#include <dsp/channel/rx_vfo.h>
#include <dsp/correction/dc_blocker.h>
#include "badgesdr.h"
SDRPP_MOD_INFO{
/* Name: */ "badgesdr_source",
/* Description: */ "BadgeSDR Source Module",
/* Author: */ "Ryzerth",
/* Version: */ 0, 1, 0,
/* Max instances */ -1
};
#define CONCAT(a, b) ((std::string(a) + b).c_str())
class BadgeSDRSourceModule : public ModuleManager::Instance {
public:
BadgeSDRSourceModule(std::string name) {
this->name = name;
sampleRate = 250000.0;
// Initialize DSP
dcBlock.init(&input, 0.001);
ddc.init(&dcBlock.out, 500000, 250000, 250000, 125000);
handler.ctx = this;
handler.selectHandler = menuSelected;
handler.deselectHandler = menuDeselected;
handler.menuHandler = menuHandler;
handler.startHandler = start;
handler.stopHandler = stop;
handler.tuneHandler = tune;
handler.stream = &ddc.out;
// Refresh devices
refresh();
// Select first (TODO: Select from config)
select("");
sigpath::sourceManager.registerSource("BadgeSDR", &handler);
}
~BadgeSDRSourceModule() {
}
void postInit() {}
void enable() {
enabled = true;
}
void disable() {
enabled = false;
}
bool isEnabled() {
return enabled;
}
private:
void refresh() {
devices.clear();
auto list = BadgeSDR::list();
for (const auto& info : list) {
// Format device name
std::string devName = "BadgeSDR ";
devName += " [";
devName += info.serialNumber;
devName += ']';
// Save device
devices.define(info.serialNumber, devName, info);
}
}
void select(const std::string& serial) {
// If there are no devices, give up
if (devices.empty()) {
selectedSerial.clear();
return;
}
// If the serial was not found, select the first available serial
if (!devices.keyExists(serial)) {
select(devices.key(0));
return;
}
// Save serial number
selectedSerial = serial;
selectedDev = devices.value(devices.keyId(serial));
}
static void menuSelected(void* ctx) {
BadgeSDRSourceModule* _this = (BadgeSDRSourceModule*)ctx;
core::setInputSampleRate(_this->sampleRate);
flog::info("BadgeSDRSourceModule '{0}': Menu Select!", _this->name);
}
static void menuDeselected(void* ctx) {
BadgeSDRSourceModule* _this = (BadgeSDRSourceModule*)ctx;
flog::info("BadgeSDRSourceModule '{0}': Menu Deselect!", _this->name);
}
static void start(void* ctx) {
BadgeSDRSourceModule* _this = (BadgeSDRSourceModule*)ctx;
if (_this->running) { return; }
// Open the device
_this->openDev = BadgeSDR::open(_this->selectedDev);
// Configure the device
_this->openDev->setFrequency(_this->freq);
_this->openDev->setLNAGain(_this->lnaGain);
_this->openDev->setMixerGain(_this->mixerGain);
_this->openDev->setVGAGain(_this->vgaGain);
// Start DSP
_this->dcBlock.start();
_this->ddc.start();
// Start device
_this->openDev->start(callback, _this, 500000/200);
_this->running = true;
flog::info("BadgeSDRSourceModule '{0}': Start!", _this->name);
}
static void stop(void* ctx) {
BadgeSDRSourceModule* _this = (BadgeSDRSourceModule*)ctx;
if (!_this->running) { return; }
_this->running = false;
// Stop worker
_this->openDev->stop();
// Stop DSP
_this->dcBlock.stop();
_this->ddc.stop();
// Close device
_this->openDev.reset();
flog::info("BadgeSDRSourceModule '{0}': Stop!", _this->name);
}
static void tune(double freq, void* ctx) {
BadgeSDRSourceModule* _this = (BadgeSDRSourceModule*)ctx;
if (_this->running) {
_this->openDev->setFrequency(freq);
}
_this->freq = freq;
flog::info("BadgeSDRSourceModule '{0}': Tune: {1}!", _this->name, freq);
}
static void menuHandler(void* ctx) {
BadgeSDRSourceModule* _this = (BadgeSDRSourceModule*)ctx;
if (_this->running) { SmGui::BeginDisabled(); }
SmGui::FillWidth();
SmGui::ForceSync();
if (SmGui::Combo(CONCAT("##_badgesdr_dev_sel_", _this->name), &_this->devId, _this->devices.txt)) {
_this->select(_this->devices.key(_this->devId));
core::setInputSampleRate(_this->sampleRate);
// TODO: Save
}
SmGui::FillWidth();
SmGui::ForceSync();
if (SmGui::Button(CONCAT("Refresh##_badgesdr_refr_", _this->name))) {
_this->refresh();
_this->select(_this->selectedSerial);
core::setInputSampleRate(_this->sampleRate);
}
if (_this->running) { SmGui::EndDisabled(); }
SmGui::LeftLabel("LNA Gain");
SmGui::FillWidth();
if (SmGui::SliderInt(CONCAT("##_badgesdr_lna_gain_", _this->name), &_this->lnaGain, 0, 15)) {
if (_this->running) {
_this->openDev->setLNAGain(_this->lnaGain);
}
// TODO: Save
}
SmGui::LeftLabel("Mixer Gain");
SmGui::FillWidth();
if (SmGui::SliderInt(CONCAT("##_badgesdr_mixer_gain_", _this->name), &_this->mixerGain, 0, 15)) {
if (_this->running) {
_this->openDev->setMixerGain(_this->mixerGain);
}
// TODO: Save
}
SmGui::LeftLabel("VGA Gain");
SmGui::FillWidth();
if (SmGui::SliderInt(CONCAT("##_badgesdr_vga_gain_", _this->name), &_this->vgaGain, 0, 15)) {
if (_this->running) {
_this->openDev->setVGAGain(_this->vgaGain);
}
// TODO: Save
}
}
static void callback(const uint8_t* samples, int count, void* ctx) {
BadgeSDRSourceModule* _this = (BadgeSDRSourceModule*)ctx;
// Convert samples to float
dsp::complex_t* out = _this->input.writeBuf;
int min = 255, max = 0;
for (int i = 0; i < count; i++) {
if (samples[i] < min) { min = samples[i]; }
if (samples[i] > max) { max = samples[i]; }
out[i].re = ((float)samples[i] - 127.5f) * (1.0f/127.0f);
out[i].im = 1.0f;
}
// Send out samples
_this->input.swap(count);
flog::debug("Amplitudes: {} -> {}", min, max);
}
std::string name;
bool enabled = true;
double sampleRate;
SourceManager::SourceHandler handler;
bool running = false;
double freq;
OptionList<std::string, BadgeSDR::DeviceInfo> devices;
int devId = 0;
int lnaGain = 0;
int mixerGain = 0;
int vgaGain = 0;
std::string selectedSerial;
BadgeSDR::DeviceInfo selectedDev;
std::shared_ptr<BadgeSDR::Device> openDev;
dsp::stream<dsp::complex_t> input;
dsp::correction::DCBlocker<dsp::complex_t> dcBlock;
dsp::channel::RxVFO ddc;
};
MOD_EXPORT void _INIT_() {
// Nothing here
}
MOD_EXPORT ModuleManager::Instance* _CREATE_INSTANCE_(std::string name) {
return new BadgeSDRSourceModule(name);
}
MOD_EXPORT void _DELETE_INSTANCE_(void* instance) {
delete (BadgeSDRSourceModule*)instance;
}
MOD_EXPORT void _END_() {
// Nothing here
}