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This commit is contained in:
jLynx
2023-05-19 08:16:05 +12:00
committed by GitHub
parent 7aca7ce74d
commit 033c4e9a5b
599 changed files with 70746 additions and 66896 deletions
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94
firmware/baseband/proc_wideband_spectrum.cpp
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@@ -29,62 +29,60 @@
#include <array>
void WidebandSpectrum::execute(const buffer_c8_t& buffer) {
// 2048 complex8_t samples per buffer.
// 102.4us per buffer. 20480 instruction cycles per buffer.
if (!configured) return;
// 2048 complex8_t samples per buffer.
// 102.4us per buffer. 20480 instruction cycles per buffer.
if( phase == 0 ) {
std::fill(spectrum.begin(), spectrum.end(), 0);
}
if (!configured) return;
for(size_t i=0; i<spectrum.size(); i++) {
// TODO: Removed window-presum windowing, due to lack of available code RAM.
// TODO: Apply window to improve spectrum bin sidelobes.
spectrum[i] += buffer.p[i + 0];
spectrum[i] += buffer.p[i + 1024];
}
if (phase == 0) {
std::fill(spectrum.begin(), spectrum.end(), 0);
}
if( phase == trigger ) {
const buffer_c16_t buffer_c16 {
spectrum.data(),
spectrum.size(),
buffer.sampling_rate
};
channel_spectrum.feed(
buffer_c16,
0, 0, 0
);
phase = 0;
} else {
phase++;
}
for (size_t i = 0; i < spectrum.size(); i++) {
// TODO: Removed window-presum windowing, due to lack of available code RAM.
// TODO: Apply window to improve spectrum bin sidelobes.
spectrum[i] += buffer.p[i + 0];
spectrum[i] += buffer.p[i + 1024];
}
if (phase == trigger) {
const buffer_c16_t buffer_c16{
spectrum.data(),
spectrum.size(),
buffer.sampling_rate};
channel_spectrum.feed(
buffer_c16,
0, 0, 0);
phase = 0;
} else {
phase++;
}
}
void WidebandSpectrum::on_message(const Message* const msg) {
const WidebandSpectrumConfigMessage message = *reinterpret_cast<const WidebandSpectrumConfigMessage*>(msg);
switch(msg->id) {
case Message::ID::UpdateSpectrum:
case Message::ID::SpectrumStreamingConfig:
channel_spectrum.on_message(msg);
break;
case Message::ID::WidebandSpectrumConfig:
baseband_fs = message.sampling_rate;
trigger = message.trigger;
baseband_thread.set_sampling_rate(baseband_fs);
phase = 0;
configured = true;
break;
const WidebandSpectrumConfigMessage message = *reinterpret_cast<const WidebandSpectrumConfigMessage*>(msg);
default:
break;
}
switch (msg->id) {
case Message::ID::UpdateSpectrum:
case Message::ID::SpectrumStreamingConfig:
channel_spectrum.on_message(msg);
break;
case Message::ID::WidebandSpectrumConfig:
baseband_fs = message.sampling_rate;
trigger = message.trigger;
baseband_thread.set_sampling_rate(baseband_fs);
phase = 0;
configured = true;
break;
default:
break;
}
}
int main() {
EventDispatcher event_dispatcher { std::make_unique<WidebandSpectrum>() };
event_dispatcher.run();
return 0;
EventDispatcher event_dispatcher{std::make_unique<WidebandSpectrum>()};
event_dispatcher.run();
return 0;
}