mirror of
https://github.com/eried/portapack-mayhem.git
synced 2024-12-27 00:09:36 -05:00
4e8980e5d8
Shaved off a few kBs by using the Labels widget
372 lines
9.5 KiB
C++
372 lines
9.5 KiB
C++
/*
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* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
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* Copyright (C) 2016 Furrtek
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*
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* This file is part of PortaPack.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#include "ui_closecall.hpp"
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#include "rtc_time.hpp"
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#include "event_m0.hpp"
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#include "portapack.hpp"
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#include "baseband_api.hpp"
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#include "string_format.hpp"
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#include <cstring>
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#include <stdio.h>
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#include <algorithm>
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using namespace portapack;
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namespace ui {
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void CloseCallView::focus() {
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field_frequency_min.focus();
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}
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CloseCallView::~CloseCallView() {
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rtc_time::signal_tick_second -= signal_token_tick_second;
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receiver_model.disable();
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baseband::shutdown();
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}
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void CloseCallView::do_detection() {
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uint8_t xmax = 0;
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int16_t imax = 0;
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uint16_t iraw = 0, c;
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uint8_t power;
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rf::Frequency freq_low, freq_high;
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mean /= (CC_BIN_NB_NO_DC * slices_max);
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// Find max value over threshold for all slices
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for (c = 0; c < slices_max; c++) {
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power = slicemax_pow[c];
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if (power >= min_threshold) {
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if ((power - min_threshold >= mean) && (power > xmax)) {
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xmax = power;
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imax = slicemax_idx[c] + (c * CC_BIN_NB);
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iraw = slicemax_idx[c];
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}
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}
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}
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// Lock / release
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if ((imax >= last_channel - 2) && (imax <= last_channel + 2) && (imax)) {
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// Staying around the same frequency
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if (detect_counter >= (5 / slices_max)) { // Todo: ugly, change. Should depend on refresh rate.
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if ((imax != locked_imax) || (!locked)) {
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std::string finalstr;
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if (locked) {
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// Already locked, adjust
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if (weight < 16) {
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frequency_acc += (slice_frequency + (CC_BIN_WIDTH * (imax - 120))); // Average
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weight++;
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}
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} else {
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// Lost, locking
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frequency_acc = slice_frequency + (CC_BIN_WIDTH * (imax - 120)); // Init
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if ((frequency_acc >= f_min) && (frequency_acc <= f_max)) {
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text_infos.set("Locked !");
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big_display.set_style(&style_locked);
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// Approximation/error display
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freq_low = (frequency_acc - 4883) / 1000;
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freq_high = (frequency_acc + 4883) / 1000;
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finalstr = "~9.8kHz: " + to_string_dec_uint(freq_low / 1000) + "." + to_string_dec_uint(freq_low % 1000);
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finalstr += "/" + to_string_dec_uint(freq_high / 1000) + "." + to_string_dec_uint(freq_high % 1000);
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text_precision.set(finalstr);
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locked = true;
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weight = 1;
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locked_imax = imax;
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}
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}
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resolved_frequency = frequency_acc / weight;
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big_display.set(resolved_frequency);
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}
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release_counter = 0;
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} else {
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detect_counter++;
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}
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} else {
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detect_counter = 0;
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if (locked) {
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if (release_counter == 6) {
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locked = false;
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text_infos.set("Lost");
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big_display.set_style(&style_grey);
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//big_display.set(resolved_frequency);
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} else {
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release_counter++;
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}
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}
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}
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last_channel = imax;
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scan_counter++;
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portapack::display.fill_rectangle({last_pos, 90, 1, 6}, Color::black());
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if (iraw < 120)
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iraw += 2;
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else
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iraw -= 0;
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last_pos = (ui::Coord)iraw;
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portapack::display.fill_rectangle({last_pos, 90, 1, 6}, Color::red());
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}
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void CloseCallView::on_channel_spectrum(const ChannelSpectrum& spectrum) {
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uint8_t xmax = 0;
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int16_t imax = 0;
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uint8_t power;
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size_t i, m;
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std::array<Color, 240> pixel_row;
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baseband::spectrum_streaming_stop();
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// Draw spectrum line (for debug)
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for (i = 0; i < 120; i++) {
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const auto pixel_color = spectrum_rgb3_lut[spectrum.db[134 + i]]; // 134~253 in 0~119
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pixel_row[i] = pixel_color;
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}
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for (i = 120; i < 240; i++) {
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const auto pixel_color = spectrum_rgb3_lut[spectrum.db[i - 118]]; // 2~121 in 120~239
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pixel_row[i] = pixel_color;
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}
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display.draw_pixels(
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{ { 0, 96 + slices_counter * 4 }, { pixel_row.size(), 1 } },
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pixel_row
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);
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// Find max for this slice:
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// Check if left of slice needs to be trimmed (masked)
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//if (slices_counter == 0)
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// i = slice_trim;
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//else
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i = 0;
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for ( ; i < 120; i++) {
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power = spectrum.db[134 + i];
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mean += power;
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if (power > xmax) {
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xmax = power;
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imax = i - 2;
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}
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}
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// Check if right of slice needs to be trimmed (masked)
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//if (slices_counter == (slices_max - 1))
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// m = 240 - slice_trim;
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//else
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m = 240;
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for (i = 120; i < m; i++) {
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power = spectrum.db[i - 118];
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mean += power;
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if (power > xmax) {
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xmax = power;
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imax = i + 2;
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}
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}
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slicemax_pow[slices_counter] = xmax;
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slicemax_idx[slices_counter] = imax;
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// Slice update
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if (slicing) {
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if (slices_counter >= (slices_max - 1)) {
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do_detection();
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mean = 0;
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slices_counter = 0;
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} else {
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slices_counter++;
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}
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slice_frequency = slice_start + (slices_counter * CC_SLICE_WIDTH);
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receiver_model.set_tuning_frequency(slice_frequency);
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} else {
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do_detection();
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}
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baseband::spectrum_streaming_start();
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}
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void CloseCallView::on_show() {
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baseband::spectrum_streaming_start();
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}
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void CloseCallView::on_hide() {
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baseband::spectrum_streaming_stop();
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}
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void CloseCallView::on_range_changed() {
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rf::Frequency slices_span;
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rf::Frequency slice_width;
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int64_t offset;
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f_max = field_frequency_max.value();
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f_min = field_frequency_min.value();
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scan_span = abs(f_max - f_min);
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if (scan_span > CC_SLICE_WIDTH) {
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// ex: 100~115 (15): 102.5(97.5~107.5) -> 112.5(107.5~117.5) = 2.5 lost left and right
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slices_max = (scan_span + CC_SLICE_WIDTH - 1) / CC_SLICE_WIDTH;
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slices_span = slices_max * CC_SLICE_WIDTH;
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offset = ((scan_span - slices_span) / 2) + (CC_SLICE_WIDTH / 2);
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slice_start = std::min(f_min, f_max) + offset;
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slice_trim = 0;
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slicing = true;
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// Todo: trims
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} else {
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slice_frequency = (f_max + f_min) / 2;
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receiver_model.set_tuning_frequency(slice_frequency);
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slice_width = abs(f_max - f_min);
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slice_trim = (240 - (slice_width * 240 / CC_SLICE_WIDTH)) / 2;
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portapack::display.fill_rectangle({0, 97, 240, 4}, Color::black());
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portapack::display.fill_rectangle({0, 97, slice_trim, 4}, Color::orange());
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portapack::display.fill_rectangle({240 - slice_trim, 97, slice_trim, 4}, Color::orange());
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slices_max = 1;
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slices_counter = 0;
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slicing = false;
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}
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/*
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f_min = field_frequency_min.value();
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scan_span = 3000000;
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slice_frequency = (f_min + 1500000);
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slice_start = slice_frequency;
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receiver_model.set_tuning_frequency(slice_frequency);
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slice_trim = 0;
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slices_max = 1;
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slices_counter = 0;
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slicing = false;
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field_frequency_max.set_value(f_min + 3000000);
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*/
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text_slices.set(to_string_dec_int(slices_max));
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slices_counter = 0;
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}
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void CloseCallView::on_lna_changed(int32_t v_db) {
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receiver_model.set_lna(v_db);
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}
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void CloseCallView::on_vga_changed(int32_t v_db) {
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receiver_model.set_vga(v_db);
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}
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void CloseCallView::on_tick_second() {
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// Update scan rate indication
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text_rate.set(to_string_dec_uint(scan_counter, 3));
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scan_counter = 0;
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}
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CloseCallView::CloseCallView(
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NavigationView& nav
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)
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{
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baseband::run_image(portapack::spi_flash::image_tag_wideband_spectrum);
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add_children({
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&labels,
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&field_frequency_min,
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&field_frequency_max,
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&field_lna,
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&field_vga,
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&field_threshold,
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&text_slices,
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&text_rate,
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&text_mhz,
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&text_infos,
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&text_precision,
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&text_debug,
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&big_display,
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&button_exit
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});
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text_slices.set_style(&style_grey);
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text_rate.set_style(&style_grey);
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text_mhz.set_style(&style_grey);
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big_display.set_style(&style_grey);
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baseband::set_spectrum(CC_SLICE_WIDTH, 32);
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field_threshold.set_value(80);
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field_threshold.on_change = [this](int32_t v) {
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min_threshold = v;
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};
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field_frequency_min.set_value(receiver_model.tuning_frequency());
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field_frequency_min.set_step(100000);
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field_frequency_min.on_change = [this](rf::Frequency) {
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this->on_range_changed();
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};
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field_frequency_min.on_edit = [this, &nav]() {
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auto new_view = nav.push<FrequencyKeypadView>(receiver_model.tuning_frequency());
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new_view->on_changed = [this](rf::Frequency f) {
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//this->on_range_changed();
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this->field_frequency_min.set_value(f);
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};
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};
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field_frequency_max.set_value(receiver_model.tuning_frequency() + 2000000);
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field_frequency_max.set_step(100000);
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field_frequency_max.on_change = [this](rf::Frequency) {
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this->on_range_changed();
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};
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field_frequency_max.on_edit = [this, &nav]() {
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auto new_view = nav.push<FrequencyKeypadView>(receiver_model.tuning_frequency());
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new_view->on_changed = [this](rf::Frequency f) {
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//this->on_range_changed();
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this->field_frequency_max.set_value(f);
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};
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};
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field_lna.set_value(receiver_model.lna());
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field_lna.on_change = [this](int32_t v) {
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this->on_lna_changed(v);
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};
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field_vga.set_value(receiver_model.vga());
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field_vga.on_change = [this](int32_t v_db) {
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this->on_vga_changed(v_db);
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};
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on_range_changed();
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button_exit.on_select = [&nav](Button&){
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nav.pop();
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};
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signal_token_tick_second = rtc_time::signal_tick_second += [this]() {
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this->on_tick_second();
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};
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receiver_model.set_modulation(ReceiverModel::Mode::SpectrumAnalysis);
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receiver_model.set_sampling_rate(CC_SLICE_WIDTH);
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receiver_model.set_baseband_bandwidth(2500000);
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receiver_model.enable();
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}
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} /* namespace ui */
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