mirror of
https://github.com/eried/portapack-mayhem.git
synced 2024-10-01 01:26:06 -04:00
661 lines
26 KiB
C++
661 lines
26 KiB
C++
/*
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* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
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* Copyright (C) 2020 euquiq
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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_looking_glass_app.hpp"
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using namespace portapack;
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namespace ui
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{
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void GlassView::focus()
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{
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field_marker.focus();
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}
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GlassView::~GlassView()
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{
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receiver_model.set_sampling_rate(3072000); // Just a hack to avoid hanging other apps
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receiver_model.disable();
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baseband::shutdown();
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}
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// Returns the next multiple of num that is a multiple of multiplier
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int64_t GlassView::next_mult_of(int64_t num, int64_t multiplier) {
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return ((num / multiplier) + 1) * multiplier;
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}
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// Returns the previous multiple of num that is a multiple of multiplier
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//int64_t GlassView::prev_mult_of(int64_t num, int64_t multiplier) {
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// return (num / multiplier) * multiplier;
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//}
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void GlassView::adjust_range(int64_t* f_min, int64_t* f_max, int64_t width) {
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int64_t span = *f_max - *f_min;
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int64_t num_intervals = span / width;
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if( span % width != 0 )
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{
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num_intervals++;
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}
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int64_t new_span = num_intervals * width;
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int64_t delta_span = (new_span - span) / 2;
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*f_min -= delta_span;
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*f_max += delta_span;
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}
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void GlassView::on_lna_changed(int32_t v_db)
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{
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receiver_model.set_lna(v_db);
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}
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void GlassView::on_vga_changed(int32_t v_db)
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{
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receiver_model.set_vga(v_db);
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}
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void GlassView::reset_live_view( bool clear_screen )
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{
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max_freq_hold = 0 ;
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max_freq_power = -1000 ;
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if( clear_screen )
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{
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// only clear screen in peak mode
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if( live_frequency_view == 2 )
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{
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display.fill_rectangle( { { 0 , 108 + 16 } , { 240 , 320 - (108 + 16) } } , { 0 , 0 , 0 } );
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}
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}
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}
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void GlassView::add_spectrum_pixel( uint8_t power )
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{
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static int64_t last_max_freq = 0 ;
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spectrum_row[pixel_index] = spectrum_rgb3_lut[power] ; // row of colors
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spectrum_data[pixel_index] = ( live_frequency_integrate * spectrum_data[pixel_index] + power ) / (live_frequency_integrate + 1); // smoothing
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pixel_index ++ ;
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if (pixel_index == 240) // got an entire waterfall line
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{
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if( live_frequency_view > 0 )
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{
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constexpr int rssi_sample_range = 256;
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constexpr float rssi_voltage_min = 0.4;
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constexpr float rssi_voltage_max = 2.2;
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constexpr float adc_voltage_max = 3.3;
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constexpr int raw_min = rssi_sample_range * rssi_voltage_min / adc_voltage_max;
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constexpr int raw_max = rssi_sample_range * rssi_voltage_max / adc_voltage_max;
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constexpr int raw_delta = raw_max - raw_min;
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const range_t<int> y_max_range { 0 , 320 - ( 108 + 16 ) };
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//drawing and keeping track of max freq
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for( uint16_t xpos = 0 ; xpos < 240 ; xpos ++ )
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{
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// save max powerwull freq
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if( spectrum_data[ xpos ] > max_freq_power )
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{
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max_freq_power = spectrum_data[ xpos ];
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max_freq_hold = f_min + ( (f_max - f_min) * xpos) / 240 ;
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}
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int16_t point = y_max_range.clip( ( ( spectrum_data[ xpos ] - raw_min ) * ( 320 - ( 108 + 16 ) ) ) / raw_delta );
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uint8_t color_gradient = (point * 255) / 212 ;
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// clear if not in peak view
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if( live_frequency_view != 2 )
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{
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display.fill_rectangle( { { xpos , 108 + 16 } , { 1 , 320 - point } } , { 0 , 0 , 0 } );
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}
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display.fill_rectangle( { { xpos , 320 - point } , { 1 , point } } , { color_gradient , 0 , uint8_t( 255 - color_gradient ) } );
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}
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if( last_max_freq != max_freq_hold )
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{
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last_max_freq = max_freq_hold ;
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freq_stats.set( "MAX HOLD: "+to_string_short_freq( max_freq_hold ) );
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}
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PlotMarker(field_marker.value());
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}
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else
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{
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display.draw_pixels({{0, display.scroll(1)}, {240, 1}}, spectrum_row); // new line at top, one less var, speedier
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}
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pixel_index = 0; // Start New cascade line
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}
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}
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// Apparently, the spectrum object returns an array of 256 bins
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// Each having the radio signal power for it's corresponding frequency slot
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void GlassView::on_channel_spectrum(const ChannelSpectrum &spectrum)
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{
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baseband::spectrum_streaming_stop();
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if( fast_scan || ( LOOKING_GLASS_SLICE_WIDTH < LOOKING_GLASS_SLICE_WIDTH_MAX ) )
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{
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// Convert bins of this spectrum slice into a representative max_power and when enough, into pixels
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// Spectrum.db has 256 bins. Center 12 bins are ignored (DC spike is blanked) Leftmost and rightmost 2 bins are ignored
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// All things said and done, we actually need 240 of those bins:
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for (uint8_t bin = 0; bin < 240; bin++)
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{
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if (bin < 120)
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{
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if (spectrum.db[134 + bin] > max_power) // 134
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max_power = spectrum.db[134 + bin];
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}
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else
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{
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if (spectrum.db[bin - 118] > max_power) // 118
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max_power = spectrum.db[bin - 118];
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}
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bins_Hz_size += each_bin_size; // add this bin Hz count into the "pixel fulfilled bag of Hz"
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if (bins_Hz_size >= marker_pixel_step) // new pixel fullfilled
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{
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if (min_color_power < max_power)
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add_spectrum_pixel(max_power); // Pixel will represent max_power
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else
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add_spectrum_pixel(0); // Filtered out, show black
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max_power = 0;
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if (!pixel_index) // Received indication that a waterfall line has been completed
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{
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bins_Hz_size = 0; // Since this is an entire pixel line, we don't carry "Pixels into next bin"
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f_center = f_center_ini - 2 * each_bin_size ; // Start a new sweep
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radio::set_tuning_frequency(f_center); // tune rx for this new slice directly, faster than using persistent memory saving
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chThdSleepMilliseconds(10);
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baseband::spectrum_streaming_start(); // Do the RX
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return;
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}
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bins_Hz_size -= marker_pixel_step; // reset bins size, but carrying the eventual excess Hz into next pixel
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}
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}
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f_center += 240 * each_bin_size ; // Move into the next bandwidth slice NOTE: spectrum.sampling_rate = LOOKING_GLASS_SLICE_WIDTH
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}
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else //slow scan
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{
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for (uint8_t bin = 0; bin < 120 ; bin++)
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{
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if (spectrum.db[134 + bin] > max_power) // 134
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max_power = spectrum.db[134 + bin];
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bins_Hz_size += each_bin_size; // add this bin Hz count into the "pixel fulfilled bag of Hz"
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if (bins_Hz_size >= marker_pixel_step) // new pixel fullfilled
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{
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if (min_color_power < max_power)
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add_spectrum_pixel(max_power); // Pixel will represent max_power
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else
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add_spectrum_pixel(0); // Filtered out, show black
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max_power = 0;
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if (!pixel_index) // Received indication that a waterfall line has been completed
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{
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bins_Hz_size = 0; // Since this is an entire pixel line, we don't carry "Pixels into next bin"
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f_center = f_center_ini - 2 * each_bin_size ; // Start a new sweep
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radio::set_tuning_frequency(f_center); // tune rx for this new slice directly, faster than using persistent memory saving
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chThdSleepMilliseconds(10);
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baseband::spectrum_streaming_start(); // Do the RX
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return;
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}
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bins_Hz_size -= marker_pixel_step; // reset bins size, but carrying the eventual excess Hz into next pixel
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}
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}
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f_center += 120 * each_bin_size ;
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}
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radio::set_tuning_frequency(f_center); // tune rx for this new slice directly, faster than using persistent memory saving
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chThdSleepMilliseconds(5);
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baseband::spectrum_streaming_start(); // Do the RX
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}
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void GlassView::on_hide()
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{
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baseband::spectrum_streaming_stop();
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display.scroll_disable();
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}
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void GlassView::on_show()
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{
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display.scroll_set_area(109, 319); // Restart scroll on the correct coordinates
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baseband::spectrum_streaming_start();
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}
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void GlassView::on_range_changed()
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{
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reset_live_view( false );
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f_min = field_frequency_min.value();
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f_max = field_frequency_max.value();
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search_span = f_max - f_min;
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field_marker.set_range(f_min, f_max); // Move the marker between range
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field_marker.set_value(f_min + (search_span / 2)); // Put MARKER AT MIDDLE RANGE
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if( locked_range )
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{
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button_range.set_text(">"+to_string_dec_uint(search_span)+"<");
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}
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else
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{
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button_range.set_text(" "+to_string_dec_uint(search_span)+" ");
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}
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f_min = (f_min)*MHZ_DIV; // Transpose into full frequency realm
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f_max = (f_max)*MHZ_DIV;
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adjust_range( &f_min , &f_max , 240 );
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marker_pixel_step = (f_max - f_min) / 240; // Each pixel value in Hz
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text_marker_pm.set(to_string_dec_uint((marker_pixel_step / X2_MHZ_DIV) + 1)); // Give idea of +/- marker precision
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int32_t marker_step = marker_pixel_step / MHZ_DIV;
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if (!marker_step)
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field_marker.set_step(1); // in case selected range is less than 240 (pixels)
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else
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field_marker.set_step(marker_step); // step needs to be a pixel wide.
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f_center_ini = f_min + (LOOKING_GLASS_SLICE_WIDTH / 2); // Initial center frequency for sweep
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PlotMarker(field_marker.value()); // Refresh marker on screen
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f_center = f_center_ini; // Reset sweep into first slice
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pixel_index = 0; // reset pixel counter
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max_power = 0;
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bins_Hz_size = 0; // reset amount of Hz filled up by pixels
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if( next_mult_of( (f_max - f_min) , 240 ) <= LOOKING_GLASS_SLICE_WIDTH_MAX )
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{
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LOOKING_GLASS_SLICE_WIDTH = next_mult_of( (f_max - f_min) , 240 );
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receiver_model.set_sampling_rate(LOOKING_GLASS_SLICE_WIDTH);
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receiver_model.set_baseband_bandwidth(LOOKING_GLASS_SLICE_WIDTH/2);
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}
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else if( LOOKING_GLASS_SLICE_WIDTH != LOOKING_GLASS_SLICE_WIDTH_MAX )
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{
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LOOKING_GLASS_SLICE_WIDTH = LOOKING_GLASS_SLICE_WIDTH_MAX ;
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receiver_model.set_sampling_rate(LOOKING_GLASS_SLICE_WIDTH);
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receiver_model.set_baseband_bandwidth(LOOKING_GLASS_SLICE_WIDTH);
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}
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receiver_model.set_squelch_level(0);
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each_bin_size = LOOKING_GLASS_SLICE_WIDTH / 240 ;
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baseband::set_spectrum(LOOKING_GLASS_SLICE_WIDTH, field_trigger.value());
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receiver_model.set_tuning_frequency(f_center_ini); // tune rx for this slice
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}
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void GlassView::PlotMarker(rf::Frequency pos)
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{
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pos = pos * MHZ_DIV;
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pos -= f_min;
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pos = pos / marker_pixel_step; // Real pixel
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uint8_t shift_y = 0 ;
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if( live_frequency_view > 0 )
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{
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shift_y = 16 ;
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}
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portapack::display.fill_rectangle({0, 100 + shift_y, 240, 8}, Color::black()); // Clear old marker and whole marker rectangle btw
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portapack::display.fill_rectangle({(int)pos - 2, 100 + shift_y, 5, 3}, Color::red()); // Red marker top
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portapack::display.fill_rectangle({(int)pos - 1, 103 + shift_y, 3, 3}, Color::red()); // Red marker middle
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portapack::display.fill_rectangle({(int)pos, 106 + shift_y, 1, 2}, Color::red()); // Red marker bottom
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}
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GlassView::GlassView(
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NavigationView &nav) : nav_(nav)
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{
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baseband::run_image(portapack::spi_flash::image_tag_wideband_spectrum);
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add_children({&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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&button_range,
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&steps_config,
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&scan_type,
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&view_config,
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&level_integration,
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&filter_config,
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&field_rf_amp,
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&range_presets,
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&field_marker,
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&text_marker_pm,
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&field_trigger,
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&button_jump,
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&button_rst,
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&freq_stats});
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load_Presets(); // Load available presets from TXT files (or default)
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field_frequency_min.on_change = [this](int32_t v)
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{
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reset_live_view( true );
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int32_t min_size = steps ;
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if( locked_range )
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min_size = search_span ;
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if( min_size < 2 )
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min_size = 2 ;
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if( v > 7200 - min_size )
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{
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v = 7200 - min_size ;
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field_frequency_min.set_value( v );
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}
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if (v > (field_frequency_max.value() - min_size ) )
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field_frequency_max.set_value( v + min_size );
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if( locked_range )
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field_frequency_max.set_value( v + min_size );
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this->on_range_changed();
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};
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field_frequency_min.set_value(presets_db[0].min); // Defaults to first preset
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field_frequency_min.set_step( steps );
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field_frequency_min.on_select = [this, &nav](NumberField& field) {
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auto new_view = nav_.push<FrequencyKeypadView>(field_frequency_min.value()*1000000);
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new_view->on_changed = [this, &field](rf::Frequency f) {
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int32_t freq = f / 1000000 ;
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int32_t min_size = steps ;
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if( locked_range )
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min_size = search_span ;
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if( min_size < 2 )
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min_size = 2 ;
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if( freq > (7200 - min_size ) )
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freq = 7200 - min_size ;
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field_frequency_min.set_value( freq );
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if( field_frequency_max.value() < ( freq + min_size ) )
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field_frequency_max.set_value( freq + min_size );
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this->on_range_changed();
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};
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};
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field_frequency_max.on_change = [this](int32_t v)
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{
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reset_live_view( true );
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int32_t min_size = steps ;
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if( locked_range )
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min_size = search_span ;
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if( min_size < 2 )
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min_size = 2 ;
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if( v < min_size )
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{
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v = min_size ;
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field_frequency_max.set_value( v );
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}
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if (v < (field_frequency_min.value() + min_size) )
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field_frequency_min.set_value(v - min_size);
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if( locked_range )
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field_frequency_min.set_value( v - min_size );
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this->on_range_changed();
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};
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field_frequency_max.set_value(presets_db[0].max); // Defaults to first preset
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field_frequency_max.set_step( steps );
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field_frequency_max.on_select = [this, &nav](NumberField& field) {
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auto new_view = nav_.push<FrequencyKeypadView>(field_frequency_max.value()*1000000);
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new_view->on_changed = [this, &field](rf::Frequency f) {
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int32_t min_size = steps ;
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if( locked_range )
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min_size = search_span ;
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if( min_size < 2 )
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min_size = 2 ;
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int32_t freq = f / 1000000 ;
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if( freq < min_size )
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freq = min_size ;
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field_frequency_max.set_value( freq );
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if( field_frequency_min.value() > ( freq - min_size) )
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field_frequency_min.set_value( freq - min_size );
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this->on_range_changed();
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};
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};
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field_lna.on_change = [this](int32_t v)
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{
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reset_live_view( true );
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this->on_lna_changed(v);
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};
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field_lna.set_value(receiver_model.lna());
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field_vga.on_change = [this](int32_t v_db)
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{
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reset_live_view( true );
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this->on_vga_changed(v_db);
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};
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field_vga.set_value(receiver_model.vga());
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steps_config.on_change = [this](size_t n, OptionsField::value_t v)
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{
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(void)n;
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field_frequency_min.set_step( v );
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field_frequency_max.set_step( v );
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steps = v ;
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};
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steps_config.set_selected_index(0); //default of 1 Mhz steps
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scan_type.on_change = [this](size_t n, OptionsField::value_t v)
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{
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(void)n;
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fast_scan = v ;
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};
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scan_type.set_selected_index(0); // default legacy fast scan
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view_config.on_change = [this](size_t n, OptionsField::value_t v)
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{
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(void)n;
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// clear between changes
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reset_live_view( true );
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if( v == 0 )
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{
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live_frequency_view = 0 ;
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level_integration.hidden( true );
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freq_stats.hidden( true );
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button_jump.hidden( true );
|
|
button_rst.hidden( true );
|
|
display.scroll_set_area(109, 319); // Restart scroll on the correct coordinates
|
|
}
|
|
else if( v == 1 )
|
|
{
|
|
display.fill_rectangle( { { 0 , 108 } , { 240 , 24 } } , { 0 , 0 , 0 } );
|
|
live_frequency_view = 1 ;
|
|
display.scroll_disable();
|
|
level_integration.hidden( false );
|
|
freq_stats.hidden( false );
|
|
button_jump.hidden( false );
|
|
button_rst.hidden( false );
|
|
}
|
|
else if( v == 2 )
|
|
{
|
|
display.fill_rectangle( { { 0 , 108 } , { 240 , 24 } } , { 0 , 0 , 0 } );
|
|
live_frequency_view = 2 ;
|
|
display.scroll_disable();
|
|
level_integration.hidden( false );
|
|
freq_stats.hidden( false );
|
|
button_jump.hidden( false );
|
|
button_rst.hidden( false );
|
|
}
|
|
set_dirty();
|
|
};
|
|
view_config.set_selected_index(0); //default spectrum
|
|
|
|
level_integration.on_change = [this](size_t n, OptionsField::value_t v)
|
|
{
|
|
(void)n;
|
|
reset_live_view( true );
|
|
live_frequency_integrate = v ;
|
|
};
|
|
level_integration.set_selected_index(3); //default integration of ( 3 * old value + new_value ) / 4
|
|
|
|
filter_config.on_change = [this](size_t n, OptionsField::value_t v) {
|
|
(void)n;
|
|
reset_live_view( true );
|
|
min_color_power = v;
|
|
};
|
|
filter_config.set_selected_index(0);
|
|
|
|
range_presets.on_change = [this](size_t n, OptionsField::value_t v)
|
|
{
|
|
(void)n;
|
|
field_frequency_min.set_value(presets_db[v].min, false);
|
|
field_frequency_max.set_value(presets_db[v].max, false);
|
|
this->on_range_changed();
|
|
};
|
|
|
|
field_marker.on_change = [this](int32_t v)
|
|
{
|
|
PlotMarker(v); // Refresh marker on screen
|
|
};
|
|
|
|
field_marker.on_select = [this](NumberField &)
|
|
{
|
|
f_center = field_marker.value();
|
|
f_center = f_center * MHZ_DIV;
|
|
receiver_model.set_tuning_frequency(f_center); // Center tune rx in marker freq.
|
|
receiver_model.set_frequency_step(MHZ_DIV); // Preset a 1 MHz frequency step into RX -> AUDIO
|
|
nav_.pop();
|
|
nav_.push<AnalogAudioView>(); // Jump into audio view
|
|
};
|
|
|
|
field_trigger.on_change = [this](int32_t v)
|
|
{
|
|
baseband::set_spectrum(LOOKING_GLASS_SLICE_WIDTH, v);
|
|
};
|
|
field_trigger.set_value(32); // Defaults to 32, as normal triggering resolution
|
|
|
|
button_range.on_select = [this](Button&) {
|
|
if( locked_range )
|
|
{
|
|
locked_range = false ;
|
|
button_range.set_style(&style_white);
|
|
button_range.set_text(" "+to_string_dec_uint(search_span)+" ");
|
|
}
|
|
else
|
|
{
|
|
locked_range = true ;
|
|
button_range.set_style(&style_red);
|
|
button_range.set_text(">"+to_string_dec_uint(search_span)+"<");
|
|
}
|
|
};
|
|
|
|
button_jump.on_select = [this](Button&) {
|
|
receiver_model.set_tuning_frequency(max_freq_hold); // Center tune rx in marker freq.
|
|
receiver_model.set_frequency_step(MHZ_DIV); // Preset a 1 MHz frequency step into RX -> AUDIO
|
|
nav_.pop();
|
|
nav_.push<AnalogAudioView>(); // Jump into audio view
|
|
};
|
|
|
|
button_rst.on_select = [this](Button&) {
|
|
reset_live_view( true );
|
|
};
|
|
|
|
display.scroll_set_area(109, 319);
|
|
baseband::set_spectrum(LOOKING_GLASS_SLICE_WIDTH, field_trigger.value()); // trigger:
|
|
// Discord User jteich: WidebandSpectrum::on_message to set the trigger value. In WidebandSpectrum::execute ,
|
|
// it keeps adding the output of the fft to the buffer until "trigger" number of calls are made,
|
|
// at which time it pushes the buffer up with channel_spectrum.feed
|
|
|
|
on_range_changed();
|
|
|
|
receiver_model.set_modulation(ReceiverModel::Mode::SpectrumAnalysis);
|
|
receiver_model.set_sampling_rate(LOOKING_GLASS_SLICE_WIDTH); // 20mhz
|
|
receiver_model.set_baseband_bandwidth(LOOKING_GLASS_SLICE_WIDTH); // possible values: 1.75/2.5/3.5/5/5.5/6/7/8/9/10/12/14/15/20/24/28MHz
|
|
receiver_model.set_squelch_level(0);
|
|
receiver_model.enable();
|
|
}
|
|
|
|
void GlassView::load_Presets()
|
|
{
|
|
File presets_file; // LOAD /WHIPCALC/ANTENNAS.TXT from microSD
|
|
auto result = presets_file.open("LOOKINGGLASS/PRESETS.TXT");
|
|
presets_db.clear(); // Start with fresh db
|
|
if (result.is_valid())
|
|
{
|
|
presets_Default(); // There is no txt, store a default range
|
|
}
|
|
else
|
|
{
|
|
std::string line; // There is a txt file
|
|
char one_char[1]; // Read it char by char
|
|
for (size_t pointer = 0; pointer < presets_file.size(); pointer++)
|
|
{
|
|
presets_file.seek(pointer);
|
|
presets_file.read(one_char, 1);
|
|
if ((int)one_char[0] > 31)
|
|
{ // ascii space upwards
|
|
line += one_char[0]; // Add it to the textline
|
|
}
|
|
else if (one_char[0] == '\n')
|
|
{ // New Line
|
|
txtline_process(line); // make sense of this textline
|
|
line.clear(); // Ready for next textline
|
|
}
|
|
}
|
|
if (line.length() > 0)
|
|
txtline_process(line); // Last line had no newline at end ?
|
|
if (!presets_db.size())
|
|
presets_Default(); // no antenna on txt, use default
|
|
}
|
|
populate_Presets();
|
|
}
|
|
|
|
void GlassView::txtline_process(std::string &line)
|
|
{
|
|
if (line.find("#") != std::string::npos)
|
|
return; // Line is just a comment
|
|
|
|
size_t comma = line.find(","); // Get first comma position
|
|
if (comma == std::string::npos)
|
|
return; // No comma at all
|
|
|
|
size_t previous = 0;
|
|
preset_entry new_preset;
|
|
|
|
new_preset.min = std::stoi(line.substr(0, comma));
|
|
if (!new_preset.min)
|
|
return; // No frequency!
|
|
|
|
previous = comma + 1;
|
|
comma = line.find(",", previous); // Search for next delimiter
|
|
if (comma == std::string::npos)
|
|
return; // No comma at all
|
|
|
|
new_preset.max = std::stoi(line.substr(previous, comma - previous));
|
|
if (!new_preset.max)
|
|
return; // No frequency!
|
|
|
|
new_preset.label = line.substr(comma + 1);
|
|
if (new_preset.label.size() == 0)
|
|
return; // No label ?
|
|
|
|
presets_db.push_back(new_preset); // Add this preset.
|
|
}
|
|
|
|
void GlassView::populate_Presets()
|
|
{
|
|
using option_t = std::pair<std::string, int32_t>;
|
|
using options_t = std::vector<option_t>;
|
|
options_t entries;
|
|
|
|
for (preset_entry preset : presets_db)
|
|
{ // go thru all available presets
|
|
entries.emplace_back(preset.label, entries.size());
|
|
}
|
|
range_presets.set_options(entries);
|
|
}
|
|
|
|
void GlassView::presets_Default()
|
|
{
|
|
presets_db.clear();
|
|
presets_db.push_back({2320, 2560, "DEFAULT WIFI 2.4GHz"});
|
|
}
|
|
|
|
}
|