mirror of
https://github.com/portapack-mayhem/mayhem-firmware.git
synced 2024-12-14 12:08:40 +00:00
3e1d726064
Added a nicer MARKER (thanks to XSX(H1) contributor for the suggestion) Fixed a bug that made the screen scroll from top, when using a popup "window" and returning (like, when pressing the DC VOLTAGE enable / disable" button on top bar) THanks to GregoryFenton for the testing and bug spotting!
230 lines
8.0 KiB
C++
230 lines
8.0 KiB
C++
/*
|
|
* Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
|
|
* Copyright (C) 2020 euquiq
|
|
*
|
|
* This file is part of PortaPack.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2, or (at your option)
|
|
* any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; see the file COPYING. If not, write to
|
|
* the Free Software Foundation, Inc., 51 Franklin Street,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#include "ui_looking_glass_app.hpp"
|
|
|
|
|
|
using namespace portapack;
|
|
|
|
namespace ui
|
|
{
|
|
|
|
void GlassView::focus() {
|
|
field_marker.focus();
|
|
}
|
|
|
|
GlassView::~GlassView() {
|
|
receiver_model.set_sampling_rate(3072000); // Just a hack to avoid hanging other apps
|
|
receiver_model.disable();
|
|
baseband::shutdown();
|
|
}
|
|
|
|
void GlassView::on_lna_changed(int32_t v_db) {
|
|
receiver_model.set_lna(v_db);
|
|
}
|
|
|
|
void GlassView::on_vga_changed(int32_t v_db) {
|
|
receiver_model.set_vga(v_db);
|
|
}
|
|
|
|
void GlassView::add_spectrum_pixel(Color color)
|
|
{
|
|
spectrum_row[pixel_index++] = color;
|
|
if (pixel_index == 240) //got an entire waterfall line
|
|
{
|
|
const auto draw_y = display.scroll(1); //Scroll 1 pixel down
|
|
display.draw_pixels( {{0, draw_y}, {240, 1}}, spectrum_row); //new line at top
|
|
pixel_index = 0; //Start New cascade line
|
|
}
|
|
}
|
|
|
|
//Apparently, the spectrum object returns an array of 256 bins
|
|
//Each having the radio signal power for it's corresponding frequency slot
|
|
void GlassView::on_channel_spectrum(const ChannelSpectrum &spectrum)
|
|
{
|
|
uint8_t max_power = 0;
|
|
baseband::spectrum_streaming_stop();
|
|
|
|
// Convert bins of this spectrum slice into a representative max_power and when enough, into pixels
|
|
for (uint16_t bin = 0; bin < 256; bin++) //Spectrum.db has 256 bins
|
|
{ // Center 12 bins are ignored (DC spike is blanked) Leftmost and rightmost 2 bins are ignored
|
|
if (bin > 1 && bin < 122) //> 1
|
|
{
|
|
if (spectrum.db[128 + bin] > max_power)
|
|
max_power = spectrum.db[128 + bin];
|
|
}
|
|
else if (bin > 133 && bin < 254) // < 254
|
|
{
|
|
if (spectrum.db[bin - 128] > max_power)
|
|
max_power = spectrum.db[bin - 128];
|
|
}
|
|
|
|
bins_Hz_size += each_bin_size; //add this bin Hz count into the "pixel fulfilled bag of Hz"
|
|
|
|
if (bins_Hz_size >= marker_pixel_step) //new pixel fullfilled
|
|
{
|
|
if (min_color_power < max_power)
|
|
add_spectrum_pixel(spectrum_rgb3_lut[max_power]); //Pixel will represent max_power
|
|
else
|
|
add_spectrum_pixel(0); //Filtered out, show black
|
|
|
|
max_power = 0;
|
|
bins_Hz_size = 0;
|
|
if (!pixel_index) //a waterfall line has been completed
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (pixel_index)
|
|
f_center += SEARCH_SLICE_WIDTH; //Move into the next bandwidth slice
|
|
else
|
|
f_center = f_center_ini; //Start a new sweep
|
|
|
|
receiver_model.set_tuning_frequency(f_center); //tune rx for this slice
|
|
baseband::spectrum_streaming_start(); //Do the RX
|
|
}
|
|
|
|
void GlassView::on_hide()
|
|
{
|
|
baseband::spectrum_streaming_stop();
|
|
display.scroll_disable();
|
|
}
|
|
|
|
void GlassView::on_show()
|
|
{
|
|
display.scroll_set_area( 88, 319); //Restart scrolling on the correct coordinates
|
|
baseband::spectrum_streaming_start();
|
|
}
|
|
|
|
void GlassView::on_range_changed()
|
|
{
|
|
f_min = field_frequency_min.value();
|
|
f_max = field_frequency_max.value();
|
|
search_span = f_max - f_min;
|
|
|
|
field_marker.set_range(f_min, f_max); //Move the marker between range
|
|
field_marker.set_value(f_min + (search_span / 2)); //Put MARKER AT MIDDLE RANGE
|
|
text_range.set(to_string_dec_uint(search_span));
|
|
|
|
f_min = (f_min)*MHZ_DIV; //Transpose into full frequency realm
|
|
f_max = (f_max)*MHZ_DIV;
|
|
search_span = search_span * MHZ_DIV;
|
|
|
|
marker_pixel_step = search_span / 240; //Each pixel value in Hz
|
|
text_marker_pm.set(to_string_dec_uint((marker_pixel_step / X2_MHZ_DIV) + 1)); // Give idea of +/- marker precision
|
|
field_marker.set_step(marker_pixel_step / MHZ_DIV); //step needs to be a pixel wide.
|
|
f_center_ini = f_min + (SEARCH_SLICE_WIDTH / 2); //Initial center frequency for sweep
|
|
f_center_ini += SEARCH_SLICE_WIDTH; //euquiq: Why do I need to move the center ???!!! (shift needed for marker accuracy)
|
|
|
|
PlotMarker(field_marker.value()); //Refresh marker on screen
|
|
|
|
f_center = f_center_ini; //Reset sweep into first slice
|
|
pixel_index = 0; //reset pixel counter
|
|
bins_Hz_size = 0; //reset amount of Hz filled up by pixels
|
|
receiver_model.set_tuning_frequency(f_center_ini); //tune rx for this slice
|
|
}
|
|
|
|
void GlassView::PlotMarker(double pos)
|
|
{
|
|
pos = pos * MHZ_DIV;
|
|
pos -= f_min;
|
|
pos = pos / marker_pixel_step; //Real pixel
|
|
|
|
portapack::display.fill_rectangle({0, 82, 240, 8}, Color::black()); //Clear old marker and whole marker rectangle btw
|
|
portapack::display.fill_rectangle({pos - 2, 82, 5, 3}, Color::red()); //Red marker middle
|
|
portapack::display.fill_rectangle({pos - 1, 84, 3, 3}, Color::red()); //Red marker middle
|
|
portapack::display.fill_rectangle({pos, 86, 1, 2}, Color::red()); //Red marker middle
|
|
}
|
|
|
|
GlassView::GlassView(
|
|
NavigationView &nav) : nav_(nav)
|
|
{
|
|
baseband::run_image(portapack::spi_flash::image_tag_wideband_spectrum);
|
|
|
|
add_children({&labels,
|
|
&field_frequency_min,
|
|
&field_frequency_max,
|
|
&field_lna,
|
|
&field_vga,
|
|
&text_range,
|
|
&filter_config,
|
|
&field_rf_amp,
|
|
&field_marker,
|
|
&text_marker_pm
|
|
});
|
|
|
|
field_frequency_min.set_value(2400);
|
|
field_frequency_min.on_change = [this](int32_t v) {
|
|
if (v >= field_frequency_max.value())
|
|
field_frequency_max.set_value(v + 240);
|
|
this->on_range_changed();
|
|
};
|
|
|
|
field_frequency_max.set_value(2640);
|
|
field_frequency_max.on_change = [this](int32_t v) {
|
|
if (v <= field_frequency_min.value())
|
|
field_frequency_min.set_value(v - 240);
|
|
this->on_range_changed();
|
|
};
|
|
|
|
field_lna.set_value(receiver_model.lna());
|
|
field_lna.on_change = [this](int32_t v) {
|
|
this->on_lna_changed(v);
|
|
};
|
|
|
|
field_vga.set_value(receiver_model.vga());
|
|
field_vga.on_change = [this](int32_t v_db) {
|
|
this->on_vga_changed(v_db);
|
|
};
|
|
|
|
filter_config.set_selected_index(0);
|
|
filter_config.on_change = [this](size_t n, OptionsField::value_t v) {
|
|
min_color_power = v;
|
|
};
|
|
|
|
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
|
|
};
|
|
|
|
display.scroll_set_area( 88, 319);
|
|
baseband::set_spectrum(SEARCH_SLICE_WIDTH, 16); // Trigger was 31. Need to understand this parameter.
|
|
|
|
on_range_changed();
|
|
|
|
receiver_model.set_modulation(ReceiverModel::Mode::SpectrumAnalysis);
|
|
receiver_model.set_sampling_rate(SEARCH_SLICE_WIDTH); //20mhz
|
|
receiver_model.set_baseband_bandwidth(SEARCH_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();
|
|
}
|
|
|
|
}
|