58 lines
2.0 KiB
C++
58 lines
2.0 KiB
C++
/*
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* Copyright (C) OpenTX
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*
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* Based on code named
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* th9x - http://code.google.com/p/th9x
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* er9x - http://code.google.com/p/er9x
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* gruvin9x - http://code.google.com/p/gruvin9x
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*
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* License GPLv2: http://www.gnu.org/licenses/gpl-2.0.html
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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 version 2 as
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* published by the Free Software Foundation.
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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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#include "opentx.h"
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void menuRadioSpectrum(event_t event)
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{
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SIMPLE_MENU("SPECTRUM ANALYSER", menuTabGeneral, MENU_RADIO_SPECTRUM, 1);
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if (menuEvent) {
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moduleSettings[INTERNAL_MODULE].mode = MODULE_MODE_NORMAL;
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}
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else if (event == EVT_ENTRY) {
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memclear(reusableBuffer.spectrum.bars, sizeof(reusableBuffer.spectrum.bars));
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moduleSettings[INTERNAL_MODULE].mode = MODULE_MODE_SPECTRUM_ANALYSER;
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}
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uint8_t peak_y = 1;
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uint8_t peak_x = 0;
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for (uint8_t i=0; i<LCD_W; i++) {
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uint8_t h = min<uint8_t >(reusableBuffer.spectrum.bars[i] >> 1, 128);
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if (h > peak_y) {
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peak_x = i;
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peak_y = h;
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}
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lcdDrawSolidVerticalLine(i, LCD_H - h, h);
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}
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lcdDrawText(1, 10, "F:", 0);
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lcdDrawNumber(lcdLastRightPos + 2, 10, reusableBuffer.spectrum.fq/10000000,PREC2);
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lcdDrawText(lcdLastRightPos + 2, 10, "GHz", 0);
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lcdDrawText(1, 10+FH, "S:", 0);
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lcdDrawNumber(lcdLastRightPos + 2, 10+FH, reusableBuffer.spectrum.span/1000000, 0);
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lcdDrawText(lcdLastRightPos + 2, 10+FH, "MHz", 0);
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int8_t y = max<int8_t>(FH, LCD_H - peak_y - FH);
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lcdDrawNumber(min<uint8_t>(100, peak_x), y, ((reusableBuffer.spectrum.fq - reusableBuffer.spectrum.span / 2) + peak_x * (reusableBuffer.spectrum.span / 128)) / 1000000, TINSIZE);
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lcdDrawText(lcdLastRightPos, y, "M", TINSIZE);
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}
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