88 lines
2.3 KiB
C++
88 lines
2.3 KiB
C++
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/*
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Copyright (c):
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Philipp Matthias Schäfer (philipp.matthias.schaefer@posteo.de), 2020
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This file is part of the KrautStatus' Arduino code.
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The Clean CommonMark library is free software: you can redistribute it and/or
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modify it under the terms of the GNU Affero General Public License as published
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by the Free Software Foundation, either version 3 of the License, or (at your
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option) any later version.
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The Clean CommonMark library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License
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for more details.
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You should have received a copy of the GNU Affero General Public License along
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with the Clean CommonMark library. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include <ArduinoGraphics.h>
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#include <Arduino_MKRRGB.h>
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#include <uTimerLib.h>
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#include "matrix.h"
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const uint32_t RED = COLOR(255, 0, 0);
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const uint32_t YELLOW = COLOR(255, 255, 0);
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const unsigned long int SCAN_UPDATE_FREQUENCY = 25;
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void matrix_setup() {
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MATRIX.begin();
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}
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void matrix_show_failure() {
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MATRIX.stroke(RED);
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MATRIX.beginDraw();
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MATRIX.clear();
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MATRIX.line(0, 0, MATRIX.width() - 1, MATRIX.height() - 1);
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MATRIX.line(0, MATRIX.height() - 1, MATRIX.width() - 1, 0);
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MATRIX.endDraw();
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}
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uint8_t scan_timer = 0;
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void matrix_paint_scan() {
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// We paint a vertical line that oscillates between the left and right border
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// of the matrix. Going back and forth one pixel at a time gives us as period
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// of
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// 2 * width - 2
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// because we do not want to remain at the borders for one tick.
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scan_timer += 1;
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scan_timer %= 2 * MATRIX.width() - 2;
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uint8_t position = scan_timer;
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if(position >= MATRIX.width())
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position = 2 * MATRIX.width() - position - 2;
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MATRIX.beginDraw();
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MATRIX.clear();
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MATRIX.line(position, 0, position, 6);
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MATRIX.endDraw();
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}
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bool matrix_show_scan_and_run(bool(*thunk)()) {
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MATRIX.stroke(YELLOW);
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TimerLib.setInterval_us(matrix_paint_scan, 1000000 / SCAN_UPDATE_FREQUENCY);
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bool result = thunk();
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TimerLib.clearTimer();
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MATRIX.beginDraw();
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MATRIX.clear();
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MATRIX.endDraw();
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return result;
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}
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void matrix_fill(uint32_t color) {
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MATRIX.fill(color);
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MATRIX.beginDraw();
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MATRIX.clear();
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MATRIX.endDraw();
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}
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