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/**
* Marlin 3D Printer Firmware
* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* Based on Sprinter and grbl.
* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
*
* 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 3 of the License, 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. If not, see <https://www.gnu.org/licenses/>.
*
*/
#include "../inc/MarlinConfig.h"
#if ENABLED(FILAMENT_WIDTH_SENSOR)
#include "filwidth.h"
FilamentWidthSensor filwidth;
bool FilamentWidthSensor::enabled; // = false; // (M405-M406) Filament Width Sensor ON/OFF.
uint32_t FilamentWidthSensor::accum; // = 0 // ADC accumulator
uint16_t FilamentWidthSensor::raw; // = 0 // Measured filament diameter - one extruder only
float FilamentWidthSensor::nominal_mm = DEFAULT_NOMINAL_FILAMENT_DIA, // (M104) Nominal filament width
FilamentWidthSensor::measured_mm = DEFAULT_MEASURED_FILAMENT_DIA, // Measured filament diameter
FilamentWidthSensor::e_count = 0,
FilamentWidthSensor::delay_dist = 0;
uint8_t FilamentWidthSensor::meas_delay_cm = MEASUREMENT_DELAY_CM; // Distance delay setting
int8_t FilamentWidthSensor::ratios[MAX_MEASUREMENT_DELAY + 1], // Ring buffer to delay measurement. (Extruder factor minus 100)
FilamentWidthSensor::index_r, // Indexes into ring buffer
FilamentWidthSensor::index_w;
void FilamentWidthSensor::init() {
const int8_t ratio = sample_to_size_ratio();
LOOP_L_N(i, COUNT(ratios)) ratios[i] = ratio;
index_r = index_w = 0;
}
#endif // FILAMENT_WIDTH_SENSOR
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