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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/>.
- *
- */
- #ifdef __PLAT_LINUX__
-
- #include "Clock.h"
- #include <stdio.h>
- #include "../../../inc/MarlinConfig.h"
-
- #include "Heater.h"
-
- Heater::Heater(pin_t heater, pin_t adc) {
- heater_state = 0;
- room_temp_raw = 150;
- last = Clock::micros();
- heater_pin = heater;
- adc_pin = adc;
- heat = 0.0;
- }
-
- Heater::~Heater() {
- }
-
- void Heater::update() {
- // crude pwm read and cruder heat simulation
- auto now = Clock::micros();
- double delta = (now - last);
- if (delta > 1000 ) {
- heater_state = pwmcap.update(0xFFFF * Gpio::pin_map[heater_pin].value);
- last = now;
- heat += (heater_state - heat) * (delta / 1000000000.0);
-
- NOLESS(heat, room_temp_raw);
- Gpio::pin_map[analogInputToDigitalPin(adc_pin)].value = 0xFFFF - (uint16_t)heat;
- }
- }
-
- void Heater::interrupt(GpioEvent ev) {
- // unused
- }
-
- #endif // __PLAT_LINUX__
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