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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(PHOTO_GCODE)
#include "../../gcode.h"
#include "../../../module/motion.h" // for active_extruder and current_position
#if PIN_EXISTS(CHDK)
millis_t chdk_timeout; // = 0
#endif
#if defined(PHOTO_POSITION) && PHOTO_DELAY_MS > 0
#include "../../../MarlinCore.h" // for idle()
#endif
#ifdef PHOTO_RETRACT_MM
#define _PHOTO_RETRACT_MM (PHOTO_RETRACT_MM + 0)
#include "../../../module/planner.h"
#include "../../../module/temperature.h"
#if ENABLED(ADVANCED_PAUSE_FEATURE)
#include "../../../feature/pause.h"
#endif
#ifdef PHOTO_RETRACT_MM
inline void e_move_m240(const float length, const feedRate_t &fr_mm_s) {
if (length && thermalManager.hotEnoughToExtrude(active_extruder))
unscaled_e_move(length, fr_mm_s);
}
#endif
#endif
#if PIN_EXISTS(PHOTOGRAPH)
FORCE_INLINE void set_photo_pin(const uint8_t state) {
constexpr uint32_t pulse_length = (
#ifdef PHOTO_PULSES_US
PHOTO_PULSE_DELAY_US
#else
15 // 15.24 from _delay_ms(0.01524)
#endif
);
WRITE(PHOTOGRAPH_PIN, state);
delayMicroseconds(pulse_length);
}
FORCE_INLINE void tweak_photo_pin() { set_photo_pin(HIGH); set_photo_pin(LOW); }
#ifdef PHOTO_PULSES_US
inline void pulse_photo_pin(const uint32_t duration, const uint8_t state) {
if (state) {
for (const uint32_t stop = micros() + duration; micros() < stop;)
tweak_photo_pin();
}
else
delayMicroseconds(duration);
}
inline void spin_photo_pin() {
static constexpr uint32_t sequence[] = PHOTO_PULSES_US;
LOOP_L_N(i, COUNT(sequence))
pulse_photo_pin(sequence[i], !(i & 1));
}
#else
constexpr uint8_t NUM_PULSES = 16;
inline void spin_photo_pin() { for (uint8_t i = NUM_PULSES; i--;) tweak_photo_pin(); }
#endif
#endif
/**
* M240: Trigger a camera by...
*
* - CHDK : Emulate a Canon RC-1 with a configurable ON duration.
* https://captain-slow.dk/2014/03/09/3d-printing-timelapses/
* - PHOTOGRAPH_PIN : Pulse a digital pin 16 times.
* See https://www.doc-diy.net/photo/rc-1_hacked/
* - PHOTO_SWITCH_POSITION : Bump a physical switch with the X-carriage using a
* configured position, delay, and retract length.
*
* PHOTO_POSITION parameters:
* A - X offset to the return position
* B - Y offset to the return position
* F - Override the XY movement feedrate
* R - Retract/recover length (current units)
* S - Retract/recover feedrate (mm/m)
* X - Move to X before triggering the shutter
* Y - Move to Y before triggering the shutter
* Z - Raise Z by a distance before triggering the shutter
*
* PHOTO_SWITCH_POSITION parameters:
* D - Duration (ms) to hold down switch (Requires PHOTO_SWITCH_MS)
* P - Delay (ms) after triggering the shutter (Requires PHOTO_SWITCH_MS)
* I - Switch trigger position override X
* J - Switch trigger position override Y
*/
void GcodeSuite::M240() {
#ifdef PHOTO_POSITION
if (homing_needed_error()) return;
const xyz_pos_t old_pos = {
current_position.x + parser.linearval('A'),
current_position.y + parser.linearval('B'),
current_position.z
};
#ifdef PHOTO_RETRACT_MM
const float rval = parser.seenval('R') ? parser.value_linear_units() : _PHOTO_RETRACT_MM;
feedRate_t sval = (
#if ENABLED(ADVANCED_PAUSE_FEATURE)
PAUSE_PARK_RETRACT_FEEDRATE
#elif ENABLED(FWRETRACT)
RETRACT_FEEDRATE
#else
45
#endif
);
if (parser.seenval('S')) sval = parser.value_feedrate();
e_move_m240(-rval, sval);
#endif
feedRate_t fr_mm_s = MMM_TO_MMS(parser.linearval('F'));
if (fr_mm_s) NOLESS(fr_mm_s, 10.0f);
constexpr xyz_pos_t photo_position = PHOTO_POSITION;
xyz_pos_t raw = {
parser.seenval('X') ? RAW_X_POSITION(parser.value_linear_units()) : photo_position.x,
parser.seenval('Y') ? RAW_Y_POSITION(parser.value_linear_units()) : photo_position.y,
(parser.seenval('Z') ? parser.value_linear_units() : photo_position.z) + current_position.z
};
apply_motion_limits(raw);
do_blocking_move_to(raw, fr_mm_s);
#ifdef PHOTO_SWITCH_POSITION
constexpr xy_pos_t photo_switch_position = PHOTO_SWITCH_POSITION;
const xy_pos_t sraw = {
parser.seenval('I') ? RAW_X_POSITION(parser.value_linear_units()) : photo_switch_position.x,
parser.seenval('J') ? RAW_Y_POSITION(parser.value_linear_units()) : photo_switch_position.y
};
do_blocking_move_to_xy(sraw, get_homing_bump_feedrate(X_AXIS));
#if PHOTO_SWITCH_MS > 0
safe_delay(parser.intval('D', PHOTO_SWITCH_MS));
#endif
do_blocking_move_to(raw);
#endif
#endif
#if PIN_EXISTS(CHDK)
OUT_WRITE(CHDK_PIN, HIGH);
chdk_timeout = millis() + parser.intval('D', PHOTO_SWITCH_MS);
#elif HAS_PHOTOGRAPH
spin_photo_pin();
delay(7.33);
spin_photo_pin();
#endif
#ifdef PHOTO_POSITION
#if PHOTO_DELAY_MS > 0
const millis_t timeout = millis() + parser.intval('P', PHOTO_DELAY_MS);
while (PENDING(millis(), timeout)) idle();
#endif
do_blocking_move_to(old_pos, fr_mm_s);
#ifdef PHOTO_RETRACT_MM
e_move_m240(rval, sval);
#endif
#endif
}
#endif // PHOTO_GCODE
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