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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(ADVANCED_PAUSE_FEATURE)
#include "../../gcode.h"
#include "../../../feature/pause.h"
#include "../../../module/motion.h"
#include "../../../module/printcounter.h"
#include "../../../lcd/marlinui.h"
#if HAS_MULTI_EXTRUDER
#include "../../../module/tool_change.h"
#endif
#if ENABLED(MMU2_MENUS)
#include "../../../lcd/menu/menu_mmu2.h"
#endif
#if ENABLED(MIXING_EXTRUDER)
#include "../../../feature/mixing.h"
#endif
#if HAS_FILAMENT_SENSOR
#include "../../../feature/runout.h"
#endif
/**
* M600: Pause for filament change
*
* E[distance] - Retract the filament this far
* Z[distance] - Move the Z axis by this distance
* X[position] - Move to this X position, with Y
* Y[position] - Move to this Y position, with X
* U[distance] - Retract distance for removal (manual reload)
* L[distance] - Extrude distance for insertion (manual reload)
* B[count] - Number of times to beep, -1 for indefinite (if equipped with a buzzer)
* T[toolhead] - Select extruder for filament change
* R[temp] - Resume temperature (in current units)
*
* Default values are used for omitted arguments.
*/
void GcodeSuite::M600() {
#if ENABLED(MIXING_EXTRUDER)
const int8_t target_e_stepper = get_target_e_stepper_from_command();
if (target_e_stepper < 0) return;
const uint8_t old_mixing_tool = mixer.get_current_vtool();
mixer.T(MIXER_DIRECT_SET_TOOL);
MIXER_STEPPER_LOOP(i) mixer.set_collector(i, i == uint8_t(target_e_stepper) ? 1.0 : 0.0);
mixer.normalize();
const int8_t target_extruder = active_extruder;
#else
const int8_t target_extruder = get_target_extruder_from_command();
if (target_extruder < 0) return;
#endif
#if ENABLED(DUAL_X_CARRIAGE)
int8_t DXC_ext = target_extruder;
if (!parser.seen('T')) { // If no tool index is specified, M600 was (probably) sent in response to filament runout.
// In this case, for duplicating modes set DXC_ext to the extruder that ran out.
#if HAS_FILAMENT_SENSOR && NUM_RUNOUT_SENSORS > 1
if (idex_is_duplicating())
DXC_ext = (READ(FIL_RUNOUT2_PIN) == FIL_RUNOUT2_STATE) ? 1 : 0;
#else
DXC_ext = active_extruder;
#endif
}
#endif
// Show initial "wait for start" message
#if DISABLED(MMU2_MENUS)
ui.pause_show_message(PAUSE_MESSAGE_CHANGING, PAUSE_MODE_PAUSE_PRINT, target_extruder);
#endif
#if ENABLED(HOME_BEFORE_FILAMENT_CHANGE)
// If needed, home before parking for filament change
if (!all_axes_trusted()) home_all_axes(true);
#endif
#if HAS_MULTI_EXTRUDER
// Change toolhead if specified
const uint8_t active_extruder_before_filament_change = active_extruder;
if (active_extruder != target_extruder && TERN1(DUAL_X_CARRIAGE, !idex_is_duplicating()))
tool_change(target_extruder, false);
#endif
// Initial retract before move to filament change position
const float retract = -ABS(parser.seen('E') ? parser.value_axis_units(E_AXIS) : (PAUSE_PARK_RETRACT_LENGTH));
xyz_pos_t park_point NOZZLE_PARK_POINT;
// Lift Z axis
if (parser.seenval('Z')) park_point.z = parser.linearval('Z');
// Move XY axes to filament change position or given position
if (parser.seenval('X')) park_point.x = parser.linearval('X');
if (parser.seenval('Y')) park_point.y = parser.linearval('Y');
#if HAS_HOTEND_OFFSET && NONE(DUAL_X_CARRIAGE, DELTA)
park_point += hotend_offset[active_extruder];
#endif
#if ENABLED(MMU2_MENUS)
// For MMU2 reset retract and load/unload values so they don't mess with MMU filament handling
constexpr float unload_length = 0.5f,
slow_load_length = 0.0f,
fast_load_length = 0.0f;
#else
// Unload filament
const float unload_length = -ABS(parser.seen('U') ? parser.value_axis_units(E_AXIS)
: fc_settings[active_extruder].unload_length);
// Slow load filament
constexpr float slow_load_length = FILAMENT_CHANGE_SLOW_LOAD_LENGTH;
// Fast load filament
const float fast_load_length = ABS(parser.seen('L') ? parser.value_axis_units(E_AXIS)
: fc_settings[active_extruder].load_length);
#endif
const int beep_count = parser.intval('B', -1
#ifdef FILAMENT_CHANGE_ALERT_BEEPS
+ 1 + FILAMENT_CHANGE_ALERT_BEEPS
#endif
);
if (pause_print(retract, park_point, unload_length, true DXC_PASS)) {
#if ENABLED(MMU2_MENUS)
mmu2_M600();
resume_print(slow_load_length, fast_load_length, 0, beep_count DXC_PASS);
#else
wait_for_confirmation(true, beep_count DXC_PASS);
resume_print(slow_load_length, fast_load_length, ADVANCED_PAUSE_PURGE_LENGTH,
beep_count, (parser.seenval('R') ? parser.value_celsius() : 0) DXC_PASS);
#endif
}
#if HAS_MULTI_EXTRUDER
// Restore toolhead if it was changed
if (active_extruder_before_filament_change != active_extruder)
tool_change(active_extruder_before_filament_change, false);
#endif
TERN_(MIXING_EXTRUDER, mixer.T(old_mixing_tool)); // Restore original mixing tool
}
#endif // ADVANCED_PAUSE_FEATURE
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