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240 lines
7.8 KiB
240 lines
7.8 KiB
/**
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* Marlin 3D Printer Firmware
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* Copyright (c) 2020 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
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*
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* Based on Sprinter and grbl.
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* Copyright (c) 2011 Camiel Gubbels / Erik van der Zalm
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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#include "../../../inc/MarlinConfigPre.h"
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#if ENABLED(FILAMENT_LOAD_UNLOAD_GCODES)
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#include "../../gcode.h"
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#include "../../../MarlinCore.h"
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#include "../../../module/motion.h"
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#include "../../../module/temperature.h"
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#include "../../../feature/pause.h"
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#include "../../../lcd/marlinui.h"
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#if HAS_MULTI_EXTRUDER
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#include "../../../module/tool_change.h"
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#endif
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#if HAS_PRUSA_MMU2
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#include "../../../feature/mmu/mmu2.h"
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#endif
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#if ENABLED(MIXING_EXTRUDER)
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#include "../../../feature/mixing.h"
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#endif
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/**
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* M701: Load filament
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*
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* T<extruder> - Extruder number. Required for mixing extruder.
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* For non-mixing, current extruder if omitted.
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* Z<distance> - Move the Z axis by this distance
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* L<distance> - Extrude distance for insertion (positive value) (manual reload)
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*
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* Default values are used for omitted arguments.
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*/
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void GcodeSuite::M701() {
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xyz_pos_t park_point = NOZZLE_PARK_POINT;
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// Don't raise Z if the machine isn't homed
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if (TERN0(NO_MOTION_BEFORE_HOMING, axes_should_home())) park_point.z = 0;
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#if ENABLED(MIXING_EXTRUDER)
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const int8_t eindex = get_target_e_stepper_from_command();
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if (eindex < 0) return;
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const uint8_t old_mixing_tool = mixer.get_current_vtool();
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mixer.T(MIXER_DIRECT_SET_TOOL);
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MIXER_STEPPER_LOOP(i) mixer.set_collector(i, i == uint8_t(eindex) ? 1.0 : 0.0);
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mixer.normalize();
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const int8_t target_extruder = active_extruder;
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#else
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const int8_t target_extruder = get_target_extruder_from_command();
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if (target_extruder < 0) return;
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#endif
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// Z axis lift
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if (parser.seenval('Z')) park_point.z = parser.linearval('Z');
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// Show initial "wait for load" message
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ui.pause_show_message(PAUSE_MESSAGE_LOAD, PAUSE_MODE_LOAD_FILAMENT, target_extruder);
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#if HAS_MULTI_EXTRUDER && (HAS_PRUSA_MMU1 || !HAS_MMU)
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// Change toolhead if specified
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uint8_t active_extruder_before_filament_change = active_extruder;
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if (active_extruder != target_extruder)
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tool_change(target_extruder);
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#endif
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auto move_z_by = [](const_float_t zdist) {
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if (zdist) {
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destination = current_position;
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destination.z += zdist;
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prepare_internal_move_to_destination(NOZZLE_PARK_Z_FEEDRATE);
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}
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};
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// Raise the Z axis (with max limit)
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const float park_raise = _MIN(park_point.z, (Z_MAX_POS) - current_position.z);
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move_z_by(park_raise);
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// Load filament
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#if HAS_PRUSA_MMU2
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mmu2.load_filament_to_nozzle(target_extruder);
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#else
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constexpr float purge_length = ADVANCED_PAUSE_PURGE_LENGTH,
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slow_load_length = FILAMENT_CHANGE_SLOW_LOAD_LENGTH;
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const float fast_load_length = ABS(parser.seen('L') ? parser.value_axis_units(E_AXIS)
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: fc_settings[active_extruder].load_length);
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load_filament(
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slow_load_length, fast_load_length, purge_length,
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FILAMENT_CHANGE_ALERT_BEEPS,
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true, // show_lcd
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thermalManager.still_heating(target_extruder), // pause_for_user
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PAUSE_MODE_LOAD_FILAMENT // pause_mode
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OPTARG(DUAL_X_CARRIAGE, target_extruder) // Dual X target
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);
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#endif
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// Restore Z axis
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move_z_by(-park_raise);
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#if HAS_MULTI_EXTRUDER && (HAS_PRUSA_MMU1 || !HAS_MMU)
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// Restore toolhead if it was changed
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if (active_extruder_before_filament_change != active_extruder)
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tool_change(active_extruder_before_filament_change);
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#endif
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TERN_(MIXING_EXTRUDER, mixer.T(old_mixing_tool)); // Restore original mixing tool
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// Show status screen
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ui.pause_show_message(PAUSE_MESSAGE_STATUS);
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}
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/**
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* M702: Unload filament
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*
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* T<extruder> - Extruder number. Required for mixing extruder.
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* For non-mixing, if omitted, current extruder
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* (or ALL extruders with FILAMENT_UNLOAD_ALL_EXTRUDERS).
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* Z<distance> - Move the Z axis by this distance
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* U<distance> - Retract distance for removal (manual reload)
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*
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* Default values are used for omitted arguments.
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*/
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void GcodeSuite::M702() {
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xyz_pos_t park_point = NOZZLE_PARK_POINT;
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// Don't raise Z if the machine isn't homed
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if (TERN0(NO_MOTION_BEFORE_HOMING, axes_should_home())) park_point.z = 0;
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#if ENABLED(MIXING_EXTRUDER)
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const uint8_t old_mixing_tool = mixer.get_current_vtool();
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#if ENABLED(FILAMENT_UNLOAD_ALL_EXTRUDERS)
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float mix_multiplier = 1.0;
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const bool seenT = parser.seenval('T');
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if (!seenT) {
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mixer.T(MIXER_AUTORETRACT_TOOL);
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mix_multiplier = MIXING_STEPPERS;
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}
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#else
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constexpr bool seenT = true;
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#endif
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if (seenT) {
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const int8_t eindex = get_target_e_stepper_from_command();
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if (eindex < 0) return;
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mixer.T(MIXER_DIRECT_SET_TOOL);
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MIXER_STEPPER_LOOP(i) mixer.set_collector(i, i == uint8_t(eindex) ? 1.0 : 0.0);
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mixer.normalize();
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}
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const int8_t target_extruder = active_extruder;
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#else
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const int8_t target_extruder = get_target_extruder_from_command();
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if (target_extruder < 0) return;
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#endif
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// Z axis lift
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if (parser.seenval('Z')) park_point.z = parser.linearval('Z');
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// Show initial "wait for unload" message
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ui.pause_show_message(PAUSE_MESSAGE_UNLOAD, PAUSE_MODE_UNLOAD_FILAMENT, target_extruder);
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#if HAS_MULTI_EXTRUDER && (HAS_PRUSA_MMU1 || !HAS_MMU)
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// Change toolhead if specified
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uint8_t active_extruder_before_filament_change = active_extruder;
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if (active_extruder != target_extruder)
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tool_change(target_extruder);
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#endif
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// Lift Z axis
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if (park_point.z > 0)
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do_blocking_move_to_z(_MIN(current_position.z + park_point.z, Z_MAX_POS), feedRate_t(NOZZLE_PARK_Z_FEEDRATE));
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// Unload filament
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#if HAS_PRUSA_MMU2
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mmu2.unload();
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#else
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#if BOTH(HAS_MULTI_EXTRUDER, FILAMENT_UNLOAD_ALL_EXTRUDERS)
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if (!parser.seenval('T')) {
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HOTEND_LOOP() {
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if (e != active_extruder) tool_change(e);
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unload_filament(-fc_settings[e].unload_length, true, PAUSE_MODE_UNLOAD_FILAMENT);
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}
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}
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else
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#endif
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{
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// Unload length
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const float unload_length = -ABS(parser.seen('U') ? parser.value_axis_units(E_AXIS)
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: fc_settings[target_extruder].unload_length);
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unload_filament(unload_length, true, PAUSE_MODE_UNLOAD_FILAMENT
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#if ALL(FILAMENT_UNLOAD_ALL_EXTRUDERS, MIXING_EXTRUDER)
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, mix_multiplier
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#endif
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);
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}
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#endif
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// Restore Z axis
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if (park_point.z > 0)
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do_blocking_move_to_z(_MAX(current_position.z - park_point.z, 0), feedRate_t(NOZZLE_PARK_Z_FEEDRATE));
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#if HAS_MULTI_EXTRUDER && (HAS_PRUSA_MMU1 || !HAS_MMU)
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// Restore toolhead if it was changed
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if (active_extruder_before_filament_change != active_extruder)
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tool_change(active_extruder_before_filament_change);
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#endif
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TERN_(MIXING_EXTRUDER, mixer.T(old_mixing_tool)); // Restore original mixing tool
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// Show status screen
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ui.pause_show_message(PAUSE_MESSAGE_STATUS);
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}
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#endif // ADVANCED_PAUSE_FEATURE
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