1284 lines
43 KiB
C++
1284 lines
43 KiB
C++
/**
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* Marlin 3D Printer Firmware
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* Copyright (C) 2016 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 <http://www.gnu.org/licenses/>.
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*
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*/
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/**
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* motion.cpp
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*/
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#include "motion.h"
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#include "endstops.h"
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#include "stepper.h"
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#include "planner.h"
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#include "temperature.h"
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#include "../gcode/gcode.h"
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#include "../inc/MarlinConfig.h"
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#if IS_SCARA
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#include "../libs/buzzer.h"
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#include "../lcd/ultralcd.h"
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#endif
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// #if ENABLED(DUAL_X_CARRIAGE)
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// #include "tool_change.h"
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// #endif
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#if HAS_BED_PROBE
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#include "probe.h"
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#endif
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#if HAS_LEVELING
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#include "../feature/bedlevel/bedlevel.h"
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#endif
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#if HAS_AXIS_UNHOMED_ERR && ENABLED(ULTRA_LCD)
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#include "../lcd/ultralcd.h"
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#endif
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#if ENABLED(SENSORLESS_HOMING)
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#include "../feature/tmc2130.h"
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#endif
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#define XYZ_CONSTS(type, array, CONFIG) const PROGMEM type array##_P[XYZ] = { X_##CONFIG, Y_##CONFIG, Z_##CONFIG }
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XYZ_CONSTS(float, base_min_pos, MIN_POS);
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XYZ_CONSTS(float, base_max_pos, MAX_POS);
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XYZ_CONSTS(float, base_home_pos, HOME_POS);
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XYZ_CONSTS(float, max_length, MAX_LENGTH);
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XYZ_CONSTS(float, home_bump_mm, HOME_BUMP_MM);
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XYZ_CONSTS(signed char, home_dir, HOME_DIR);
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// Relative Mode. Enable with G91, disable with G90.
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bool relative_mode = false;
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/**
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* Cartesian Current Position
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* Used to track the logical position as moves are queued.
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* Used by 'line_to_current_position' to do a move after changing it.
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* Used by 'SYNC_PLAN_POSITION_KINEMATIC' to update 'planner.position'.
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*/
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float current_position[XYZE] = { 0.0 };
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/**
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* Cartesian Destination
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* A temporary position, usually applied to 'current_position'.
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* Set with 'get_destination_from_command' or 'set_destination_from_current'.
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* 'line_to_destination' sets 'current_position' to 'destination'.
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*/
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float destination[XYZE] = { 0.0 };
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// The active extruder (tool). Set with T<extruder> command.
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uint8_t active_extruder = 0;
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// Extruder offsets
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#if HOTENDS > 1
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float hotend_offset[XYZ][HOTENDS]; // Initialized by settings.load()
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#endif
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// The feedrate for the current move, often used as the default if
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// no other feedrate is specified. Overridden for special moves.
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// Set by the last G0 through G5 command's "F" parameter.
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// Functions that override this for custom moves *must always* restore it!
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float feedrate_mm_s = MMM_TO_MMS(1500.0);
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int16_t feedrate_percentage = 100;
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// Homing feedrate is const progmem - compare to constexpr in the header
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const float homing_feedrate_mm_s[4] PROGMEM = {
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#if ENABLED(DELTA)
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MMM_TO_MMS(HOMING_FEEDRATE_Z), MMM_TO_MMS(HOMING_FEEDRATE_Z),
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#else
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MMM_TO_MMS(HOMING_FEEDRATE_XY), MMM_TO_MMS(HOMING_FEEDRATE_XY),
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#endif
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MMM_TO_MMS(HOMING_FEEDRATE_Z), 0
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};
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// Cartesian conversion result goes here:
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float cartes[XYZ];
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// Until kinematics.cpp is created, create this here
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#if IS_KINEMATIC
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float delta[ABC];
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#endif
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/**
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* The workspace can be offset by some commands, or
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* these offsets may be omitted to save on computation.
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*/
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#if HAS_WORKSPACE_OFFSET
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#if HAS_POSITION_SHIFT
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// The distance that XYZ has been offset by G92. Reset by G28.
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float position_shift[XYZ] = { 0 };
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#endif
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#if HAS_HOME_OFFSET
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// This offset is added to the configured home position.
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// Set by M206, M428, or menu item. Saved to EEPROM.
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float home_offset[XYZ] = { 0 };
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#endif
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#if HAS_HOME_OFFSET && HAS_POSITION_SHIFT
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// The above two are combined to save on computes
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float workspace_offset[XYZ] = { 0 };
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#endif
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#endif
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#if OLDSCHOOL_ABL
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float xy_probe_feedrate_mm_s = MMM_TO_MMS(XY_PROBE_SPEED);
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#endif
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/**
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* Output the current position to serial
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*/
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void report_current_position() {
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SERIAL_PROTOCOLPGM("X:");
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SERIAL_PROTOCOL(current_position[X_AXIS]);
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SERIAL_PROTOCOLPGM(" Y:");
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SERIAL_PROTOCOL(current_position[Y_AXIS]);
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SERIAL_PROTOCOLPGM(" Z:");
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SERIAL_PROTOCOL(current_position[Z_AXIS]);
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SERIAL_PROTOCOLPGM(" E:");
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SERIAL_PROTOCOL(current_position[E_AXIS]);
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stepper.report_positions();
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#if IS_SCARA
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scara_report_positions();
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#endif
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}
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/**
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* sync_plan_position
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*
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* Set the planner/stepper positions directly from current_position with
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* no kinematic translation. Used for homing axes and cartesian/core syncing.
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*/
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void sync_plan_position() {
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#if ENABLED(DEBUG_LEVELING_FEATURE)
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if (DEBUGGING(LEVELING)) DEBUG_POS("sync_plan_position", current_position);
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#endif
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planner.set_position_mm(current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS], current_position[E_AXIS]);
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}
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void sync_plan_position_e() { planner.set_e_position_mm(current_position[E_AXIS]); }
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/**
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* Get the stepper positions in the cartes[] array.
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* Forward kinematics are applied for DELTA and SCARA.
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*
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* The result is in the current coordinate space with
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* leveling applied. The coordinates need to be run through
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* unapply_leveling to obtain the "ideal" coordinates
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* suitable for current_position, etc.
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*/
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void get_cartesian_from_steppers() {
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#if ENABLED(DELTA)
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forward_kinematics_DELTA(
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stepper.get_axis_position_mm(A_AXIS),
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stepper.get_axis_position_mm(B_AXIS),
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stepper.get_axis_position_mm(C_AXIS)
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);
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cartes[X_AXIS] += LOGICAL_X_POSITION(0);
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cartes[Y_AXIS] += LOGICAL_Y_POSITION(0);
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cartes[Z_AXIS] += LOGICAL_Z_POSITION(0);
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#elif IS_SCARA
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forward_kinematics_SCARA(
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stepper.get_axis_position_degrees(A_AXIS),
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stepper.get_axis_position_degrees(B_AXIS)
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);
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cartes[X_AXIS] += LOGICAL_X_POSITION(0);
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cartes[Y_AXIS] += LOGICAL_Y_POSITION(0);
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cartes[Z_AXIS] = stepper.get_axis_position_mm(Z_AXIS);
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#else
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cartes[X_AXIS] = stepper.get_axis_position_mm(X_AXIS);
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cartes[Y_AXIS] = stepper.get_axis_position_mm(Y_AXIS);
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cartes[Z_AXIS] = stepper.get_axis_position_mm(Z_AXIS);
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#endif
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}
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/**
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* Set the current_position for an axis based on
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* the stepper positions, removing any leveling that
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* may have been applied.
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*/
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void set_current_from_steppers_for_axis(const AxisEnum axis) {
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get_cartesian_from_steppers();
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#if PLANNER_LEVELING
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planner.unapply_leveling(cartes);
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#endif
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if (axis == ALL_AXES)
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COPY(current_position, cartes);
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else
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current_position[axis] = cartes[axis];
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}
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/**
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* Move the planner to the current position from wherever it last moved
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* (or from wherever it has been told it is located).
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*/
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void line_to_current_position() {
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planner.buffer_line(current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS], current_position[E_AXIS], feedrate_mm_s, active_extruder);
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}
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/**
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* Move the planner to the position stored in the destination array, which is
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* used by G0/G1/G2/G3/G5 and many other functions to set a destination.
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*/
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void line_to_destination(const float fr_mm_s) {
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planner.buffer_line(destination[X_AXIS], destination[Y_AXIS], destination[Z_AXIS], destination[E_AXIS], fr_mm_s, active_extruder);
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}
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#if IS_KINEMATIC
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void sync_plan_position_kinematic() {
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#if ENABLED(DEBUG_LEVELING_FEATURE)
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if (DEBUGGING(LEVELING)) DEBUG_POS("sync_plan_position_kinematic", current_position);
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#endif
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planner.set_position_mm_kinematic(current_position);
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}
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/**
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* Calculate delta, start a line, and set current_position to destination
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*/
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void prepare_uninterpolated_move_to_destination(const float fr_mm_s/*=0.0*/) {
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#if ENABLED(DEBUG_LEVELING_FEATURE)
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if (DEBUGGING(LEVELING)) DEBUG_POS("prepare_uninterpolated_move_to_destination", destination);
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#endif
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gcode.refresh_cmd_timeout();
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#if UBL_DELTA
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// ubl segmented line will do z-only moves in single segment
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ubl.prepare_segmented_line_to(destination, MMS_SCALED(fr_mm_s ? fr_mm_s : feedrate_mm_s));
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#else
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if ( current_position[X_AXIS] == destination[X_AXIS]
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&& current_position[Y_AXIS] == destination[Y_AXIS]
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&& current_position[Z_AXIS] == destination[Z_AXIS]
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&& current_position[E_AXIS] == destination[E_AXIS]
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) return;
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planner.buffer_line_kinematic(destination, MMS_SCALED(fr_mm_s ? fr_mm_s : feedrate_mm_s), active_extruder);
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#endif
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set_current_from_destination();
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}
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#endif // IS_KINEMATIC
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/**
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* Plan a move to (X, Y, Z) and set the current_position
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* The final current_position may not be the one that was requested
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*/
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void do_blocking_move_to(const float &lx, const float &ly, const float &lz, const float &fr_mm_s/*=0.0*/) {
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const float old_feedrate_mm_s = feedrate_mm_s;
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#if ENABLED(DEBUG_LEVELING_FEATURE)
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if (DEBUGGING(LEVELING)) print_xyz(PSTR(">>> do_blocking_move_to"), NULL, lx, ly, lz);
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#endif
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#if ENABLED(DELTA)
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if (!position_is_reachable_xy(lx, ly)) return;
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feedrate_mm_s = fr_mm_s ? fr_mm_s : XY_PROBE_FEEDRATE_MM_S;
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set_destination_from_current(); // sync destination at the start
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#if ENABLED(DEBUG_LEVELING_FEATURE)
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if (DEBUGGING(LEVELING)) DEBUG_POS("set_destination_from_current", destination);
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#endif
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// when in the danger zone
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if (current_position[Z_AXIS] > delta_clip_start_height) {
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if (lz > delta_clip_start_height) { // staying in the danger zone
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destination[X_AXIS] = lx; // move directly (uninterpolated)
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destination[Y_AXIS] = ly;
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destination[Z_AXIS] = lz;
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prepare_uninterpolated_move_to_destination(); // set_current_from_destination()
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#if ENABLED(DEBUG_LEVELING_FEATURE)
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if (DEBUGGING(LEVELING)) DEBUG_POS("danger zone move", current_position);
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#endif
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return;
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}
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else {
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destination[Z_AXIS] = delta_clip_start_height;
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prepare_uninterpolated_move_to_destination(); // set_current_from_destination()
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#if ENABLED(DEBUG_LEVELING_FEATURE)
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if (DEBUGGING(LEVELING)) DEBUG_POS("zone border move", current_position);
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#endif
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}
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}
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if (lz > current_position[Z_AXIS]) { // raising?
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destination[Z_AXIS] = lz;
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prepare_uninterpolated_move_to_destination(); // set_current_from_destination()
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#if ENABLED(DEBUG_LEVELING_FEATURE)
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if (DEBUGGING(LEVELING)) DEBUG_POS("z raise move", current_position);
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#endif
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}
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destination[X_AXIS] = lx;
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destination[Y_AXIS] = ly;
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prepare_move_to_destination(); // set_current_from_destination()
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#if ENABLED(DEBUG_LEVELING_FEATURE)
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if (DEBUGGING(LEVELING)) DEBUG_POS("xy move", current_position);
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#endif
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if (lz < current_position[Z_AXIS]) { // lowering?
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destination[Z_AXIS] = lz;
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prepare_uninterpolated_move_to_destination(); // set_current_from_destination()
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#if ENABLED(DEBUG_LEVELING_FEATURE)
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if (DEBUGGING(LEVELING)) DEBUG_POS("z lower move", current_position);
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#endif
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}
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#elif IS_SCARA
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if (!position_is_reachable_xy(lx, ly)) return;
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set_destination_from_current();
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// If Z needs to raise, do it before moving XY
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if (destination[Z_AXIS] < lz) {
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destination[Z_AXIS] = lz;
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prepare_uninterpolated_move_to_destination(fr_mm_s ? fr_mm_s : homing_feedrate(Z_AXIS));
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}
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destination[X_AXIS] = lx;
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destination[Y_AXIS] = ly;
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prepare_uninterpolated_move_to_destination(fr_mm_s ? fr_mm_s : XY_PROBE_FEEDRATE_MM_S);
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// If Z needs to lower, do it after moving XY
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if (destination[Z_AXIS] > lz) {
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destination[Z_AXIS] = lz;
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prepare_uninterpolated_move_to_destination(fr_mm_s ? fr_mm_s : homing_feedrate(Z_AXIS));
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}
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#else
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// If Z needs to raise, do it before moving XY
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if (current_position[Z_AXIS] < lz) {
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feedrate_mm_s = fr_mm_s ? fr_mm_s : homing_feedrate(Z_AXIS);
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current_position[Z_AXIS] = lz;
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line_to_current_position();
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}
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feedrate_mm_s = fr_mm_s ? fr_mm_s : XY_PROBE_FEEDRATE_MM_S;
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current_position[X_AXIS] = lx;
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current_position[Y_AXIS] = ly;
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line_to_current_position();
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// If Z needs to lower, do it after moving XY
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if (current_position[Z_AXIS] > lz) {
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feedrate_mm_s = fr_mm_s ? fr_mm_s : homing_feedrate(Z_AXIS);
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current_position[Z_AXIS] = lz;
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line_to_current_position();
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}
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#endif
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stepper.synchronize();
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feedrate_mm_s = old_feedrate_mm_s;
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#if ENABLED(DEBUG_LEVELING_FEATURE)
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if (DEBUGGING(LEVELING)) SERIAL_ECHOLNPGM("<<< do_blocking_move_to");
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#endif
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}
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void do_blocking_move_to_x(const float &lx, const float &fr_mm_s/*=0.0*/) {
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do_blocking_move_to(lx, current_position[Y_AXIS], current_position[Z_AXIS], fr_mm_s);
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}
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void do_blocking_move_to_z(const float &lz, const float &fr_mm_s/*=0.0*/) {
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do_blocking_move_to(current_position[X_AXIS], current_position[Y_AXIS], lz, fr_mm_s);
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}
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void do_blocking_move_to_xy(const float &lx, const float &ly, const float &fr_mm_s/*=0.0*/) {
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do_blocking_move_to(lx, ly, current_position[Z_AXIS], fr_mm_s);
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}
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//
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// Prepare to do endstop or probe moves
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// with custom feedrates.
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//
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// - Save current feedrates
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// - Reset the rate multiplier
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// - Reset the command timeout
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// - Enable the endstops (for endstop moves)
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//
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void bracket_probe_move(const bool before) {
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static float saved_feedrate_mm_s;
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static int16_t saved_feedrate_percentage;
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#if ENABLED(DEBUG_LEVELING_FEATURE)
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if (DEBUGGING(LEVELING)) DEBUG_POS("bracket_probe_move", current_position);
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#endif
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if (before) {
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saved_feedrate_mm_s = feedrate_mm_s;
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saved_feedrate_percentage = feedrate_percentage;
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feedrate_percentage = 100;
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gcode.refresh_cmd_timeout();
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}
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else {
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feedrate_mm_s = saved_feedrate_mm_s;
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feedrate_percentage = saved_feedrate_percentage;
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gcode.refresh_cmd_timeout();
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}
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}
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void setup_for_endstop_or_probe_move() { bracket_probe_move(true); }
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void clean_up_after_endstop_or_probe_move() { bracket_probe_move(false); }
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// Software Endstops are based on the configured limits.
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float soft_endstop_min[XYZ] = { X_MIN_BED, Y_MIN_BED, Z_MIN_POS },
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soft_endstop_max[XYZ] = { X_MAX_BED, Y_MAX_BED, Z_MAX_POS };
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#if HAS_SOFTWARE_ENDSTOPS
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// Software Endstops are based on the configured limits.
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bool soft_endstops_enabled = true;
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/**
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* Constrain the given coordinates to the software endstops.
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*
|
|
* NOTE: This will only apply to Z on DELTA and SCARA. XY is
|
|
* constrained to a circle on these kinematic systems.
|
|
*/
|
|
void clamp_to_software_endstops(float target[XYZ]) {
|
|
if (!soft_endstops_enabled) return;
|
|
#if ENABLED(MIN_SOFTWARE_ENDSTOP_X)
|
|
NOLESS(target[X_AXIS], soft_endstop_min[X_AXIS]);
|
|
#endif
|
|
#if ENABLED(MIN_SOFTWARE_ENDSTOP_Y)
|
|
NOLESS(target[Y_AXIS], soft_endstop_min[Y_AXIS]);
|
|
#endif
|
|
#if ENABLED(MIN_SOFTWARE_ENDSTOP_Z)
|
|
NOLESS(target[Z_AXIS], soft_endstop_min[Z_AXIS]);
|
|
#endif
|
|
#if ENABLED(MAX_SOFTWARE_ENDSTOP_X)
|
|
NOMORE(target[X_AXIS], soft_endstop_max[X_AXIS]);
|
|
#endif
|
|
#if ENABLED(MAX_SOFTWARE_ENDSTOP_Y)
|
|
NOMORE(target[Y_AXIS], soft_endstop_max[Y_AXIS]);
|
|
#endif
|
|
#if ENABLED(MAX_SOFTWARE_ENDSTOP_Z)
|
|
NOMORE(target[Z_AXIS], soft_endstop_max[Z_AXIS]);
|
|
#endif
|
|
}
|
|
|
|
#endif
|
|
|
|
#if IS_KINEMATIC && !UBL_DELTA
|
|
|
|
#if ENABLED(AUTO_BED_LEVELING_BILINEAR)
|
|
#if ENABLED(DELTA)
|
|
#define ADJUST_DELTA(V) \
|
|
if (planner.leveling_active) { \
|
|
const float zadj = bilinear_z_offset(V); \
|
|
delta[A_AXIS] += zadj; \
|
|
delta[B_AXIS] += zadj; \
|
|
delta[C_AXIS] += zadj; \
|
|
}
|
|
#else
|
|
#define ADJUST_DELTA(V) if (planner.leveling_active) { delta[Z_AXIS] += bilinear_z_offset(V); }
|
|
#endif
|
|
#else
|
|
#define ADJUST_DELTA(V) NOOP
|
|
#endif
|
|
|
|
/**
|
|
* Prepare a linear move in a DELTA or SCARA setup.
|
|
*
|
|
* This calls planner.buffer_line several times, adding
|
|
* small incremental moves for DELTA or SCARA.
|
|
*/
|
|
inline bool prepare_kinematic_move_to(float ltarget[XYZE]) {
|
|
|
|
// Get the top feedrate of the move in the XY plane
|
|
const float _feedrate_mm_s = MMS_SCALED(feedrate_mm_s);
|
|
|
|
// If the move is only in Z/E don't split up the move
|
|
if (ltarget[X_AXIS] == current_position[X_AXIS] && ltarget[Y_AXIS] == current_position[Y_AXIS]) {
|
|
planner.buffer_line_kinematic(ltarget, _feedrate_mm_s, active_extruder);
|
|
return false;
|
|
}
|
|
|
|
// Fail if attempting move outside printable radius
|
|
if (!position_is_reachable_xy(ltarget[X_AXIS], ltarget[Y_AXIS])) return true;
|
|
|
|
// Get the cartesian distances moved in XYZE
|
|
const float difference[XYZE] = {
|
|
ltarget[X_AXIS] - current_position[X_AXIS],
|
|
ltarget[Y_AXIS] - current_position[Y_AXIS],
|
|
ltarget[Z_AXIS] - current_position[Z_AXIS],
|
|
ltarget[E_AXIS] - current_position[E_AXIS]
|
|
};
|
|
|
|
// Get the linear distance in XYZ
|
|
float cartesian_mm = SQRT(sq(difference[X_AXIS]) + sq(difference[Y_AXIS]) + sq(difference[Z_AXIS]));
|
|
|
|
// If the move is very short, check the E move distance
|
|
if (UNEAR_ZERO(cartesian_mm)) cartesian_mm = FABS(difference[E_AXIS]);
|
|
|
|
// No E move either? Game over.
|
|
if (UNEAR_ZERO(cartesian_mm)) return true;
|
|
|
|
// Minimum number of seconds to move the given distance
|
|
const float seconds = cartesian_mm / _feedrate_mm_s;
|
|
|
|
// The number of segments-per-second times the duration
|
|
// gives the number of segments
|
|
uint16_t segments = delta_segments_per_second * seconds;
|
|
|
|
// For SCARA minimum segment size is 0.25mm
|
|
#if IS_SCARA
|
|
NOMORE(segments, cartesian_mm * 4);
|
|
#endif
|
|
|
|
// At least one segment is required
|
|
NOLESS(segments, 1);
|
|
|
|
// The approximate length of each segment
|
|
const float inv_segments = 1.0 / float(segments),
|
|
segment_distance[XYZE] = {
|
|
difference[X_AXIS] * inv_segments,
|
|
difference[Y_AXIS] * inv_segments,
|
|
difference[Z_AXIS] * inv_segments,
|
|
difference[E_AXIS] * inv_segments
|
|
};
|
|
|
|
// SERIAL_ECHOPAIR("mm=", cartesian_mm);
|
|
// SERIAL_ECHOPAIR(" seconds=", seconds);
|
|
// SERIAL_ECHOLNPAIR(" segments=", segments);
|
|
|
|
#if IS_SCARA && ENABLED(SCARA_FEEDRATE_SCALING)
|
|
// SCARA needs to scale the feed rate from mm/s to degrees/s
|
|
const float inv_segment_length = min(10.0, float(segments) / cartesian_mm), // 1/mm/segs
|
|
feed_factor = inv_segment_length * _feedrate_mm_s;
|
|
float oldA = stepper.get_axis_position_degrees(A_AXIS),
|
|
oldB = stepper.get_axis_position_degrees(B_AXIS);
|
|
#endif
|
|
|
|
// Get the logical current position as starting point
|
|
float logical[XYZE];
|
|
COPY(logical, current_position);
|
|
|
|
// Drop one segment so the last move is to the exact target.
|
|
// If there's only 1 segment, loops will be skipped entirely.
|
|
--segments;
|
|
|
|
// Calculate and execute the segments
|
|
for (uint16_t s = segments + 1; --s;) {
|
|
LOOP_XYZE(i) logical[i] += segment_distance[i];
|
|
#if ENABLED(DELTA)
|
|
DELTA_LOGICAL_IK(); // Delta can inline its kinematics
|
|
#else
|
|
inverse_kinematics(logical);
|
|
#endif
|
|
|
|
ADJUST_DELTA(logical); // Adjust Z if bed leveling is enabled
|
|
|
|
#if IS_SCARA && ENABLED(SCARA_FEEDRATE_SCALING)
|
|
// For SCARA scale the feed rate from mm/s to degrees/s
|
|
// Use ratio between the length of the move and the larger angle change
|
|
const float adiff = abs(delta[A_AXIS] - oldA),
|
|
bdiff = abs(delta[B_AXIS] - oldB);
|
|
planner.buffer_line(delta[A_AXIS], delta[B_AXIS], delta[C_AXIS], logical[E_AXIS], max(adiff, bdiff) * feed_factor, active_extruder);
|
|
oldA = delta[A_AXIS];
|
|
oldB = delta[B_AXIS];
|
|
#else
|
|
planner.buffer_line(delta[A_AXIS], delta[B_AXIS], delta[C_AXIS], logical[E_AXIS], _feedrate_mm_s, active_extruder);
|
|
#endif
|
|
}
|
|
|
|
// Since segment_distance is only approximate,
|
|
// the final move must be to the exact destination.
|
|
|
|
#if IS_SCARA && ENABLED(SCARA_FEEDRATE_SCALING)
|
|
// For SCARA scale the feed rate from mm/s to degrees/s
|
|
// With segments > 1 length is 1 segment, otherwise total length
|
|
inverse_kinematics(ltarget);
|
|
ADJUST_DELTA(ltarget);
|
|
const float adiff = abs(delta[A_AXIS] - oldA),
|
|
bdiff = abs(delta[B_AXIS] - oldB);
|
|
planner.buffer_line(delta[A_AXIS], delta[B_AXIS], delta[C_AXIS], logical[E_AXIS], max(adiff, bdiff) * feed_factor, active_extruder);
|
|
#else
|
|
planner.buffer_line_kinematic(ltarget, _feedrate_mm_s, active_extruder);
|
|
#endif
|
|
|
|
return false;
|
|
}
|
|
|
|
#else // !IS_KINEMATIC || UBL_DELTA
|
|
|
|
/**
|
|
* Prepare a linear move in a Cartesian setup.
|
|
* Bed Leveling will be applied to the move if enabled.
|
|
*
|
|
* Returns true if current_position[] was set to destination[]
|
|
*/
|
|
inline bool prepare_move_to_destination_cartesian() {
|
|
if (current_position[X_AXIS] != destination[X_AXIS] || current_position[Y_AXIS] != destination[Y_AXIS]) {
|
|
const float fr_scaled = MMS_SCALED(feedrate_mm_s);
|
|
#if HAS_MESH
|
|
if (planner.leveling_active) {
|
|
#if ENABLED(AUTO_BED_LEVELING_UBL)
|
|
ubl.line_to_destination_cartesian(fr_scaled, active_extruder);
|
|
#elif ENABLED(MESH_BED_LEVELING)
|
|
mesh_line_to_destination(fr_scaled);
|
|
#elif ENABLED(AUTO_BED_LEVELING_BILINEAR)
|
|
bilinear_line_to_destination(fr_scaled);
|
|
#endif
|
|
return true;
|
|
}
|
|
#endif // HAS_MESH
|
|
line_to_destination(fr_scaled);
|
|
}
|
|
else
|
|
line_to_destination();
|
|
|
|
return false;
|
|
}
|
|
|
|
#endif // !IS_KINEMATIC || UBL_DELTA
|
|
|
|
#if ENABLED(DUAL_X_CARRIAGE) || ENABLED(DUAL_NOZZLE_DUPLICATION_MODE)
|
|
bool extruder_duplication_enabled = false; // Used in Dual X mode 2
|
|
#endif
|
|
|
|
#if ENABLED(DUAL_X_CARRIAGE)
|
|
|
|
DualXMode dual_x_carriage_mode = DEFAULT_DUAL_X_CARRIAGE_MODE;
|
|
float inactive_extruder_x_pos = X2_MAX_POS, // used in mode 0 & 1
|
|
raised_parked_position[XYZE], // used in mode 1
|
|
duplicate_extruder_x_offset = DEFAULT_DUPLICATION_X_OFFSET; // used in mode 2
|
|
bool active_extruder_parked = false; // used in mode 1 & 2
|
|
millis_t delayed_move_time = 0; // used in mode 1
|
|
int16_t duplicate_extruder_temp_offset = 0; // used in mode 2
|
|
|
|
float x_home_pos(const int extruder) {
|
|
if (extruder == 0)
|
|
return LOGICAL_X_POSITION(base_home_pos(X_AXIS));
|
|
else
|
|
/**
|
|
* In dual carriage mode the extruder offset provides an override of the
|
|
* second X-carriage position when homed - otherwise X2_HOME_POS is used.
|
|
* This allows soft recalibration of the second extruder home position
|
|
* without firmware reflash (through the M218 command).
|
|
*/
|
|
return LOGICAL_X_POSITION(hotend_offset[X_AXIS][1] > 0 ? hotend_offset[X_AXIS][1] : X2_HOME_POS);
|
|
}
|
|
|
|
/**
|
|
* Prepare a linear move in a dual X axis setup
|
|
*
|
|
* Return true if current_position[] was set to destination[]
|
|
*/
|
|
inline bool prepare_move_to_destination_dualx() {
|
|
if (active_extruder_parked) {
|
|
switch (dual_x_carriage_mode) {
|
|
case DXC_FULL_CONTROL_MODE:
|
|
break;
|
|
case DXC_AUTO_PARK_MODE:
|
|
if (current_position[E_AXIS] == destination[E_AXIS]) {
|
|
// This is a travel move (with no extrusion)
|
|
// Skip it, but keep track of the current position
|
|
// (so it can be used as the start of the next non-travel move)
|
|
if (delayed_move_time != 0xFFFFFFFFUL) {
|
|
set_current_from_destination();
|
|
NOLESS(raised_parked_position[Z_AXIS], destination[Z_AXIS]);
|
|
delayed_move_time = millis();
|
|
return true;
|
|
}
|
|
}
|
|
// unpark extruder: 1) raise, 2) move into starting XY position, 3) lower
|
|
for (uint8_t i = 0; i < 3; i++)
|
|
planner.buffer_line(
|
|
i == 0 ? raised_parked_position[X_AXIS] : current_position[X_AXIS],
|
|
i == 0 ? raised_parked_position[Y_AXIS] : current_position[Y_AXIS],
|
|
i == 2 ? current_position[Z_AXIS] : raised_parked_position[Z_AXIS],
|
|
current_position[E_AXIS],
|
|
i == 1 ? PLANNER_XY_FEEDRATE() : planner.max_feedrate_mm_s[Z_AXIS],
|
|
active_extruder
|
|
);
|
|
delayed_move_time = 0;
|
|
active_extruder_parked = false;
|
|
#if ENABLED(DEBUG_LEVELING_FEATURE)
|
|
if (DEBUGGING(LEVELING)) SERIAL_ECHOLNPGM("Clear active_extruder_parked");
|
|
#endif
|
|
break;
|
|
case DXC_DUPLICATION_MODE:
|
|
if (active_extruder == 0) {
|
|
#if ENABLED(DEBUG_LEVELING_FEATURE)
|
|
if (DEBUGGING(LEVELING)) {
|
|
SERIAL_ECHOPAIR("Set planner X", LOGICAL_X_POSITION(inactive_extruder_x_pos));
|
|
SERIAL_ECHOLNPAIR(" ... Line to X", current_position[X_AXIS] + duplicate_extruder_x_offset);
|
|
}
|
|
#endif
|
|
// move duplicate extruder into correct duplication position.
|
|
planner.set_position_mm(
|
|
LOGICAL_X_POSITION(inactive_extruder_x_pos),
|
|
current_position[Y_AXIS],
|
|
current_position[Z_AXIS],
|
|
current_position[E_AXIS]
|
|
);
|
|
planner.buffer_line(
|
|
current_position[X_AXIS] + duplicate_extruder_x_offset,
|
|
current_position[Y_AXIS], current_position[Z_AXIS], current_position[E_AXIS],
|
|
planner.max_feedrate_mm_s[X_AXIS], 1
|
|
);
|
|
SYNC_PLAN_POSITION_KINEMATIC();
|
|
stepper.synchronize();
|
|
extruder_duplication_enabled = true;
|
|
active_extruder_parked = false;
|
|
#if ENABLED(DEBUG_LEVELING_FEATURE)
|
|
if (DEBUGGING(LEVELING)) SERIAL_ECHOLNPGM("Set extruder_duplication_enabled\nClear active_extruder_parked");
|
|
#endif
|
|
}
|
|
else {
|
|
#if ENABLED(DEBUG_LEVELING_FEATURE)
|
|
if (DEBUGGING(LEVELING)) SERIAL_ECHOLNPGM("Active extruder not 0");
|
|
#endif
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
return prepare_move_to_destination_cartesian();
|
|
}
|
|
|
|
#endif // DUAL_X_CARRIAGE
|
|
|
|
/**
|
|
* Prepare a single move and get ready for the next one
|
|
*
|
|
* This may result in several calls to planner.buffer_line to
|
|
* do smaller moves for DELTA, SCARA, mesh moves, etc.
|
|
*/
|
|
void prepare_move_to_destination() {
|
|
clamp_to_software_endstops(destination);
|
|
gcode.refresh_cmd_timeout();
|
|
|
|
#if ENABLED(PREVENT_COLD_EXTRUSION)
|
|
|
|
if (!DEBUGGING(DRYRUN)) {
|
|
if (destination[E_AXIS] != current_position[E_AXIS]) {
|
|
if (thermalManager.tooColdToExtrude(active_extruder)) {
|
|
current_position[E_AXIS] = destination[E_AXIS]; // Behave as if the move really took place, but ignore E part
|
|
SERIAL_ECHO_START();
|
|
SERIAL_ECHOLNPGM(MSG_ERR_COLD_EXTRUDE_STOP);
|
|
}
|
|
#if ENABLED(PREVENT_LENGTHY_EXTRUDE)
|
|
if (destination[E_AXIS] - current_position[E_AXIS] > EXTRUDE_MAXLENGTH) {
|
|
current_position[E_AXIS] = destination[E_AXIS]; // Behave as if the move really took place, but ignore E part
|
|
SERIAL_ECHO_START();
|
|
SERIAL_ECHOLNPGM(MSG_ERR_LONG_EXTRUDE_STOP);
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
|
|
#endif
|
|
|
|
if (
|
|
#if UBL_DELTA // Also works for CARTESIAN (smaller segments follow mesh more closely)
|
|
ubl.prepare_segmented_line_to(destination, MMS_SCALED(feedrate_mm_s))
|
|
#elif IS_KINEMATIC
|
|
prepare_kinematic_move_to(destination)
|
|
#elif ENABLED(DUAL_X_CARRIAGE)
|
|
prepare_move_to_destination_dualx()
|
|
#else
|
|
prepare_move_to_destination_cartesian()
|
|
#endif
|
|
) return;
|
|
|
|
set_current_from_destination();
|
|
}
|
|
|
|
#if HAS_AXIS_UNHOMED_ERR
|
|
|
|
bool axis_unhomed_error(const bool x/*=true*/, const bool y/*=true*/, const bool z/*=true*/) {
|
|
#if ENABLED(HOME_AFTER_DEACTIVATE)
|
|
const bool xx = x && !axis_known_position[X_AXIS],
|
|
yy = y && !axis_known_position[Y_AXIS],
|
|
zz = z && !axis_known_position[Z_AXIS];
|
|
#else
|
|
const bool xx = x && !axis_homed[X_AXIS],
|
|
yy = y && !axis_homed[Y_AXIS],
|
|
zz = z && !axis_homed[Z_AXIS];
|
|
#endif
|
|
if (xx || yy || zz) {
|
|
SERIAL_ECHO_START();
|
|
SERIAL_ECHOPGM(MSG_HOME " ");
|
|
if (xx) SERIAL_ECHOPGM(MSG_X);
|
|
if (yy) SERIAL_ECHOPGM(MSG_Y);
|
|
if (zz) SERIAL_ECHOPGM(MSG_Z);
|
|
SERIAL_ECHOLNPGM(" " MSG_FIRST);
|
|
|
|
#if ENABLED(ULTRA_LCD)
|
|
lcd_status_printf_P(0, PSTR(MSG_HOME " %s%s%s " MSG_FIRST), xx ? MSG_X : "", yy ? MSG_Y : "", zz ? MSG_Z : "");
|
|
#endif
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
#endif // HAS_AXIS_UNHOMED_ERR
|
|
|
|
/**
|
|
* The homing feedrate may vary
|
|
*/
|
|
inline float get_homing_bump_feedrate(const AxisEnum axis) {
|
|
static const uint8_t homing_bump_divisor[] PROGMEM = HOMING_BUMP_DIVISOR;
|
|
uint8_t hbd = pgm_read_byte(&homing_bump_divisor[axis]);
|
|
if (hbd < 1) {
|
|
hbd = 10;
|
|
SERIAL_ECHO_START();
|
|
SERIAL_ECHOLNPGM("Warning: Homing Bump Divisor < 1");
|
|
}
|
|
return homing_feedrate(axis) / hbd;
|
|
}
|
|
|
|
/**
|
|
* Home an individual linear axis
|
|
*/
|
|
static void do_homing_move(const AxisEnum axis, const float distance, const float fr_mm_s=0.0) {
|
|
|
|
#if ENABLED(DEBUG_LEVELING_FEATURE)
|
|
if (DEBUGGING(LEVELING)) {
|
|
SERIAL_ECHOPAIR(">>> do_homing_move(", axis_codes[axis]);
|
|
SERIAL_ECHOPAIR(", ", distance);
|
|
SERIAL_ECHOPAIR(", ", fr_mm_s);
|
|
SERIAL_CHAR(')');
|
|
SERIAL_EOL();
|
|
}
|
|
#endif
|
|
|
|
#if HOMING_Z_WITH_PROBE && ENABLED(BLTOUCH)
|
|
const bool deploy_bltouch = (axis == Z_AXIS && distance < 0);
|
|
if (deploy_bltouch) set_bltouch_deployed(true);
|
|
#endif
|
|
|
|
#if QUIET_PROBING
|
|
if (axis == Z_AXIS) probing_pause(true);
|
|
#endif
|
|
|
|
// Tell the planner we're at Z=0
|
|
current_position[axis] = 0;
|
|
|
|
#if IS_SCARA
|
|
SYNC_PLAN_POSITION_KINEMATIC();
|
|
current_position[axis] = distance;
|
|
inverse_kinematics(current_position);
|
|
planner.buffer_line(delta[A_AXIS], delta[B_AXIS], delta[C_AXIS], current_position[E_AXIS], fr_mm_s ? fr_mm_s : homing_feedrate(axis), active_extruder);
|
|
#else
|
|
sync_plan_position();
|
|
current_position[axis] = distance;
|
|
planner.buffer_line(current_position[X_AXIS], current_position[Y_AXIS], current_position[Z_AXIS], current_position[E_AXIS], fr_mm_s ? fr_mm_s : homing_feedrate(axis), active_extruder);
|
|
#endif
|
|
|
|
stepper.synchronize();
|
|
|
|
#if QUIET_PROBING
|
|
if (axis == Z_AXIS) probing_pause(false);
|
|
#endif
|
|
|
|
#if HOMING_Z_WITH_PROBE && ENABLED(BLTOUCH)
|
|
if (deploy_bltouch) set_bltouch_deployed(false);
|
|
#endif
|
|
|
|
endstops.hit_on_purpose();
|
|
|
|
#if ENABLED(DEBUG_LEVELING_FEATURE)
|
|
if (DEBUGGING(LEVELING)) {
|
|
SERIAL_ECHOPAIR("<<< do_homing_move(", axis_codes[axis]);
|
|
SERIAL_CHAR(')');
|
|
SERIAL_EOL();
|
|
}
|
|
#endif
|
|
}
|
|
|
|
/**
|
|
* Set an axis' current position to its home position (after homing).
|
|
*
|
|
* For Core and Cartesian robots this applies one-to-one when an
|
|
* individual axis has been homed.
|
|
*
|
|
* DELTA should wait until all homing is done before setting the XYZ
|
|
* current_position to home, because homing is a single operation.
|
|
* In the case where the axis positions are already known and previously
|
|
* homed, DELTA could home to X or Y individually by moving either one
|
|
* to the center. However, homing Z always homes XY and Z.
|
|
*
|
|
* SCARA should wait until all XY homing is done before setting the XY
|
|
* current_position to home, because neither X nor Y is at home until
|
|
* both are at home. Z can however be homed individually.
|
|
*
|
|
* Callers must sync the planner position after calling this!
|
|
*/
|
|
void set_axis_is_at_home(const AxisEnum axis) {
|
|
#if ENABLED(DEBUG_LEVELING_FEATURE)
|
|
if (DEBUGGING(LEVELING)) {
|
|
SERIAL_ECHOPAIR(">>> set_axis_is_at_home(", axis_codes[axis]);
|
|
SERIAL_CHAR(')');
|
|
SERIAL_EOL();
|
|
}
|
|
#endif
|
|
|
|
axis_known_position[axis] = axis_homed[axis] = true;
|
|
|
|
#if HAS_POSITION_SHIFT
|
|
position_shift[axis] = 0;
|
|
update_software_endstops(axis);
|
|
#endif
|
|
|
|
#if ENABLED(DUAL_X_CARRIAGE)
|
|
if (axis == X_AXIS && (active_extruder == 1 || dual_x_carriage_mode == DXC_DUPLICATION_MODE)) {
|
|
current_position[X_AXIS] = x_home_pos(active_extruder);
|
|
return;
|
|
}
|
|
#endif
|
|
|
|
#if ENABLED(MORGAN_SCARA)
|
|
scara_set_axis_is_at_home(axis);
|
|
#else
|
|
current_position[axis] = LOGICAL_POSITION(base_home_pos(axis), axis);
|
|
#endif
|
|
|
|
/**
|
|
* Z Probe Z Homing? Account for the probe's Z offset.
|
|
*/
|
|
#if HAS_BED_PROBE && Z_HOME_DIR < 0
|
|
if (axis == Z_AXIS) {
|
|
#if HOMING_Z_WITH_PROBE
|
|
|
|
current_position[Z_AXIS] -= zprobe_zoffset;
|
|
|
|
#if ENABLED(DEBUG_LEVELING_FEATURE)
|
|
if (DEBUGGING(LEVELING)) {
|
|
SERIAL_ECHOLNPGM("*** Z HOMED WITH PROBE (Z_MIN_PROBE_USES_Z_MIN_ENDSTOP_PIN) ***");
|
|
SERIAL_ECHOLNPAIR("> zprobe_zoffset = ", zprobe_zoffset);
|
|
}
|
|
#endif
|
|
|
|
#elif ENABLED(DEBUG_LEVELING_FEATURE)
|
|
|
|
if (DEBUGGING(LEVELING)) SERIAL_ECHOLNPGM("*** Z HOMED TO ENDSTOP (Z_MIN_PROBE_ENDSTOP) ***");
|
|
|
|
#endif
|
|
}
|
|
#endif
|
|
|
|
#if ENABLED(DEBUG_LEVELING_FEATURE)
|
|
if (DEBUGGING(LEVELING)) {
|
|
#if HAS_HOME_OFFSET
|
|
SERIAL_ECHOPAIR("> home_offset[", axis_codes[axis]);
|
|
SERIAL_ECHOLNPAIR("] = ", home_offset[axis]);
|
|
#endif
|
|
DEBUG_POS("", current_position);
|
|
SERIAL_ECHOPAIR("<<< set_axis_is_at_home(", axis_codes[axis]);
|
|
SERIAL_CHAR(')');
|
|
SERIAL_EOL();
|
|
}
|
|
#endif
|
|
|
|
#if ENABLED(I2C_POSITION_ENCODERS)
|
|
I2CPEM.homed(axis);
|
|
#endif
|
|
}
|
|
|
|
/**
|
|
* Home an individual "raw axis" to its endstop.
|
|
* This applies to XYZ on Cartesian and Core robots, and
|
|
* to the individual ABC steppers on DELTA and SCARA.
|
|
*
|
|
* At the end of the procedure the axis is marked as
|
|
* homed and the current position of that axis is updated.
|
|
* Kinematic robots should wait till all axes are homed
|
|
* before updating the current position.
|
|
*/
|
|
|
|
void homeaxis(const AxisEnum axis) {
|
|
|
|
#if IS_SCARA
|
|
// Only Z homing (with probe) is permitted
|
|
if (axis != Z_AXIS) { BUZZ(100, 880); return; }
|
|
#else
|
|
#define CAN_HOME(A) \
|
|
(axis == A##_AXIS && ((A##_MIN_PIN > -1 && A##_HOME_DIR < 0) || (A##_MAX_PIN > -1 && A##_HOME_DIR > 0)))
|
|
if (!CAN_HOME(X) && !CAN_HOME(Y) && !CAN_HOME(Z)) return;
|
|
#endif
|
|
|
|
#if ENABLED(DEBUG_LEVELING_FEATURE)
|
|
if (DEBUGGING(LEVELING)) {
|
|
SERIAL_ECHOPAIR(">>> homeaxis(", axis_codes[axis]);
|
|
SERIAL_CHAR(')');
|
|
SERIAL_EOL();
|
|
}
|
|
#endif
|
|
|
|
const int axis_home_dir =
|
|
#if ENABLED(DUAL_X_CARRIAGE)
|
|
(axis == X_AXIS) ? x_home_dir(active_extruder) :
|
|
#endif
|
|
home_dir(axis);
|
|
|
|
// Homing Z towards the bed? Deploy the Z probe or endstop.
|
|
#if HOMING_Z_WITH_PROBE
|
|
if (axis == Z_AXIS && DEPLOY_PROBE()) return;
|
|
#endif
|
|
|
|
// Set flags for X, Y, Z motor locking
|
|
#if ENABLED(X_DUAL_ENDSTOPS)
|
|
if (axis == X_AXIS) stepper.set_homing_flag_x(true);
|
|
#endif
|
|
#if ENABLED(Y_DUAL_ENDSTOPS)
|
|
if (axis == Y_AXIS) stepper.set_homing_flag_y(true);
|
|
#endif
|
|
#if ENABLED(Z_DUAL_ENDSTOPS)
|
|
if (axis == Z_AXIS) stepper.set_homing_flag_z(true);
|
|
#endif
|
|
|
|
// Disable stealthChop if used. Enable diag1 pin on driver.
|
|
#if ENABLED(SENSORLESS_HOMING)
|
|
#if ENABLED(X_IS_TMC2130)
|
|
if (axis == X_AXIS) tmc2130_sensorless_homing(stepperX);
|
|
#endif
|
|
#if ENABLED(Y_IS_TMC2130)
|
|
if (axis == Y_AXIS) tmc2130_sensorless_homing(stepperY);
|
|
#endif
|
|
#endif
|
|
|
|
// Fast move towards endstop until triggered
|
|
#if ENABLED(DEBUG_LEVELING_FEATURE)
|
|
if (DEBUGGING(LEVELING)) SERIAL_ECHOLNPGM("Home 1 Fast:");
|
|
#endif
|
|
do_homing_move(axis, 1.5 * max_length(axis) * axis_home_dir);
|
|
|
|
// When homing Z with probe respect probe clearance
|
|
const float bump = axis_home_dir * (
|
|
#if HOMING_Z_WITH_PROBE
|
|
(axis == Z_AXIS) ? max(Z_CLEARANCE_BETWEEN_PROBES, home_bump_mm(Z_AXIS)) :
|
|
#endif
|
|
home_bump_mm(axis)
|
|
);
|
|
|
|
// If a second homing move is configured...
|
|
if (bump) {
|
|
// Move away from the endstop by the axis HOME_BUMP_MM
|
|
#if ENABLED(DEBUG_LEVELING_FEATURE)
|
|
if (DEBUGGING(LEVELING)) SERIAL_ECHOLNPGM("Move Away:");
|
|
#endif
|
|
do_homing_move(axis, -bump);
|
|
|
|
// Slow move towards endstop until triggered
|
|
#if ENABLED(DEBUG_LEVELING_FEATURE)
|
|
if (DEBUGGING(LEVELING)) SERIAL_ECHOLNPGM("Home 2 Slow:");
|
|
#endif
|
|
do_homing_move(axis, 2 * bump, get_homing_bump_feedrate(axis));
|
|
}
|
|
|
|
#if ENABLED(X_DUAL_ENDSTOPS) || ENABLED(Y_DUAL_ENDSTOPS) || ENABLED(Z_DUAL_ENDSTOPS)
|
|
const bool pos_dir = axis_home_dir > 0;
|
|
#if ENABLED(X_DUAL_ENDSTOPS)
|
|
if (axis == X_AXIS) {
|
|
const bool lock_x1 = pos_dir ? (endstops.x_endstop_adj > 0) : (endstops.x_endstop_adj < 0);
|
|
float adj = FABS(endstops.x_endstop_adj);
|
|
if (pos_dir) adj = -adj;
|
|
if (lock_x1) stepper.set_x_lock(true); else stepper.set_x2_lock(true);
|
|
do_homing_move(axis, adj);
|
|
if (lock_x1) stepper.set_x_lock(false); else stepper.set_x2_lock(false);
|
|
stepper.set_homing_flag_x(false);
|
|
}
|
|
#endif
|
|
#if ENABLED(Y_DUAL_ENDSTOPS)
|
|
if (axis == Y_AXIS) {
|
|
const bool lock_y1 = pos_dir ? (endstops.y_endstop_adj > 0) : (endstops.y_endstop_adj < 0);
|
|
float adj = FABS(endstops.y_endstop_adj);
|
|
if (pos_dir) adj = -adj;
|
|
if (lock_y1) stepper.set_y_lock(true); else stepper.set_y2_lock(true);
|
|
do_homing_move(axis, adj);
|
|
if (lock_y1) stepper.set_y_lock(false); else stepper.set_y2_lock(false);
|
|
stepper.set_homing_flag_y(false);
|
|
}
|
|
#endif
|
|
#if ENABLED(Z_DUAL_ENDSTOPS)
|
|
if (axis == Z_AXIS) {
|
|
const bool lock_z1 = pos_dir ? (endstops.z_endstop_adj > 0) : (endstops.z_endstop_adj < 0);
|
|
float adj = FABS(endstops.z_endstop_adj);
|
|
if (pos_dir) adj = -adj;
|
|
if (lock_z1) stepper.set_z_lock(true); else stepper.set_z2_lock(true);
|
|
do_homing_move(axis, adj);
|
|
if (lock_z1) stepper.set_z_lock(false); else stepper.set_z2_lock(false);
|
|
stepper.set_homing_flag_z(false);
|
|
}
|
|
#endif
|
|
#endif
|
|
|
|
#if IS_SCARA
|
|
|
|
set_axis_is_at_home(axis);
|
|
SYNC_PLAN_POSITION_KINEMATIC();
|
|
|
|
#elif ENABLED(DELTA)
|
|
|
|
// Delta has already moved all three towers up in G28
|
|
// so here it re-homes each tower in turn.
|
|
// Delta homing treats the axes as normal linear axes.
|
|
|
|
// retrace by the amount specified in delta_endstop_adj + additional 0.1mm in order to have minimum steps
|
|
if (delta_endstop_adj[axis] * Z_HOME_DIR <= 0) {
|
|
#if ENABLED(DEBUG_LEVELING_FEATURE)
|
|
if (DEBUGGING(LEVELING)) SERIAL_ECHOLNPGM("delta_endstop_adj:");
|
|
#endif
|
|
do_homing_move(axis, delta_endstop_adj[axis] - 0.1 * Z_HOME_DIR);
|
|
}
|
|
|
|
#else
|
|
|
|
// For cartesian/core machines,
|
|
// set the axis to its home position
|
|
set_axis_is_at_home(axis);
|
|
sync_plan_position();
|
|
|
|
destination[axis] = current_position[axis];
|
|
|
|
#if ENABLED(DEBUG_LEVELING_FEATURE)
|
|
if (DEBUGGING(LEVELING)) DEBUG_POS("> AFTER set_axis_is_at_home", current_position);
|
|
#endif
|
|
|
|
#endif
|
|
|
|
// Re-enable stealthChop if used. Disable diag1 pin on driver.
|
|
#if ENABLED(SENSORLESS_HOMING)
|
|
#if ENABLED(X_IS_TMC2130)
|
|
if (axis == X_AXIS) tmc2130_sensorless_homing(stepperX, false);
|
|
#endif
|
|
#if ENABLED(Y_IS_TMC2130)
|
|
if (axis == Y_AXIS) tmc2130_sensorless_homing(stepperY, false);
|
|
#endif
|
|
#endif
|
|
|
|
// Put away the Z probe
|
|
#if HOMING_Z_WITH_PROBE
|
|
if (axis == Z_AXIS && STOW_PROBE()) return;
|
|
#endif
|
|
|
|
#if ENABLED(DEBUG_LEVELING_FEATURE)
|
|
if (DEBUGGING(LEVELING)) {
|
|
SERIAL_ECHOPAIR("<<< homeaxis(", axis_codes[axis]);
|
|
SERIAL_CHAR(')');
|
|
SERIAL_EOL();
|
|
}
|
|
#endif
|
|
} // homeaxis()
|
|
|
|
#if HAS_WORKSPACE_OFFSET || ENABLED(DUAL_X_CARRIAGE)
|
|
|
|
/**
|
|
* Software endstops can be used to monitor the open end of
|
|
* an axis that has a hardware endstop on the other end. Or
|
|
* they can prevent axes from moving past endstops and grinding.
|
|
*
|
|
* To keep doing their job as the coordinate system changes,
|
|
* the software endstop positions must be refreshed to remain
|
|
* at the same positions relative to the machine.
|
|
*/
|
|
void update_software_endstops(const AxisEnum axis) {
|
|
const float offs = 0.0
|
|
#if HAS_HOME_OFFSET
|
|
+ home_offset[axis]
|
|
#endif
|
|
#if HAS_POSITION_SHIFT
|
|
+ position_shift[axis]
|
|
#endif
|
|
;
|
|
|
|
#if HAS_HOME_OFFSET && HAS_POSITION_SHIFT
|
|
workspace_offset[axis] = offs;
|
|
#endif
|
|
|
|
#if ENABLED(DUAL_X_CARRIAGE)
|
|
if (axis == X_AXIS) {
|
|
|
|
// In Dual X mode hotend_offset[X] is T1's home position
|
|
float dual_max_x = max(hotend_offset[X_AXIS][1], X2_MAX_POS);
|
|
|
|
if (active_extruder != 0) {
|
|
// T1 can move from X2_MIN_POS to X2_MAX_POS or X2 home position (whichever is larger)
|
|
soft_endstop_min[X_AXIS] = X2_MIN_POS + offs;
|
|
soft_endstop_max[X_AXIS] = dual_max_x + offs;
|
|
}
|
|
else if (dual_x_carriage_mode == DXC_DUPLICATION_MODE) {
|
|
// In Duplication Mode, T0 can move as far left as X_MIN_POS
|
|
// but not so far to the right that T1 would move past the end
|
|
soft_endstop_min[X_AXIS] = base_min_pos(X_AXIS) + offs;
|
|
soft_endstop_max[X_AXIS] = min(base_max_pos(X_AXIS), dual_max_x - duplicate_extruder_x_offset) + offs;
|
|
}
|
|
else {
|
|
// In other modes, T0 can move from X_MIN_POS to X_MAX_POS
|
|
soft_endstop_min[axis] = base_min_pos(axis) + offs;
|
|
soft_endstop_max[axis] = base_max_pos(axis) + offs;
|
|
}
|
|
}
|
|
#elif ENABLED(DELTA)
|
|
soft_endstop_min[axis] = base_min_pos(axis) + (axis == Z_AXIS ? 0 : offs);
|
|
soft_endstop_max[axis] = base_max_pos(axis) + offs;
|
|
#else
|
|
soft_endstop_min[axis] = base_min_pos(axis) + offs;
|
|
soft_endstop_max[axis] = base_max_pos(axis) + offs;
|
|
#endif
|
|
|
|
#if ENABLED(DEBUG_LEVELING_FEATURE)
|
|
if (DEBUGGING(LEVELING)) {
|
|
SERIAL_ECHOPAIR("For ", axis_codes[axis]);
|
|
#if HAS_HOME_OFFSET
|
|
SERIAL_ECHOPAIR(" axis:\n home_offset = ", home_offset[axis]);
|
|
#endif
|
|
#if HAS_POSITION_SHIFT
|
|
SERIAL_ECHOPAIR("\n position_shift = ", position_shift[axis]);
|
|
#endif
|
|
SERIAL_ECHOPAIR("\n soft_endstop_min = ", soft_endstop_min[axis]);
|
|
SERIAL_ECHOLNPAIR("\n soft_endstop_max = ", soft_endstop_max[axis]);
|
|
}
|
|
#endif
|
|
|
|
#if ENABLED(DELTA)
|
|
if (axis == Z_AXIS)
|
|
delta_clip_start_height = soft_endstop_max[axis] - delta_safe_distance_from_top();
|
|
#endif
|
|
}
|
|
|
|
#endif // HAS_WORKSPACE_OFFSET || DUAL_X_CARRIAGE
|
|
|
|
#if HAS_M206_COMMAND
|
|
/**
|
|
* Change the home offset for an axis, update the current
|
|
* position and the software endstops to retain the same
|
|
* relative distance to the new home.
|
|
*
|
|
* Since this changes the current_position, code should
|
|
* call sync_plan_position soon after this.
|
|
*/
|
|
void set_home_offset(const AxisEnum axis, const float v) {
|
|
current_position[axis] += v - home_offset[axis];
|
|
home_offset[axis] = v;
|
|
update_software_endstops(axis);
|
|
}
|
|
#endif // HAS_M206_COMMAND
|