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# This file provides Klipper G-Code macros.
# See docs/Config_Reference.md for a description of parameters.
######################################################################
# Start Print and End Print
######################################################################
# Replace the slicer's custom start and end g-code scripts with
# START_PRINT and END_PRINT. See docs/Slicers.md for more information on using these macros.
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[gcode_macro PRINT_START]
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gcode:
# This part fetches data from your slicer. Such as bed temp, extruder temp and size of your printer.
{% set target_bed = params.BED|int %}
{% set target_extruder = params.EXTRUDER|int %}
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# Apply our z-offset
SET_GCODE_OFFSET Z = 0
_SET_PLATE_OFFSET
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# Homes the printer, sets absolute positioning, update the Stealthburner leds and clear old bed mesh.
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STATUS_PRINTING # Sets SB-leds to printing-mode
SET_NOZZLE_LEDS_OFF # Disable SB nozzle leds
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G28 # Full home (XYZ)
G90 # Absolute position
BED_MESH_CLEAR # Clears old saved bed mesh (if any)
# Heat up the bed with 5 minute soak.
RESPOND TYPE = echo_no_space MSG="Bed: {target_bed}c" # Displays info
M190 S{target_bed} # Sets the target temp for the bed
RESPOND TYPE = echo_no_space MSG="Soak for 5min" # Displays info
G4 P300000 # Waits 5 min for the bedtemp to stabilize
# Heating nozzle to 150 degrees. This helps with getting a correct Z-home
RESPOND TYPE = echo_no_space MSG="Hotend: 150c" # Displays info
M109 S150 # Heats the nozzle to 150c
# Adjust for gantry tilt.
RESPOND TYPE = echo_no_space MSG="Z-tilt adjust" # Displays info
Z_TILT_ADJUST # Levels the x gantry via z_tilt_adjust
G28 Z # Homes Z again after z_tilt_adjust
# Take a mesh of the bed.
RESPOND TYPE = echo_no_space MSG="Bed mesh" # Displays info
BED_MESH_CALIBRATE # Starts bed mesh
# Parks the printhead, update the SB-leds and heat the nozzle.
RESPOND TYPE = echo_no_space MSG="Hotend: {target_extruder}c" # Displays info
SMART_PARK # Move the printhead near the print area
M109 S{target_extruder} # Heats the nozzle to printing temp
# Gets ready to print by doing a purge line and updating the SB-leds
RESPOND TYPE = echo_no_space MSG="Printer goes brr" # Displays info
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SET_NOZZLE_LEDS_ON # Enable SB nozzle leds
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LINE_PURGE # Purge line
G90 # Absolute position
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[gcode_macro PRINT_END]
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gcode:
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# Fetch position for axis
{% set x_min = printer.toolhead.axis_minimum.x %}
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{% set y_max = printer.toolhead.axis_maximum.y %}
# Turn off bed, extruder, and fan
M140 S0
M104 S0
M106 S0
# Move nozzle away from print while retracting
G91
G1 X-2 Y-2 E-3 F300
# Raise nozzle by 10mm
G1 Z10 F3000
G90
# Present print
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G1 X{x_min} Y{y_max}
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# Disable steppers
M84
######################################################################
# Filament Change
######################################################################
# M600: Filament Change. This macro will pause the printer, move the
# tool to the change position, and retract the filament 50mm. Adjust
# the retraction settings for your own extruder. After filament has
# been changed, the print can be resumed from its previous position
# with the "RESUME" gcode.
[pause_resume]
[gcode_macro M600]
gcode:
{% set X = params.X|default(50)|float %}
{% set Y = params.Y|default(0)|float %}
{% set Z = params.Z|default(10)|float %}
SAVE_GCODE_STATE NAME = M600_state
PAUSE
G91
G1 E-.8 F2700
G1 Z{Z}
G90
G1 X{X} Y{Y} F3000
FILAMENT_UNLOAD # Use orbiter sensor unload macro
RESTORE_GCODE_STATE NAME = M600_state
# Enable the "M118" and "RESPOND" extended commands.
[respond]
# Enable object exclusion
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[exclude_object]
######################################################################
# Maximum Speed and Acceleration
######################################################################
[gcode_macro TEST_SPEED]
# Home, get position, throw around toolhead, home again.
# If MCU stepper positions (first line in GET_POSITION) are greater than a full step different (your number of microsteps), then skipping occured.
# We only measure to a full step to accomodate for endstop variance.
# Example: TEST_SPEED SPEED=300 ACCEL=5000 ITERATIONS=10
description: Test for max speed and acceleration parameters for the printer. Procedure: Home -> ReadPositionFromMCU -> MovesToolhead@Vel&Accel -> Home -> ReadPositionfromMCU
gcode:
# Speed
{% set speed = params.SPEED|default(printer.configfile.settings.printer.max_velocity)|int %}
# Iterations
{% set iterations = params.ITERATIONS|default(5)|int %}
# Acceleration
{% set accel = params.ACCEL|default(printer.configfile.settings.printer.max_accel)|int %}
# Minimum Cruise Ratio
{% set min_cruise_ratio = params.MIN_CRUISE_RATIO|default(0.5)|float %}
# Bounding inset for large pattern (helps prevent slamming the toolhead into the sides after small skips, and helps to account for machines with imperfectly set dimensions)
{% set bound = params.BOUND|default(20)|int %}
# Size for small pattern box
{% set smallpatternsize = SMALLPATTERNSIZE|default(20)|int %}
# Large pattern
# Max positions, inset by BOUND
{% set x_min = printer.toolhead.axis_minimum.x + bound %}
{% set x_max = printer.toolhead.axis_maximum.x - bound %}
{% set y_min = printer.toolhead.axis_minimum.y + bound %}
{% set y_max = printer.toolhead.axis_maximum.y - bound %}
# Small pattern at center
# Find X/Y center point
{% set x_center = (printer.toolhead.axis_minimum.x|float + printer.toolhead.axis_maximum.x|float ) / 2 %}
{% set y_center = (printer.toolhead.axis_minimum.y|float + printer.toolhead.axis_maximum.y|float ) / 2 %}
# Set small pattern box around center point
{% set x_center_min = x_center - (smallpatternsize/2) %}
{% set x_center_max = x_center + (smallpatternsize/2) %}
{% set y_center_min = y_center - (smallpatternsize/2) %}
{% set y_center_max = y_center + (smallpatternsize/2) %}
# Save current gcode state (absolute/relative, etc)
SAVE_GCODE_STATE NAME = TEST_SPEED
# Output parameters to g-code terminal
{ action_respond_info("TEST_SPEED: starting %d iterations at speed %d, accel %d" % (iterations, speed, accel)) }
# Home and get position for comparison later:
M400 # Finish moves - https://github.com/AndrewEllis93/Print-Tuning-Guide/issues/66
G28
# QGL if not already QGLd (only if QGL section exists in config)
{% if printer.configfile.settings.quad_gantry_level %}
{% if printer.quad_gantry_level.applied = = False %}
QUAD_GANTRY_LEVEL
G28 Z
{% endif %}
{% endif %}
# Move 50mm away from max position and home again (to help with hall effect endstop accuracy - https://github.com/AndrewEllis93/Print-Tuning-Guide/issues/24)
G90
G1 X{printer.toolhead.axis_maximum.x-50} Y{printer.toolhead.axis_maximum.y-50} F{30*60}
M400 # Finish moves - https://github.com/AndrewEllis93/Print-Tuning-Guide/issues/66
G28 X Y
G0 X{printer.toolhead.axis_maximum.x-1} Y{printer.toolhead.axis_maximum.y-1} F{30*60}
G4 P1000
GET_POSITION
# Go to starting position
G0 X{x_min} Y{y_min} Z{bound + 10} F{speed*60}
# Set new limits
{% if printer.configfile.settings.printer.minimum_cruise_ratio is defined %}
SET_VELOCITY_LIMIT VELOCITY = {speed} ACCEL={accel} MINIMUM_CRUISE_RATIO={min_cruise_ratio}
{% else %}
SET_VELOCITY_LIMIT VELOCITY = {speed} ACCEL={accel} ACCEL_TO_DECEL={accel / 2}
{% endif %}
{% for i in range(iterations) %}
# Large pattern diagonals
G0 X{x_min} Y{y_min} F{speed*60}
G0 X{x_max} Y{y_max} F{speed*60}
G0 X{x_min} Y{y_min} F{speed*60}
G0 X{x_max} Y{y_min} F{speed*60}
G0 X{x_min} Y{y_max} F{speed*60}
G0 X{x_max} Y{y_min} F{speed*60}
# Large pattern box
G0 X{x_min} Y{y_min} F{speed*60}
G0 X{x_min} Y{y_max} F{speed*60}
G0 X{x_max} Y{y_max} F{speed*60}
G0 X{x_max} Y{y_min} F{speed*60}
# Small pattern diagonals
G0 X{x_center_min} Y{y_center_min} F{speed*60}
G0 X{x_center_max} Y{y_center_max} F{speed*60}
G0 X{x_center_min} Y{y_center_min} F{speed*60}
G0 X{x_center_max} Y{y_center_min} F{speed*60}
G0 X{x_center_min} Y{y_center_max} F{speed*60}
G0 X{x_center_max} Y{y_center_min} F{speed*60}
# Small pattern box
G0 X{x_center_min} Y{y_center_min} F{speed*60}
G0 X{x_center_min} Y{y_center_max} F{speed*60}
G0 X{x_center_max} Y{y_center_max} F{speed*60}
G0 X{x_center_max} Y{y_center_min} F{speed*60}
{% endfor %}
# Restore max speed/accel/accel_to_decel to their configured values
{% if printer.configfile.settings.printer.minimum_cruise_ratio is defined %}
SET_VELOCITY_LIMIT VELOCITY = {printer.configfile.settings.printer.max_velocity} ACCEL={printer.configfile.settings.printer.max_accel} MINIMUM_CRUISE_RATIO={printer.configfile.settings.printer.minimum_cruise_ratio}
{% else %}
SET_VELOCITY_LIMIT VELOCITY = {printer.configfile.settings.printer.max_velocity} ACCEL={printer.configfile.settings.printer.max_accel} ACCEL_TO_DECEL={printer.configfile.settings.printer.max_accel_to_decel}
{% endif %}
# Re-home and get position again for comparison:
M400 # Finish moves - https://github.com/AndrewEllis93/Print-Tuning-Guide/issues/66
G28 # This is a full G28 to fix an issue with CoreXZ - https://github.com/AndrewEllis93/Print-Tuning-Guide/issues/12
# Go to XY home positions (in case your homing override leaves it elsewhere)
G90
G0 X{printer.toolhead.axis_maximum.x-1} Y{printer.toolhead.axis_maximum.y-1} F{30*60}
G4 P1000
GET_POSITION
# Restore previous gcode state (absolute/relative, etc)
RESTORE_GCODE_STATE NAME = TEST_SPEED
