Klipper-M600.cfg

# Macros for pausing, resuming and changing filament mid-print.

[gcode_macro M600]
gcode:
  CHANGE_FILAMENT  

[gcode_macro M601]
gcode:
    CHANGE_FILAMENT

[gcode_macro CHANGE_FILAMENT]
default_parameter_RESUME_SPEED: 1200
gcode:
  M117 Change Filament
  PAUSE
  M117

[gcode_macro PAUSE]
rename_existing: BASE_PAUSE
default_parameter_E: 1.7
gcode:
  LED_PAUSED
  {% set x_park = printer.toolhead.axis_minimum.x|float + 5.0 %}
  {% set y_park = printer.toolhead.axis_maximum.y|float - 15.0 %}
  {% set max_z = printer.toolhead.axis_maximum.z|float %}
  {% set act_z = printer.toolhead.position.z|float %}
  {% if act_z < (max_z - 40) %}
      {% set z_safe = 40 %}
  {% else %}
      {% set z_safe = max_z - act_z %}
  {% endif %}
  SAVE_GCODE_STATE NAME=PAUSE_state
  BASE_PAUSE
  G91
  G1 E-{E} F2100
  G1 Z{z_safe} F900
  G90
  G0 X{x_park} Y{y_park} F6000
  G91

[gcode_macro RESUME]
rename_existing: BASE_RESUME
default_parameter_E: 1.7
gcode:
  LED_PRINTING
  G91
  G1 E{E} F2100
  RESTORE_GCODE_STATE NAME=PAUSE_state
  BASE_RESUME