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Add wipe and variable for charging nozzle to prime line macro #6

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merged 1 commit into from
Nov 22, 2023
Merged

Add wipe and variable for charging nozzle to prime line macro #6

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7 changes: 6 additions & 1 deletion macros/helpers/prime_line.cfg
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,7 @@ gcode:
{% set prime_line_length = params.LINE_LENGTH|default(printer["gcode_macro _USER_VARIABLES"].prime_line_length)|float %}
{% set prime_line_purge_distance = params.PURGE_LENGTH|default(printer["gcode_macro _USER_VARIABLES"].prime_line_purge_distance)|float %}
{% set prime_line_flowrate = params.FLOWRATE|default(printer["gcode_macro _USER_VARIABLES"].prime_line_flowrate)|float %}
{% set charge_length = params.CHARGE_LENGTH|default(printer["gcode_macro _USER_VARIABLES"].charge_length)|float %}

# Set internal macro vars
{% set prime_line_x, prime_line_y = printer["gcode_macro _USER_VARIABLES"].prime_line_xy|map('float') %}
Expand All @@ -21,6 +22,8 @@ gcode:

{% set line_height = 0.6 %}

{% set wipe_length = prime_line_length * 0.8 %}

# some more Macro parameters after retrieving defaults
{% set prime_line_x = params.START_X|default(prime_line_x)|float %}
{% set prime_line_y = params.START_Y|default(prime_line_y)|float %}
Expand Down Expand Up @@ -82,14 +85,16 @@ gcode:

# Add pressure in the nozzle
G92 E0
G1 E18 F300
G1 E{charge_length} F300

# Prime line
G92 E0
{% if prime_line_direction == "X" %}
G1 X{prime_line_x + prime_line_length} E{prime_line_purge_distance} F{speed}
G1 X{prime_line_x + wipe_length} F{St}
{% elif prime_line_direction == "Y" %}
G1 Y{prime_line_y + prime_line_length} E{prime_line_purge_distance} F{speed}
G1 Y{prime_line_y + wipe_length} F{St}
{% else %}
{ action_respond_error("Prime line direction is not valid. Choose either X or Y in the variables.cfg file!") }
{% endif %}
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1 change: 1 addition & 0 deletions user_templates/variables.cfg
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Expand Up @@ -60,6 +60,7 @@ variable_prime_line_direction: "X" # can also be set to "Y"
variable_prime_line_length: 40 # length of the prime line on the bed (in mm)
variable_prime_line_purge_distance: 30 # length of filament to purge (in mm)
variable_prime_line_flowrate: 10 # mm3/s used for the prime line
variable_charge_length: 18 # length of filament to pressurize the nozzle before starting the move

## Park position used when pause, end_print, etc...
variable_park_position_xy: -1, -1
Expand Down