большой рефакторинг

Scripts/filament.cfg

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+#####
+# FILAMENT MANAGEMENT
+#####
+
+[gcode_macro UNLOAD_FILAMENT]
+description: Unloads the filament. Note: be careful with PETG, make sure you inspect the tip of your filament before reloading to avoid jams.
+gcode:
+	SAVE_GCODE_STATE NAME=unload_state
+	G91
+	{% if params.TEMP is defined or printer.extruder.can_extrude|lower == 'false' %}
+		M117 Heating...
+		# Heat up hotend to provided temp or 220 as default as that should work OK with most filaments.
+		M104 S{params.TEMP|default(220, true)}
+		TEMPERATURE_WAIT SENSOR=extruder MINIMUM={params.TEMP|default(220, true)}
+	{% endif %}
+	{% set unload_speed = printer["gcode_macro RatOS"].filament_unload_speed|float * 60 %}
+	{% set unload_length = printer["gcode_macro RatOS"].filament_unload_length|float %}
+	M117 Unloading filament...
+	# Extrude a bit
+	G0 E10 F300
+	# Extract filament to cold end area 
+	G0 E-3 F3600
+	# Wait for three seconds
+	G4 P3000
+	# Push back the filament to smash any stringing 
+	G0 E3 F3600
+	# Extract back fast in to the cold zone 
+	G0 E-10 F3600
+    G4 P1000
+	# Continue extraction slowly, allow the filament time to cool solid before it reaches the gears       
+	G0 E-{unload_length} F{unload_speed}
+	M117 Filament unloaded!
+	RESPOND MSG="Filament unloaded! Please inspect the tip of the filament before reloading."
+	RESTORE_GCODE_STATE NAME=unload_state
+
+[gcode_macro LOAD_FILAMENT]
+description: Loads new filament. Note: be careful with PETG, make sure you inspect the tip of your filament before loading to avoid jams.
+gcode:
+	SAVE_GCODE_STATE NAME=load_state
+	G91
+	# Heat up hotend to provided temp or 220 as default as that should work OK with most filaments.
+	{% if params.TEMP is defined or printer.extruder.can_extrude|lower == 'false' %}
+		FORCE_MOVE STEPPER=extruder DISTANCE=15 VELOCITY=10 ACCEL=1000
+		M117 Heating...
+		M104 S{params.TEMP|default(230, true)}
+		TEMPERATURE_WAIT SENSOR=extruder MINIMUM={params.TEMP|default(230, true)}
+	{% endif %}
+	{% set load_speed = printer["gcode_macro RatOS"].filament_load_speed|float * 60 %}
+	{% set load_length = printer["gcode_macro RatOS"].filament_load_length|float %}
+	{% set load_second_speed = printer["gcode_macro RatOS"].filament_load_second_speed|float * 60 %}
+	{% set load_second_length = printer["gcode_macro RatOS"].filament_load_second_length|float %}
+
+	M117 Loading filament...
+	# Load the filament into the hotend area.
+	G0 E{load_length} F{load_speed}
+	# Wait a secod
+	G4 P1000
+	# Purge
+	G0 E{load_second_length} F{load_second_speed}
+	#G0 E40 F100
+	# Wait for purge to complete
+	M400
+	M117 Filament loaded!
+	RESPOND MSG="Filament loaded!"
+	RESTORE_GCODE_STATE NAME=load_state