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https://git.mirrors.martin98.com/https://github.com/Ultimaker/Cura
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104 lines
4.0 KiB
Python
104 lines
4.0 KiB
Python
# Copyright (c) 2019 Ultimaker B.V.
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# The PostProcessingPlugin is released under the terms of the AGPLv3 or higher.
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from typing import List
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from ..Script import Script
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class FilamentChange(Script):
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_layer_keyword = ";LAYER:"
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def __init__(self):
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super().__init__()
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def getSettingDataString(self):
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return """{
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"name":"Filament Change",
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"key": "FilamentChange",
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"metadata": {},
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"version": 2,
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"settings":
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{
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"layer_number":
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{
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"label": "Layer",
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"description": "At what layer should color change occur. This will be before the layer starts printing. Specify multiple color changes with a comma.",
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"unit": "",
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"type": "str",
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"default_value": "1"
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},
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"initial_retract":
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{
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"label": "Initial Retraction",
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"description": "Initial filament retraction distance. The filament will be retracted with this amount before moving the nozzle away from the ongoing print.",
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"unit": "mm",
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"type": "float",
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"default_value": 30.0
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},
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"later_retract":
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{
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"label": "Later Retraction Distance",
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"description": "Later filament retraction distance for removal. The filament will be retracted all the way out of the printer so that you can change the filament.",
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"unit": "mm",
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"type": "float",
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"default_value": 300.0
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},
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"x_position":
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{
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"label": "X Position",
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"description": "Extruder X position. The print head will move here for filament change.",
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"unit": "mm",
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"type": "float",
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"default_value": 0
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},
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"y_position":
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{
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"label": "Y Position",
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"description": "Extruder Y position. The print head will move here for filament change.",
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"unit": "mm",
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"type": "float",
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"default_value": 0
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}
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}
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}"""
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def execute(self, data: List[str]):
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"""Inserts the filament change g-code at specific layer numbers.
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:param data: A list of layers of g-code.
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:return: A similar list, with filament change commands inserted.
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"""
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layer_nums = self.getSettingValueByKey("layer_number")
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initial_retract = self.getSettingValueByKey("initial_retract")
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later_retract = self.getSettingValueByKey("later_retract")
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x_pos = self.getSettingValueByKey("x_position")
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y_pos = self.getSettingValueByKey("y_position")
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color_change = "M600"
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if initial_retract is not None and initial_retract > 0.:
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color_change = color_change + (" E%.2f" % initial_retract)
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if later_retract is not None and later_retract > 0.:
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color_change = color_change + (" L%.2f" % later_retract)
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if x_pos is not None:
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color_change = color_change + (" X%.2f" % x_pos)
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if y_pos is not None:
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color_change = color_change + (" Y%.2f" % y_pos)
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color_change = color_change + " ; Generated by FilamentChange plugin\n"
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layer_targets = layer_nums.split(",")
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if len(layer_targets) > 0:
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for layer_num in layer_targets:
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try:
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layer_num = int(layer_num.strip()) + 1 #Needs +1 because the 1st layer is reserved for start g-code.
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except ValueError: #Layer number is not an integer.
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continue
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if 0 < layer_num < len(data):
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data[layer_num] = color_change + data[layer_num]
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return data |