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https://git.mirrors.martin98.com/https://github.com/Ultimaker/Cura
synced 2025-04-22 05:39:37 +08:00
c7b146c9fc
People are reporting that the retraction is reversed. We can't test it since we have no firmware that supports the command at all. So we'll just not make the retract distance negative. That seems more logical anyway if you read the documentation of M600 to the letter. Fixes #4249.
95 lines
3.8 KiB
Python
95 lines
3.8 KiB
Python
# Copyright (c) 2018 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 Optional, Tuple
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from UM.Logger import Logger
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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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}
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}"""
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def execute(self, data: list):
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"""data is a list. Each index contains a layer"""
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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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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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color_change = color_change + " ; Generated by FilamentChange plugin"
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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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layer_num = int(layer_num.strip())
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if layer_num <= len(data):
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index, layer_data = self._searchLayerData(data, layer_num - 1)
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if layer_data is None:
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Logger.log("e", "Could not found the layer")
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continue
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lines = layer_data.split("\n")
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lines.insert(2, color_change)
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final_line = "\n".join(lines)
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data[index] = final_line
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return data
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## This method returns the data corresponding with the indicated layer number, looking in the gcode for
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# the occurrence of this layer number.
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def _searchLayerData(self, data: list, layer_num: int) -> Tuple[int, Optional[str]]:
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for index, layer_data in enumerate(data):
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first_line = layer_data.split("\n")[0]
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# The first line should contain the layer number at the beginning.
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if first_line[:len(self._layer_keyword)] == self._layer_keyword:
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# If found the layer that we are looking for, then return the data
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if first_line[len(self._layer_keyword):] == str(layer_num):
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return index, layer_data
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return 0, None |