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985c397 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 | # SPDX-License-Identifier: LGPL-2.1-or-later
# ***************************************************************************
# * Copyright (c) 2014 sliptonic <shopinthewoods@gmail.com> *
# * Copyright (c) 2022 - 2025 Larry Woestman <LarryWoestman2@gmail.com> *
# * Copyright (c) 2024 Ondsel <development@ondsel.com> *
# * *
# * This file is part of the FreeCAD CAx development system. *
# * *
# * This program is free software; you can redistribute it and/or modify *
# * it under the terms of the GNU Lesser General Public License (LGPL) *
# * as published by the Free Software Foundation; either version 2 of *
# * the License, or (at your option) any later version. *
# * for detail see the LICENCE text file. *
# * *
# * FreeCAD is distributed in the hope that it will be useful, *
# * but WITHOUT ANY WARRANTY; without even the implied warranty of *
# * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
# * GNU Lesser General Public License for more details. *
# * *
# * You should have received a copy of the GNU Library General Public *
# * License along with FreeCAD; if not, write to the Free Software *
# * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
# * USA *
# * *
# ***************************************************************************
from typing import Any, Dict
from Path.Post.Processor import PostProcessor
import Path
import FreeCAD
translate = FreeCAD.Qt.translate
DEBUG = False
if DEBUG:
Path.Log.setLevel(Path.Log.Level.DEBUG, Path.Log.thisModule())
Path.Log.trackModule(Path.Log.thisModule())
else:
Path.Log.setLevel(Path.Log.Level.INFO, Path.Log.thisModule())
#
# Define some types that are used throughout this file.
#
Values = Dict[str, Any]
Visible = Dict[str, bool]
class Centroid(PostProcessor):
"""The Centroid post processor class."""
def __init__(
self,
job,
tooltip=translate("CAM", "Centroid post processor"),
tooltipargs=[""],
units="Metric",
) -> None:
super().__init__(
job=job,
tooltip=tooltip,
tooltipargs=tooltipargs,
units=units,
)
Path.Log.debug("Centroid post processor initialized.")
def init_values(self, values: Values) -> None:
"""Initialize values that are used throughout the postprocessor."""
#
super().init_values(values)
#
# Set any values here that need to override the default values set
# in the parent routine.
#
# Use 4 digits for axis precision by default.
#
values["AXIS_PRECISION"] = 4
values["DEFAULT_AXIS_PRECISION"] = 4
values["DEFAULT_INCH_AXIS_PRECISION"] = 4
#
# Use ";" as the comment symbol
#
values["COMMENT_SYMBOL"] = ";"
#
# Use 1 digit for feed precision by default.
#
values["FEED_PRECISION"] = 1
values["DEFAULT_FEED_PRECISION"] = 1
values["DEFAULT_INCH_FEED_PRECISION"] = 1
#
# This value usually shows up in the post_op comment as "Finish operation:".
# Change it to "End" to produce "End operation:".
#
values["FINISH_LABEL"] = "End"
#
# If this value is True, then a list of tool numbers
# with their labels are output just before the preamble.
#
values["LIST_TOOLS_IN_PREAMBLE"] = True
#
# Used in the argparser code as the "name" of the postprocessor program.
# This would normally show up in the usage message in the TOOLTIP_ARGS.
#
values["MACHINE_NAME"] = "Centroid"
#
# This list controls the order of parameters in a line during output.
# centroid doesn't want K properties on XY plane; Arcs need work.
#
values["PARAMETER_ORDER"] = [
"X",
"Y",
"Z",
"A",
"B",
"I",
"J",
"F",
"S",
"T",
"Q",
"R",
"L",
"H",
]
#
# Any commands in this value will be output as the last commands
# in the G-code file.
#
values["POSTAMBLE"] = """M99"""
values["POSTPROCESSOR_FILE_NAME"] = __name__
#
# Any commands in this value will be output after the header and
# safety block at the beginning of the G-code file.
#
values["PREAMBLE"] = """G53 G00 G17"""
#
# Output any messages.
#
values["REMOVE_MESSAGES"] = False
#
# Any commands in this value are output after the header but before the preamble,
# then again after the TOOLRETURN but before the POSTAMBLE.
#
values["SAFETYBLOCK"] = """G90 G80 G40 G49"""
#
# Do not show the current machine units just before the PRE_OPERATION.
#
values["SHOW_MACHINE_UNITS"] = False
#
# Do not show the current operation label just before the PRE_OPERATION.
#
values["SHOW_OPERATION_LABELS"] = False
#
# Do not output an M5 command to stop the spindle for tool changes.
#
values["STOP_SPINDLE_FOR_TOOL_CHANGE"] = False
#
# spindle off, height offset canceled, spindle retracted
# (M25 is a centroid command to retract spindle)
#
values[
"TOOLRETURN"
] = """M5
M25
G49 H0"""
#
# Default to not outputting a G43 following tool changes
#
values["USE_TLO"] = False
#
# This was in the original centroid postprocessor file
# but does not appear to be used anywhere.
#
# ZAXISRETURN = """G91 G28 X0 Z0 G90"""
#
def init_arguments_visible(self, arguments_visible: Visible) -> None:
"""Initialize which argument pairs are visible in TOOLTIP_ARGS."""
super().init_arguments_visible(arguments_visible)
#
# Modify the visibility of any arguments from the defaults here.
#
arguments_visible["axis-modal"] = False
arguments_visible["precision"] = False
arguments_visible["tlo"] = False
@property
def tooltip(self):
tooltip: str = """
This is a postprocessor file for the CAM workbench.
It is used to take a pseudo-gcode fragment from a CAM object
and output 'real' GCode suitable for a centroid 3 axis mill.
"""
return tooltip
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