freecad-cam/Mod/CAM/Path/Base/FeedRate.py
2026-02-01 01:59:24 +01:00

86 lines
3.8 KiB
Python

# -*- coding: utf-8 -*-
# ***************************************************************************
# * Copyright (c) 2021 sliptonic <shopinthewoods@gmail.com> *
# * *
# * 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. *
# * *
# * This program 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 Library General Public License for more details. *
# * *
# * You should have received a copy of the GNU Library General Public *
# * License along with this program; if not, write to the Free Software *
# * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
# * USA *
# * *
# ***************************************************************************
import FreeCAD
import Path
import Path.Base.MachineState as PathMachineState
import Part
__title__ = "Feed Rate Helper Utility"
__author__ = "sliptonic (Brad Collette)"
__url__ = "https://www.freecad.org"
__doc__ = "Helper for adding Feed Rate to Path Commands"
"""
TODO: This needs to be able to handle feedrates for axes other than X,Y,Z
"""
if False:
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())
def setFeedRate(commandlist, ToolController):
"""Set the appropriate feed rate for a list of Path commands using the information from a Tool Controller
Every motion command in the list will have a feed rate parameter added or overwritten based
on the information stored in the tool controller. If a motion is a plunge (vertical) motion, the
VertFeed value will be used, otherwise the HorizFeed value will be used instead."""
def _isVertical(currentposition, command):
x = command.Parameters["X"] if "X" in command.Parameters else currentposition.x
y = command.Parameters["Y"] if "Y" in command.Parameters else currentposition.y
z = command.Parameters["Z"] if "Z" in command.Parameters else currentposition.z
endpoint = FreeCAD.Vector(x, y, z)
if Path.Geom.pointsCoincide(currentposition, endpoint):
return True
return Path.Geom.isVertical(Part.makeLine(currentposition, endpoint))
machine = PathMachineState.MachineState()
for command in commandlist:
if command.Name not in Path.Geom.CmdMoveAll:
continue
if _isVertical(machine.getPosition(), command):
rate = (
ToolController.VertRapid.Value
if command.Name in Path.Geom.CmdMoveRapid
else ToolController.VertFeed.Value
)
else:
rate = (
ToolController.HorizRapid.Value
if command.Name in Path.Geom.CmdMoveRapid
else ToolController.HorizFeed.Value
)
params = command.Parameters
params["F"] = rate
command.Parameters = params
machine.addCommand(command)
return commandlist