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FreeCAD/src/Mod/Path/PathScripts/PathMachine.py
sliptonic dff173cd1f Fixes for various gcode errors 
Some operations were still outputting even if disabled.
Nested comments caused trouble in linuxcnc
Machine was producing an initial move that was potentially dangerous
2016-06-11 10:51:27 -05:00

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Python
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# -*- coding: utf-8 -*-
# ***************************************************************************
# * *
# * Copyright (c) 2015 Dan Falck <ddfalck@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 *
# * *
# ***************************************************************************
''' A CNC machine object to define how code is posted '''
import FreeCAD
import Path
import PathScripts
from PathScripts import PathUtils
from PySide import QtCore, QtGui
import os
import sys
# Qt tanslation handling
try:
_encoding = QtGui.QApplication.UnicodeUTF8
def translate(context, text, disambig=None):
return QtGui.QApplication.translate(context, text, disambig, _encoding)
except AttributeError:
def translate(context, text, disambig=None):
return QtGui.QApplication.translate(context, text, disambig)
class Machine:
def __init__(self, obj):
obj.addProperty("App::PropertyString", "MachineName", "Base", "Name of the Machine that will use the CNC program")
obj.addProperty("App::PropertyFile", "PostProcessor", "CodeOutput", "Select the Post Processor file for this machine")
obj.addProperty("App::PropertyEnumeration", "MachineUnits", "CodeOutput", "Units that the machine works in, ie Metric or Inch")
obj.MachineUnits = ['Metric', 'Inch']
obj.addProperty("Path::PropertyTooltable", "Tooltable", "Base", "The tooltable used for this CNC program")
obj.addProperty("App::PropertyDistance", "X_Max", "Limits", "The Maximum distance in X the machine can travel")
obj.addProperty("App::PropertyDistance", "Y_Max", "Limits", "The Maximum distance in X the machine can travel")
obj.addProperty("App::PropertyDistance", "Z_Max", "Limits", "The Maximum distance in X the machine can travel")
obj.addProperty("App::PropertyDistance", "X_Min", "Limits", "The Minimum distance in X the machine can travel")
obj.addProperty("App::PropertyDistance", "Y_Min", "Limits", "The Minimum distance in X the machine can travel")
obj.addProperty("App::PropertyDistance", "Z_Min", "Limits", "The Minimum distance in X the machine can travel")
obj.addProperty("App::PropertyDistance", "X", "HomePosition", "Home position of machine, in X (mainly for visualization)")
obj.addProperty("App::PropertyDistance", "Y", "HomePosition", "Home position of machine, in Y (mainly for visualization)")
obj.addProperty("App::PropertyDistance", "Z", "HomePosition", "Home position of machine, in Z (mainly for visualization)")
obj.Proxy = self
mode = 2
obj.setEditorMode('Placement', mode)
def execute(self, obj):
obj.Label = "Machine_" + str(obj.MachineName)
# need to filter this path out in post- only for visualization
#gcode = 'G0 X' + str(obj.X.Value) + ' Y' + \
# str(obj.Y.Value) + ' Z' + str(obj.Z.Value)
gcode = '(' + str(obj.Label) + ')'
obj.Path = Path.Path(gcode)
def onChanged(self, obj, prop):
mode = 2
obj.setEditorMode('Placement', mode)
if prop == "PostProcessor":
sys.path.append(os.path.split(obj.PostProcessor)[0])
lessextn = os.path.splitext(obj.PostProcessor)[0]
postname = os.path.split(lessextn)[1]
exec "import %s as current_post" % postname
if hasattr(current_post, "UNITS"):
if current_post.UNITS == "G21":
obj.MachineUnits = "Metric"
else:
obj.MachineUnits = "Inch"
if hasattr(current_post, "MACHINE_NAME"):
obj.MachineName = current_post.MACHINE_NAME
if hasattr(current_post, "CORNER_MAX"):
obj.X_Max = current_post.CORNER_MAX['x']
obj.Y_Max = current_post.CORNER_MAX['y']
obj.Z_Max = current_post.CORNER_MAX['z']
if hasattr(current_post, "CORNER_MIN"):
obj.X_Min = current_post.CORNER_MIN['x']
obj.Y_Min = current_post.CORNER_MIN['y']
obj.Z_Min = current_post.CORNER_MIN['z']
if prop == "Tooltable":
proj = PathUtils.findProj()
for g in proj.Group:
if not(isinstance(g.Proxy, PathScripts.PathMachine.Machine)):
g.touch()
class _ViewProviderMachine:
def __init__(self, vobj):
vobj.Proxy = self
vobj.addProperty("App::PropertyBool", "ShowLimits", "Path", translate(
"ShowMinMaxTravel", "Switch the machine max and minimum travel bounding box on/off"))
mode = 2
vobj.setEditorMode('LineWidth', mode)
vobj.setEditorMode('MarkerColor', mode)
vobj.setEditorMode('NormalColor', mode)
vobj.setEditorMode('ShowFirstRapid', 0)
vobj.setEditorMode('DisplayMode', mode)
vobj.setEditorMode('BoundingBox', mode)
vobj.setEditorMode('Selectable', mode)
def __getstate__(self): # mandatory
return None
def __setstate__(self, state): # mandatory
return None
def getIcon(self): # optional
return ":/icons/Path-Machine.svg"
def attach(self, vobj):
from pivy import coin
self.extentsBox = coin.SoSeparator()
vobj.RootNode.addChild(self.extentsBox)
def onChanged(self, vobj, prop):
if prop == "ShowLimits":
self.extentsBox.removeAllChildren()
if vobj.ShowLimits and hasattr(vobj, "Object"):
from pivy import coin
parent = coin.SoType.fromName(
"SoSkipBoundingGroup").createInstance()
self.extentsBox.addChild(parent)
# set pattern
pattern = FreeCAD.ParamGet(
"User parameter:BaseApp/Preferences/Mod/Part").GetInt("GridLinePattern", 0x0f0f)
defStyle = coin.SoDrawStyle()
defStyle.lineWidth = 1
defStyle.linePattern = pattern
parent.addChild(defStyle)
# set color
c = FreeCAD.ParamGet(
"User parameter:BaseApp/Preferences/Mod/Path").GetUnsigned("DefaultExtentsColor", 3418866943)
r = float((c >> 24) & 0xFF) / 255.0
g = float((c >> 16) & 0xFF) / 255.0
b = float((c >> 8) & 0xFF) / 255.0
color = coin.SoBaseColor()
parent.addChild(color)
# set boundbox
extents = coin.SoType.fromName(
"SoFCBoundingBox").createInstance()
extents.coordsOn.setValue(False)
extents.dimensionsOn.setValue(False)
XMax, YMax, ZMax = vobj.Object.X_Max.Value, vobj.Object.Y_Max.Value, vobj.Object.Z_Max.Value
XMin, YMin, ZMin = vobj.Object.X_Min.Value, vobj.Object.Y_Min.Value, vobj.Object.Z_Min.Value
# UnitParams = FreeCAD.ParamGet(
# "User parameter:BaseApp/Preferences/Units")
extents.minBounds.setValue(XMax, YMax, ZMax)
extents.maxBounds.setValue(XMin, YMin, ZMin)
parent.addChild(extents)
mode = 2
vobj.setEditorMode('LineWidth', mode)
vobj.setEditorMode('MarkerColor', mode)
vobj.setEditorMode('NormalColor', mode)
vobj.setEditorMode('ShowFirstRapid', 0)
vobj.setEditorMode('DisplayMode', mode)
vobj.setEditorMode('BoundingBox', mode)
vobj.setEditorMode('Selectable', mode)
def updateData(self, vobj, prop): # optional
# this is executed when a property of the APP OBJECT changes
pass
def setEdit(self, vobj, mode=0): # optional
# this is executed when the object is double-clicked in the tree
pass
def unsetEdit(self, vobj, mode=0): # optional
# this is executed when the user cancels or terminates edit mode
pass
def doubleClicked(self, vobj):
from PathScripts import TooltableEditor
TooltableEditor.edit(vobj.Object.Name)
class CommandPathMachine:
def GetResources(self):
return {'Pixmap': 'Path-Machine',
'MenuText': QtCore.QT_TRANSLATE_NOOP("PathMachine", "Machine Object"),
'Accel': "P, M",
'ToolTip': QtCore.QT_TRANSLATE_NOOP("PathMachine", "Create a Machine object")}
def IsActive(self):
return FreeCAD.ActiveDocument is not None
def Activated(self):
FreeCAD.ActiveDocument.openTransaction(
translate("PathMachine", "Create a Machine object"))
CommandPathMachine.Create()
FreeCAD.ActiveDocument.commitTransaction()
FreeCAD.ActiveDocument.recompute()
@staticmethod
def Create():
obj = FreeCAD.ActiveDocument.addObject(
"Path::FeaturePython", "Machine")
Machine(obj)
_ViewProviderMachine(obj.ViewObject)
PathUtils.addToProject(obj)
UnitParams = FreeCAD.ParamGet(
"User parameter:BaseApp/Preferences/Units")
if UnitParams.GetInt('UserSchema') == 0:
obj.MachineUnits = 'Metric'
# metric mode
else:
obj.MachineUnits = 'Inch'
obj.ViewObject.ShowFirstRapid = False
return obj
if FreeCAD.GuiUp:
# register the FreeCAD command
import FreeCADGui
FreeCADGui.addCommand('Path_Machine', CommandPathMachine())
FreeCAD.Console.PrintLog("Loading PathMachine... done\n")
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