Files
create/src/Mod/Path/PathScripts/PathAreaOp.py

259 lines
10 KiB
Python

# -*- coding: utf-8 -*-
# ***************************************************************************
# * *
# * Copyright (c) 2017 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 PathScripts.PathLog as PathLog
import PathScripts.PathUtils as PathUtils
import Path
from PathScripts.PathUtils import depth_params
from PathScripts.PathUtils import makeWorkplane
from PathScripts.PathUtils import waiting_effects
from PySide import QtCore
__title__ = "Base class for PathArea based operations."
__author__ = "sliptonic (Brad Collette)"
__url__ = "http://www.freecadweb.org"
PathLog.setLevel(PathLog.Level.DEBUG, PathLog.thisModule())
PathLog.trackModule()
# Qt tanslation handling
def translate(context, text, disambig=None):
return QtCore.QCoreApplication.translate(context, text, disambig)
FeatureTool = 0x01
FeatureDepths = 0x02
FeatureHeights = 0x04
FeatureStartPoint = 0x08
class ObjectOp(object):
def __init__(self, obj):
PathLog.track()
obj.addProperty("App::PropertyBool", "Active", "Path", QtCore.QT_TRANSLATE_NOOP("App::Property", "Make False, to prevent operation from generating code"))
obj.addProperty("App::PropertyString", "Comment", "Path", QtCore.QT_TRANSLATE_NOOP("App::Property", "An optional comment for this Contour"))
if FeatureTool & self.opFeatures(obj):
obj.addProperty("App::PropertyLink", "ToolController", "Path", QtCore.QT_TRANSLATE_NOOP("App::Property", "The tool controller that will be used to calculate the path"))
if FeatureDepths & self.opFeatures(obj):
obj.addProperty("App::PropertyDistance", "StepDown", "Depth", QtCore.QT_TRANSLATE_NOOP("App::Property", "Incremental Step Down of Tool"))
obj.addProperty("App::PropertyDistance", "StartDepth", "Depth", QtCore.QT_TRANSLATE_NOOP("App::Property", "Starting Depth of Tool- first cut depth in Z"))
obj.addProperty("App::PropertyDistance", "FinalDepth", "Depth", QtCore.QT_TRANSLATE_NOOP("App::Property", "Final Depth of Tool- lowest value in Z"))
if FeatureHeights & self.opFeatures(obj):
obj.addProperty("App::PropertyDistance", "ClearanceHeight", "Depth", QtCore.QT_TRANSLATE_NOOP("App::Property", "The height needed to clear clamps and obstructions"))
obj.addProperty("App::PropertyDistance", "SafeHeight", "Depth", QtCore.QT_TRANSLATE_NOOP("App::Property", "Rapid Safety Height between locations."))
if FeatureStartPoint & self.opFeatures(obj):
obj.addProperty("App::PropertyVector", "StartPoint", "Start Point", QtCore.QT_TRANSLATE_NOOP("App::Property", "The start point of this path"))
obj.addProperty("App::PropertyBool", "UseStartPoint", "Start Point", QtCore.QT_TRANSLATE_NOOP("App::Property", "make True, if specifying a Start Point"))
# Debugging
obj.addProperty("App::PropertyString", "AreaParams", "Path")
obj.setEditorMode('AreaParams', 2) # hide
obj.addProperty("App::PropertyString", "PathParams", "Path")
obj.setEditorMode('PathParams', 2) # hide
obj.addProperty("Part::PropertyPartShape", "removalshape", "Path")
obj.setEditorMode('removalshape', 2) # hide
self.initOperation(obj)
obj.Proxy = self
def __getstate__(self):
return None
def __setstate__(self, state):
return None
def opFeatures(self, obj):
return FeatureTool | FeatureDepths | FeatureHeights | FeatureStartPoint
def onChanged(self, obj, prop):
if prop in ['AreaParams', 'PathParams', 'removalshape']:
obj.setEditorMode(prop, 2)
self.opOnChanged(obj, prop)
def setDefaultValues(self, obj):
PathUtils.addToJob(obj)
obj.Active = True
if FeatureTool & self.opFeatures(obj):
obj.ToolController = PathUtils.findToolController(obj)
if FeatureDepths & self.opFeatures(obj):
try:
shape = self.opShapeForDepths(obj)
except:
shape = None
if shape:
bb = shape.BoundBox
obj.StartDepth = bb.ZMax
obj.FinalDepth = bb.ZMin
obj.StepDown = 1.0
else:
obj.StartDepth = 1.0
obj.FinalDepth = 0.0
obj.StepDown = 1.0
if FeatureHeights & self.opFeatures(obj):
try:
shape = self.opShapeForDepths(obj)
except:
shape = None
if shape:
bb = shape.BoundBox
obj.ClearanceHeight = bb.ZMax + 5.0
obj.SafeHeight = bb.ZMax + 3.0
else:
obj.ClearanceHeight = 10.0
obj.SafeHeight = 8.0
if FeatureStartPoint & self.opFeatures(obj):
obj.UseStartPoint = False
self.opSetDefaultValues(obj)
@waiting_effects
def _buildPathArea(self, obj, baseobject, start=None, getsim=False):
PathLog.track()
area = Path.Area()
area.setPlane(makeWorkplane(baseobject))
area.add(baseobject)
areaParams = {'Fill': 0, 'Coplanar': 2}
areaParams = self.opAreaParams(obj)
heights = [i for i in self.depthparams]
PathLog.debug('depths: {}'.format(heights))
area.setParams(**areaParams)
obj.AreaParams = str(area.getParams())
PathLog.debug("Area with params: {}".format(area.getParams()))
sections = area.makeSections(mode=0, project=True, heights=heights)
shapelist = [sec.getShape() for sec in sections]
pathParams = self.opPathParams(obj)
pathParams['shapes'] = shapelist
pathParams['feedrate'] = self.horizFeed
pathParams['feedrate_v'] = self.vertFeed
pathParams['verbose'] = True
pathParams['resume_height'] = obj.StepDown.Value
pathParams['retraction'] = obj.ClearanceHeight.Value
pathParams['return_end'] = True
if self.endVector is not None:
pathParams['start'] = self.endVector
elif obj.UseStartPoint:
pathParams['start'] = obj.StartPoint
obj.PathParams = str({key: value for key, value in pathParams.items() if key != 'shapes'})
(pp, end_vector) = Path.fromShapes(**pathParams)
PathLog.debug('pp: {}, end vector: {}'.format(pp, end_vector))
self.endVector = end_vector
simobj = None
if getsim:
areaParams['Thicken'] = True
areaParams['ToolRadius'] = self.radius - self.radius * .005
area.setParams(**areaParams)
sec = area.makeSections(mode=0, project=False, heights=heights)[-1].getShape()
simobj = sec.extrude(FreeCAD.Vector(0, 0, baseobject.BoundBox.ZMax))
return pp, simobj
def execute(self, obj, getsim=False):
PathLog.track()
self.endVector = None
if not obj.Active:
path = Path.Path("(inactive operation)")
obj.Path = path
if obj.ViewObject:
obj.ViewObject.Visibility = False
return
self.depthparams = depth_params(
clearance_height=obj.ClearanceHeight.Value,
safe_height=obj.SafeHeight.Value,
start_depth=obj.StartDepth.Value,
step_down=obj.StepDown.Value,
z_finish_step=0.0,
final_depth=obj.FinalDepth.Value,
user_depths=None)
toolLoad = obj.ToolController
if toolLoad is None or toolLoad.ToolNumber == 0:
FreeCAD.Console.PrintError("No Tool Controller is selected. We need a tool to build a Path.")
return
else:
self.vertFeed = toolLoad.VertFeed.Value
self.horizFeed = toolLoad.HorizFeed.Value
self.vertRapid = toolLoad.VertRapid.Value
self.horizRapid = toolLoad.HorizRapid.Value
tool = toolLoad.Proxy.getTool(toolLoad)
if not tool or tool.Diameter == 0:
FreeCAD.Console.PrintError("No Tool found or diameter is zero. We need a tool to build a Path.")
return
else:
self.radius = tool.Diameter/2
commandlist = []
commandlist.append(Path.Command("(" + obj.Label + ")"))
shape = self.opShape(obj, commandlist)
if FeatureStartPoint and obj.UseStartPoint:
start = obj.StartPoint
else:
start = FreeCAD.Vector()
try:
(pp, sim) = self._buildPathArea(obj, shape, start, getsim)
commandlist.extend(pp.Commands)
except Exception as e:
FreeCAD.Console.PrintError(e)
FreeCAD.Console.PrintError("Something unexpected happened. Check project and tool config.")
sim = None
# Let's finish by rapid to clearance...just for safety
commandlist.append(Path.Command("G0", {"Z": obj.ClearanceHeight.Value}))
PathLog.track()
path = Path.Path(commandlist)
obj.Path = path
return sim