Markus Lampert
251 lines
11 KiB
Python
251 lines
11 KiB
Python
# -*- coding: utf-8 -*-
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# ***************************************************************************
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# * *
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# * Copyright (c) 2014 Yorik van Havre <yorik@uncreated.net> *
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# * *
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# * This program is free software; you can redistribute it and/or modify *
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# * it under the terms of the GNU Lesser General Public License (LGPL) *
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# * as published by the Free Software Foundation; either version 2 of *
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# * the License, or (at your option) any later version. *
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# * for detail see the LICENCE text file. *
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# * *
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# * This program is distributed in the hope that it will be useful, *
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# * but WITHOUT ANY WARRANTY; without even the implied warranty of *
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# * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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# * GNU Library General Public License for more details. *
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# * *
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# * You should have received a copy of the GNU Library General Public *
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# * License along with this program; if not, write to the Free Software *
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# * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
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# * USA *
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# * *
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# ***************************************************************************
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import ArchPanel
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import FreeCAD
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import Part
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import Path
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import PathScripts.PathAreaOp as PathAreaOp
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import PathScripts.PathLog as PathLog
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import PathScripts.PathUtils as PathUtils
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import numpy
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from PathScripts.PathUtils import depth_params
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from PySide import QtCore
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PathLog.setLevel(PathLog.Level.DEBUG, PathLog.thisModule())
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PathLog.trackModule(PathLog.thisModule())
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# Qt tanslation handling
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def translate(context, text, disambig=None):
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return QtCore.QCoreApplication.translate(context, text, disambig)
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__title__ = "Path Profile Operation"
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__author__ = "sliptonic (Brad Collette)"
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__url__ = "http://www.freecadweb.org"
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"""Path Profile object and FreeCAD command"""
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class ObjectProfile(PathAreaOp.ObjectOp):
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def initOperation(self, obj):
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# Profile Properties
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obj.addProperty("App::PropertyEnumeration", "Side", "Profile", QtCore.QT_TRANSLATE_NOOP("App::Property", "Side of edge that tool should cut"))
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obj.Side = ['Inside', 'Outside'] # side of profile that cutter is on in relation to direction of profile
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obj.addProperty("App::PropertyEnumeration", "Direction", "Profile", QtCore.QT_TRANSLATE_NOOP("App::Property", "The direction that the toolpath should go around the part ClockWise CW or CounterClockWise CCW"))
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obj.Direction = ['CW', 'CCW'] # this is the direction that the profile runs
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obj.addProperty("App::PropertyBool", "UseComp", "Profile", QtCore.QT_TRANSLATE_NOOP("App::Property", "make True, if using Cutter Radius Compensation"))
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obj.addProperty("App::PropertyDistance", "OffsetExtra", "Profile", QtCore.QT_TRANSLATE_NOOP("App::Property", "Extra value to stay away from final profile- good for roughing toolpath"))
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obj.addProperty("App::PropertyBool", "processHoles", "Profile", QtCore.QT_TRANSLATE_NOOP("App::Property", "Profile holes as well as the outline"))
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obj.addProperty("App::PropertyBool", "processPerimeter", "Profile", QtCore.QT_TRANSLATE_NOOP("App::Property", "Profile the outline"))
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obj.addProperty("App::PropertyBool", "processCircles", "Profile", QtCore.QT_TRANSLATE_NOOP("App::Property", "Profile round holes"))
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obj.addProperty("App::PropertyEnumeration", "JoinType", "Profile", QtCore.QT_TRANSLATE_NOOP("App::Property", "Controls how tool moves around corners. Default=Round"))
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obj.JoinType = ['Round', 'Square', 'Miter'] # this is the direction that the Contour runs
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obj.addProperty("App::PropertyFloat", "MiterLimit", "Profile", QtCore.QT_TRANSLATE_NOOP("App::Property", "Maximum distance before a miter join is truncated"))
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obj.Proxy = self
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def opSetDefaultValues(self, obj):
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obj.Side = "Outside"
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obj.OffsetExtra = 0.0
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obj.Direction = "CW"
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obj.UseComp = True
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obj.processHoles = False
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obj.processPerimeter = True
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obj.JoinType = "Round"
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obj.MiterLimit = 0.1
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def onOpChanged(self, obj, prop):
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if prop == "UseComp":
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if not obj.UseComp:
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obj.setEditorMode('Side', 2)
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else:
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obj.setEditorMode('Side', 0)
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if prop == "JoinType":
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obj.setEditorMode('MiterLimit', 2)
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if obj.JoinType == 'Miter':
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obj.setEditorMode('MiterLimit', 0)
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if prop == 'Base' and len(obj.Base) == 1:
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try:
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(base, sub) = obj.Base[0]
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bb = base.BoundBox # parent boundbox
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subobj = base.getElement(sub)
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fbb = subobj.BoundBox # feature boundbox
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obj.StartDepth = bb.ZMax
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obj.ClearanceHeight = bb.ZMax + 5.0
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obj.SafeHeight = bb.ZMax + 3.0
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if fbb.ZMax == fbb.ZMin and fbb.ZMax == bb.ZMax: # top face
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obj.FinalDepth = bb.ZMin
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elif fbb.ZMax > fbb.ZMin and fbb.ZMax == bb.ZMax: # vertical face, full cut
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obj.FinalDepth = fbb.ZMin
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elif fbb.ZMax > fbb.ZMin and fbb.ZMin > bb.ZMin: # internal vertical wall
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obj.FinalDepth = fbb.ZMin
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elif fbb.ZMax == fbb.ZMin and fbb.ZMax > bb.ZMin: # face/shelf
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obj.FinalDepth = fbb.ZMin
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else: # catch all
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obj.FinalDepth = bb.ZMin
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if bb.XLength == fbb.XLength and bb.YLength == fbb.YLength:
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obj.Side = "Outside"
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else:
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obj.Side = "Inside"
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except Exception as e:
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PathLog.error(translate("PathPocket", "Error in calculating depths: %s" % e))
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obj.StartDepth = 5.0
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obj.ClearanceHeight = 10.0
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obj.SafeHeight = 8.0
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obj.Side = "Outside"
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def opFeatures(self, obj):
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return PathAreaOp.FeatureTool | PathAreaOp.FeatureDepths | PathAreaOp.FeatureHeights | PathAreaOp.FeatureStartPoint | PathAreaOp.FeatureBaseFaces
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def opUseProjection(self, obj):
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return True
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def opShapeForDepths(self, obj):
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job = PathUtils.findParentJob(obj)
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if job and job.Base:
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PathLog.debug("job=%s base=%s shape=%s" % (job, job.Base, job.Base.Shape))
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return job.Base.Shape
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PathLog.warning("No job object found (%s), or job has no Base." % job)
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return None
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def opAreaParams(self, obj, isHole):
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params = {}
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params['Fill'] = 0
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params['Coplanar'] = 2
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params['Offset'] = 0.0
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params['SectionCount'] = -1
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offsetval = 0
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if obj.UseComp:
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offsetval = self.radius + obj.OffsetExtra.Value
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if obj.Side == 'Inside':
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offsetval = 0 - offsetval
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if isHole:
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offsetval = 0 - offsetval
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params['Offset'] = offsetval
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jointype = ['Round', 'Square', 'Miter']
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params['JoinType'] = jointype.index(obj.JoinType)
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if obj.JoinType == 'Miter':
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params['MiterLimit'] = obj.MiterLimit
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return params
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def opPathParams(self, obj, isHole):
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params = {}
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# Reverse the direction for holes
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if isHole:
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direction = "CW" if obj.Direction == "CCW" else "CCW"
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else:
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direction = obj.Direction
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if direction == 'CCW':
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params['orientation'] = 0
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else:
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params['orientation'] = 1
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return params
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def opShapes(self, obj, commandlist):
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commandlist.append(Path.Command("(" + obj.Label + ")"))
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if obj.UseComp:
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commandlist.append(Path.Command("(Compensated Tool Path. Diameter: " + str(self.radius * 2) + ")"))
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else:
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commandlist.append(Path.Command("(Uncompensated Tool Path)"))
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job = PathUtils.findParentJob(obj)
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if not job or not job.Base:
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return
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baseobject = job.Base
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shapes = []
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if obj.Base: # The user has selected subobjects from the base. Process each.
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holes = []
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faces = []
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for b in obj.Base:
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for sub in b[1]:
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shape = getattr(b[0].Shape, sub)
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if isinstance(shape, Part.Face):
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faces.append(shape)
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if numpy.isclose(abs(shape.normalAt(0, 0).z), 1): # horizontal face
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holes += shape.Wires[1:]
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else:
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FreeCAD.Console.PrintWarning("found a base object which is not a face. Can't continue.")
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return
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for wire in holes:
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f = Part.makeFace(wire, 'Part::FaceMakerSimple')
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drillable = PathUtils.isDrillable(baseobject.Shape, wire)
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if (drillable and obj.processCircles) or (not drillable and obj.processHoles):
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env = PathUtils.getEnvelope(baseobject.Shape, subshape=f, depthparams=self.depthparams)
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shapes.append((env, True))
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if len(faces) > 0:
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profileshape = Part.makeCompound(faces)
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if obj.processPerimeter:
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env = PathUtils.getEnvelope(baseobject.Shape, subshape=profileshape, depthparams=self.depthparams)
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shapes.append((env, False))
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else: # Try to build targets from the job base
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if hasattr(baseobject, "Proxy"):
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if isinstance(baseobject.Proxy, ArchPanel.PanelSheet): # process the sheet
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if obj.processCircles or obj.processHoles:
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for shape in baseobject.Proxy.getHoles(baseobject, transform=True):
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for wire in shape.Wires:
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drillable = PathUtils.isDrillable(baseobject.Proxy, wire)
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if (drillable and obj.processCircles) or (not drillable and obj.processHoles):
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f = Part.makeFace(wire, 'Part::FaceMakerSimple')
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env = PathUtils.getEnvelope(baseobject.Shape, subshape=f, depthparams=self.depthparams)
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shapes.append((env, True))
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if obj.processPerimeter:
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for shape in baseobject.Proxy.getOutlines(baseobject, transform=True):
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for wire in shape.Wires:
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f = Part.makeFace(wire, 'Part::FaceMakerSimple')
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env = PathUtils.getEnvelope(baseobject.Shape, subshape=f, depthparams=self.depthparams)
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shapes.append((env, False))
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return shapes
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def Create(name):
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obj = FreeCAD.ActiveDocument.addObject("Path::FeaturePython", name)
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proxy = ObjectProfile(obj)
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return obj
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