10b5cbc115
This `ns` fix might need further attention after testing. The section to which it pertains deals with optimizing rotations between ops with similar rotational axes.
1020 lines
44 KiB
Python
1020 lines
44 KiB
Python
# -*- coding: utf-8 -*-
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# ***************************************************************************
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# * *
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# * Copyright (c) 2017 sliptonic <shopinthewoods@gmail.com> *
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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 FreeCAD
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import Path
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import PathScripts.PathLog as PathLog
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import PathScripts.PathOp as PathOp
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import PathScripts.PathUtils as PathUtils
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import PathScripts.PathGeom as PathGeom
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import math
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from PySide import QtCore
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# lazily loaded modules
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from lazy_loader.lazy_loader import LazyLoader
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Draft = LazyLoader('Draft', globals(), 'Draft')
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Part = LazyLoader('Part', globals(), 'Part')
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if FreeCAD.GuiUp:
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import FreeCADGui
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__title__ = "Base class for PathArea based operations."
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__author__ = "sliptonic (Brad Collette)"
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__url__ = "http://www.freecadweb.org"
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__doc__ = "Base class and properties for Path.Area based operations."
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LOGLEVEL = PathLog.Level.INFO
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PathLog.setLevel(LOGLEVEL, PathLog.thisModule())
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if LOGLEVEL is PathLog.Level.DEBUG:
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PathLog.trackModule()
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# Qt translation 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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class ObjectOp(PathOp.ObjectOp):
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'''Base class for all Path.Area based operations.
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Provides standard features including debugging properties AreaParams,
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PathParams and removalshape, all hidden.
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The main reason for existence is to implement the standard interface
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to Path.Area so subclasses only have to provide the shapes for the
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operations.'''
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def opFeatures(self, obj):
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'''opFeatures(obj) ... returns the base features supported by all Path.Area based operations.
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The standard feature list is OR'ed with the return value of areaOpFeatures().
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Do not overwrite, implement areaOpFeatures(obj) instead.'''
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return PathOp.FeatureTool | PathOp.FeatureDepths | PathOp.FeatureStepDown | PathOp.FeatureHeights | PathOp.FeatureStartPoint | self.areaOpFeatures(obj) | PathOp.FeatureCoolant
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def areaOpFeatures(self, obj):
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'''areaOpFeatures(obj) ... overwrite to add operation specific features.
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Can safely be overwritten by subclasses.'''
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# pylint: disable=unused-argument
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return 0
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def initOperation(self, obj):
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'''initOperation(obj) ... sets up standard Path.Area properties and calls initAreaOp().
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Do not overwrite, overwrite initAreaOp(obj) instead.'''
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PathLog.track()
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# These are static while document is open, if it contains a 3D Surface Op
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self.initWithRotation = False
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# Debugging
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obj.addProperty("App::PropertyString", "AreaParams", "Path")
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obj.setEditorMode('AreaParams', 2) # hide
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obj.addProperty("App::PropertyString", "PathParams", "Path")
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obj.setEditorMode('PathParams', 2) # hide
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obj.addProperty("Part::PropertyPartShape", "removalshape", "Path")
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obj.setEditorMode('removalshape', 2) # hide
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# obj.Proxy = self
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self.setupAdditionalProperties(obj)
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self.initAreaOp(obj)
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def setupAdditionalProperties(self, obj):
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if not hasattr(obj, 'EnableRotation'):
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obj.addProperty("App::PropertyEnumeration", "EnableRotation", "Rotation", QtCore.QT_TRANSLATE_NOOP("App::Property", "Enable rotation to gain access to pockets/areas not normal to Z axis."))
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obj.EnableRotation = ['Off', 'A(x)', 'B(y)', 'A & B']
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def initAreaOp(self, obj):
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'''initAreaOp(obj) ... overwrite if the receiver class needs initialisation.
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Can safely be overwritten by subclasses.'''
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pass # pylint: disable=unnecessary-pass
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def areaOpShapeForDepths(self, obj, job):
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'''areaOpShapeForDepths(obj) ... returns the shape used to make an initial calculation for the depths being used.
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The default implementation returns the job's Base.Shape'''
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if job:
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if job.Stock:
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PathLog.debug("job=%s base=%s shape=%s" % (job, job.Stock, job.Stock.Shape))
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return job.Stock.Shape
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else:
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PathLog.warning(translate("PathAreaOp", "job %s has no Base.") % job.Label)
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else:
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PathLog.warning(translate("PathAreaOp", "no job for op %s found.") % obj.Label)
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return None
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def areaOpOnChanged(self, obj, prop):
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'''areaOpOnChanged(obj, porp) ... overwrite to process operation specific changes to properties.
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Can safely be overwritten by subclasses.'''
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pass # pylint: disable=unnecessary-pass
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def opOnChanged(self, obj, prop):
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'''opOnChanged(obj, prop) ... base implementation of the notification framework - do not overwrite.
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The base implementation takes a stab at determining Heights and Depths if the operations's Base
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changes.
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Do not overwrite, overwrite areaOpOnChanged(obj, prop) instead.'''
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# PathLog.track(obj.Label, prop)
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if prop in ['AreaParams', 'PathParams', 'removalshape']:
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obj.setEditorMode(prop, 2)
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if prop == 'Base' and len(obj.Base) == 1:
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(base, sub) = obj.Base[0]
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bb = base.Shape.BoundBox # parent boundbox
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subobj = base.Shape.getElement(sub[0])
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fbb = subobj.BoundBox # feature boundbox
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if hasattr(obj, 'Side'):
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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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self.areaOpOnChanged(obj, prop)
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def opOnDocumentRestored(self, obj):
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for prop in ['AreaParams', 'PathParams', 'removalshape']:
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if hasattr(obj, prop):
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obj.setEditorMode(prop, 2)
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self.setupAdditionalProperties(obj)
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self.areaOpOnDocumentRestored(obj)
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def areaOpOnDocumentRestored(self, obj):
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'''areaOpOnDocumentRestored(obj) ... overwrite to fully restore receiver'''
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pass # pylint: disable=unnecessary-pass
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def opSetDefaultValues(self, obj, job):
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'''opSetDefaultValues(obj) ... base implementation, do not overwrite.
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The base implementation sets the depths and heights based on the
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areaOpShapeForDepths() return value.
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Do not overwrite, overwrite areaOpSetDefaultValues(obj, job) instead.'''
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PathLog.debug("opSetDefaultValues(%s, %s)" % (obj.Label, job.Label))
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# Initial setting for EnableRotation is taken from Job settings/SetupSheet
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# User may override on per-operation basis as needed.
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if hasattr(job.SetupSheet, 'SetupEnableRotation'):
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obj.EnableRotation = job.SetupSheet.SetupEnableRotation
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else:
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obj.EnableRotation = 'Off'
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PathLog.debug("opSetDefaultValues(): Enable Rotation: {}".format(obj.EnableRotation))
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if PathOp.FeatureDepths & self.opFeatures(obj):
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try:
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shape = self.areaOpShapeForDepths(obj, job)
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except Exception as ee: # pylint: disable=broad-except
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PathLog.error(ee)
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shape = None
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# Set initial start and final depths
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if shape is None:
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PathLog.debug("shape is None")
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startDepth = 1.0
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finalDepth = 0.0
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else:
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bb = job.Stock.Shape.BoundBox
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startDepth = bb.ZMax
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finalDepth = bb.ZMin
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# Adjust start and final depths if rotation is enabled
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if obj.EnableRotation != 'Off':
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self.initWithRotation = True
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self.stockBB = PathUtils.findParentJob(obj).Stock.Shape.BoundBox # pylint: disable=attribute-defined-outside-init
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# Calculate rotational distances/radii
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opHeights = self.opDetermineRotationRadii(obj) # return is list with tuples [(xRotRad, yRotRad, zRotRad), (clrOfst, safOfset)]
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(xRotRad, yRotRad, zRotRad) = opHeights[0] # pylint: disable=unused-variable
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PathLog.debug("opHeights[0]: " + str(opHeights[0]))
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PathLog.debug("opHeights[1]: " + str(opHeights[1]))
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if obj.EnableRotation == 'A(x)':
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startDepth = xRotRad
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if obj.EnableRotation == 'B(y)':
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startDepth = yRotRad
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else:
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startDepth = max(xRotRad, yRotRad)
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finalDepth = -1 * startDepth
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obj.StartDepth.Value = startDepth
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obj.FinalDepth.Value = finalDepth
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obj.OpStartDepth.Value = startDepth
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obj.OpFinalDepth.Value = finalDepth
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PathLog.debug("Default OpDepths are Start: {}, and Final: {}".format(obj.OpStartDepth.Value, obj.OpFinalDepth.Value))
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PathLog.debug("Default Depths are Start: {}, and Final: {}".format(startDepth, finalDepth))
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self.areaOpSetDefaultValues(obj, job)
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def areaOpSetDefaultValues(self, obj, job):
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'''areaOpSetDefaultValues(obj, job) ... overwrite to set initial values of operation specific properties.
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Can safely be overwritten by subclasses.'''
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pass # pylint: disable=unnecessary-pass
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def _buildPathArea(self, obj, baseobject, isHole, start, getsim):
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'''_buildPathArea(obj, baseobject, isHole, start, getsim) ... internal function.'''
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# pylint: disable=unused-argument
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PathLog.track()
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area = Path.Area()
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area.setPlane(PathUtils.makeWorkplane(baseobject))
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area.add(baseobject)
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areaParams = self.areaOpAreaParams(obj, isHole) # pylint: disable=assignment-from-no-return
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if hasattr(obj, 'ExpandProfile') and obj.ExpandProfile != 0:
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areaParams = self.areaOpAreaParamsExpandProfile(obj, isHole) # pylint: disable=assignment-from-no-return
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heights = [i for i in self.depthparams]
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PathLog.debug('depths: {}'.format(heights))
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area.setParams(**areaParams)
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obj.AreaParams = str(area.getParams())
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PathLog.debug("Area with params: {}".format(area.getParams()))
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sections = area.makeSections(mode=0, project=self.areaOpUseProjection(obj), heights=heights)
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PathLog.debug("sections = %s" % sections)
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shapelist = [sec.getShape() for sec in sections]
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PathLog.debug("shapelist = %s" % shapelist)
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pathParams = self.areaOpPathParams(obj, isHole) # pylint: disable=assignment-from-no-return
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pathParams['shapes'] = shapelist
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pathParams['feedrate'] = self.horizFeed
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pathParams['feedrate_v'] = self.vertFeed
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pathParams['verbose'] = True
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pathParams['resume_height'] = obj.SafeHeight.Value
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pathParams['retraction'] = obj.ClearanceHeight.Value
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pathParams['return_end'] = True
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# Note that emitting preambles between moves breaks some dressups and prevents path optimization on some controllers
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pathParams['preamble'] = False
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if not self.areaOpRetractTool(obj):
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pathParams['threshold'] = 2.001 * self.radius
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if self.endVector is not None:
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pathParams['start'] = self.endVector
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elif PathOp.FeatureStartPoint & self.opFeatures(obj) and obj.UseStartPoint:
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pathParams['start'] = obj.StartPoint
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obj.PathParams = str({key: value for key, value in pathParams.items() if key != 'shapes'})
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PathLog.debug("Path with params: {}".format(obj.PathParams))
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(pp, end_vector) = Path.fromShapes(**pathParams)
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PathLog.debug('pp: {}, end vector: {}'.format(pp, end_vector))
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self.endVector = end_vector # pylint: disable=attribute-defined-outside-init
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simobj = None
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if getsim:
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areaParams['Thicken'] = True
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areaParams['ToolRadius'] = self.radius - self.radius * .005
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area.setParams(**areaParams)
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sec = area.makeSections(mode=0, project=False, heights=heights)[-1].getShape()
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simobj = sec.extrude(FreeCAD.Vector(0, 0, baseobject.BoundBox.ZMax))
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return pp, simobj
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def _buildProfileOpenEdges(self, obj, edgeList, isHole, start, getsim):
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'''_buildPathArea(obj, edgeList, isHole, start, getsim) ... internal function.'''
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# pylint: disable=unused-argument
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PathLog.track()
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paths = []
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heights = [i for i in self.depthparams]
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PathLog.debug('depths: {}'.format(heights))
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lstIdx = len(heights) - 1
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for i in range(0, len(heights)):
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for baseShape in edgeList:
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hWire = Part.Wire(Part.__sortEdges__(baseShape.Edges))
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hWire.translate(FreeCAD.Vector(0, 0, heights[i] - hWire.BoundBox.ZMin))
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pathParams = {} # pylint: disable=assignment-from-no-return
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pathParams['shapes'] = [hWire]
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pathParams['feedrate'] = self.horizFeed
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pathParams['feedrate_v'] = self.vertFeed
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pathParams['verbose'] = True
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pathParams['resume_height'] = obj.SafeHeight.Value
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pathParams['retraction'] = obj.ClearanceHeight.Value
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pathParams['return_end'] = True
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# Note that emitting preambles between moves breaks some dressups and prevents path optimization on some controllers
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pathParams['preamble'] = False
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if self.endVector is None:
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V = hWire.Wires[0].Vertexes
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lv = len(V) - 1
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pathParams['start'] = FreeCAD.Vector(V[0].X, V[0].Y, V[0].Z)
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if obj.Direction == 'CCW':
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pathParams['start'] = FreeCAD.Vector(V[lv].X, V[lv].Y, V[lv].Z)
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else:
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pathParams['start'] = self.endVector
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obj.PathParams = str({key: value for key, value in pathParams.items() if key != 'shapes'})
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PathLog.debug("Path with params: {}".format(obj.PathParams))
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(pp, end_vector) = Path.fromShapes(**pathParams)
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paths.extend(pp.Commands)
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PathLog.debug('pp: {}, end vector: {}'.format(pp, end_vector))
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self.endVector = end_vector # pylint: disable=attribute-defined-outside-init
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simobj = None
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if getsim and False:
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areaParams['ToolRadius'] = self.radius - self.radius * .005
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area.setParams(**areaParams)
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sec = area.makeSections(mode=0, project=False, heights=heights)[-1].getShape()
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simobj = sec.extrude(FreeCAD.Vector(0, 0, baseobject.BoundBox.ZMax))
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return paths, simobj
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def opExecute(self, obj, getsim=False): # pylint: disable=arguments-differ
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'''opExecute(obj, getsim=False) ... implementation of Path.Area ops.
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determines the parameters for _buildPathArea().
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Do not overwrite, implement
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areaOpAreaParams(obj, isHole) ... op specific area param dictionary
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areaOpPathParams(obj, isHole) ... op specific path param dictionary
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areaOpShapes(obj) ... the shape for path area to process
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areaOpUseProjection(obj) ... return true if operation can use projection
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instead.'''
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PathLog.track()
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# Instantiate class variables for operation reference
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self.endVector = None # pylint: disable=attribute-defined-outside-init
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self.rotateFlag = False # pylint: disable=attribute-defined-outside-init
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self.leadIn = 2.0 # pylint: disable=attribute-defined-outside-init
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self.cloneNames = [] # pylint: disable=attribute-defined-outside-init
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self.guiMsgs = [] # pylint: disable=attribute-defined-outside-init
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self.tempObjectNames = [] # pylint: disable=attribute-defined-outside-init
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self.stockBB = PathUtils.findParentJob(obj).Stock.Shape.BoundBox # pylint: disable=attribute-defined-outside-init
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self.useTempJobClones('Delete') # Clear temporary group and recreate for temp job clones
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self.rotStartDepth = None # pylint: disable=attribute-defined-outside-init
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if obj.EnableRotation != 'Off':
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# Calculate operation heights based upon rotation radii
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opHeights = self.opDetermineRotationRadii(obj)
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(self.xRotRad, self.yRotRad, self.zRotRad) = opHeights[0] # pylint: disable=attribute-defined-outside-init
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(self.clrOfset, self.safOfst) = opHeights[1] # pylint: disable=attribute-defined-outside-init
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# Set clearance and safe heights based upon rotation radii
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if obj.EnableRotation == 'A(x)':
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strDep = self.xRotRad
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elif obj.EnableRotation == 'B(y)':
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strDep = self.yRotRad
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else:
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strDep = max(self.xRotRad, self.yRotRad)
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finDep = -1 * strDep
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self.rotStartDepth = strDep
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obj.ClearanceHeight.Value = strDep + self.clrOfset
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obj.SafeHeight.Value = strDep + self.safOfst
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# Create visual axes when debugging.
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if PathLog.getLevel(PathLog.thisModule()) == 4:
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self.visualAxis()
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else:
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strDep = obj.StartDepth.Value
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finDep = obj.FinalDepth.Value
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# Set axial feed rates based upon horizontal feed rates
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safeCircum = 2 * math.pi * obj.SafeHeight.Value
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self.axialFeed = 360 / safeCircum * self.horizFeed # pylint: disable=attribute-defined-outside-init
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self.axialRapid = 360 / safeCircum * self.horizRapid # pylint: disable=attribute-defined-outside-init
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# Initiate depthparams and calculate operation heights for rotational operation
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self.depthparams = self._customDepthParams(obj, obj.StartDepth.Value, obj.FinalDepth.Value)
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# Set start point
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if PathOp.FeatureStartPoint & self.opFeatures(obj) and obj.UseStartPoint:
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start = obj.StartPoint
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else:
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start = None
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aOS = self.areaOpShapes(obj) # pylint: disable=assignment-from-no-return
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# Adjust tuples length received from other PathWB tools/operations beside PathPocketShape
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shapes = []
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for shp in aOS:
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if len(shp) == 2:
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(fc, iH) = shp
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# fc, iH, sub, angle, axis, strtDep, finDep
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tup = fc, iH, 'otherOp', 0.0, 'S', obj.StartDepth.Value, obj.FinalDepth.Value
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shapes.append(tup)
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else:
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shapes.append(shp)
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if len(shapes) > 1:
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jobs = list()
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for s in shapes:
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if s[2] == 'OpenEdge':
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shp = Part.makeCompound(s[0])
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else:
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shp = s[0]
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jobs.append({
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'x': shp.BoundBox.XMax,
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'y': shp.BoundBox.YMax,
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'shape': s
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})
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jobs = PathUtils.sort_jobs(jobs, ['x', 'y'])
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shapes = [j['shape'] for j in jobs]
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sims = []
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numShapes = len(shapes)
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for ns in range(0, numShapes):
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profileEdgesIsOpen = False
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(shape, isHole, sub, angle, axis, strDep, finDep) = shapes[ns] # pylint: disable=unused-variable
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if sub == 'OpenEdge':
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profileEdgesIsOpen = True
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if PathOp.FeatureStartPoint & self.opFeatures(obj) and obj.UseStartPoint:
|
|
osp = obj.StartPoint
|
|
self.commandlist.append(Path.Command('G0', {'X': osp.x, 'Y': osp.y, 'F': self.horizRapid}))
|
|
|
|
if ns < numShapes - 1:
|
|
nextAxis = shapes[ns + 1][4]
|
|
else:
|
|
nextAxis = 'L'
|
|
|
|
self.depthparams = self._customDepthParams(obj, strDep, finDep)
|
|
|
|
try:
|
|
if profileEdgesIsOpen:
|
|
(pp, sim) = self._buildProfileOpenEdges(obj, shape, isHole, start, getsim)
|
|
else:
|
|
(pp, sim) = self._buildPathArea(obj, shape, isHole, start, getsim)
|
|
except Exception as e: # pylint: disable=broad-except
|
|
FreeCAD.Console.PrintError(e)
|
|
FreeCAD.Console.PrintError("Something unexpected happened. Check project and tool config.")
|
|
else:
|
|
if profileEdgesIsOpen:
|
|
ppCmds = pp
|
|
else:
|
|
ppCmds = pp.Commands
|
|
if obj.EnableRotation != 'Off' and self.rotateFlag is True:
|
|
# Rotate model to index for cut
|
|
if axis == 'X':
|
|
axisOfRot = 'A'
|
|
elif axis == 'Y':
|
|
axisOfRot = 'B'
|
|
elif axis == 'Z':
|
|
axisOfRot = 'C'
|
|
else:
|
|
axisOfRot = 'A'
|
|
# Rotate Model to correct angle
|
|
ppCmds.insert(0, Path.Command('G0', {axisOfRot: angle, 'F': self.axialRapid}))
|
|
|
|
# Raise cutter to safe height
|
|
ppCmds.insert(0, Path.Command('G0', {'Z': obj.SafeHeight.Value, 'F': self.vertRapid}))
|
|
|
|
# Return index to starting position if axis of rotation changes.
|
|
if numShapes > 1:
|
|
if ns != numShapes - 1:
|
|
if axis != nextAxis:
|
|
ppCmds.append(Path.Command('G0', {axisOfRot: 0.0, 'F': self.axialRapid}))
|
|
# Eif
|
|
|
|
# Save gcode commands to object command list
|
|
self.commandlist.extend(ppCmds)
|
|
sims.append(sim)
|
|
# Eif
|
|
|
|
if self.areaOpRetractTool(obj) and self.endVector is not None:
|
|
self.endVector[2] = obj.ClearanceHeight.Value
|
|
self.commandlist.append(Path.Command('G0', {'Z': obj.ClearanceHeight.Value, 'F': self.vertRapid}))
|
|
|
|
# Raise cutter to safe height and rotate back to original orientation
|
|
# based on next rotational operation in job
|
|
if self.rotateFlag is True:
|
|
resetAxis = False
|
|
lastJobOp = None
|
|
nextJobOp = None
|
|
opIdx = 0
|
|
JOB = PathUtils.findParentJob(obj)
|
|
jobOps = JOB.Operations.Group
|
|
numJobOps = len(jobOps)
|
|
|
|
for joi in range(0, numJobOps):
|
|
jo = jobOps[joi]
|
|
if jo.Name == obj.Name:
|
|
opIdx = joi
|
|
lastOpIdx = opIdx - 1
|
|
nextOpIdx = opIdx + 1
|
|
if lastOpIdx > -1:
|
|
lastJobOp = jobOps[lastOpIdx]
|
|
if nextOpIdx < numJobOps:
|
|
nextJobOp = jobOps[nextOpIdx]
|
|
|
|
if lastJobOp is not None:
|
|
if hasattr(lastJobOp, 'EnableRotation'):
|
|
PathLog.debug('Last Op, {}, has `EnableRotation` set to {}'.format(lastJobOp.Label, lastJobOp.EnableRotation))
|
|
if lastJobOp.EnableRotation != obj.EnableRotation:
|
|
resetAxis = True
|
|
# if ns == numShapes - 1: # If last shape, check next op EnableRotation setting
|
|
if nextJobOp is not None:
|
|
if hasattr(nextJobOp, 'EnableRotation'):
|
|
PathLog.debug('Next Op, {}, has `EnableRotation` set to {}'.format(nextJobOp.Label, nextJobOp.EnableRotation))
|
|
if nextJobOp.EnableRotation != obj.EnableRotation:
|
|
resetAxis = True
|
|
|
|
# Raise to safe height if rotation activated
|
|
self.commandlist.append(Path.Command('G0', {'Z': obj.SafeHeight.Value, 'F': self.vertRapid}))
|
|
# reset rotational axes if necessary
|
|
if resetAxis is True:
|
|
self.commandlist.append(Path.Command('G0', {'A': 0.0, 'F': self.axialRapid}))
|
|
self.commandlist.append(Path.Command('G0', {'B': 0.0, 'F': self.axialRapid}))
|
|
|
|
self.useTempJobClones('Delete') # Delete temp job clone group and contents
|
|
self.guiMessage('title', None, show=True) # Process GUI messages to user
|
|
for ton in self.tempObjectNames: # remove temporary objects by name
|
|
FreeCAD.ActiveDocument.removeObject(ton)
|
|
PathLog.debug("obj.Name: " + str(obj.Name) + "\n\n")
|
|
return sims
|
|
|
|
def areaOpRetractTool(self, obj):
|
|
'''areaOpRetractTool(obj) ... return False to keep the tool at current level between shapes. Default is True.'''
|
|
# pylint: disable=unused-argument
|
|
return True
|
|
|
|
def areaOpAreaParams(self, obj, isHole):
|
|
'''areaOpAreaParams(obj, isHole) ... return operation specific area parameters in a dictionary.
|
|
Note that the resulting parameters are stored in the property AreaParams.
|
|
Must be overwritten by subclasses.'''
|
|
# pylint: disable=unused-argument
|
|
pass # pylint: disable=unnecessary-pass
|
|
|
|
def areaOpPathParams(self, obj, isHole):
|
|
'''areaOpPathParams(obj, isHole) ... return operation specific path parameters in a dictionary.
|
|
Note that the resulting parameters are stored in the property PathParams.
|
|
Must be overwritten by subclasses.'''
|
|
# pylint: disable=unused-argument
|
|
pass # pylint: disable=unnecessary-pass
|
|
|
|
def areaOpShapes(self, obj):
|
|
'''areaOpShapes(obj) ... return all shapes to be processed by Path.Area for this op.
|
|
Must be overwritten by subclasses.'''
|
|
# pylint: disable=unused-argument
|
|
pass # pylint: disable=unnecessary-pass
|
|
|
|
def areaOpUseProjection(self, obj):
|
|
'''areaOpUseProcjection(obj) ... return True if the operation can use procjection, defaults to False.
|
|
Can safely be overwritten by subclasses.'''
|
|
# pylint: disable=unused-argument
|
|
return False
|
|
|
|
# Rotation-related methods
|
|
def opDetermineRotationRadii(self, obj):
|
|
'''opDetermineRotationRadii(obj)
|
|
Determine rotational radii for 4th-axis rotations, for clearance/safe heights '''
|
|
|
|
parentJob = PathUtils.findParentJob(obj)
|
|
xlim = 0.0
|
|
ylim = 0.0
|
|
|
|
# Determine boundbox radius based upon xzy limits data
|
|
if math.fabs(self.stockBB.ZMin) > math.fabs(self.stockBB.ZMax):
|
|
zlim = self.stockBB.ZMin
|
|
else:
|
|
zlim = self.stockBB.ZMax
|
|
|
|
if obj.EnableRotation != 'B(y)':
|
|
# Rotation is around X-axis, cutter moves along same axis
|
|
if math.fabs(self.stockBB.YMin) > math.fabs(self.stockBB.YMax):
|
|
ylim = self.stockBB.YMin
|
|
else:
|
|
ylim = self.stockBB.YMax
|
|
|
|
if obj.EnableRotation != 'A(x)':
|
|
# Rotation is around Y-axis, cutter moves along same axis
|
|
if math.fabs(self.stockBB.XMin) > math.fabs(self.stockBB.XMax):
|
|
xlim = self.stockBB.XMin
|
|
else:
|
|
xlim = self.stockBB.XMax
|
|
|
|
xRotRad = math.sqrt(ylim**2 + zlim**2)
|
|
yRotRad = math.sqrt(xlim**2 + zlim**2)
|
|
zRotRad = math.sqrt(xlim**2 + ylim**2)
|
|
|
|
clrOfst = parentJob.SetupSheet.ClearanceHeightOffset.Value
|
|
safOfst = parentJob.SetupSheet.SafeHeightOffset.Value
|
|
|
|
return [(xRotRad, yRotRad, zRotRad), (clrOfst, safOfst)]
|
|
|
|
def faceRotationAnalysis(self, obj, norm, surf):
|
|
'''faceRotationAnalysis(obj, norm, surf)
|
|
Determine X and Y independent rotation necessary to make normalAt = Z=1 (0,0,1) '''
|
|
PathLog.track()
|
|
|
|
praInfo = "faceRotationAnalysis()"
|
|
rtn = True
|
|
orientation = 'X'
|
|
angle = 500.0
|
|
precision = 6
|
|
|
|
for i in range(0, 13):
|
|
if PathGeom.Tolerance * (i * 10) == 1.0:
|
|
precision = i
|
|
break
|
|
|
|
def roundRoughValues(precision, val):
|
|
# Convert VALxe-15 numbers to zero
|
|
if PathGeom.isRoughly(0.0, val) is True:
|
|
return 0.0
|
|
# Convert VAL.99999999 to next integer
|
|
elif math.fabs(val % 1) > 1.0 - PathGeom.Tolerance:
|
|
return round(val)
|
|
else:
|
|
return round(val, precision)
|
|
|
|
nX = roundRoughValues(precision, norm.x)
|
|
nY = roundRoughValues(precision, norm.y)
|
|
nZ = roundRoughValues(precision, norm.z)
|
|
praInfo += "\n -normalAt(0,0): " + str(nX) + ", " + str(nY) + ", " + str(nZ)
|
|
|
|
saX = roundRoughValues(precision, surf.x)
|
|
saY = roundRoughValues(precision, surf.y)
|
|
saZ = roundRoughValues(precision, surf.z)
|
|
praInfo += "\n -Surface.Axis: " + str(saX) + ", " + str(saY) + ", " + str(saZ)
|
|
|
|
# Determine rotation needed and current orientation
|
|
if saX == 0.0:
|
|
if saY == 0.0:
|
|
orientation = "Z"
|
|
if saZ == 1.0:
|
|
angle = 0.0
|
|
elif saZ == -1.0:
|
|
angle = -180.0
|
|
else:
|
|
praInfo += "_else_X" + str(saZ)
|
|
elif saY == 1.0:
|
|
orientation = "Y"
|
|
angle = 90.0
|
|
elif saY == -1.0:
|
|
orientation = "Y"
|
|
angle = -90.0
|
|
else:
|
|
if saZ != 0.0:
|
|
angle = math.degrees(math.atan(saY / saZ))
|
|
orientation = "Y"
|
|
elif saY == 0.0:
|
|
if saZ == 0.0:
|
|
orientation = "X"
|
|
if saX == 1.0:
|
|
angle = -90.0
|
|
elif saX == -1.0:
|
|
angle = 90.0
|
|
else:
|
|
praInfo += "_else_X" + str(saX)
|
|
else:
|
|
orientation = "X"
|
|
ratio = saX / saZ
|
|
angle = math.degrees(math.atan(ratio))
|
|
if ratio < 0.0:
|
|
praInfo += " NEG-ratio"
|
|
# angle -= 90
|
|
else:
|
|
praInfo += " POS-ratio"
|
|
angle = -1 * angle
|
|
if saX < 0.0:
|
|
angle = angle + 180.0
|
|
elif saZ == 0.0:
|
|
# if saY != 0.0:
|
|
angle = math.degrees(math.atan(saX / saY))
|
|
orientation = "Y"
|
|
|
|
if saX + nX == 0.0:
|
|
angle = -1 * angle
|
|
if saY + nY == 0.0:
|
|
angle = -1 * angle
|
|
if saZ + nZ == 0.0:
|
|
angle = -1 * angle
|
|
|
|
if saY == -1.0 or saY == 1.0:
|
|
if nX != 0.0:
|
|
angle = -1 * angle
|
|
|
|
# Enforce enabled rotation in settings
|
|
praInfo += "\n -Initial orientation: {}".format(orientation)
|
|
if orientation == 'Y':
|
|
axis = 'X'
|
|
if obj.EnableRotation == 'B(y)': # Required axis disabled
|
|
if angle == 180.0 or angle == -180.0:
|
|
axis = 'Y'
|
|
else:
|
|
rtn = False
|
|
elif orientation == 'X':
|
|
axis = 'Y'
|
|
if obj.EnableRotation == 'A(x)': # Required axis disabled
|
|
if angle == 180.0 or angle == -180.0:
|
|
axis = 'X'
|
|
else:
|
|
rtn = False
|
|
elif orientation == 'Z':
|
|
axis = 'X'
|
|
|
|
if math.fabs(angle) == 0.0:
|
|
angle = 0.0
|
|
rtn = False
|
|
|
|
if angle == 500.0:
|
|
angle = 0.0
|
|
rtn = False
|
|
|
|
if rtn is False:
|
|
if orientation == 'Z' and angle == 0.0 and obj.ReverseDirection is True:
|
|
if obj.EnableRotation == 'B(y)':
|
|
axis = 'Y'
|
|
rtn = True
|
|
|
|
if rtn is True:
|
|
self.rotateFlag = True # pylint: disable=attribute-defined-outside-init
|
|
if obj.ReverseDirection is True:
|
|
if angle < 180.0:
|
|
angle = angle + 180.0
|
|
else:
|
|
angle = angle - 180.0
|
|
angle = round(angle, precision)
|
|
|
|
praInfo += "\n -Rotation analysis: angle: " + str(angle) + ", axis: " + str(axis)
|
|
if rtn is True:
|
|
praInfo += "\n - ... rotation triggered"
|
|
else:
|
|
praInfo += "\n - ... NO rotation triggered"
|
|
|
|
return (rtn, angle, axis, praInfo)
|
|
|
|
def guiMessage(self, title, msg, show=False):
|
|
'''guiMessage(title, msg, show=False)
|
|
Handle op related GUI messages to user'''
|
|
if msg is not None:
|
|
self.guiMsgs.append((title, msg))
|
|
if show is True:
|
|
if len(self.guiMsgs) > 0:
|
|
if FreeCAD.GuiUp:
|
|
from PySide.QtGui import QMessageBox
|
|
for entry in self.guiMsgs:
|
|
(title, msg) = entry
|
|
QMessageBox.warning(None, title, msg)
|
|
self.guiMsgs = [] # pylint: disable=attribute-defined-outside-init
|
|
return True
|
|
else:
|
|
for entry in self.guiMsgs:
|
|
(title, msg) = entry
|
|
PathLog.warning("{}:: {}".format(title, msg))
|
|
self.guiMsgs = [] # pylint: disable=attribute-defined-outside-init
|
|
return True
|
|
return False
|
|
|
|
def visualAxis(self):
|
|
'''visualAxis()
|
|
Create visual X & Y axis for use in orientation of rotational operations
|
|
Triggered only for PathLog.debug'''
|
|
|
|
if not FreeCAD.ActiveDocument.getObject('xAxCyl'):
|
|
xAx = 'xAxCyl'
|
|
yAx = 'yAxCyl'
|
|
# zAx = 'zAxCyl'
|
|
VA = FreeCAD.ActiveDocument.addObject("App::DocumentObjectGroup", "visualAxis")
|
|
if FreeCAD.GuiUp:
|
|
FreeCADGui.ActiveDocument.getObject('visualAxis').Visibility = False
|
|
vaGrp = FreeCAD.ActiveDocument.getObject("visualAxis")
|
|
|
|
FreeCAD.ActiveDocument.addObject("Part::Cylinder", xAx)
|
|
cyl = FreeCAD.ActiveDocument.getObject(xAx)
|
|
cyl.Label = xAx
|
|
cyl.Radius = self.xRotRad
|
|
cyl.Height = 0.01
|
|
cyl.Placement = FreeCAD.Placement(FreeCAD.Vector(0, 0, 0), FreeCAD.Rotation(FreeCAD.Vector(0, 1, 0), 90))
|
|
cyl.purgeTouched()
|
|
if FreeCAD.GuiUp:
|
|
cylGui = FreeCADGui.ActiveDocument.getObject(xAx)
|
|
cylGui.ShapeColor = (0.667, 0.000, 0.000)
|
|
cylGui.Transparency = 85
|
|
cylGui.Visibility = False
|
|
vaGrp.addObject(cyl)
|
|
|
|
FreeCAD.ActiveDocument.addObject("Part::Cylinder", yAx)
|
|
cyl = FreeCAD.ActiveDocument.getObject(yAx)
|
|
cyl.Label = yAx
|
|
cyl.Radius = self.yRotRad
|
|
cyl.Height = 0.01
|
|
cyl.Placement = FreeCAD.Placement(FreeCAD.Vector(0, 0, 0), FreeCAD.Rotation(FreeCAD.Vector(1, 0, 0), 90))
|
|
cyl.purgeTouched()
|
|
if FreeCAD.GuiUp:
|
|
cylGui = FreeCADGui.ActiveDocument.getObject(yAx)
|
|
cylGui.ShapeColor = (0.000, 0.667, 0.000)
|
|
cylGui.Transparency = 85
|
|
cylGui.Visibility = False
|
|
vaGrp.addObject(cyl)
|
|
VA.purgeTouched()
|
|
|
|
def useTempJobClones(self, cloneName):
|
|
'''useTempJobClones(cloneName)
|
|
Manage use of temporary model clones for rotational operation calculations.
|
|
Clones are stored in 'rotJobClones' group.'''
|
|
if FreeCAD.ActiveDocument.getObject('rotJobClones'):
|
|
if cloneName == 'Start':
|
|
if PathLog.getLevel(PathLog.thisModule()) < 4:
|
|
for cln in FreeCAD.ActiveDocument.getObject('rotJobClones').Group:
|
|
FreeCAD.ActiveDocument.removeObject(cln.Name)
|
|
elif cloneName == 'Delete':
|
|
if PathLog.getLevel(PathLog.thisModule()) < 4:
|
|
for cln in FreeCAD.ActiveDocument.getObject('rotJobClones').Group:
|
|
FreeCAD.ActiveDocument.removeObject(cln.Name)
|
|
FreeCAD.ActiveDocument.removeObject('rotJobClones')
|
|
else:
|
|
FreeCAD.ActiveDocument.getObject('rotJobClones').purgeTouched()
|
|
else:
|
|
FreeCAD.ActiveDocument.addObject("App::DocumentObjectGroup", "rotJobClones")
|
|
if FreeCAD.GuiUp:
|
|
FreeCADGui.ActiveDocument.getObject('rotJobClones').Visibility = False
|
|
|
|
if cloneName != 'Start' and cloneName != 'Delete':
|
|
FreeCAD.ActiveDocument.getObject('rotJobClones').addObject(FreeCAD.ActiveDocument.getObject(cloneName))
|
|
if FreeCAD.GuiUp:
|
|
FreeCADGui.ActiveDocument.getObject(cloneName).Visibility = False
|
|
|
|
def cloneBaseAndStock(self, obj, base, angle, axis, subCount):
|
|
'''cloneBaseAndStock(obj, base, angle, axis, subCount)
|
|
Method called to create a temporary clone of the base and parent Job stock.
|
|
Clones are destroyed after usage for calculations related to rotational operations.'''
|
|
# Create a temporary clone and stock of model for rotational use.
|
|
rndAng = round(angle, 8)
|
|
if rndAng < 0.0: # neg sign is converted to underscore in clone name creation.
|
|
tag = axis + '_' + axis + '_' + str(math.fabs(rndAng)).replace('.', '_')
|
|
else:
|
|
tag = axis + str(rndAng).replace('.', '_')
|
|
clnNm = obj.Name + '_base_' + '_' + str(subCount) + '_' + tag
|
|
stckClnNm = obj.Name + '_stock_' + '_' + str(subCount) + '_' + tag
|
|
if clnNm not in self.cloneNames:
|
|
self.cloneNames.append(clnNm)
|
|
self.cloneNames.append(stckClnNm)
|
|
if FreeCAD.ActiveDocument.getObject(clnNm):
|
|
FreeCAD.ActiveDocument.getObject(clnNm).Shape = base.Shape
|
|
else:
|
|
FreeCAD.ActiveDocument.addObject('Part::Feature', clnNm).Shape = base.Shape
|
|
self.useTempJobClones(clnNm)
|
|
if FreeCAD.ActiveDocument.getObject(stckClnNm):
|
|
FreeCAD.ActiveDocument.getObject(stckClnNm).Shape = PathUtils.findParentJob(obj).Stock.Shape
|
|
else:
|
|
FreeCAD.ActiveDocument.addObject('Part::Feature', stckClnNm).Shape = PathUtils.findParentJob(obj).Stock.Shape
|
|
self.useTempJobClones(stckClnNm)
|
|
if FreeCAD.GuiUp:
|
|
FreeCADGui.ActiveDocument.getObject(stckClnNm).Transparency = 90
|
|
FreeCADGui.ActiveDocument.getObject(clnNm).ShapeColor = (1.000, 0.667, 0.000)
|
|
clnBase = FreeCAD.ActiveDocument.getObject(clnNm)
|
|
clnStock = FreeCAD.ActiveDocument.getObject(stckClnNm)
|
|
tag = base.Name + '_' + tag
|
|
return (clnBase, clnStock, tag)
|
|
|
|
def getFaceNormAndSurf(self, face):
|
|
'''getFaceNormAndSurf(face)
|
|
Return face.normalAt(0,0) or face.normal(0,0) and face.Surface.Axis vectors
|
|
'''
|
|
norm = FreeCAD.Vector(0.0, 0.0, 0.0)
|
|
surf = FreeCAD.Vector(0.0, 0.0, 0.0)
|
|
|
|
if hasattr(face, 'normalAt'):
|
|
n = face.normalAt(0, 0)
|
|
elif hasattr(face, 'normal'):
|
|
n = face.normal(0, 0)
|
|
if hasattr(face.Surface, 'Axis'):
|
|
s = face.Surface.Axis
|
|
else:
|
|
s = n
|
|
norm.x = n.x
|
|
norm.y = n.y
|
|
norm.z = n.z
|
|
surf.x = s.x
|
|
surf.y = s.y
|
|
surf.z = s.z
|
|
return (norm, surf)
|
|
|
|
def applyRotationalAnalysis(self, obj, base, angle, axis, subCount):
|
|
'''applyRotationalAnalysis(obj, base, angle, axis, subCount)
|
|
Create temp clone and stock and apply rotation to both.
|
|
Return new rotated clones
|
|
'''
|
|
if axis == 'X':
|
|
vect = FreeCAD.Vector(1, 0, 0)
|
|
elif axis == 'Y':
|
|
vect = FreeCAD.Vector(0, 1, 0)
|
|
|
|
# Commented out to fix PocketShape InverseAngle rotation problem
|
|
# if obj.InverseAngle is True:
|
|
# angle = -1 * angle
|
|
# if math.fabs(angle) == 0.0:
|
|
# angle = 0.0
|
|
|
|
# Create a temporary clone of model for rotational use.
|
|
(clnBase, clnStock, tag) = self.cloneBaseAndStock(obj, base, angle, axis, subCount)
|
|
|
|
# Rotate base to such that Surface.Axis of pocket bottom is Z=1
|
|
clnBase = Draft.rotate(clnBase, angle, center=FreeCAD.Vector(0.0, 0.0, 0.0), axis=vect, copy=False)
|
|
clnStock = Draft.rotate(clnStock, angle, center=FreeCAD.Vector(0.0, 0.0, 0.0), axis=vect, copy=False)
|
|
|
|
clnBase.purgeTouched()
|
|
clnStock.purgeTouched()
|
|
return (clnBase, angle, clnStock, tag)
|
|
|
|
def applyInverseAngle(self, obj, clnBase, clnStock, axis, angle):
|
|
'''applyInverseAngle(obj, clnBase, clnStock, axis, angle)
|
|
Apply rotations to incoming base and stock objects.'''
|
|
if axis == 'X':
|
|
vect = FreeCAD.Vector(1, 0, 0)
|
|
elif axis == 'Y':
|
|
vect = FreeCAD.Vector(0, 1, 0)
|
|
# Rotate base to inverse of original angle
|
|
clnBase = Draft.rotate(clnBase, (-2 * angle), center=FreeCAD.Vector(0.0, 0.0, 0.0), axis=vect, copy=False)
|
|
clnStock = Draft.rotate(clnStock, (-2 * angle), center=FreeCAD.Vector(0.0, 0.0, 0.0), axis=vect, copy=False)
|
|
clnBase.purgeTouched()
|
|
clnStock.purgeTouched()
|
|
# Update property and angle values
|
|
obj.InverseAngle = True
|
|
# obj.AttemptInverseAngle = False
|
|
angle = -1 * angle
|
|
|
|
PathLog.debug(translate("Path", "Rotated to inverse angle."))
|
|
return (clnBase, clnStock, angle)
|
|
|
|
def sortTuplesByIndex(self, TupleList, tagIdx):
|
|
'''sortTuplesByIndex(TupleList, tagIdx)
|
|
sort list of tuples based on tag index provided
|
|
return (TagList, GroupList)
|
|
'''
|
|
# Separate elements, regroup by orientation (axis_angle combination)
|
|
TagList = ['X34.2']
|
|
GroupList = [[(2.3, 3.4, 'X')]]
|
|
for tup in TupleList:
|
|
if tup[tagIdx] in TagList:
|
|
# Determine index of found string
|
|
i = 0
|
|
for orn in TagList:
|
|
if orn == tup[4]:
|
|
break
|
|
i += 1
|
|
GroupList[i].append(tup)
|
|
else:
|
|
TagList.append(tup[4]) # add orientation entry
|
|
GroupList.append([tup]) # add orientation entry
|
|
# Remove temp elements
|
|
TagList.pop(0)
|
|
GroupList.pop(0)
|
|
return (TagList, GroupList)
|
|
|
|
def warnDisabledAxis(self, obj, axis, sub=''):
|
|
'''warnDisabledAxis(self, obj, axis)
|
|
Provide user feedback if required axis is disabled'''
|
|
if axis == 'X' and obj.EnableRotation == 'B(y)':
|
|
msg = translate('Path', "{}:: {} is inaccessible.".format(obj.Name, sub)) + " "
|
|
msg += translate('Path', "Selected feature(s) require 'Enable Rotation: A(x)' for access.")
|
|
PathLog.warning(msg)
|
|
return True
|
|
elif axis == 'Y' and obj.EnableRotation == 'A(x)':
|
|
msg = translate('Path', "{}:: {} is inaccessible.".format(obj.Name, sub)) + " "
|
|
msg += translate('Path', "Selected feature(s) require 'Enable Rotation: B(y)' for access.")
|
|
PathLog.warning(msg)
|
|
return True
|
|
else:
|
|
return False
|
|
|
|
def isFaceUp(self, base, face):
|
|
up = face.extrude(FreeCAD.Vector(0.0, 0.0, 5.0))
|
|
dwn = face.extrude(FreeCAD.Vector(0.0, 0.0, -5.0))
|
|
upCmn = base.Shape.common(up)
|
|
dwnCmn = base.Shape.common(dwn)
|
|
# Identify orientation based on volumes of common() results
|
|
if len(upCmn.Edges) > 0 and round(upCmn.Volume, 6) == 0.0:
|
|
return True
|
|
elif len(dwnCmn.Edges) > 0 and round(dwnCmn.Volume, 6) == 0.0:
|
|
return False
|
|
if (len(upCmn.Edges) > 0 and len(dwnCmn.Edges) > 0 and
|
|
round(dwnCmn.Volume, 6) > round(upCmn.Volume, 6)):
|
|
return True
|
|
return False
|
|
|
|
def _customDepthParams(self, obj, strDep, finDep):
|
|
finish_step = obj.FinishDepth.Value if hasattr(obj, "FinishDepth") else 0.0
|
|
cdp = PathUtils.depth_params(
|
|
clearance_height=obj.ClearanceHeight.Value,
|
|
safe_height=obj.SafeHeight.Value,
|
|
start_depth=strDep,
|
|
step_down=obj.StepDown.Value,
|
|
z_finish_step=finish_step,
|
|
final_depth=finDep,
|
|
user_depths=None)
|
|
return cdp
|
|
# Eclass
|
|
|
|
def SetupProperties():
|
|
setup = ['EnableRotation']
|
|
return setup
|