cbea54d00c
The given parameters return an invalid shape. This fails with occt7.4 but doesn't with occt7.3. If the angle is 45 degree the cone is self-intersecting as Hole.Depth > Hole.Diameter/2. Changing the Hole.TaperedAngle to 60 degree solves this issue.
123 lines
5.0 KiB
Python
123 lines
5.0 KiB
Python
#**************************************************************************
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# Copyright (c) 2017 Kurt Kremitzki <kkremitzki@gmail.com> *
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# *
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# This file is part of the FreeCAD CAx development system. *
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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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# FreeCAD 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 FreeCAD; 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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from math import pi
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import unittest
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import FreeCAD
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import TestSketcherApp
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App = FreeCAD
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class TestHole(unittest.TestCase):
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def setUp(self):
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self.Doc = FreeCAD.newDocument("PartDesignTestHole")
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self.Body = self.Doc.addObject('PartDesign::Body','Body')
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self.Box = self.Doc.addObject('PartDesign::AdditiveBox','Box')
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self.Box.Length=10
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self.Box.Width=10
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self.Box.Height=10
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self.Body.addObject(self.Box)
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self.Doc.recompute()
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self.HoleSketch = self.Doc.addObject('Sketcher::SketchObject', 'SketchHole')
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self.HoleSketch.Support = (self.Doc.XY_Plane, [''])
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self.HoleSketch.MapMode = 'FlatFace'
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self.HoleSketch.MapReversed = True
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self.Body.addObject(self.HoleSketch)
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TestSketcherApp.CreateCircleSketch(self.HoleSketch, (-5, 5), 1)
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self.Doc.recompute()
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self.Hole = self.Doc.addObject("PartDesign::Hole", "Hole")
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self.Hole.Profile = self.HoleSketch
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self.Body.addObject(self.Hole)
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self.Doc.recompute()
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def testPlainHole(self):
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self.Hole.Diameter = 6
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self.Hole.Depth = 10
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# self.Hole.DrillPointAngle = 118.000000
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# self.Hole.TaperedAngle = 90
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self.Hole.ThreadType = 0
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self.Hole.HoleCutType = 0 # 1 = Counterbore, 2 = Countersink
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# self.Hole.HoleCutDiameter = 5
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# self.Hole.HoleCutCountersinkAngle = 90
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# self.Hole.HoleCutDepth = 2 # Counterbore
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self.Hole.DepthType = 0 # 1 = Through all
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self.Hole.DrillPoint = 0 # 1 = Angled
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self.Hole.Tapered = 0 # On/off
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self.Doc.recompute()
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self.assertAlmostEqual(self.Hole.Shape.Volume, 10**3 - pi * 3**2 * 10)
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def testTaperedHole(self):
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self.Hole.Diameter = 6
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self.Hole.Depth = 5
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self.Hole.TaperedAngle = 60
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self.Hole.ThreadType = 0
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self.Hole.HoleCutType = 0
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self.Hole.DepthType = 0
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self.Hole.DrillPoint = 0
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self.Hole.Tapered = 1
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self.Doc.recompute()
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self.assertEqual(len(self.Hole.Shape.Faces), 8)
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def testAngledDrillHole(self):
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self.Hole.Diameter = 6
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self.Hole.Depth = 10
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self.Hole.DrillPointAngle = 118
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self.Hole.ThreadType = 0
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self.Hole.HoleCutType = 0
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self.Hole.DepthType = 0
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self.Hole.DrillPoint = 1
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self.Hole.Tapered = 0
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self.Doc.recompute()
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self.assertEqual(len(self.Hole.Shape.Faces), 8)
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def testCounterboreHole(self):
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self.Hole.Diameter = 6
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self.Hole.Depth = 10
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self.Hole.ThreadType = 0
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self.Hole.HoleCutType = 1
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self.Hole.HoleCutDiameter = 8
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self.Hole.HoleCutDepth = 5
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self.Hole.DepthType = 0
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self.Hole.DrillPoint = 0
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self.Hole.Tapered = 0
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self.Doc.recompute()
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self.assertAlmostEqual(self.Hole.Shape.Volume, 10**3 - pi * 3**2 * 5 - pi * 4**2 * 5)
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def testCountersinkHole(self):
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self.Hole.Diameter = 6
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self.Hole.Depth = 10
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self.Hole.ThreadType = 0
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self.Hole.HoleCutType = 2
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self.Hole.HoleCutDiameter = 9
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self.Hole.HoleCutCountersinkAngle = 90
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self.Hole.DepthType = 0
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self.Hole.DrillPoint = 0
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self.Hole.Tapered = 0
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self.Doc.recompute()
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self.assertAlmostEqual(self.Hole.Shape.Volume, 10**3 - pi * 3**2 * 10 - 24.7400421)
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def tearDown(self):
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#closing doc
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FreeCAD.closeDocument("PartDesignTestHole")
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#print ("omit closing document for debugging")
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