def testDXF(self):
exporters.export(self._box().section(), "out.dxf")
with self.assertRaises(ValueError):
exporters.export(self._box().val(), "out.dxf")
s1 = (Workplane("XZ").polygon(10, 10).ellipse(
1, 2).extrude(1).edges("|Y").fillet(1).section())
exporters.dxf.exportDXF(s1, "res1.dxf")
s1_i = importers.importDXF("res1.dxf")
self.assertAlmostEqual(s1.val().Area(), s1_i.val().Area(), 6)
self.assertAlmostEqual(s1.edges().size(), s1_i.edges().size())
pts = [(0, 0), (0, 0.5), (1, 1)]
s2 = (Workplane().spline(pts).close().extrude(1).edges("|Z").fillet(
0.1).section())
exporters.dxf.exportDXF(s2, "res2.dxf")
s2_i = importers.importDXF("res2.dxf")
self.assertAlmostEqual(s2.val().Area(), s2_i.val().Area(), 6)
self.assertAlmostEqual(s2.edges().size(), s2_i.edges().size())
s3 = (Workplane("XY").ellipseArc(
1, 2, 0, 180).close().extrude(1).edges("|Z").fillet(0.1).section())
exporters.dxf.exportDXF(s3, "res3.dxf")
s3_i = importers.importDXF("res3.dxf")
self.assertAlmostEqual(s3.val().Area(), s3_i.val().Area(), 6)
self.assertAlmostEqual(s3.edges().size(), s3_i.edges().size())
def testImportDXF(self):
"""
Test DXF import with various tolerances.
"""
filename = os.path.join(testdataDir, "gear.dxf")
obj = importers.importDXF(filename)
self.assertFalse(obj.val().isValid())
obj = importers.importDXF(filename, tol=1e-3)
self.assertTrue(obj.val().isValid())
self.assertEqual(obj.faces().size(), 1)
self.assertEqual(obj.wires().size(), 2)
obj = obj.wires().toPending().extrude(1)
self.assertTrue(obj.val().isValid())
self.assertEqual(obj.solids().size(), 1)
obj = importers.importShape(importers.ImportTypes.DXF,
filename,
tol=1e-3)
self.assertTrue(obj.val().isValid())
# additional files to test more DXF entities
filename = os.path.join(testdataDir, "MC 12x31.dxf")
obj = importers.importDXF(filename)
self.assertTrue(obj.val().isValid())
filename = os.path.join(testdataDir, "1001.dxf")
obj = importers.importDXF(filename)
self.assertTrue(obj.val().isValid())
def testImportDXF(self):
"""
Test DXF import with various tolerances.
"""
filename = os.path.join(testdataDir, "gear.dxf")
obj = importers.importDXF(filename)
self.assertFalse(obj.val().isValid())
obj = importers.importDXF(filename, tol=1e-3)
self.assertTrue(obj.val().isValid())
self.assertEqual(obj.faces().size(), 1)
self.assertEqual(obj.wires().size(), 2)
obj = obj.wires().toPending().extrude(1)
self.assertTrue(obj.val().isValid())
self.assertEqual(obj.solids().size(), 1)
obj = importers.importShape(importers.ImportTypes.DXF,
filename,
tol=1e-3)
self.assertTrue(obj.val().isValid())
# additional files to test more DXF entities
filename = os.path.join(testdataDir, "MC 12x31.dxf")
obj = importers.importDXF(filename)
self.assertTrue(obj.val().isValid())
filename = os.path.join(testdataDir, "1001.dxf")
obj = importers.importDXF(filename)
self.assertTrue(obj.val().isValid())
# test spline import
filename = os.path.join(testdataDir, "spline.dxf")
obj = importers.importDXF(filename, tol=1)
self.assertTrue(obj.val().isValid())
self.assertEqual(obj.faces().size(), 1)
self.assertEqual(obj.wires().size(), 2)
# test rational spline import
filename = os.path.join(testdataDir, "rational_spline.dxf")
obj = importers.importDXF(filename)
self.assertTrue(obj.val().isValid())
self.assertEqual(obj.faces().size(), 1)
self.assertEqual(obj.edges().size(), 1)
# importing of a complex shape exported from Inkscape
filename = os.path.join(testdataDir, "genshi.dxf")
obj = importers.importDXF(filename)
self.assertTrue(obj.val().isValid())
self.assertEqual(obj.faces().size(), 1)
def testDXF(self):
exporters.export(self._box().section(), "out.dxf")
with self.assertRaises(ValueError):
exporters.export(self._box().val(), "out.dxf")
s1 = (Workplane("XZ").polygon(10, 10).ellipse(
1, 2).extrude(1).edges("|Y").fillet(1).section())
exporters.dxf.exportDXF(s1, "res1.dxf")
s1_i = importers.importDXF("res1.dxf")
self.assertAlmostEqual(s1.val().Area(), s1_i.val().Area(), 6)
self.assertAlmostEqual(s1.edges().size(), s1_i.edges().size())
pts = [(0, 0), (0, 0.5), (1, 1)]
s2 = (Workplane().spline(pts).close().extrude(1).edges("|Z").fillet(
0.1).section())
exporters.dxf.exportDXF(s2, "res2.dxf")
s2_i = importers.importDXF("res2.dxf")
self.assertAlmostEqual(s2.val().Area(), s2_i.val().Area(), 6)
self.assertAlmostEqual(s2.edges().size(), s2_i.edges().size())
s3 = (Workplane("XY").ellipseArc(
1, 2, 0, 180).close().extrude(1).edges("|Z").fillet(0.1).section())
exporters.dxf.exportDXF(s3, "res3.dxf")
s3_i = importers.importDXF("res3.dxf")
self.assertAlmostEqual(s3.val().Area(), s3_i.val().Area(), 6)
self.assertAlmostEqual(s3.edges().size(), s3_i.edges().size())
cyl = Workplane("XY").circle(22).extrude(10, both=True).translate(
(-50, 0, 0))
s4 = Workplane("XY").box(80, 60, 5).cut(cyl).section()
exporters.dxf.exportDXF(s4, "res4.dxf")
s4_i = importers.importDXF("res4.dxf")
self.assertAlmostEqual(s4.val().Area(), s4_i.val().Area(), 6)
self.assertAlmostEqual(s4.edges().size(), s4_i.edges().size())
# test periodic spline
w = Workplane().spline([(1, 1), (2, 2), (3, 2), (3, 1)], periodic=True)
exporters.dxf.exportDXF(w, "res5.dxf")
w_i = importers.importDXF("res5.dxf")
self.assertAlmostEqual(w.val().Length(), w_i.wires().val().Length(), 6)
# test rational spline
c = Edge.makeCircle(1)
adaptor = c._geomAdaptor()
curve = GeomConvert.CurveToBSplineCurve_s(adaptor.Curve().Curve())
e = Workplane().add(Edge(BRepBuilderAPI_MakeEdge(curve).Shape()))
exporters.dxf.exportDXF(e, "res6.dxf")
e_i = importers.importDXF("res6.dxf")
self.assertAlmostEqual(e.val().Length(), e_i.wires().val().Length(), 6)
# test non-planar section
s5 = (Workplane().spline([
(0, 0), (1, 0), (1, 1), (0, 1)
]).close().extrude(1, both=True).translate((-3, -4, 0)))
s5.plane = Plane(origin=(0, 0.1, 0.5), normal=(0.05, 0.05, 1))
s5 = s5.section()
exporters.dxf.exportDXF(s5, "res7.dxf")
s5_i = importers.importDXF("res7.dxf")
self.assertAlmostEqual(s5.val().Area(), s5_i.val().Area(), 4)
def testImportDXF(self):
"""
Test DXF import with various tolerances.
"""
filename = os.path.join(testdataDir, "gear.dxf")
obj = importers.importDXF(filename)
self.assertFalse(obj.val().isValid())
obj = importers.importDXF(filename, tol=1e-3)
self.assertTrue(obj.val().isValid())
self.assertEqual(obj.faces().size(), 1)
self.assertEqual(obj.wires().size(), 2)
obj = obj.wires().toPending().extrude(1)
self.assertTrue(obj.val().isValid())
self.assertEqual(obj.solids().size(), 1)
obj = importers.importShape(importers.ImportTypes.DXF,
filename,
tol=1e-3)
self.assertTrue(obj.val().isValid())
# additional files to test more DXF entities
filename = os.path.join(testdataDir, "MC 12x31.dxf")
obj = importers.importDXF(filename)
self.assertTrue(obj.val().isValid())
filename = os.path.join(testdataDir, "1001.dxf")
obj = importers.importDXF(filename)
self.assertTrue(obj.val().isValid())
# test spline import
filename = os.path.join(testdataDir, "spline.dxf")
obj = importers.importDXF(filename, tol=1)
self.assertTrue(obj.val().isValid())
self.assertEqual(obj.faces().size(), 1)
self.assertEqual(obj.wires().size(), 2)
# test rational spline import
filename = os.path.join(testdataDir, "rational_spline.dxf")
obj = importers.importDXF(filename)
self.assertTrue(obj.val().isValid())
self.assertEqual(obj.faces().size(), 1)
self.assertEqual(obj.edges().size(), 1)
# importing of a complex shape exported from Inkscape
filename = os.path.join(testdataDir, "genshi.dxf")
obj = importers.importDXF(filename)
self.assertTrue(obj.val().isValid())
self.assertEqual(obj.faces().size(), 1)
# test layer filtering
filename = os.path.join(testdataDir, "three_layers.dxf")
obj = importers.importDXF(filename, exclude=["Layer2"])
self.assertTrue(obj.val().isValid())
self.assertEqual(obj.faces().size(), 2)
self.assertEqual(obj.wires().size(), 2)
# test dxf extrusion into the third dimension
extrusion_value = 15.0
tmp = obj.wires()
tmp.ctx.pendingWires = tmp.vals()
threed = tmp.extrude(extrusion_value)
self.assertEqual(threed.findSolid().BoundingBox().zlen,
extrusion_value)