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Changed OpTools and unit tests to not rely on Part.Face creation to determine wire orientation.

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This commit is contained in:
Markus Lampert
2018-07-04 22:01:11 -07:00
parent d2efdc4080
commit 41ca2b3b6c
2 changed files with 196 additions and 93 deletions
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136
src/Mod/Path/PathScripts/PathOpTools.py
View File

@@ -27,6 +27,7 @@ import Part
import Path
import PathScripts.PathGeom as PathGeom
import PathScripts.PathLog as PathLog
import math
from PySide import QtCore
@@ -40,37 +41,87 @@ else:
def translate(context, text, disambig=None):
return QtCore.QCoreApplication.translate(context, text, disambig)
def debugEdge(label, e):
if Part.Line == type(e.Curve):
p0 = e.valueAt(e.FirstParameter)
p1 = e.valueAt(e.LastParameter)
print("%s Part.makeLine((%.2f, %.2f, %.2f), (%.2f, %.2f, %.2f))" % (label, p0.x, p0.y, p0.z, p1.x, p1.y, p1.z))
elif Part.Circle == type(e.Curve):
r = e.Curve.Radius
c = e.Curve.Center
a = e.Curve.Axis
xu = e.Curve.AngleXU
if a.z < 0:
first = math.degrees(xu - e.FirstParameter)
else:
first = math.degrees(xu + e.FirstParameter)
last = first + math.degrees(e.LastParameter - e.FirstParameter)
print("%s Part.makeCircle(%.2f, App.Vector(%.2f, %.2f, %.2f), App.Vector(%.2f, %.2f, %.2f), %.2f, %.2f)" % (label, r, c.x, c.y, c.z, a.x, a.y, a.z, first, last))
else:
print("%s %s (%.2f, %.2f, %.2f) -> (%.2f, %.2f, %.2f)" % (label, type(e.Curve).__name__, p0.x, p0.y, p0.z, p1.x, p1.y, p1.z))
def debugWire(label, w):
print("#%s wire >>>>>>>>>>>>>>>>>>>>>>>>" % label)
print("grp = FreeCAD.ActiveDocument.addObject('App::DocumentObjectGroup', '%s')" % label)
for i,e in enumerate(w.Edges):
edge = "%s_e%d" % (label, i)
debugEdge("%s = " % edge, e)
print("Part.show(%s, '%s')" % (edge, edge))
print("grp.addObject(FreeCAD.ActiveDocument.ActiveObject)")
print("#%s wire <<<<<<<<<<<<<<<<<<<<<<<<" % label)
def _orientEdges(inEdges):
PathLog.track()
# orient all edges of the wire so each edge's last value connects to the next edge's first value
e0 = inEdges[0]
# well, even the very first edge could be misoriented, so let's try and connect it to the second
if 1 < len(inEdges):
last = e0.valueAt(e0.LastParameter)
e1 = inEdges[1]
if not PathGeom.pointsCoincide(last, e1.valueAt(e1.FirstParameter)) and not PathGeom.pointsCoincide(last, e1.valueAt(e1.LastParameter)):
debugEdge('# _orientEdges - flip first', e0)
e0 = PathGeom.flipEdge(e0)
edges = [e0]
last = e0.valueAt(e0.LastParameter)
for e in inEdges[1:]:
edge = e if PathGeom.pointsCoincide(last, e.valueAt(e.FirstParameter)) else PathGeom.flipEdge(e)
edges.append(edge)
last = edge.valueAt(edge.LastParameter)
return edges
def _isWireClockwise(w):
# handle wires consisting of a single circle or 2 edges where one is an arc.
# in both cases, because the edges are expected to be oriented correctly, the orientation can be
# determined by looking at (one of) the circle curves.
if 2 >= len(w.Edges) and Part.Circle == type(w.Edges[0].Curve):
return 0 > w.Edges[0].Curve.Axis.z
if 2 == len(w.Edges) and Part.Circle == type(w.Edges[1].Curve):
return 0 > w.Edges[1].Curve.Axis.z
# for all other wires we presume they are polygonial and refer to Gauss
# https://en.wikipedia.org/wiki/Shoelace_formula
area = 0
for e in w.Edges:
v0 = e.valueAt(e.FirstParameter)
v1 = e.valueAt(e.LastParameter)
area = area + (v0.x * v1.y - v1.x * v0.y)
PathLog.track(area)
return area < 0
def isWireClockwise(w):
'''isWireClockwise(w) ... returns True if the wire winds clockwise. '''
return _isWireClockwise(Part.Wire(_orientEdges(w.Edges)))
def orientWire(w, forward=True):
'''orientWire(w, forward=True) ... orients given wire in a specific direction.
If forward = True (the default) the wire is oriented clockwise, looking down the negative Z axis.
If forward = False the wire is oriented counter clockwise.
If forward = None the orientation is determined by the order in which the edges appear in the wire.'''
# first, we must ensure all edges are oriented the same way
# one would thing this is the way it should be, but it turns out it isn't
# on top of that, when creating a face the axis of the face seems to depend
# the axis of any included arcs, and not in the order of the edges
e0 = w.Edges[0]
# well, even the very first edge could be misoriented, so let's try and connect it to the second
if 1 < len(w.Edges):
last = e0.valueAt(e0.LastParameter)
e1 = w.Edges[1]
if not PathGeom.pointsCoincide(last, e1.valueAt(e1.FirstParameter)) and not PathGeom.pointsCoincide(last, e1.valueAt(e1.LastParameter)):
e0 = PathGeom.flipEdge(e0)
edges = [e0]
last = e0.valueAt(e0.LastParameter)
for e in w.Edges[1:]:
edge = e if PathGeom.pointsCoincide(last, e.valueAt(e.FirstParameter)) else PathGeom.flipEdge(e)
edges.append(edge)
last = edge.valueAt(edge.LastParameter)
wire = Part.Wire(edges)
wire = Part.Wire(_orientEdges(w.Edges))
if forward is not None:
# now that we have a wire where all edges are oriented in the same way which
# also matches their order - we can create a face and get it's axis to determine
# the orientation of the wire - which is all we need here
face = Part.Face(wire)
cw = 0 < face.Surface.Axis.z
if forward != cw:
if forward != _isWireClockwise(wire):
PathLog.track('orientWire - needs flipping')
return PathGeom.flipWire(wire)
PathLog.track('orientWire - ok')
@@ -125,6 +176,7 @@ def offsetWire(wire, base, offset, forward):
pass
owire = wire.makeOffset2D(offset)
debugWire('makeOffset2D_%d' % len(wire.Edges), owire)
if wire.isClosed():
if not base.isInside(owire.Edges[0].Vertexes[0].Point, offset/2, True):
@@ -152,13 +204,29 @@ def offsetWire(wire, base, offset, forward):
# Depending on the Axis of the circle, and which side remains we know if the wire needs to be flipped
# first, let's make sure all edges are oriented the proper way
wire = orientWire(wire, None)
edges = _orientEdges(wire.Edges)
# determine the start and end point
start = edges[0].firstVertex().Point
end = edges[-1].lastVertex().Point
print("Part.show(Part.Vertex(%.2f, %.2f, %.2f), 'wire_start')" % (start.x, start.y, start.z))
print("Part.show(Part.Vertex(%.2f, %.2f, %.2f), 'wire_end')" % (end.x, end.y, end.z))
debugWire('wire', wire)
debugWire('wedges', Part.Wire(edges))
# find edges that are not inside the shape
common = base.common(owire)
insideEndpoints = [e.lastVertex().Point for e in common.Edges]
insideEndpoints.append(common.Edges[0].firstVertex().Point)
def isInside(edge):
if base.isInside(edge.Vertexes[0].Point, offset/2, True) and base.isInside(edge.Vertexes[-1].Point, offset/2, True):
return True
p0 = edge.firstVertex().Point
p1 = edge.lastVertex().Point
for p in insideEndpoints:
if PathGeom.pointsCoincide(p, p0, 0.01) or PathGeom.pointsCoincide(p, p1, 0.01):
return True
return False
outside = [e for e in owire.Edges if not isInside(e)]
# discard all edges that are not part of the longest wire
longestWire = None
@@ -166,9 +234,8 @@ def offsetWire(wire, base, offset, forward):
if not longestWire or longestWire.Length < w.Length:
longestWire = w
# find the start and end point
start = wire.Vertexes[0].Point
end = wire.Vertexes[-1].Point
debugWire('outside', Part.Wire(outside))
debugWire('longest', longestWire)
def isCircleAt(edge, center):
'''isCircleAt(edge, center) ... helper function returns True if edge is a circle at the given center.'''
@@ -215,6 +282,9 @@ def offsetWire(wire, base, offset, forward):
elif collectRight:
rightSideEdges.append(e)
debugWire('left', Part.Wire(leftSideEdges))
debugWire('right', Part.Wire(rightSideEdges))
# figure out if all the left sided edges or the right sided edges are the ones
# that are 'outside'. However, we return the full side.
edges = leftSideEdges
@@ -222,14 +292,18 @@ def offsetWire(wire, base, offset, forward):
for e0 in rightSideEdges:
if PathGeom.edgesMatch(e, e0):
edges = rightSideEdges
print("#use right side edges")
if not forward:
print("#reverse")
edges.reverse()
return orientWire(Part.Wire(edges), None)
# at this point we have the correct edges and they are in the order for forward
# traversal (climb milling). If that's not what we want just reverse the order,
# orientWire takes care of orienting the edges appropriately.
print("#use left side edges")
if not forward:
print("#reverse")
edges.reverse()
return orientWire(Part.Wire(edges), None)

153
src/Mod/Path/PathTests/TestPathOpTools.py
View File

@@ -74,11 +74,6 @@ def makeWire(pts):
return Part.Wire(edges)
pa = Vector(1, 1, 0)
pb = Vector(1, 5, 0)
pc = Vector(5, 5, 0)
pd = Vector(5, 1, 0)
class TestPathOpTools(PathTestUtils.PathTestBase):
@classmethod
@@ -91,27 +86,51 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
FreeCAD.closeDocument("test_geomop")
def test00(self):
w = makeWire([pa, pb, pc, pd])
f = Part.Face(w)
self.assertCoincide(Vector(0, 0, -1), f.Surface.Axis)
'''Verify isWireClockwise for polygon wires.'''
pa = Vector(1, 1, 0)
pb = Vector(1, 5, 0)
pc = Vector(5, 5, 0)
pd = Vector(5, 1, 0)
self.assertTrue(PathOpTools.isWireClockwise(makeWire([pa, pb, pc, pd])))
self.assertFalse(PathOpTools.isWireClockwise(makeWire([pa, pd, pc, pb])))
def test01(self):
w = makeWire([pa, pb, pc, pd])
f = Part.Face(w)
self.assertEqual('Forward', f.Orientation)
'''Verify isWireClockwise for single edge circle wires.'''
self.assertTrue(PathOpTools.isWireClockwise(Part.makeCircle(5, Vector(1, 2, 3), Vector(0, 0, -1))))
self.assertFalse(PathOpTools.isWireClockwise(Part.makeCircle(5, Vector(1, 2, 3), Vector(0, 0, +1))))
def test10(self):
w = makeWire([pa, pd, pc, pb])
f = Part.Face(w)
self.assertCoincide(Vector(0, 0, +1), f.Surface.Axis)
def test02(self):
'''Verify isWireClockwise for two half circle wires.'''
e0 = Part.makeCircle(5, Vector(1, 2, 3), Vector(0, 0, -1), 0, 180)
e1 = Part.makeCircle(5, Vector(1, 2, 3), Vector(0, 0, -1), 180, 360)
self.assertTrue(PathOpTools.isWireClockwise(Part.Wire([e0, e1])))
e0 = Part.makeCircle(5, Vector(1, 2, 3), Vector(0, 0, +1), 0, 180)
e1 = Part.makeCircle(5, Vector(1, 2, 3), Vector(0, 0, +1), 180, 360)
self.assertFalse(PathOpTools.isWireClockwise(Part.Wire([e0, e1])))
def test03(self):
'''Verify isWireClockwise for two edge wires with an arc.'''
e0 = Part.makeCircle(5, Vector(1, 2, 3), Vector(0, 0, -1), 0, 180)
e2 = Part.makeLine(e0.valueAt(e0.LastParameter), e0.valueAt(e0.FirstParameter))
self.assertTrue(PathOpTools.isWireClockwise(Part.Wire([e0, e2])))
e0 = Part.makeCircle(5, Vector(1, 2, 3), Vector(0, 0, +1), 0, 180)
e2 = Part.makeLine(e0.valueAt(e0.LastParameter), e0.valueAt(e0.FirstParameter))
self.assertFalse(PathOpTools.isWireClockwise(Part.Wire([e0, e2])))
def test04(self):
'''Verify isWireClockwise for unoriented wires.'''
e0 = Part.makeCircle(5, Vector(1, 2, 3), Vector(0, 0, -1), 0, 180)
e3 = Part.makeLine(e0.valueAt(e0.FirstParameter), e0.valueAt(e0.LastParameter))
self.assertTrue(PathOpTools.isWireClockwise(Part.Wire([e0, e3])))
e0 = Part.makeCircle(5, Vector(1, 2, 3), Vector(0, 0, +1), 0, 180)
e3 = Part.makeLine(e0.valueAt(e0.FirstParameter), e0.valueAt(e0.LastParameter))
self.assertFalse(PathOpTools.isWireClockwise(Part.Wire([e0, e3])))
def test11(self):
w = makeWire([pa, pb, pc, pd])
f = Part.Face(w)
self.assertEqual('Forward', f.Orientation)
def xtest01(self):
'''Check offsetting a circular hole.'''
obj = doc.getObjectsByLabel('offset-circle')[0]
@@ -130,7 +149,7 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
self.assertRoughly(0.1, wire.Edges[0].Curve.Radius)
self.assertCoincide(Vector(0, 0, 1), wire.Edges[0].Curve.Axis)
def xtest02(self):
def test12(self):
'''Check offsetting a circular hole by the radius or more makes the hole vanish.'''
obj = doc.getObjectsByLabel('offset-circle')[0]
@@ -142,7 +161,7 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
wire = PathOpTools.offsetWire(small, obj.Shape, 15, True)
self.assertIsNone(wire)
def xtest03(self):
def test13(self):
'''Check offsetting a cylinder succeeds.'''
obj = doc.getObjectsByLabel('offset-circle')[0]
@@ -161,7 +180,7 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
self.assertRoughly(40, wire.Edges[0].Curve.Radius)
self.assertCoincide(Vector(0, 0, -1), wire.Edges[0].Curve.Axis)
def xtest04(self):
def test14(self):
'''Check offsetting a hole with Placement.'''
obj = doc.getObjectsByLabel('offset-placement')[0]
@@ -180,7 +199,7 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
self.assertCoincide(Vector(0, 0, 0), wire.Edges[0].Curve.Center)
self.assertCoincide(Vector(0, 0, 1), wire.Edges[0].Curve.Axis)
def xtest05(self):
def test15(self):
'''Check offsetting a cylinder with Placement.'''
obj = doc.getObjectsByLabel('offset-placement')[0]
@@ -199,7 +218,7 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
self.assertCoincide(Vector(0, 0, 0), wire.Edges[0].Curve.Center)
self.assertCoincide(Vector(0, 0, -1), wire.Edges[0].Curve.Axis)
def xtest10(self):
def test20(self):
'''Check offsetting hole wire succeeds.'''
obj = doc.getObjectsByLabel('offset-edge')[0]
@@ -213,13 +232,13 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
self.assertIsNotNone(wire)
self.assertEqual(3, len(wire.Edges))
self.assertTrue(wire.isClosed())
# for holes processing "forward" means CCW
self.assertFalse(PathOpTools.isWireClockwise(wire))
y = 4 # offset works in both directions
x = 4 * math.cos(math.pi/6)
self.assertLines(wire.Edges, False, [Vector(0, 4, 0), Vector(x, -2, 0), Vector(-x, -2, 0), Vector(0, 4, 0)])
f = Part.Face(wire)
self.assertCoincide(Vector(0, 0, -1), f.Surface.Axis)
self.assertLines(wire.Edges, False, [Vector(0, 4, 0), Vector(-x, -2, 0), Vector(x, -2, 0), Vector(0, 4, 0)])
def xtest11(self):
def test21(self):
'''Check offsetting hole wire for more than it's size makes hole vanish.'''
obj = doc.getObjectsByLabel('offset-edge')[0]
@@ -231,7 +250,7 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
wire = PathOpTools.offsetWire(small, obj.Shape, 5, True)
self.assertIsNone(wire)
def xtest12(self):
def test22(self):
'''Check offsetting a body wire succeeds.'''
obj = doc.getObjectsByLabel('offset-edge')[0]
@@ -268,10 +287,9 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
else:
self.assertIsNone("%s: angle=%s" % (type(e.Curve), angle))
lastAngle = angle
f = Part.Face(wire)
self.assertCoincide(Vector(0, 0, -1), f.Surface.Axis)
self.assertTrue(PathOpTools.isWireClockwise(wire))
def xtest21(self):
def test31(self):
'''Check offsetting a cylinder.'''
obj = doc.getObjectsByLabel('circle-cut')[0]
@@ -291,7 +309,7 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
self.assertRoughly(33, edge.Curve.Radius)
def xtest22(self):
def test32(self):
'''Check offsetting a box.'''
obj = doc.getObjectsByLabel('square-cut')[0]
@@ -308,6 +326,7 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
if Part.Circle == type(e.Curve):
self.assertRoughly(3, e.Curve.Radius)
self.assertCoincide(Vector(0, 0, -1), e.Curve.Axis)
self.assertTrue(PathOpTools.isWireClockwise(wire))
# change offset orientation
wire = PathOpTools.offsetWire(getWire(obj.Tool), getPositiveShape(obj), 3, False)
@@ -323,9 +342,10 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
if Part.Circle == type(e.Curve):
self.assertRoughly(3, e.Curve.Radius)
self.assertCoincide(Vector(0, 0, +1), e.Curve.Axis)
self.assertFalse(PathOpTools.isWireClockwise(wire))
def xtest23(self):
def test33(self):
'''Check offsetting a triangle.'''
obj = doc.getObjectsByLabel('triangle-cut')[0]
@@ -353,7 +373,7 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
self.assertRoughly(3, e.Curve.Radius)
self.assertCoincide(Vector(0, 0, +1), e.Curve.Axis)
def xtest24(self):
def test34(self):
'''Check offsetting a shape.'''
obj = doc.getObjectsByLabel('shape-cut')[0]
@@ -382,7 +402,7 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
self.assertRoughly(radius, e.Curve.Radius)
self.assertCoincide(Vector(0, 0, +1), e.Curve.Axis)
def xtest25(self):
def test35(self):
'''Check offsetting a cylindrical hole.'''
obj = doc.getObjectsByLabel('circle-cut')[0]
@@ -402,7 +422,7 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
self.assertRoughly(27, edge.Curve.Radius)
def xtest26(self):
def test36(self):
'''Check offsetting a square hole.'''
obj = doc.getObjectsByLabel('square-cut')[0]
@@ -414,6 +434,7 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
self.assertRoughly(34, e.Length)
if PathGeom.isRoughly(e.Vertexes[0].Point.y, e.Vertexes[1].Point.y):
self.assertRoughly(54, e.Length)
self.assertFalse(PathOpTools.isWireClockwise(wire))
# change offset orientation
wire = PathOpTools.offsetWire(getWire(obj.Tool), getNegativeShape(obj), 3, False)
@@ -424,9 +445,10 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
self.assertRoughly(34, e.Length)
if PathGeom.isRoughly(e.Vertexes[0].Point.y, e.Vertexes[1].Point.y):
self.assertRoughly(54, e.Length)
self.assertTrue(PathOpTools.isWireClockwise(wire))
def xtest27(self):
def test37(self):
'''Check offsetting a triangular holee.'''
obj = doc.getObjectsByLabel('triangle-cut')[0]
@@ -436,8 +458,7 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
length = 48 * math.sin(math.radians(60))
for e in wire.Edges:
self.assertRoughly(length, e.Length)
f = Part.Face(wire)
self.assertCoincide(Vector(0, 0, -1), f.Surface.Axis)
self.assertFalse(PathOpTools.isWireClockwise(wire))
# change offset orientation
wire = PathOpTools.offsetWire(getWire(obj.Tool), getNegativeShape(obj), 3, False)
@@ -445,10 +466,9 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
self.assertEqual(3, len([e for e in wire.Edges if Part.Line == type(e.Curve)]))
for e in wire.Edges:
self.assertRoughly(length, e.Length)
f = Part.Face(wire)
self.assertCoincide(Vector(0, 0, +1), f.Surface.Axis)
self.assertTrue(PathOpTools.isWireClockwise(wire))
def xtest28(self):
def test38(self):
'''Check offsetting a shape hole.'''
obj = doc.getObjectsByLabel('shape-cut')[0]
@@ -463,7 +483,7 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
self.assertRoughly(length, e.Length)
if Part.Circle == type(e.Curve):
self.assertRoughly(radius, e.Curve.Radius)
self.assertCoincide(Vector(0, 0, -1), e.Curve.Axis)
self.assertCoincide(Vector(0, 0, +1), e.Curve.Axis)
# change offset orientation
wire = PathOpTools.offsetWire(getWire(obj.Tool), getNegativeShape(obj), 3, False)
@@ -475,10 +495,10 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
self.assertRoughly(length, e.Length)
if Part.Circle == type(e.Curve):
self.assertRoughly(radius, e.Curve.Radius)
self.assertCoincide(Vector(0, 0, +1), e.Curve.Axis)
self.assertCoincide(Vector(0, 0, -1), e.Curve.Axis)
def xtest30(self):
def test40(self):
'''Check offsetting a single outside edge forward.'''
obj = doc.getObjectsByLabel('offset-edge')[0]
@@ -513,7 +533,7 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
self.assertCoincide(Vector(+x, y, 0), wire.Edges[0].Vertexes[0].Point)
self.assertCoincide(Vector(-x, y, 0), wire.Edges[0].Vertexes[1].Point)
def xtest31(self):
def test41(self):
'''Check offsetting a single outside edge not forward.'''
obj = doc.getObjectsByLabel('offset-edge')[0]
@@ -547,9 +567,11 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
self.assertCoincide(Vector(-x, y, 0), wire.Edges[0].Vertexes[0].Point)
self.assertCoincide(Vector(+x, y, 0), wire.Edges[0].Vertexes[1].Point)
def xtest32(self):
def test42(self):
'''Check offsetting multiple outside edges.'''
obj = doc.getObjectsByLabel('offset-edge')[0]
obj.Shape.tessellate(0.01)
doc.recompute()
w = getWireOutside(obj)
length = 40 * math.cos(math.pi/6)
@@ -558,7 +580,14 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
lEdges = [e for e in w.Edges if not PathGeom.isRoughly(e.Vertexes[0].Point.y, e.Vertexes[1].Point.y)]
self.assertEqual(2, len(lEdges))
print("\n# ====================================")
for i,e in enumerate(lEdges):
PathOpTools.debugEdge("test42_orig_e%d = " % i, e)
wire = PathOpTools.offsetWire(Part.Wire(lEdges), obj.Shape, 2, True)
for i,e in enumerate(wire.Edges):
PathOpTools.debugEdge("test42_offs_e%d = " % i, e)
print("# ====================================")
x = length/2 + 2 * math.cos(math.pi/6)
y = -10 + 2 * math.sin(math.pi/6)
@@ -573,18 +602,18 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
self.assertCoincide(Vector(0, 0, -1), rEdges[0].Curve.Axis)
#offset the other way
wire = PathOpTools.offsetWire(Part.Wire(lEdges), obj.Shape, 2, False)
#wire = PathOpTools.offsetWire(Part.Wire(lEdges), obj.Shape, 2, False)
self.assertCoincide(Vector(+x, y, 0), wire.Edges[0].Vertexes[0].Point)
self.assertCoincide(Vector(-x, y, 0), wire.Edges[-1].Vertexes[1].Point)
#self.assertCoincide(Vector(+x, y, 0), wire.Edges[0].Vertexes[0].Point)
#self.assertCoincide(Vector(-x, y, 0), wire.Edges[-1].Vertexes[1].Point)
rEdges = [e for e in wire.Edges if Part.Circle == type(e.Curve)]
#rEdges = [e for e in wire.Edges if Part.Circle == type(e.Curve)]
self.assertEqual(1, len(rEdges))
self.assertCoincide(Vector(0, 20, 0), rEdges[0].Curve.Center)
self.assertCoincide(Vector(0, 0, +1), rEdges[0].Curve.Axis)
#self.assertEqual(1, len(rEdges))
#self.assertCoincide(Vector(0, 20, 0), rEdges[0].Curve.Center)
#self.assertCoincide(Vector(0, 0, +1), rEdges[0].Curve.Axis)
def xtest33(self):
def test43(self):
'''Check offsetting multiple backwards outside edges.'''
# This is exactly the same as test32, except that the wire is flipped to make
# sure the input orientation doesn't matter
@@ -624,7 +653,7 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
self.assertCoincide(Vector(0, 20, 0), rEdges[0].Curve.Center)
self.assertCoincide(Vector(0, 0, +1), rEdges[0].Curve.Axis)
def xtest34(self):
def test44(self):
'''Check offsetting a single inside edge forward.'''
obj = doc.getObjectsByLabel('offset-edge')[0]
@@ -659,7 +688,7 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
self.assertCoincide(Vector(-x, y, 0), wire.Edges[0].Vertexes[0].Point)
self.assertCoincide(Vector(+x, y, 0), wire.Edges[0].Vertexes[1].Point)
def xtest35(self):
def test45(self):
'''Check offsetting a single inside edge not forward.'''
obj = doc.getObjectsByLabel('offset-edge')[0]
@@ -694,7 +723,7 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
self.assertCoincide(Vector(+x, y, 0), wire.Edges[0].Vertexes[0].Point)
self.assertCoincide(Vector(-x, y, 0), wire.Edges[0].Vertexes[1].Point)
def xtest36(self):
def test46(self):
'''Check offsetting multiple inside edges.'''
obj = doc.getObjectsByLabel('offset-edge')[0]
@@ -725,7 +754,7 @@ class TestPathOpTools(PathTestUtils.PathTestBase):
rEdges = [e for e in wire.Edges if Part.Circle == type(e.Curve)]
self.assertEqual(0, len(rEdges))
def xtest37(self):
def test47(self):
'''Check offsetting multiple backwards inside edges.'''
# This is exactly the same as test36 except that the wire is flipped to make
# sure it's orientation doesn't matter