def makeWireFromPointList(points):
edges = [];
for (p,q) in Util.ntuples(points,2,True):
print p,q
edges.append(OCCUtil.edgeFromTwoPoints(OCCUtil.pnt(p[0],p[1]),OCCUtil.pnt(q[0],q[1])));
return OCCUtil.wireFromEdges(edges);
def makeFaceWithHold():
"creates a face with a thin feature due to a hole"
ow = makeSquareWire(); #box 0,0 --> 5,5
p1 = OCCUtil.pnt(0.4,0.4);
p2 = OCCUtil.pnt(2.0,0.4);
p3 = OCCUtil.pnt(2.0,2.0);
p4 = OCCUtil.pnt(2.0,0.4);
def makeWireFromPointList(points):
edges = []
for (p, q) in Util.ntuples(points, 2, True):
print p, q
edges.append(
OCCUtil.edgeFromTwoPoints(OCCUtil.pnt(p[0], p[1]),
OCCUtil.pnt(q[0], q[1])))
return OCCUtil.wireFromEdges(edges)
def makeFaceWithHold():
"creates a face with a thin feature due to a hole"
ow = makeSquareWire()
#box 0,0 --> 5,5
p1 = OCCUtil.pnt(0.4, 0.4)
p2 = OCCUtil.pnt(2.0, 0.4)
p3 = OCCUtil.pnt(2.0, 2.0)
p4 = OCCUtil.pnt(2.0, 0.4)
def makeOffsetTestWire():
"creates difficult test cases for offsetting"
p1 = OCCUtil.pnt(11.0,0);
p2 = OCCUtil.pnt(7.0,8.0);
p3 = OCCUtil.pnt(7.0,12.0);
p4 = OCCUtil.pnt(17.0,22.0);
p5 = OCCUtil.pnt(0.0,22.0);
p6 = OCCUtil.pnt(3.0,17.0);
p7 = OCCUtil.pnt(4.0,8.0 );
c1 = OCCUtil.pnt(10.0,18.5);
c2 = OCCUtil.pnt(6.0,3.0);
edges = [];
edges.append( OCCUtil.edgeFromTwoPoints( p1, p2 ));
edges.append( OCCUtil.edgeFromTwoPoints( p2, p3 ));
circle = GC.GC_MakeArcOfCircle(p3, c1, p4); #circle through 3 points
e2 = BRepBuilderAPI.BRepBuilderAPI_MakeEdge(circle.Value()).Edge();
edges.append(e2);
edges.append( OCCUtil.edgeFromTwoPoints( p4, p5 ));
edges.append( OCCUtil.edgeFromTwoPoints( p5, p6 ));
edges.append( OCCUtil.edgeFromTwoPoints( p6, p7 ));
circle = GC.GC_MakeArcOfCircle(p1, c2, p7 ); #circle through 3 points
e3 = BRepBuilderAPI.BRepBuilderAPI_MakeEdge(circle.Value() ).Edge();
edges.append(e3);
return OCCUtil.wireFromEdges(edges);
def makeOffsetTestWire():
"creates difficult test cases for offsetting"
p1 = OCCUtil.pnt(11.0, 0)
p2 = OCCUtil.pnt(7.0, 8.0)
p3 = OCCUtil.pnt(7.0, 12.0)
p4 = OCCUtil.pnt(17.0, 22.0)
p5 = OCCUtil.pnt(0.0, 22.0)
p6 = OCCUtil.pnt(3.0, 17.0)
p7 = OCCUtil.pnt(4.0, 8.0)
c1 = OCCUtil.pnt(10.0, 18.5)
c2 = OCCUtil.pnt(6.0, 3.0)
edges = []
edges.append(OCCUtil.edgeFromTwoPoints(p1, p2))
edges.append(OCCUtil.edgeFromTwoPoints(p2, p3))
circle = GC.GC_MakeArcOfCircle(p3, c1, p4)
#circle through 3 points
e2 = BRepBuilderAPI.BRepBuilderAPI_MakeEdge(circle.Value()).Edge()
edges.append(e2)
edges.append(OCCUtil.edgeFromTwoPoints(p4, p5))
edges.append(OCCUtil.edgeFromTwoPoints(p5, p6))
edges.append(OCCUtil.edgeFromTwoPoints(p6, p7))
circle = GC.GC_MakeArcOfCircle(p1, c2, p7)
#circle through 3 points
e3 = BRepBuilderAPI.BRepBuilderAPI_MakeEdge(circle.Value()).Edge()
edges.append(e3)
return OCCUtil.wireFromEdges(edges)
def makeBsplineEdge():
pts=[]
pts.append(OCCUtil.pnt(0.0,0));
pts.append( OCCUtil.pnt(1.0,0.0));
pts.append( OCCUtil.pnt(1.2,0.1));
pts.append( OCCUtil.pnt(2.0,2.0));
pts.append( OCCUtil.pnt(2.0,2.4));
pts.append( OCCUtil.pnt(3.0,2.4));
pts.append( OCCUtil.pnt(4.0,1.5 ));
pts.append( OCCUtil.pnt(5.0,1.5 ));
pts.append( OCCUtil.pnt(4.0,0 ));
pts.append( OCCUtil.pnt(3.0,-0.1 ));
pts.append( OCCUtil.pnt(2.0,-0.1 ));
pts.append( OCCUtil.pnt(2.0,-0.1 ));
pts.append( OCCUtil.pnt(2.0,0.2 ));
pts.append( OCCUtil.pnt(3.0,0.5 ));
pts.append( OCCUtil.pnt(3.0,1.0 ));
points = TColgp.TColgp_HArray1OfPnt(1,len(pts));
i = 1;
for p in pts:
points.SetValue(i,p);
i+=1;
#q = time.clock();
#for i in range(1000):
gi = GeomAPI.GeomAPI_Interpolate(points.GetHandle(),False,0.001);
gi.Perform();
curve = gi.Curve();
#print "1000 iters: Elapsed: %0.3f " % ( time.clock() - q)
builder = BRepBuilderAPI.BRepBuilderAPI_MakeEdge(curve);
return builder.Edge();
def makeBsplineEdge():
pts = []
pts.append(OCCUtil.pnt(0.0, 0))
pts.append(OCCUtil.pnt(1.0, 0.0))
pts.append(OCCUtil.pnt(1.2, 0.1))
pts.append(OCCUtil.pnt(2.0, 2.0))
pts.append(OCCUtil.pnt(2.0, 2.4))
pts.append(OCCUtil.pnt(3.0, 2.4))
pts.append(OCCUtil.pnt(4.0, 1.5))
pts.append(OCCUtil.pnt(5.0, 1.5))
pts.append(OCCUtil.pnt(4.0, 0))
pts.append(OCCUtil.pnt(3.0, -0.1))
pts.append(OCCUtil.pnt(2.0, -0.1))
pts.append(OCCUtil.pnt(2.0, -0.1))
pts.append(OCCUtil.pnt(2.0, 0.2))
pts.append(OCCUtil.pnt(3.0, 0.5))
pts.append(OCCUtil.pnt(3.0, 1.0))
points = TColgp.TColgp_HArray1OfPnt(1, len(pts))
i = 1
for p in pts:
points.SetValue(i, p)
i += 1
#q = time.clock();
#for i in range(1000):
gi = GeomAPI.GeomAPI_Interpolate(points.GetHandle(), False, 0.001)
gi.Perform()
curve = gi.Curve()
#print "1000 iters: Elapsed: %0.3f " % ( time.clock() - q)
builder = BRepBuilderAPI.BRepBuilderAPI_MakeEdge(curve)
return builder.Edge()