def boolean_fuse(shapeToCutFrom, joiningShape):
join = BRepAlgoAPI_Fuse(shapeToCutFrom, joiningShape)
join.RefineEdges()
join.FuseEdges()
shape = join.Shape()
join.Destroy()
return shape
def fuse(self, toFuse):
"""
Fuse shapes together
"""
fuse_op = BRepAlgoAPI_Fuse(self.wrapped, toFuse.wrapped)
fuse_op.RefineEdges()
fuse_op.FuseEdges()
# fuse_op.SetFuzzyValue(TOLERANCE)
fuse_op.Build()
return Shape.cast(fuse_op.Shape())
def brep_feat_extrusion_protrusion(event=None):
#Extrusion
S = BRepPrimAPI_MakeBox(400.,250.,300.).Shape()
faces = Topo(S).faces()
F = faces.next()
surf1 = BRep_Tool_Surface(F)
Pl1 = Handle_Geom_Plane_DownCast(surf1).GetObject()
D1 = Pl1.Pln().Axis().Direction().Reversed()
MW = BRepBuilderAPI_MakeWire()
p1,p2 = gp_Pnt2d(200.,-100.), gp_Pnt2d(100.,-100.)
aline = GCE2d_MakeLine(p1,p2).Value()
MW.Add(BRepBuilderAPI_MakeEdge(aline,surf1,0.,p1.Distance(p2)).Edge())
p1,p2 = gp_Pnt2d(100.,-100.), gp_Pnt2d(100.,-200.)
aline = GCE2d_MakeLine(p1,p2).Value()
MW.Add(BRepBuilderAPI_MakeEdge(aline,surf1,0.,p1.Distance(p2)).Edge())
p1,p2 = gp_Pnt2d(100.,-200.), gp_Pnt2d(200.,-200.)
aline = GCE2d_MakeLine(p1,p2).Value()
MW.Add(BRepBuilderAPI_MakeEdge(aline,surf1,0.,p1.Distance(p2)).Edge())
p1,p2 = gp_Pnt2d(200.,-200.), gp_Pnt2d(200.,-100.)
aline = GCE2d_MakeLine(p1,p2).Value()
MW.Add(BRepBuilderAPI_MakeEdge(aline,surf1,0.,p1.Distance(p2)).Edge())
MKF = BRepBuilderAPI_MakeFace()
MKF.Init(surf1,False,1e-6)
MKF.Add(MW.Wire())
FP = MKF.Face()
BRepLib_BuildCurves3d(FP)
# MKP = BRepFeat_MakePrism(S,FP,F,D1,0,True)
# MKP.Perform(-200)
# print 'depth 200'
# res1 = MKP.Shape()
# display.DisplayShape(res1)
# time.sleep(1)
display.EraseAll()
MKP = BRepFeat_MakePrism(S,FP,F,D1,0,True)
MKP.PerformThruAll()
print 'depth thru all'
res1 = MKP.Shape()
# display.DisplayShape(res1)
# Protrusion
faces.next()
F2 = faces.next()
surf2 = BRep_Tool_Surface(F2)
Pl2 = Handle_Geom_Plane_DownCast(surf2).GetObject()
D2 = Pl2.Pln().Axis().Direction().Reversed()
MW2 = BRepBuilderAPI_MakeWire()
p1, p2 = gp_Pnt2d(100.,100.), gp_Pnt2d(200.,100.)
# p1, p2 = gp_Pnt2d(100.,100.), gp_Pnt2d(150.,100.)
aline = GCE2d_MakeLine(p1,p2).Value()
MW2.Add(BRepBuilderAPI_MakeEdge(aline,surf2,0.,p1.Distance(p2)).Edge())
p1, p2 = gp_Pnt2d(200.,100.), gp_Pnt2d(150.,200.)
aline = GCE2d_MakeLine(p1,p2).Value()
MW2.Add(BRepBuilderAPI_MakeEdge(aline,surf2,0.,p1.Distance(p2)).Edge())
p1, p2 = gp_Pnt2d(150.,200.), gp_Pnt2d(100.,100.)
aline = GCE2d_MakeLine(p1,p2).Value()
MW2.Add(BRepBuilderAPI_MakeEdge(aline,surf2,0.,p1.Distance(p2)).Edge())
MKF2 = BRepBuilderAPI_MakeFace()
MKF2.Init(surf2,False,1e-6)
MKF2.Add(MW2.Wire())
MKF2.Build()
# display.DisplayShape(MW2.Wire())
FP = MKF2.Face()
BRepLib_BuildCurves3d(FP)
MKP2 = BRepFeat_MakePrism(res1,FP,F2,D2,0,True)
MKP2.PerformThruAll()
display.EraseAll()
# display.DisplayShape(MKP2.Shape())
trf = gp_Trsf()
trf.SetTranslation(gp_Vec(0,0,300))
gtrf = gp_GTrsf()
gtrf.SetTrsf(trf)
tr = BRepBuilderAPI_GTransform(MKP2.Shape(), gtrf, True)
from OCC.BRepAlgoAPI import BRepAlgoAPI_Fuse
fused = BRepAlgoAPI_Fuse(tr.Shape(), MKP2.Shape())
fused.RefineEdges()
fused.Build()
print 'boolean operation error status:', fused.ErrorStatus()
display.DisplayShape(fused.Shape())
