def fillet(event=None):
Box = BRepPrimAPI_MakeBox(gp_Pnt(-400, 0, 0), 200, 230, 180).Shape()
fillet = BRepFilletAPI_MakeFillet(Box)
# Add fillet on each edge
for e in Topo(Box).edges():
fillet.Add(20, e)
blendedBox = fillet.Shape()
P1 = gp_Pnt(250, 150, 75)
S1 = BRepPrimAPI_MakeBox(300, 200, 200).Shape()
S2 = BRepPrimAPI_MakeBox(P1, 120, 180, 70).Shape()
Fuse = BRepAlgoAPI_Fuse(S1, S2)
FusedShape = Fuse.Shape()
fill = BRepFilletAPI_MakeFillet(FusedShape)
for e in Topo(FusedShape).edges():
fill.Add(e)
for i in range(1, fill.NbContours() + 1):
length = fill.Length(i)
Rad = 0.15 * length
fill.SetRadius(Rad, i, 1)
blendedFusedSolids = fill.Shape()
display.EraseAll()
display.DisplayShape(blendedBox)
display.DisplayShape(blendedFusedSolids)
display.FitAll()
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())
def char_to_solid(self, glyph):
layer = glyph.layers['Fore']
bodies = []
for contour in layer:
i = 0
total = len(contour)
curve_points = []
if total <= 2:
# Can't make solid out of 1 or 2 points
continue
wire = BRepBuilderAPI_MakeWire()
for point in contour:
if point.on_curve:
if i > 0:
# Complete old curve
curve_points.append(gp_Pnt(point.x, point.y, 0))
self.add_to_wire(curve_points, wire)
if i < total:
# Start new curve
curve_points = [gp_Pnt(point.x, point.y, 0)]
if i == total-1:
first = contour[0]
curve_points.append(gp_Pnt(first.x, first.y, 0))
self.add_to_wire(curve_points, wire)
else:
curve_points.append(gp_Pnt(point.x, point.y, 0))
if i == total-1:
first = contour[0]
curve_points.append(gp_Pnt(first.x, first.y, 0))
self.add_to_wire(curve_points, wire)
i += 1
face = BRepBuilderAPI_MakeFace(wire.Wire())
extrusion_vector = gp_Vec(0, 0, self.thickness)
prism = BRepPrimAPI_MakePrism(face.Shape(), extrusion_vector)
bodies.append(dict(
prism = prism,
isClockwise = contour.isClockwise(),
))
if len(bodies) > 0:
if len(bodies) == 1:
return bodies[0]['prism'].Shape()
elif len(bodies) > 1:
final = None
positive_union = None
for body in bodies:
if body['isClockwise'] == 1:
if positive_union:
positive_union = BRepAlgoAPI_Fuse(
positive_union.Shape(), body['prism'].Shape())
else:
positive_union = body['prism']
negative_union = None
for body in bodies:
if body['isClockwise'] == 0:
if negative_union:
negative_union = BRepAlgoAPI_Fuse(
negative_union.Shape(), body['prism'].Shape())
else:
negative_union = body['prism']
if positive_union and negative_union:
final = BRepAlgoAPI_Cut(
positive_union.Shape(), negative_union.Shape())
elif positive_union:
final = positive_union
elif negative_union:
final = negative_union
return final.Shape()
