def vertex_fillet(cube_shp, vert):
# apply a fillet on incident edges on a vertex
afillet = BRepFilletAPI_MakeFillet(cube_shp)
cnt = 0
# find edges from vertex
_map = TopTools_IndexedDataMapOfShapeListOfShape()
topexp_MapShapesAndAncestors(cube_shp, TopAbs_VERTEX, TopAbs_EDGE, _map)
results = _map.FindFromKey(vert)
topology_iterator = TopTools_ListIteratorOfListOfShape(results)
while topology_iterator.More():
edge = topods_Edge(topology_iterator.Value())
topology_iterator.Next()
first, last = topexp_FirstVertex(edge), topexp_LastVertex(edge)
vertex, first_vert, last_vert = BRep_Tool().Pnt(vert), BRep_Tool().Pnt(first), BRep_Tool().Pnt(last)
if edge.Orientation():
if not vertex.IsEqual(first_vert, 0.001):
afillet.Add(0, 20., edge)
else:
afillet.Add(20, 0, edge)
cnt += 1
afillet.Build()
if afillet.IsDone():
return afillet.Shape()
else:
raise AssertionError('you failed on me you fool!')
def variable_filleting(event=None):
a_pnt = gp_Pnt(350, 0, 0)
box_2 = BRepPrimAPI_MakeBox(a_pnt, 200, 200, 200).Shape()
a_fillet = BRepFilletAPI_MakeFillet(box_2)
tab_point = TColgp_Array1OfPnt2d(1, 6)
p_1 = gp_Pnt2d(0., 8.)
p_2 = gp_Pnt2d(0.2, 16.)
p_3 = gp_Pnt2d(0.4, 25.)
p_4 = gp_Pnt2d(0.6, 55.)
p_5 = gp_Pnt2d(0.8, 28.)
p_6 = gp_Pnt2d(1., 20.)
tab_point.SetValue(1, p_1)
tab_point.SetValue(2, p_2)
tab_point.SetValue(3, p_3)
tab_point.SetValue(4, p_4)
tab_point.SetValue(5, p_5)
tab_point.SetValue(6, p_6)
expl3 = list(TopologyExplorer(box_2).edges())
a_fillet.Add(tab_point, expl3[9])
a_fillet.Build()
if a_fillet.IsDone():
law_evolved_box = a_fillet.Shape()
display.DisplayShape(law_evolved_box)
else:
print("aFillet not done.")
display.FitAll()
def rake(event=None):
display.EraseAll()
# Create Box
box = BRepPrimAPI_MakeBox(200, 200, 200).Shape()
# Fillet
rake = BRepFilletAPI_MakeFillet(box)
expl = list(TopologyExplorer(box).edges())
rake.Add(8, 50, expl[3])
rake.Build()
if rake.IsDone():
evolved_box = rake.Shape()
display.DisplayShape(evolved_box, update=True)
else:
print("Rake not done.")
def fillet_cylinder(event=None):
display.EraseAll()
# Create Cylinder
cylinder = BRepPrimAPI_MakeCylinder(
gp_Ax2(gp_Pnt(-300, 0, 0), gp_Dir(0, 0, 1)), 100, 200).Shape()
fillet = BRepFilletAPI_MakeFillet(cylinder)
display.DisplayShape(cylinder, update=True)
tab_point_2 = TColgp_Array1OfPnt2d(0, 20)
for i in range(0, 20):
point_2d = gp_Pnt2d(i * 2 * pi / 19,
60 * cos(i * pi / 19 - pi / 2) + 10)
tab_point_2.SetValue(i, point_2d)
display.DisplayShape(point_2d)
expl2 = TopologyExplorer(cylinder).edges()
fillet.Add(tab_point_2, next(expl2))
fillet.Build()
if fillet.IsDone():
law_evolved_cylinder = fillet.Shape()
display.DisplayShape(law_evolved_cylinder, update=True)
else:
print("fillet not done.")
def variable_filleting(event=None):
display.EraseAll()
# Create Box
Box = BRepPrimAPI_MakeBox(200, 200, 200).Shape()
# Fillet
Rake = BRepFilletAPI_MakeFillet(Box)
ex = TopologyExplorer(Box).edges()
next(ex)
next(ex)
next(ex)
Rake.Add(8, 50, next(ex))
Rake.Build()
if Rake.IsDone():
evolvedBox = Rake.Shape()
display.DisplayShape(evolvedBox)
else:
print("Rake not done.")
# Create Cylinder
Cylinder = BRepPrimAPI_MakeCylinder(
gp_Ax2(gp_Pnt(-300, 0, 0), gp_Dir(0, 0, 1)), 100, 200).Shape()
fillet_ = BRepFilletAPI_MakeFillet(Cylinder)
TabPoint2 = TColgp_Array1OfPnt2d(0, 20)
for i in range(0, 20):
Point2d = gp_Pnt2d(i * 2 * pi / 19,
60 * cos(i * pi / 19 - pi / 2) + 10)
TabPoint2.SetValue(i, Point2d)
exp2 = TopologyExplorer(Cylinder).edges()
fillet_.Add(TabPoint2, next(exp2))
fillet_.Build()
if fillet_.IsDone():
LawEvolvedCylinder = fillet_.Shape()
display.DisplayShape(LawEvolvedCylinder)
else:
print("fillet not done.") ## TODO : fillet not done
P = gp_Pnt(350, 0, 0)
Box2 = BRepPrimAPI_MakeBox(P, 200, 200, 200).Shape()
afillet = BRepFilletAPI_MakeFillet(Box2)
TabPoint = TColgp_Array1OfPnt2d(1, 6)
P1 = gp_Pnt2d(0., 8.)
P2 = gp_Pnt2d(0.2, 16.)
P3 = gp_Pnt2d(0.4, 25.)
P4 = gp_Pnt2d(0.6, 55.)
P5 = gp_Pnt2d(0.8, 28.)
P6 = gp_Pnt2d(1., 20.)
TabPoint.SetValue(1, P1)
TabPoint.SetValue(2, P2)
TabPoint.SetValue(3, P3)
TabPoint.SetValue(4, P4)
TabPoint.SetValue(5, P5)
TabPoint.SetValue(6, P6)
exp = TopologyExplorer(Box2).edges()
next(exp)
next(exp)
next(exp)
afillet.Add(TabPoint, next(exp))
afillet.Build()
if afillet.IsDone():
LawEvolvedBox = afillet.Shape()
display.DisplayShape(LawEvolvedBox)
else:
print("aFillet not done.")
display.FitAll()
