def collect_dumpable_shapes(self, shape):
if shape.ShapeType() == TopAbs_EDGE:
points = []
try:
points = discretize_edge(shape, 0.25)
except:
points = []
else:
debug("Discretize done !")
return points
debug("edge: %s/%s"%(str(shape), self.describe_edge(shape)))
it = TopoDS_Iterator(shape)
points = []
while it.More():
shp = it.Value()
brt = BRep_Tool()
debug("vertex: %s"%(str(shp),))
pnt = brt.Pnt(topods_Vertex(shp))
points.append((pnt.X(), pnt.Y(), pnt.Z()))
it.Next()
return points
else:
lines = []
it = TopoDS_Iterator(shape)
while it.More():
shp = it.Value()
lines.append(self.collect_dumpable_shapes(shp))
it.Next()
return lines
def shape_iter(self):
"""
:return: Yield the underlying sub-shape(s).
:rtype: collections.Iterable(afem.topology.entities.Shape)
"""
it = TopoDS_Iterator(self.object)
while it.More():
yield Shape.wrap(it.Value())
it.Next()
def dumpTopology0(shape):
brt = BRep_Tool()
s = shape.ShapeType()
#if s == TopAbs_VERTEX:
# pnt = brt.Pnt(topods_Vertex(shape))
# print(".." * level + "<Vertex %i: %s %s %s>" % (hash(shape), pnt.X(), pnt.Y(), pnt.Z()))
#else:
# print(".." * level, shapeTypeString(shape))
st += get_dicostring(s, iface, brt, shape)
it = TopoDS_Iterator(shape)
while it.More():
shp = it.Value()
it.Next()
dumpTopology(shp)
def dumpTopology(shape, level=0):
"""
Print the details of an object from the top down
"""
brt = BRep_Tool()
s = shape.ShapeType()
if s == TopAbs_VERTEX:
pnt = brt.Pnt(topods_Vertex(shape))
print(".." * level + "<Vertex %i: %s %s %s>" % (hash(shape), pnt.X(), pnt.Y(), pnt.Z()))
else:
print(".." * level, end="")
print(shapeTypeString(shape))
it = TopoDS_Iterator(shape)
while it.More():
shp = it.Value()
it.Next()
dumpTopology(shp, level + 1)
def dump_topology_to_string(shape, level=0, buffer=""):
"""
Reutnrs the details of an object from the top down
"""
brt = BRep_Tool()
s = shape.ShapeType()
if s == TopAbs_VERTEX:
pnt = brt.Pnt(topods_Vertex(shape))
print(".." * level + "<Vertex %i: %s %s %s>\n" % (hash(shape), pnt.X(), pnt.Y(), pnt.Z()))
else:
print(".." * level, end="")
print(shape_type_string(shape))
it = TopoDS_Iterator(shape)
while it.More() and level < 5: # LEVEL MAX
shp = it.Value()
it.Next()
dump_topology_to_string(shp, level + 1, buffer)
def dump_topology_to_string(shape: TopoDS_Shape,
level: Optional[int] = 0,
buffer: Optional[str] = "") -> None:
"""
Return the details of an object from the top down
"""
brt = BRep_Tool()
s = shape.ShapeType()
if s == TopAbs_VERTEX:
pnt = brt.Pnt(topods_Vertex(shape))
print(".." * level +
f"<Vertex {hash(shape)}: {pnt.X()} {pnt.Y()} {pnt.Z()}>\n")
else:
print(".." * level, end="")
print(shape)
it = TopoDS_Iterator(shape)
while it.More() and level < 5: # LEVEL MAX
shp = it.Value()
it.Next()
dump_topology_to_string(shp, level + 1, buffer)
def DumpTop(self, shape, level=0):
"""
Print the details of an object from the top down
"""
brt = BRep_Tool()
s = shape.ShapeType()
if s == TopAbs_VERTEX:
pnt = brt.Pnt(topods_Vertex(shape))
dmp = " " * level
dmp += "%s - " % shapeTypeString(shape)
dmp += "%.5e %.5e %.5e" % (pnt.X(), pnt.Y(), pnt.Z())
print(dmp)
else:
dmp = " " * level
dmp += shapeTypeString(shape)
print(dmp)
it = TopoDS_Iterator(shape)
while it.More():
shp = it.Value()
it.Next()
self.DumpTop(shp, level + 1)
def shape_array(a_shape):
iterator = TopoDS_Iterator(a_shape)
out_shape = None
while iterator.More():
print '---------- iterator ------'
print iterator.Value().Reversed().Closed()
classifier = BRepClass3d_SolidClassifier(iterator.Value(),
gp_Pnt(15., 2., 1.), 0.000001)
test = classifier.State()
if (test == 0) and (not out_shape):
out_shape = iterator.Value()
iterator.Next()
return out_shape
def is_on_solid(pts, shape):
# are all of the pts points on shape ?
iterator = TopoDS_Iterator(shape)
belong = [False for p in pts]
for i, p in enumerate(pts):
classifier = BRepClass3d_SolidClassifier(shape,
gp_Pnt(p[0], p[1],
p[2]), 0.00001)
test = classifier.State()
if (test == 2):
belong[i] = True
if belong == [True for p in pts]:
return True
else:
return False
