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getvertices definition
#Copyright (c) mostafa el ayoubi , 2016
#Data-Shapes www.data-shapes.net , elayoubi.mostafa@gmail.com
#This code was inspired by Jeremy Tammik @Jeremytammik
def flatten(container):
for i in container:
if isinstance(i, (list,tuple)):
for j in flatten(i):
yield j
else:
yield i
def tostring(x):
return x.ToString()
def getgeomlist(x):
return list(x.get_Geometry(Options()))
def getvertices(x):
#getting geometryelements as list
geomelems = getgeomlist(x)
#getting nested instance geometry for all geometry instances
while any('GeometryInstance' in g for g in map(tostring,geomelems)):
for index,i in enumerate(geomelems):
if 'GeometryInstance' in i.ToString():
geomelems[index] = i.GetInstanceGeometry()
else:
continue
geomelems = list(flatten(geomelems))[0]
#getting all faces, keeping meshes
faces = []
for i in geomelems:
if 'Solid' in i.ToString():
faces.append(list(i.Faces))
elif 'Mesh' in i.ToString():
faces.append(i)
else:
continue
faces = list(flatten(faces))
#getting all meshes
meshes = []
for f in faces:
if 'Mesh' in f.ToString():
meshes.append(f)
else:
meshes.append(f.Triangulate())
#getting all vertices
vertexlist = []
for m in meshes:
vertexlist.append(list(m.Vertices))
vertexlist = list(flatten(vertexlist))
#creating sorted vertex string representation of object for comparison with other indice of element
vertexstr = ', '.join(sorted(set(map(tostring,vertexlist))))
return vertexstr
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