def __call__(self, skelcontext, name):
skelobj = skelcontext.getObject()
seg_list = segments_from_el_aggregate(skelcontext, self.group)
(startnode, seg_list) = _segset2seglist(seg_list, self.direction,
skelobj)
skelcontext.createEdgeBoundary(name, seg_list, startnode)
registeredclass.TwoDOnlyRegistration(
"Edge boundary from elements",
BoundaryConstructor,
EdgeFromElements,
ordering=_edgeBdyConstructor + _elemBdySource,
params=[
skeletongroupparams.ElementAggregateParameter(
'group', tip="Construct the boundary from these elements"),
director.DirectorParameter('direction', tip="Direction of Boundary.")
],
tip="Construct an edge boundary around a set of elements.",
discussion=xmlmenudump.loadFile(
'DISCUSSIONS/engine/reg/edge_from_elements.xml'))
# ## ### #### ##### ###### ####### ######## ####### ###### ##### #### ### ## #
def segments_from_face_aggregate(skelcontext, group):
faces = skelcontext.faces_from_face_aggregate(group)
## TODO OPT: If cskeletonsegment.sequenceSegments() could accept a set
## as well as a list, we wouldn't have to convert the set returned
## by exteriorSegmentsOfFaceSet to a list here.
return list(skelcontext.exteriorSegmentsOfFaceSet(faces))
def contains(self, pt):
skelel = self.skeleton.enclosingElement(pt)
if self.elements == placeholder.selection:
return skelel.isSelected()
return self.elements in skelel.groups
def get_elements(self):
return self._elements_from_aggregate()
registeredclass.Registration(
'Element Group',
Domain,
ElementGroup,
30,
params=[skeletongroupparams.ElementAggregateParameter('elements',
tip='Elements to sample.')],
sample_types=[analysissample.GRID, analysissample.ELEMENT],
tip='Use an element group as the post-processing domain.',
discussion=xmlmenudump.loadFile('DISCUSSIONS/engine/reg/element_group_domain.xml')
)
#=--=##=--=##=--=##=--=##=--=##=--=##=--=##=--=##=--=##=--=##=--=##=--=##=--=#
class SinglePoint(Domain):
def __init__(self, point):
self.point = point
def get_points(self):
return [self.point]
registeredclass.Registration(
'Single Point',
def __call__(self, skelcontext, name):
skelobj = skelcontext.getObject()
seg_list = segments_from_el_aggregate(skelcontext, self.group)
(startnode, seg_list) = _segset2seglist(seg_list, self.direction, skelobj)
skelcontext.createEdgeBoundary(name, seg_list, startnode)
registeredclass.Registration(
"Edge boundary from elements",
BoundaryConstructor,
EdgeFromElements,
ordering=101,
params = [skeletongroupparams.ElementAggregateParameter('group',
tip="Construct the boundary from these elements"),
director.DirectorParameter('direction',
director.Director('Clockwise'),
tip="Direction of Boundary.")],
tip="Construct an edge boundary around a set of elements.",
discussion=xmlmenudump.loadFile('DISCUSSIONS/engine/reg/edge_from_elements.xml'))
# ## ### #### ##### ###### ####### ######## ####### ###### ##### #### ### ## #
# Stateful object for keeping track of where you are in the
# path-construction process. Maintains a list of segments-or-None,
# and a dictionary, indexed by nodes, of pointers into this list.
# "None" in the list means that the segment in question has already
# been used in the current path.