def calc_edge(index, shellindex, MC):
# Find all the points just inside the clouds
maskindex = expand_indexes(shellindex, MC)
# From the expanded mask, select the points inside the cloud
edgeindex = numpy.intersect1d(maskindex, index, assume_unique=True)
return edgeindex
def calc_shell(index, MC):
# Expand the cloud points outward
maskindex = expand_indexes(index, MC)
# From the expanded mask, select the points outside the cloud
shellindex = numpy.setdiff1d(maskindex, index, assume_unique=True)
return shellindex
def calc_edge(index, shellindex, MC):
# Find all the points just inside the clouds
maskindex = expand_indexes(shellindex, MC)
# From the expanded mask, select the points inside the cloud
edgeindex = numpy.intersect1d(maskindex, index, assume_unique=True)
return edgeindex
def calc_shell(index, MC):
# Expand the cloud points outward
maskindex = expand_indexes(index, MC)
# From the expanded mask, select the points outside the cloud
shellindex = numpy.setdiff1d(maskindex, index, assume_unique=True)
return shellindex
def expand_cloudlet(cloudlet, indexes, MC):
"""Given an array of indexes composing a cloudlet and a boolean mask
array indicating if each model index may be expanded into (True) or
not (False), expand the cloudlet into the permissable indicies that
are find all indicies adjacent to the cloudlet.
Returns an array of the indicies composing the expanded cloudlet, and
an array of the remaining indicies that may be expanded into.
"""
# Expand the cloudlet indexes into their nearest neighbours
expanded_cloudlet = expand_indexes(cloudlet, MC)
# Find the mask values of the expanded indexes
mask = indexes[expanded_cloudlet]
# Select the expanded cloudlet indexes that may be expanded into
new_points = expanded_cloudlet[mask]
# Remove the indicies that have been added to the cloudlet
indexes[new_points] = False
return new_points, indexes
def expand_cloudlet(cloudlet, indexes, MC):
"""Given an array of indexes composing a cloudlet and a boolean mask
array indicating if each model index may be expanded into (True) or
not (False), expand the cloudlet into the permissable indicies that
are find all indicies adjacent to the cloudlet.
Returns an array of the indicies composing the expanded cloudlet, and
an array of the remaining indicies that may be expanded into.
"""
# Expand the cloudlet indexes into their nearest neighbours
expanded_cloudlet = expand_indexes(cloudlet, MC)
# Find the mask values of the expanded indexes
mask = indexes[expanded_cloudlet]
# Select the expanded cloudlet indexes that may be expanded into
new_points = expanded_cloudlet[mask]
# Remove the indicies that have been added to the cloudlet
indexes[new_points] = False
return new_points, indexes
