def activeProcess(self, index):
node = self.skeleton.getNodeWithIndex(index)
change = deputy.DeputyProvisionalChanges()
move_to = self.mover(self.skeleton, node)
change.moveNode(node,
move_to,
self.skeleton) # moved the node
# Building data to be sent to sharers.
shared = node.sharedWith()
nodeMoves = []
for s in shared:
nodeMoves.append(
cfiddler.create_movedata(
_rank, # master process
node.remoteIndex(s), # remote index
move_to.x, # x
move_to.y # y
))
# Sending move data to shared processes
cfiddler.Isend_MoveData(nodeMoves, shared,
tag=self.move_channel)
## REPORT("STARTED WORKING ON NODE #", index, "WITH", shared)
# receiving illegality from shared processes
illegal = mpitools.Irecv_Bools(shared,
tag=self.illegal_channel)
if True in illegal or change.illegal(self.skeleton):
self.moveBack(node)
return
else: # continue
mpitools.Isend_Bool(True, shared, tag=self.verdict_channel)
# Receiving report from shared processes
reports = mpitools.Irecv_DoubleVecs(shared, tag=self.report_channel)
homog0 = []
shape0 = []
homog1 = []
shape1 = []
for r in reports:
n = len(r)/4
homog0 += r[:n]
shape0 += r[n:2*n]
homog1 += r[2*n:3*n]
shape1 += r[3*n:4*n]
change.augmentData(homog0, homog1, shape0, shape1)
# Now, the decision time
bestchange = self.criterion([change], self.skeleton)
if bestchange is not None:
self.stay(node, bestchange)
elif self.T > 0. and not self.criterion.hopeless():
diffE = change.deltaE(self.skeleton, self.alpha)
if math.exp(-diffE/self.T) > random.random():
self.stay(node, change)
else:
self.moveBack(node)
else:
self.moveBack(node)
def coreProcess(self, context):
## NOTE FOR DEVELOPERS:
#### if a change is made to this function,
#### make sure that the SAME changes are made, in a
#### consistent way in fiddlenodesbaseParallel.py
skeleton = context.getObject()
prog = self.makeProgress()
self.totalE = skeleton.energyTotal(self.criterion.alpha)
self.nok = self.nbad = 0
self.deltaE = 0.
# TODO: If the Skeleton is periodic and a node and its partner
# are both active, only one of them should be in activenodes.
activenodes = self.targets(context)
random.shuffle(activenodes)
j = 0
context.begin_writing()
try:
# start_time = time.time()
for node in activenodes:
change = deputy.DeputyProvisionalChanges()
change.moveNode(node, self.movedPosition(skeleton, node),
skeleton)
bestchange = self.criterion([change], skeleton)
if bestchange is not None:
self.nok += 1
self.deltaE += bestchange.deltaE(skeleton,
self.criterion.alpha)
bestchange.accept(skeleton)
# Failed to meet the specified criterion ... but
elif (self.T > 0.0 and not change.illegal(skeleton)
and not self.criterion.hopeless()):
diffE = change.deltaE(skeleton, self.criterion.alpha)
if math.exp(-diffE / self.T) > random.random():
self.nok += 1
self.deltaE += diffE
change.accept(skeleton)
else:
self.nbad += 1
else:
self.nbad += 1
if prog.stopped():
return
skeleton.timestamp.increment()
finally:
prog.finish()
context.end_writing()
switchboard.notify("redraw")
def soloProcess(self, index):
## REPORT("WORKING SOLO ON NODE #", index)
node = self.skeleton.getNodeWithIndex(index)
change = deputy.DeputyProvisionalChanges()
change.moveNode(node, self.mover(self.skeleton, node),
self.skeleton) # moved
# Now, the decision time
bestchange = self.criterion([change], self.skeleton)
if bestchange is not None:
self.stay(node, bestchange)
elif self.T > 0. and not self.criterion.hopeless():
diffE = change.deltaE(self.skeleton, self.alpha)
if math.exp(-diffE / self.T) > random.random():
self.stay(node, change)
else:
self.moveBack(node)
else:
self.moveBack(node)
def soloProcess(self, index):
## REPORT("WORKING SOLO ON NODE #", index)
node = self.skeleton.getNodeWithIndex(index)
move_candidates = self.mover(self.skeleton, node) # list of points
move_candidates = [mc for mc in move_candidates if mc] # removes "None"
changes = []
for mc in move_candidates:
change = deputy.DeputyProvisionalChanges()
change.moveNode(node, mc, self.skeleton) # moved the node
changes.append(change)
# Now, the decision time
bestchange = self.criterion(changes, self.skeleton)
if bestchange is not None:
self.nok += 1
self.deltaE += bestchange.deltaE(self.skeleton, self.alpha)
bestchange.accept(self.skeleton)
else:
self.nbad += 1
def coreProcess(self, context):
skeleton = context.getObject()
prog = self.makeProgress()
self.totalEnergy = skeleton.energyTotal(self.criterion.alpha)
self.nok = self.nbad = 0
self.deltaE = 0.
activenodes = self.targets(context)
random.shuffle(activenodes)
j = 0
context.begin_writing()
try:
for node in activenodes:
# obtain transition points
tps = self.movedPosition(skeleton, node)
changes = []
for tp in tps:
if tp:
change = deputy.DeputyProvisionalChanges()
change.moveNode(node, tp, skeleton)
changes.append(change)
bestchange = self.criterion(changes, skeleton)
if bestchange is not None:
self.nok += 1
self.deltaE += bestchange.deltaE(skeleton,
self.criterion.alpha)
bestchange.accept(skeleton)
else:
self.nbad += 1
if prog.stopped():
return
skeleton.timestamp.increment()
finally:
context.end_writing()
switchboard.notify("redraw")
def activeProcess(self, index):
node = self.skeleton.getNodeWithIndex(index)
shared = node.sharedWith()
# send the node (remote) index
for s in shared:
mpitools.Send_Int(node.remoteIndex(s), s, self.move_channel)
move_candidates = self.mover.active(self.skeleton, node)
mpitools.Isend_Int(len(move_candidates), shared, tag=self.move_channel)
changes = []
for mc in move_candidates:
change = deputy.DeputyProvisionalChanges()
change.moveNode(node, mc, self.skeleton) # moved the node
# Building data to be sent to sharers.
nodeMoves = []
for s in shared:
nodeMoves.append(
cfiddler.create_movedata(
_rank, # master process
node.remoteIndex(s), # remote index
mc.x, # x
mc.y # y
))
# Sending move data to shared processes
cfiddler.Isend_MoveData(nodeMoves, shared, tag=self.move_channel)
## REPORT("STARTED WORKING ON NODE #", index, "WITH", shared)
# receiving illegality from shared processes
illegal = mpitools.Irecv_Bools(shared, tag=self.illegal_channel)
legal = True not in illegal and not change.illegal(self.skeleton)
mpitools.Isend_Bool(legal, shared, tag=self.verdict_channel)
if not legal:
continue
# Receiving report from shared processes
reports = mpitools.Irecv_DoubleVecs(shared,
tag=self.report_channel)
homog0 = []
shape0 = []
homog1 = []
shape1 = []
for r in reports:
n = len(r) / 4
homog0 += r[:n]
shape0 += r[n:2 * n]
homog1 += r[2 * n:3 * n]
shape1 += r[3 * n:4 * n]
change.augmentData(homog0, homog1, shape0, shape1)
changes.append(change)
# Now, the decision time
bestchange = self.criterion(changes, self.skeleton)
if bestchange is not None:
self.nok += 1
self.deltaE += bestchange.deltaE(self.skeleton, self.alpha)
bestchange.accept(self.skeleton)
mpitools.Isend_Bool(True, shared, tag=self.verdict_channel)
theindex = changes.index(bestchange)
x = move_candidates[theindex].x
y = move_candidates[theindex].y
mpitools.Isend_DoubleVec([x, y],
shared,
tag=self.move_channel,
size=2)
else:
self.nbad += 1
mpitools.Isend_Bool(False, shared, tag=self.verdict_channel)
