def createInCapacityStationBuffers(self):
# loop through the exits
for exit in G.CapacityStationExitList:
# if the exit received nothing currently there is nothing to do
if exit.currentlyObtainedEntities == []:
continue
buffer = exit.nextCapacityStationBuffer # the next buffer
# if it is the end of the system there is nothing to do
if not buffer:
exit.currentlyObtainedEntities = []
continue
previousStation = exit.previous[
0] # the station the the entity just finished from
previousBuffer = previousStation.previous[
0] # the buffer of the station
nextStation = buffer.next[0] # the next processing station
# for every entity calculate the new entity to be created in the next station and create it
for entity in exit.currentlyObtainedEntities:
project = entity.capacityProject
# if the entity exits from an assembly station
# and not all project is finished there, then do not create anything in the next
if previousBuffer.requireFullProject:
projectFinishedFromLast = True
for e in previousBuffer.getActiveObjectQueue():
if e.capacityProject == project:
projectFinishedFromLast = False
break
if not projectFinishedFromLast:
continue
entityCapacity = entity.requiredCapacity
previousRequirement = float(
project.capacityRequirementDict[previousStation.id])
nextRequirement = float(
project.capacityRequirementDict[nextStation.id])
# if the previous station was assembly then in the next the full project arrives
# so requires whatever the project requires
if previousBuffer.requireFullProject:
nextStationCapacityRequirement = nextRequirement
# else calculate proportionally
else:
proportion = nextRequirement / previousRequirement
nextStationCapacityRequirement = proportion * entityCapacity
entityToCreateName = entity.capacityProjectId + '_' + nextStation.objName + '_' + str(
nextStationCapacityRequirement)
entityToCreate = CapacityEntity(
name=entityToCreateName,
capacityProjectId=entity.capacityProjectId,
requiredCapacity=nextStationCapacityRequirement)
entityToCreate.currentStation = buffer
entityToCreate.initialize()
import dream.simulation.Globals as Globals
Globals.setWIP([entityToCreate
]) #set the new components as wip
# reset the currently obtained entities list to empty
exit.currentlyObtainedEntities = []
def createInCapacityStationBuffers(self):
# loop through the exits
for exit in G.CapacityStationExitList:
# if the exit received nothing currently there is nothing to do
if exit.currentlyObtainedEntities==[]:
continue
buffer=exit.nextCapacityStationBuffer # the next buffer
# if it is the end of the system there is nothing to do
if not buffer:
exit.currentlyObtainedEntities=[]
continue
previousStation=exit.previous[0] # the station the the entity just finished from
previousBuffer=previousStation.previous[0] # the buffer of the station
nextStation=buffer.next[0] # the next processing station
# for every entity calculate the new entity to be created in the next station and create it
for entity in exit.currentlyObtainedEntities:
project=entity.capacityProject
# if the entity exits from an assembly station
# and not all project is finished there, then do not create anything in the next
if previousBuffer.requireFullProject:
projectFinishedFromLast=True
for e in previousBuffer.getActiveObjectQueue():
if e.capacityProject==project:
projectFinishedFromLast=False
break
if not projectFinishedFromLast:
continue
entityCapacity=entity.requiredCapacity
previousRequirement=float(project.capacityRequirementDict[previousStation.id])
nextRequirement=float(project.capacityRequirementDict[nextStation.id])
# if the previous station was assembly then in the next the full project arrives
# so requires whatever the project requires
if previousBuffer.requireFullProject:
nextStationCapacityRequirement=nextRequirement
# else calculate proportionally
else:
proportion=nextRequirement/previousRequirement
nextStationCapacityRequirement=proportion*entityCapacity
entityToCreateName=entity.capacityProjectId+'_'+nextStation.objName+'_'+str(nextStationCapacityRequirement)
entityToCreate=CapacityEntity(name=entityToCreateName, capacityProjectId=entity.capacityProjectId,
requiredCapacity=nextStationCapacityRequirement)
entityToCreate.currentStation=buffer
entityToCreate.initialize()
import dream.simulation.Globals as Globals
Globals.setWIP([entityToCreate]) #set the new components as wip
# reset the currently obtained entities list to empty
exit.currentlyObtainedEntities=[]
def mergeEntities(self):
# loop through the capacity station buffers
for buffer in G.CapacityStationBufferList:
nextStation = buffer.next[0]
projectList = []
# loop through the entities to see what projects lie in the buffer
for entity in buffer.getActiveObjectQueue():
if entity.capacityProject not in projectList:
projectList.append(entity.capacityProject)
for project in projectList:
entitiesToBeMerged = []
for entity in buffer.getActiveObjectQueue():
if entity.capacityProject == project:
entitiesToBeMerged.append(entity)
totalCapacityRequirement = 0
# if the buffer acts as assembly there is no need to calculate the total capacity requirement,
# it will be the one that the project has as a total for this station
if buffer.requireFullProject:
# find what has been already processed
alreadyProcessed = 0
for record in nextStation.detailedWorkPlan:
if record['project'] == project.id:
alreadyProcessed += float(record['allocation'])
totalCapacityRequirement = project.capacityRequirementDict[
nextStation.id] - alreadyProcessed
# else calculate the total capacity requirement by adding the one each entity requires
else:
for entity in entitiesToBeMerged:
totalCapacityRequirement += entity.requiredCapacity
# erase the Entities to create the merged one
for entity in entitiesToBeMerged:
buffer.getActiveObjectQueue().remove(entity)
# create the merged entity
entityToCreateName = entity.capacityProjectId + '_' + nextStation.objName + '_' + str(
totalCapacityRequirement)
entityToCreate = CapacityEntity(
name=entityToCreateName,
capacityProjectId=project.id,
requiredCapacity=totalCapacityRequirement)
entityToCreate.currentStation = buffer
entityToCreate.initialize()
import dream.simulation.Globals as Globals
Globals.setWIP([entityToCreate
]) #set the new components as wip
def mergeEntities(self):
# loop through the capacity station buffers
for buffer in G.CapacityStationBufferList:
nextStation=buffer.next[0]
projectList=[]
# loop through the entities to see what projects lie in the buffer
for entity in buffer.getActiveObjectQueue():
if entity.capacityProject not in projectList:
projectList.append(entity.capacityProject)
for project in projectList:
entitiesToBeMerged=[]
for entity in buffer.getActiveObjectQueue():
if entity.capacityProject==project:
entitiesToBeMerged.append(entity)
totalCapacityRequirement=0
# if the buffer acts as assembly there is no need to calculate the total capacity requirement,
# it will be the one that the project has as a total for this station
if buffer.requireFullProject:
# find what has been already processed
alreadyProcessed=0
for record in nextStation.detailedWorkPlan:
if record['project']==project.id:
alreadyProcessed+=float(record['allocation'])
totalCapacityRequirement=project.capacityRequirementDict[nextStation.id]-alreadyProcessed
# else calculate the total capacity requirement by adding the one each entity requires
else:
for entity in entitiesToBeMerged:
totalCapacityRequirement+=entity.requiredCapacity
# erase the Entities to create the merged one
for entity in entitiesToBeMerged:
buffer.getActiveObjectQueue().remove(entity)
# create the merged entity
entityToCreateName=entity.capacityProjectId+'_'+nextStation.objName+'_'+str(totalCapacityRequirement)
entityToCreate=CapacityEntity(name=entityToCreateName, capacityProjectId=project.id,
requiredCapacity=totalCapacityRequirement)
entityToCreate.currentStation=buffer
entityToCreate.initialize()
import dream.simulation.Globals as Globals
Globals.setWIP([entityToCreate]) #set the new components as wip
def breakEntity(self, entity, buffer, station, totalAvailableCapacity, totalRequestedCapacity):
# calculate what is the capacity that should proceed and what that should remain
capacityToMove=totalAvailableCapacity*(entity.requiredCapacity)/float(totalRequestedCapacity)
capacityToStay=entity.requiredCapacity-capacityToMove
# if capacityToMove is equal to 0 no need to break. Return false.
if capacityToMove==0:
return False
else:
# remove the capacity entity by the buffer so that the broken ones are created
buffer.getActiveObjectQueue().remove(entity)
entityToMoveName=entity.capacityProjectId+'_'+station.objName+'_'+str(capacityToMove)
entityToMove=CapacityEntity(name=entityToMoveName, capacityProjectId=entity.capacityProjectId, requiredCapacity=capacityToMove)
entityToMove.initialize()
entityToMove.currentStation=buffer
entityToMove.shouldMove=True
entityToStayName=entity.capacityProjectId+'_'+station.objName+'_'+str(capacityToStay)
entityToStay=CapacityEntity(name=entityToStayName, capacityProjectId=entity.capacityProjectId, requiredCapacity=capacityToStay)
entityToStay.initialize()
entityToStay.currentStation=buffer
import dream.simulation.Globals as Globals
Globals.setWIP([entityToMove,entityToStay]) #set the new components as wip
return True
def breakEntity(self, entity, buffer, station, totalAvailableCapacity,
totalRequestedCapacity):
# calculate what is the capacity that should proceed and what that should remain
capacityToMove = totalAvailableCapacity * (
entity.requiredCapacity) / float(totalRequestedCapacity)
capacityToStay = entity.requiredCapacity - capacityToMove
# if capacityToMove is equal to 0 no need to break. Return false.
if capacityToMove == 0:
return False
else:
# remove the capacity entity by the buffer so that the broken ones are created
buffer.getActiveObjectQueue().remove(entity)
entityToMoveName = entity.capacityProjectId + '_' + station.objName + '_' + str(
capacityToMove)
entityToMove = CapacityEntity(
name=entityToMoveName,
capacityProjectId=entity.capacityProjectId,
requiredCapacity=capacityToMove)
entityToMove.initialize()
entityToMove.currentStation = buffer
entityToMove.shouldMove = True
entityToStayName = entity.capacityProjectId + '_' + station.objName + '_' + str(
capacityToStay)
entityToStay = CapacityEntity(
name=entityToStayName,
capacityProjectId=entity.capacityProjectId,
requiredCapacity=capacityToStay)
entityToStay.initialize()
entityToStay.currentStation = buffer
import dream.simulation.Globals as Globals
Globals.setWIP([entityToMove,
entityToStay]) #set the new components as wip
return True
