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comparison trafficintelligence/moving.py @ 1075:67144f26609e

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Updates crop
author Wendlasida
date Wed, 11 Jul 2018 15:01:37 -0400
parents 75a6ad604cc5
children 108c5dc4e34a
comparison
equal deleted inserted replaced
1054:d13f9bfbf3ff 1075:67144f26609e
1148 self.geometry = geometry 1148 self.geometry = geometry
1149 self.userType = userType 1149 self.userType = userType
1150 self.setNObjects(nObjects) # a feature has None for nObjects 1150 self.setNObjects(nObjects) # a feature has None for nObjects
1151 self.features = None 1151 self.features = None
1152 # compute bounding polygon from trajectory 1152 # compute bounding polygon from trajectory
1153
1154 @staticmethod
1155 def cropedTimeInterval(obj, value, after = True):
1156 newTimeInterval = TimeInterval(obj.getFirstInstant(), min(value, obj.getLastInstant())) if after else TimeInterval(max(obj.getFirstInstant(), value), obj.getLastInstant())
1157 if obj.positions is not None :
1158 newPositions = obj.positions[slice(newTimeInterval.first, newTimeInterval.last+1)]
1159 else:
1160 newPositions = None
1161 if obj.velocities is not None :
1162 newVelocities = obj.velocities[slice(newTimeInterval.first, newTimeInterval.last+1)]
1163 else:
1164 newVelocities = None
1165 if obj.features is not None :
1166 newFeatures = [f.cropedTimeInterval(value, after) for f in obj.features]
1167 else:
1168 newFeatures = None
1169 res = MovingObject(obj.getNum(), newTimeInterval, newPositions, newVelocities, obj.geometry, obj.userType, obj.nObjects)
1170 res.features = newFeatures
1171 res.featureNumbers = obj.featureNumbers
1172 if hasattr(obj, 'projectedPositions'):
1173 res.projectedPositions = obj.projectedPositions[slice(newTimeInterval.first, newTimeInterval.last+1)]
1174 return res
1175
1153 1176
1154 @staticmethod 1177 @staticmethod
1155 def aggregateTrajectories(features, interval = None, aggFunc = mean): 1178 def aggregateTrajectories(features, interval = None, aggFunc = mean):
1156 'Computes the aggregate trajectory from list of MovingObject features' 1179 'Computes the aggregate trajectory from list of MovingObject features'
1157 positions = Trajectory() 1180 positions = Trajectory()
1337 def setNObjects(self, nObjects): 1360 def setNObjects(self, nObjects):
1338 if nObjects is None or nObjects >= 1: 1361 if nObjects is None or nObjects >= 1:
1339 self.nObjects = nObjects 1362 self.nObjects = nObjects
1340 else: 1363 else:
1341 print('Number of objects represented by object {} must be greater or equal to 1 ({})'.format(self.getNum(), nObjects)) 1364 print('Number of objects represented by object {} must be greater or equal to 1 ({})'.format(self.getNum(), nObjects))
1365 self.nObjects = None
1342 1366
1343 def setFeatures(self, features, featuresOrdered = False): 1367 def setFeatures(self, features, featuresOrdered = False):
1344 '''Sets the features in the features field based on featureNumbers 1368 '''Sets the features in the features field based on featureNumbers
1345 if not all features are loaded from 0, one needs to renumber in a dict''' 1369 if not all features are loaded from 0, one needs to renumber in a dict'''
1346 if featuresOrdered: 1370 if featuresOrdered: