Mercurial > hg > nsaunier > traffic-intelligence

comparison trafficintelligence/events.py @ 1157:173b7926734e

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
clarifying categorize method
author Nicolas Saunier <nicolas.saunier@polymtl.ca>
date Wed, 21 Oct 2020 10:38:30 -0400
parents 658f87232536
children b968c33f8c2f
comparison
equal deleted inserted replaced
1156:f7fbe624fff7 1157:173b7926734e
222 minDistances[instant] = moving.MovingObject.minDistance(self.roadUser1, self.roadUser2, instant) 222 minDistances[instant] = moving.MovingObject.minDistance(self.roadUser1, self.roadUser2, instant)
223 self.addIndicator(indicators.SeverityIndicator(Interaction.indicatorNames[3], minDistances, mostSevereIsMax = False)) 223 self.addIndicator(indicators.SeverityIndicator(Interaction.indicatorNames[3], minDistances, mostSevereIsMax = False))
224 224
225 def categorize(self, velocityAngleTolerance, parallelAngleTolerance, headonCollisionCourseAngleTolerance = None): 225 def categorize(self, velocityAngleTolerance, parallelAngleTolerance, headonCollisionCourseAngleTolerance = None):
226 '''Computes the interaction category by instant 226 '''Computes the interaction category by instant
227 velocityAngleTolerance and parallelAngleTolerance in radian 227 all 3 angle arguments in radian
228 velocityAngleTolerance: indicates the angle threshold for rear and head on (180-velocityAngleTolerance), as well as the maximum collision course angle for head on 228 velocityAngleTolerance: indicates the angle threshold for rear and head on (180-velocityAngleTolerance), as well as the maximum collision course angle for head on (if headonCollisionCourseAngleTolerance is None)
229 velocityAngleTolerance: indicates the angle between velocity vector (average for parallel) and position vector''' 229 parallelAngleTolerance: indicates the angle between velocity vector (average for parallel) and position vector
230
231 an instant may not be categorized if it matches the side definition (angle)
232 but the distance is growing (at least one user is probably past the point of trajectory crossing)'''
230 parallelAngleToleranceCosine = np.cos(parallelAngleTolerance) 233 parallelAngleToleranceCosine = np.cos(parallelAngleTolerance)
231 if headonCollisionCourseAngleTolerance is None: 234 if headonCollisionCourseAngleTolerance is None:
232 headonCollisionCourseAngleTolerance = velocityAngleTolerance 235 headonCollisionCourseAngleTolerance = velocityAngleTolerance
233 236
234 self.categories = {} 237 self.categories = {}