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comparison python/moving.py @ 643:bfaa6b95dae2

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added function to plot curvilinear position as a function of time
author Nicolas Saunier <nicolas.saunier@polymtl.ca>
date Fri, 10 Apr 2015 15:40:27 +0200
parents 3058e00887bc
children 107f1ad02b69
comparison
equal deleted inserted replaced
642:932f96c89212 643:bfaa6b95dae2
1070 def getCurvilinearPositions(self): 1070 def getCurvilinearPositions(self):
1071 if hasattr(self, 'curvilinearPositions'): 1071 if hasattr(self, 'curvilinearPositions'):
1072 return self.curvilinearPositions 1072 return self.curvilinearPositions
1073 else: 1073 else:
1074 return None 1074 return None
1075
1076 def plotCurvilinearPositions(self, lane = None, options = '', withOrigin = False, **kwargs):
1077 if hasattr(self, 'curvilinearPositions'):
1078 from matplotlib.pylab import plot
1079 from numpy import NaN
1080 if lane is None:
1081 plot(list(self.getTimeInterval()), self.curvilinearPositions.positions[0], options, **kwargs)
1082 else:
1083 instants = []
1084 coords = []
1085 for t, p in zip(self.getTimeInterval(), self.curvilinearPositions):
1086 if p[2] == lane:
1087 instants.append(t)
1088 coords.append(p[0])
1089 else:
1090 instants.append(NaN)
1091 coords.append(NaN)
1092 plot(instants, coords, options, **kwargs)
1093 if withOrigin:
1094 plot([self.getFirstInstant()], [self.curvilinearPositions.positions[0][0]], 'ro', **kwargs)
1095 else:
1096 print('Object {} has no curvilinear positions'.format(self.getNum()))
1075 1097
1076 def setUserType(self, userType): 1098 def setUserType(self, userType):
1077 self.userType = userType 1099 self.userType = userType
1078 1100
1079 def setFeatures(self, features): 1101 def setFeatures(self, features):