Mercurial Hosting > traffic-intelligence
diff python/moving.py @ 270:05c9b0cb8202
updates for drawing
author | Nicolas Saunier <nicolas.saunier@polymtl.ca> |
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date | Thu, 02 Aug 2012 05:35:57 -0400 |
parents | 0c0b92f621f6 |
children | 8d44fb1756bc |
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--- a/python/moving.py Sun Jul 29 04:09:43 2012 -0400 +++ b/python/moving.py Thu Aug 02 05:35:57 2012 -0400 @@ -376,12 +376,12 @@ self.addPositionXY(p.x, p.y) @staticmethod - def _draw(positions, options = '', withOrigin = False, lastCoordinate = None, **kwargs): + def _draw(positions, options = '', withOrigin = False, lastCoordinate = None, timeStep = 1, **kwargs): from matplotlib.pylab import plot if lastCoordinate == None: - plot(positions[0], positions[1], options, **kwargs) + plot(positions[0][::timeStep], positions[1][::timeStep], options, **kwargs) elif 0 <= lastCoordinate <= len(positions[0]): - plot(positions[0][:lastCoordinate], positions[1][:lastCoordinate], options, **kwargs) + plot(positions[0][:lastCoordinate:timeStep], positions[1][:lastCoordinate:timeStep], options, **kwargs) if withOrigin: plot([positions[0][0]], [positions[1][0]], 'ro', **kwargs) @@ -390,17 +390,17 @@ projected = cvutils.projectArray(homography, array(self.positions)) return Trajectory(projected) - def draw(self, options = '', withOrigin = False, **kwargs): - Trajectory._draw(self.positions, options, withOrigin,**kwargs) + def draw(self, options = '', withOrigin = False, timeStep = 1, **kwargs): + Trajectory._draw(self.positions, options, withOrigin, None, timeStep, **kwargs) - def drawAt(self, lastCoordinate, options = '', withOrigin = False, **kwargs): - Trajectory._draw(self.positions, options, withOrigin, lastCoordinate, **kwargs) + def drawAt(self, lastCoordinate, options = '', withOrigin = False, timeStep = 1, **kwargs): + Trajectory._draw(self.positions, options, withOrigin, lastCoordinate, timeStep, **kwargs) - def drawOnWorldImage(self, nPixelsPerUnitDistance, imageHeight, options = '', withOrigin = False, **kwargs): + def drawOnWorldImage(self, nPixelsPerUnitDistance, imageHeight, options = '', withOrigin = False, timeStep = 1, **kwargs): from matplotlib.pylab import plot imgPositions = [[x*nPixelsPerUnitDistance for x in self.positions[0]], [-x*nPixelsPerUnitDistance+imageHeight for x in self.positions[1]]] - Trajectory._draw(imgPositions, options, withOrigin, **kwargs) + Trajectory._draw(imgPositions, options, withOrigin, timeStep, **kwargs) def getXCoordinates(self): return self.positions[0] @@ -568,11 +568,11 @@ def getYCoordinates(self): return self.positions.getYCoordinates() - def draw(self, options = '', withOrigin = False, **kwargs): - self.positions.draw(options, withOrigin, **kwargs) + def draw(self, options = '', withOrigin = False, timeStep = 1, **kwargs): + self.positions.draw(options, withOrigin, timeStep, **kwargs) - def drawOnWorldImage(self, nPixelsPerUnitDistance, imageHeight, options = '', withOrigin = False, **kwargs): - self.positions.drawOnWorldImage(nPixelsPerUnitDistance, imageHeight, options, withOrigin, **kwargs) + def drawOnWorldImage(self, nPixelsPerUnitDistance, imageHeight, options = '', withOrigin = False, timeStep = 1, **kwargs): + self.positions.drawOnWorldImage(nPixelsPerUnitDistance, imageHeight, options, withOrigin, timeStep, **kwargs) def play(self, videoFilename, homography = None): cvutils.displayTrajectories(videoFilename, [self], homography, self.getFirstInstant(), self.getLastInstant())