Mercurial Hosting > traffic-intelligence
diff python/moving.py @ 105:9844c69d8fa2
added multiply method to Point
author | Nicolas Saunier <nico@confins.net> |
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date | Thu, 14 Jul 2011 19:48:30 -0400 |
parents | 13187af8622d |
children | 916678481896 |
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--- a/python/moving.py Thu Jul 14 17:15:09 2011 -0400 +++ b/python/moving.py Thu Jul 14 19:48:30 2011 -0400 @@ -131,6 +131,9 @@ def __sub__(self, other): return Point(self.x-other.x, self.y-other.y) + def multiply(self, alpha): + return Point(self.x*alpha, self.y*alpha) + def draw(self, options = ''): from matplotlib.pylab import plot plot([self.x], [self.y], 'x'+options)