Re: [Matplotlib-users] More quiver

[John B. <by...@bu...>]

On Thu, 2005-09-29 at 12:43 -0400, John Byrnes wrote:
> around line 855 or so in axes.py
>=20
> N =3D sqrt( U**2+V**2 )
> if do_scale:
> 	Nmax =3D maximum.reduce(maximum.reduce(N))
> 	U *=3D (S/Nmax)
> 	V *=3D (S/Nmax)
> 	N /=3D Nmax
>=20
> No provision is made for the case where N is the zero vector. =20


I've attached a patch for axes.py and patches.py that takes fixes the
behavior of quiver() for zero valued vectors.  I'm not sure if it breaks
anything else.

Regards,

John

--
John Byrnes (by...@bu...)
Graduate Student
Electrical Engineering
Boston University

If you know how to spend less than you get, you have the philosopher's ston=
e.
		-- Benjamin Franklin