On 03/11/2012 12:27 PM, D. S. McNeil wrote:
> Hi! Bumping this upstream from Sage, where we use quiver to draw
> slope fields. The following code
>
> ###
> import matplotlib.pyplot as plt
> import numpy as np
>
> fig = plt.figure()
> r = np.arange(10)
> X,Y = np.meshgrid(r,r)
> U, V = np.cos(X),
Jordan,
I committed the quiver patch with a slight modification, no functional change.
Eric
- Original Message -
From: Jordan Dawe <[EMAIL PROTECTED]>
Date: Tuesday, May 30, 2006 12:39 pm
Subject: [matplotlib-devel] Quiver Patch
To: matplotlib development list
> Ok, here's something of
Jordan,
Sorry for the duplication, but I made and committed a similar LineCollection
change before seeing your message. It is almost identical to yours.
I will check your Quiver change and commit it if it looks OK.
Thanks.
Eric
- Original Message -
From: Jordan Dawe <[EMAIL PROTECTED
John Hunter wrote:
Hope this helps,
JDH
Sweet, that helps a lot. Thank you very much.
Jordan
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> "Jordan" == Jordan Dawe <[EMAIL PROTECTED]> writes:
Jordan> Cool, that makes sense. Another question: what plot types
Jordan> generate 1 Line2D objects? I can see quiver doing
Jordan> something like that if one plots an 100x100 grid, but it
Jordan> seems to me the result
Jordan> Also, a question: why use collection objects? The
Jordan> implimentation doesn't strike me as being much faster
Jordan> rendering wise, but maybe I'm wrong. Is it just so all
Jordan> the objects can be manipulated all at once by changing the
Jordan> state of the col
> "Jordan" == Jordan Dawe <[EMAIL PROTECTED]> writes:
Jordan> Also, a question: why use collection objects? The
Jordan> implimentation doesn't strike me as being much faster
Jordan> rendering wise, but maybe I'm wrong. Is it just so all
Jordan> the objects can be manipulated
Eric Firing wrote:
Jordan,
Are you sure you want to use a LineCollection for this? If you do, someone is sure to say, "But I want red arrows with black borders..."
My impression from the earlier posts on this topic was that part of the trouble
was an attempt to be too clever and too automa
> "Eric" == Eric Firing <[EMAIL PROTECTED]> writes:
Eric> Is there any reason not to simply make LineCollection
Eric> inherit from ScalarMappable the same way that
Eric> PatchCollection does? I don't see any real disadvantage or
Eric> backwards incompatibility, and I think it w
Jordan,
Are you sure you want to use a LineCollection for this? If you do, someone is
sure to say, "But I want red arrows with black borders..."
My impression from the earlier posts on this topic was that part of the trouble
was an attempt to be too clever and too automatic; this was interf
>
> You can create a line collection that is color mappable by deriving
> from LineCollection and ScalarMappable. It will take a little more
> work to fully integrate it into the colormappable framework, eg so
> colorbars and interactive changing of colormaps works as expected, but
> this may b
> "Jordan" == Jordan Dawe <[EMAIL PROTECTED]> writes:
Jordan> Ok, I have some questions about what the protocol for
Jordan> patch submission should be, in terms of 'completeness' of
Jordan> the patch.
Jordan> I have a patch for the quiver function that is half
Jordan> done
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