Re: [Matplotlib-users] extreme navigation slowness for subplots

2011-10-20 Thread Eric Firing
On 10/20/2011 05:17 PM, John Gu wrote: > Thanks. Is there a place where these sorts of issues can be submitted > for review / fixes? I'm totally willing to take a look at possible > solutions if someone points me in the right direction. Thanks. John, Development takes place via github, so you

Re: [Matplotlib-users] extreme navigation slowness for subplots

2011-10-20 Thread John Gu
Thanks. Is there a place where these sorts of issues can be submitted for review / fixes? I'm totally willing to take a look at possible solutions if someone points me in the right direction. Thanks. On Thu, Oct 20, 2011 at 10:52 PM, Eric Firing wrote: > On 10/20/2011 03:47 PM, John Gu wrote:

Re: [Matplotlib-users] extreme navigation slowness for subplots

2011-10-20 Thread Eric Firing
On 10/20/2011 03:47 PM, John Gu wrote: > Hello, > > I'm using version 1.0.1 of matplotlib on a linux machine. uname -a > returns the following: Linux jgulinux 2.6.35.14-95.fc14.x86_64 #1 SMP > Tue Aug 16 21:01:58 UTC 2011 x86_64 x86_64 x86_64 GNU/Linux. > > [jgu@jgulinux ~/.matplotlib]$ cat matplo

Re: [Matplotlib-users] strange behavior of images when they have an alpha channel [resend]

2011-10-20 Thread Daniel Hyams
I've looked all over the place through both the Python and C code, and I don't see any premultiplication of alphas at any stage before the pixels are passed off to agg, and neither can I find any place where the alphas are "unmultiplied" on the way back from agg to the backend for rendering. It's

[Matplotlib-users] extreme navigation slowness for subplots

2011-10-20 Thread John Gu
Hello, I'm using version 1.0.1 of matplotlib on a linux machine. uname -a returns the following: Linux jgulinux 2.6.35.14-95.fc14.x86_64 #1 SMP Tue Aug 16 21:01:58 UTC 2011 x86_64 x86_64 x86_64 GNU/Linux. [jgu@jgulinux ~/.matplotlib]$ cat matplotlibrc backend : TkAgg interactive : True Program

[Matplotlib-users] matplotlib-grayscale

2011-10-20 Thread Benjamin Root
On Thursday, October 20, 2011, Friedrich Romstedt < friedrichromst...@gmail.com> wrote: > 2011/10/20 Eric Firing : >> Friedrich (or others), >> >> I hope you will consider the following to be constructive. > > I agree :-/ It was very very late in the night [5:30 a.m.], so things > happen, but I th

Re: [Matplotlib-users] subplot with specified heights

2011-10-20 Thread Till Stensitzki
Holger Brandsmeier writes: > > Dear list, > > I would like to have two subplots in a figure one below each other (so > arranged in a 2x1 matrix). I want the upper subplot to have a very > small height compared to the lower one, say 10 times smaller than the > other one. > > How can I do that w

[Matplotlib-users] logarthmic colorbar looses ticks

2011-10-20 Thread Marko Riedel
Hi all, I've encountered the following problem when trying to use a logarithmic color scale: The code import numpy as np import matplotlib.pyplot as plt from matplotlib import ticker x = np.arange(-100,105,5) X,Y = np.meshgrid(x,x) Z = X**2 + Y**2 + 0.1 plt.contourf(X,Y,Z.T, locator=ticker.Log

Re: [Matplotlib-users] Adding Arrows to polar plots

2011-10-20 Thread Nils Wagner
On Wed, 19 Oct 2011 15:45:07 -0500 Benjamin Root wrote: > On Fri, Oct 14, 2011 at 3:42 AM, Nils Wagner > wrote: > >> Hi all, >> >> what is the native "data" coordinate system for Arrows >>in >> a polar plot ? >> >> How do I add arrows to a polar plot ? >> >> An example would be appreciated. >>

Re: [Matplotlib-users] subplot with specified heights

2011-10-20 Thread Jean-Louis Durrieu
Hi Holger, On Oct 20, 2011, at 11:21 AM, Holger Brandsmeier wrote: > I would like to have two subplots in a figure one below each other (so > arranged in a 2x1 matrix). I want the upper subplot to have a very > small height compared to the lower one, say 10 times smaller than the > other one. > >

Re: [Matplotlib-users] Adding Arrows to polar plots

2011-10-20 Thread Nils Wagner
On Wed, 19 Oct 2011 15:45:07 -0500 Benjamin Root wrote: > On Fri, Oct 14, 2011 at 3:42 AM, Nils Wagner > wrote: > >> Hi all, >> >> what is the native "data" coordinate system for Arrows >>in >> a polar plot ? >> >> How do I add arrows to a polar plot ? >> >> An example would be appreciated. >>

[Matplotlib-users] subplot with specified heights

2011-10-20 Thread Holger Brandsmeier
Dear list, I would like to have two subplots in a figure one below each other (so arranged in a 2x1 matrix). I want the upper subplot to have a very small height compared to the lower one, say 10 times smaller than the other one. How can I do that with matplotlib? I didn't find that with subplot(

Re: [Matplotlib-users] matplotlib-grayscale

2011-10-20 Thread Friedrich Romstedt
2011/10/20 Eric Firing : > Friedrich (or others), > > I hope you will consider the following to be constructive. I agree :-/ It was very very late in the night [5:30 a.m.], so things happen, but I think that's no kind of excuse for my rude tone in that email. I'm sorry. > I understand one use c

Re: [Matplotlib-users] matplotlib-grayscale

2011-10-20 Thread Eric Firing
On 10/19/2011 05:15 PM, Friedrich Romstedt wrote: > Hi, > > I appreciate all the effort and, lastly, the large functionality > offered by matplotlib. But I found no way around formulating things a > bit provocative on > http://friedrichromstedt.github.com/matplotlib-grayscale/index.html. > > The p