Re: [Matplotlib-users] create ListedColormap with different alpha values

2008-11-25 Thread Paul Ivanov
Hey John and the rest of the MPL gang: I've made the changes you suggested, but the problem is looking to be deeper than it seemed. I'm also moving this conversation to matplotlib-devel, since that's probably the more appropriate place for it. This updated patch allows for the creation of

Re: [Matplotlib-users] create ListedColormap with different alpha values

2008-11-23 Thread John Hunter
On Sun, Nov 23, 2008 at 2:01 AM, Paul Ivanov [EMAIL PROTECTED] wrote: I took a stab at it, how does this look? I also took the liberty of adding alpha to LinearSegmentedColormap and updated its docstring changing two somewhat ambiguous uses of the word 'entry' with 'key' and 'value'. Hey

[Matplotlib-users] create ListedColormap with different alpha values

2008-11-21 Thread Simon Kammerer
Hi all, I'd like to create a ListedColormap with different alpha values, like ... [ 1. , 1. , 1. , 0.65], [ 1. , 1. , 1. , 0.66], [ 1. , 1. , 1. , 0.67], [ 1. , 1. , 1. , 0.68], [ 1. , 1. , 1. , 0.69], [ 1. , 1. ,

Re: [Matplotlib-users] create ListedColormap with different alpha values

2008-11-21 Thread John Hunter
On Fri, Nov 21, 2008 at 2:45 AM, Simon Kammerer [EMAIL PROTECTED] wrote: After looking at the source of matplotlib.colors, it seems to me that different alpha values are something Colormap is not designed for. Yes, it looks like the colormap only holds the RGB channels, but it also looks