Re: [matplotlib-devel] Reconfiguring transforms

2007-09-13 Thread Peter Wang
On Sep 12, 2007, at 3:27 PM, Paul Kienzle wrote: >> Extensibilty: >> >> We would like to make it fairly easy for users to add additional >> non-linear transformations. The current framework requires >> adding a >> new function at the C++ layer, and hacking into axes.py to support >> add

Re: [matplotlib-devel] mpl1 + chaco

2007-07-24 Thread Peter Wang
On Jul 24, 2007, at 7:31 PM, Chris Barker wrote: >> output when usetex is enabled. > > Ah! and some good math implementation -- What does Chaco do for > that? I > know I took part in a discussion about it on a Chaco list a few years > back -- at the time I argued that you're never going to do

Re: [matplotlib-devel] mpl1 draft

2007-07-23 Thread Peter Wang
On Jul 19, 2007, at 10:42 PM, Ken McIvor wrote: >> = Z-ordering, containers, etc = >> >> Peter has been doing a lot of nice work on z-order and layers for >> chaco, stuff that looks really useful for picking, interaction, >> etc... >> We should look at this approach, and think carefully about ho

Re: [matplotlib-devel] mpl1 draft

2007-07-23 Thread Peter Wang
On Jul 19, 2007, at 5:31 PM, Christopher Barker wrote: >> Also, everything should be numpy enabled, >> and the sequence-of-python-tuples approach that many of the >> collections take should be dropped. > > who hoo! > > However, numpy doesn't handle "ragged" arrays well. I wonder if > there's > a

Re: [matplotlib-devel] mpl1 draft

2007-07-23 Thread Peter Wang
On Jul 19, 2007, at 12:18 PM, John Hunter wrote: > = Data copying = > > Push the data to the backend only once, or only when required. Update > the transforms in the backend, but do not push transformed data on > every draw. This is potentially a major win, because we currently > move the data a

Re: [matplotlib-devel] mpl1 draft

2007-07-19 Thread Peter Wang
On Jul 19, 2007, at 3:05 PM, Bill Baxter wrote: > Chaco may be formidable and complex, but so is the list of features > and requirements you just posted. What about just focusing on a Pylab > wrapper for Chaco? And working with Peter to make Chaco everything > you envison. Or does Chaco have th

Re: [matplotlib-devel] mpl1 draft

2007-07-19 Thread Peter Wang
On Jul 19, 2007, at 12:28 PM, Fernando Perez wrote: > Is Peter Wang on this list? If not, perhaps you should CC him and tip > him to come over. I know Robert monitors this, but we shouldn't make > him the single point of responsibility for keeping tabs on the bridges > with Cha

Re: [matplotlib-devel] Cairo backend prospects

2007-01-11 Thread Peter Wang
On Jan 11, 2007, at 12:55 AM, Steve Chaplin wrote: >> I have never run into a problem with relative imports, though I don't >> object to removing them. Why are they bad style and what is the >> danger? > > Its because you can unwittingly end up with module name clashes. There > can be two diffe