Re: [Plplot-devel] proposal for consideration: plcont_phase.c for contour plots of phase data

2010-04-20 Thread Alan W. Irwin
On 2010-04-20 08:23-0700 David MacMahon wrote: > Hi, Maurice and Alan, > > On Apr 20, 2010, at 0:39 , Maurice LeBrun wrote: > >> The general remapping of coordinates is a crucial part of it. > > I think you are referring to the 0/2pi coordinate "seam" when transforming a > rectilinear grid to a p

Re: [Plplot-devel] proposal for consideration: plcont_phase.c for contour plots of phase data

2010-04-20 Thread David MacMahon
Hi, Maurice and Alan, On Apr 20, 2010, at 0:39 , Maurice LeBrun wrote: > The general remapping of coordinates is a crucial part of it. I think you are referring to the 0/2pi coordinate "seam" when transforming a rectilinear grid to a polar grid. I think Ed (correct me if I'm wrong, Ed) is r

Re: [Plplot-devel] proposal for consideration: plcont_phase.c for contour plots of phase data

2010-04-20 Thread Maurice LeBrun
On Monday, April 19, 2010 at 22:35:33 (-0700) Alan W. Irwin writes: > On 2010-04-19 22:21-0500 Maurice LeBrun wrote: > > [...] > > Note, people doing polar plots (shades or contours) have to similarly > > massage > > their data before passing it to plplot in order to pick up the continuity >