Re: [Plplot-devel] alpha channel/transparency for our background colour

2009-07-31 Thread Alan W. Irwin
On 2009-07-31 11:49+0100 Alban Rochel wrote: > Alan W. Irwin wrote: >> Note, there has been a minor background regression introduced for extqt by >> your changes; if you run ./qt_example, then the first time you try one of >> "Curves" or "Histogram" the result is background colour that is the same

[Plplot-devel] Help needed with cgm device

2009-07-31 Thread Alan W. Irwin
I have just discovered that the new C example 16 (yet to be propagated to non-C languages) exposes severe memory management issues with -dev cgm. The various symptoms are segfaults, double frees, and lots of messages from valgrind. All other examples I have checked with this device are absolutely

Re: [Plplot-devel] alpha channel/transparency for our background colour

2009-07-31 Thread Alban Rochel
Alan W. Irwin wrote: > On 2009-07-30 14:16+0100 Alban Rochel wrote: > > >> Dear Alan and PLplot community, >> >> Please find attached an update for the Qt driver, allowing changes to >> the background colors (supporting transparency), based on svn revision >> 10819. >> > > Hi Alban: > > I h

Re: [Plplot-devel] plgwid()

2009-07-31 Thread Davide Cesari
Hazen Babcock ha scritto: > Hezekiah M. Carty wrote: >> On Thursday, July 23, 2009, Hazen Babcock wrote: >>> Should we add a function that returns the current pen width? Or does >>> such a function already exist? >>> >>> How about the index of the current color? >>> >>> -Hazen >> I think that each