Re: [Plplot-devel] poor vectors when using wxwidgets

2012-11-14 Thread phil rosenberg
I've just found another issue with plvect. When using autoscaling of the vectors of data which uses a transformation it is very easy for there to be multiple points with very small, non-zero, differences in some of their x or y values. This causes the scale parameter to be ridiculously small and

Re: [Plplot-devel] poor vectors when using wxwidgets

2012-11-14 Thread phil rosenberg
Hi Andrew   With the wxWidgets driver after applying the patch it uses the values provided by plspage() - I think this should be the default behaviour if plspage() has been called.   If plspage() hasn't been called then common_init() calls plspage() with default page size of 800 pixels wide by 6

Re: [Plplot-devel] poor vectors when using wxwidgets

2012-11-14 Thread Andrew Ross
Phil, Thanks for the patch. Before applying I decided to try the same thing on other drivers. xwin - behaves the same as wxwidgets, i.e. it rescales the plot to fit the page and distorts vectors (also text too so this is not a sensible thing to do with xwin) qtwidget - maintains the aspect rati