> I have been seeing errors when running programs that use the plot addon
Please let us have a simple example of this so we can duplicate the problem, thanks. On Thu, Feb 1, 2018 at 3:48 PM, RICHARD VAUGHAN <[email protected]> wrote: > I have been seeing errors when running programs that use the plot addon; > these worked before so either something has changed in J or in Windows. > > > The errors appear in a window and not in the debugger, and they read > > > error in plot_gs_paint > > domain error:cd > rc=.glcmds glcmds_jglc_@,(Poutput=iQTC)but > > > Any help solving this problem would be appreciated. > > > I would also like to suggest two enhancements to plot, as follow: > > > There is a line "info 'File written: ',file". I comment out this line and > the preceding "else." line, to prevent pd from opening a dialog box and > requiring you to respond each time it saves a plot to a .eps file. > > > The first line in the function makearea should be replaced with > > (x ,. y),(({:x),0),:({.x),0 > > > The line in question defines an arbitrary polygon by a sequence of > vertices. In the original version, if the first tic mark on the x axis > preceded the first actual x value, the polygon would be extended to the > left with a spurious rectangular area, and, perhaps more startling, if the > last tic mark on the x axis followed the last actual x value, the polygon > would be extended to the right with a spurious triangular area with vertex > on the x axis; the change prevents this behavior. > > > Richard Vaughan > ---------------------------------------------------------------------- > For information about J forums see http://www.jsoftware.com/forums.htm ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
