Re: [R] white lines in large plot

2008-03-08 Thread Don MacQueen
I have seen this sort of appearance on screen when plotting very dense grids. When I use a different device, such as pdf(), no such artifacts appear. This supports Uwe's suggestion. -Don At 7:38 PM +0100 3/8/08, Uwe Ligges wrote: >Paul Winward wrote: >> Hi, >> >> I have a plot with about 2 m

Re: [R] white lines in large plot

2008-03-08 Thread Uwe Ligges
Paul Winward wrote: > Hi, > > I have a plot with about 2 million points. It should be a fairly dense > plot over the reals, but I'm seeing many narrow, white vertical lines > uniformly spread in my plot where nothing was plotted. I'm using a > period as the plot character. I've played aro

[R] white lines in large plot

2008-03-07 Thread Paul Winward
Hi, I have a plot with about 2 million points. It should be a fairly dense plot over the reals, but I'm seeing many narrow, white vertical lines uniformly spread in my plot where nothing was plotted. I'm using a period as the plot character. I've played around with the cex parameter, but I