Re: [Rd] help with R rendering engine

2008-02-10 Thread Mark W Kimpel
Paul and Michael, Thanks for the information. Yes, it appears that what I want is to be able to present R with a convex polygon for the clipping path. As I waited for comments (for some reason Michael's email did not get to me), I began working on my own methods. I am essentially using a matrix

Re: [Rd] help with R rendering engine

2008-02-10 Thread Paul Murrell
Hi Michael Lawrence wrote: > On Feb 7, 2008 4:49 PM, Mark W Kimpel <[EMAIL PROTECTED]> wrote: > >> I'm doing some work on a potential patch to the Bioconductor package >> Rgraphviz and have some questions on code that is contained in engine.c. >> In particular, I am developing some custom shapes

Re: [Rd] help with R rendering engine

2008-02-09 Thread Michael Lawrence
On Feb 7, 2008 4:49 PM, Mark W Kimpel <[EMAIL PROTECTED]> wrote: > I'm doing some work on a potential patch to the Bioconductor package > Rgraphviz and have some questions on code that is contained in engine.c. > In particular, I am developing some custom shapes using polygon and need > to make su

[Rd] help with R rendering engine

2008-02-07 Thread Mark W Kimpel
I'm doing some work on a potential patch to the Bioconductor package Rgraphviz and have some questions on code that is contained in engine.c. In particular, I am developing some custom shapes using polygon and need to make sure that, with rendering, the line connecting the centers of two polygo