[pstricks] Ending a psline on pscircle

Werner Grundlingh wgrundlingh at gmail.com
Wed Feb 12 18:46:08 CET 2014

If you know where your terminal node should be located on the circle's
edge, you can use polar coordinates to identify the location (by adding
\SpecialCoor to pspicture environment and using (<r>;<t>) notation).

On Wed, Feb 12, 2014 at 9:30 AM, Rich Shepard <rshepard at appl-ecosys.com>wrote:

>   I hope the subject line is not too obscure.
>   When I draw a \psline from a point (whose coordinates I know from the
> grid
> and center of the \pscircle or \pselipse) to the boundary line of the
> \pscircle or \pselipse I end up tweaking the terminal coordinates until the
> line end (or terminal arrow point) just touches the boundary line. I'm
> certain there's a method to determining just what those terminal
> coordinates
> are, but I have not found it in my copy of Herbert's PSTricks book.
>   I would appreciate a pointer to how I determine those coordinates when
> looking at the light grey grid lines in the dvips output or by another,
> more
> exact, means.
> Rich
> --
> Richard B. Shepard, Ph.D.          |      Have knowledge, will travel.
> Applied Ecosystem Services, Inc.   |
> <http://www.appl-ecosys.com>     Voice: 503-667-4517      Fax:
> 503-667-8863
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