Index: trunk/doc/pslib/psLibSDRS.tex
===================================================================
--- trunk/doc/pslib/psLibSDRS.tex	(revision 3766)
+++ trunk/doc/pslib/psLibSDRS.tex	(revision 3767)
@@ -1,3 +1,3 @@
-%%% $Id: psLibSDRS.tex,v 1.206 2005-04-23 02:14:53 price Exp $
+%%% $Id: psLibSDRS.tex,v 1.207 2005-04-25 21:20:41 price Exp $
 \documentclass[panstarrs,spec]{panstarrs}
 
@@ -3094,16 +3094,22 @@
 
 \begin{verbatim}
+psPixels *psPixelsCopy(psPixels *out, const psPixels *pixels);
 psPixels *psPixelsConcatenate(psPixels *out, const psPixels *pixels);
 \end{verbatim}
 
-\code{psPixelsConcatenate} shall concatenate the \code{pixels} onto
+\code{psPixelsCopy} shall copy the contents of \code{pixels} to the
 \code{out}.  In the event that \code{out} is \code{NULL}, a new
 \code{psPixels} shall be allocated, and the contents of \code{pixels}
 simply copied in.  If \code{pixels} is \code{NULL}, the function shall
-generate an error and return \code{NULL}.  The function shall take
-care to ensure that there are no duplicate pixels in \code{out} (since
-the order in which the pixels are stored is not important, the values
-may be sorted, allowing the use of a faster algorithm than a linear
-scan).
+generate an error and return \code{NULL}.
+
+\code{psPixelsConcatenate} shall concatenate the \code{pixels} onto
+\code{out}.  In the event that \code{out} is \code{NULL}, the function
+performs a \code{psPixelsCopy}, returning the copy.  If \code{pixels}
+is \code{NULL}, the function shall generate an error and return
+\code{NULL}.  The function shall take care to ensure that there are no
+duplicate pixels in \code{out} (since the order in which the pixels
+are stored is not important, the values may be sorted, allowing the
+use of a faster algorithm than a linear scan).
 
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