----- file created by makedoc on: Tue Mar  3 17:24:54 2009
----- Documentation for /scisoft/xop2.3/extensions/shadowvui/src/lib/rd_presurface.pro -----

 PRO rd_presurface,file=file,x,y,z
 
 reads a presurface (SHADOW) file and store info in x,y,z


