----- file created by makedoc on: Thu Nov  5 15:14:56 2009
----- Documentation for /scisoft/xop2.3/extensions/shadowvui/src/lib/matr2shad.pro -----

  matr2shad,z,x,y,file=file
  writes a surface in a file with the SHADOW format (for presurface)
  if keyword file is not set, writes a defaut file SURF.DAT

  MSR/94/03/02


