Library /sys$common/syshlp/basichelp.hlb Graphics, MAT...POINTS, Syntax  *Conan The Librarian (sorry for the slow response - running on an old VAX)

      MAT {GET   } POINTS [ [#dev-id                                   ]
      {:} ]
          {LOCATE}        [  ,UNIT int-exp1
      ]
                          [  ,COUNT int-var1
      ]
                          [  ,AT x-coord, y-coord [USING TRAN int-exp3]
      ]

                          x-array, y-array [ ,int-var]