DCL:GRPH2:GRPACK: Upper-Level Control Routines: List of Subroutines
GRSVPT (SGSVPT) Sets a viewport. GRSWND (SGSWND) Sets a window. GRSSIM (SGSSIM) Sets a similar transformation. GRSMPL (SGSMPL) Sets the pole in a map projection. GRSTRN (SGSTRN) Sets the transformation function number. GRSTRF (SGSTRF) Makes a transformation function effective.