DCL:GRPH1:SGPACK: User Interface:List of Subroutines
SGTNZU(N,UPX,UPY,ITPAT) Fills in a polygon in the UC. SGTNZV(N,VPX,VPY,ITPAT) Fills in a polygon in the VC. SGTNZR(N,RPX,RPY,ITPAT) Fills in a polygon in the RC. SGTNU(N,UPX,UPY) Fills in a polygon in the UC. SGTNV(N,VPX,VPY) Fills in a polygon in the VC. SGTNR(N,RPX,RPY) Fills in a polygon in the RC. SGSTNP(ITPAT) Changes the tone pattern index.
Another inquire routine for parameters is SGQTNP.