DCL:GRPH1:STPACK: Transformation Functions:List of Subroutines
STFTRF(UX,UY,VX,VY) Normalization transformation STFTR3(UX,UY,UZ,VX,VY,VZ) 3-D Normalization transformation STFPR2(VX,VY,RX,RY) 2-D Perspective transformation STFPR3(VX,VY,VZ,RX,RY) 3-D Perspective transformation STFWTR(RX,RY,WX,WY) Workstation transformation STSTRF(LMAP) Sets the parameters for normalization transformation STSPR2(IX,IY,SECT) Sets the parameters for 2-D perspective transformation STSPR3(XFC,YFC,ZFC,THETA,PHI,PSI,FAC,ZVIEW,RXOFF,RYOFF) Sets the parameters for 3-D perspective transformation STSWTR (RXMIN,RXMAX,RYMIN,RYMAX,WXMIN,WXMAX,WYMIN,WYMAX,IWTRF) Sets the parameters for workstation transformation
There are also routines for inverse transformations with I as the 3rd character in the routine name, and parameter inquiry routines with Q as the 3rd character.