DCL:GRPH1:SGPACK: User Interface:Explanation of Subroutines: Text Primitives
Sets the angle of rotation of text drawn with sgtxu, sgtxv, and sgtxr.
NumRu::DCL.sgstxr(irota)
irota (I) Gives the inclination of the text in degrees. (Initial value is 0.)
irota = NumRu::DCL.sgqtxr().