HP PCL/PJL reference (PCL 5 Printer Language) - Technical Reference Manual Part II

EN WG, Fill Wedge 21-51
Table 21-28
Related Commands Group
EP, Edge Polygon The Polygon Group
EW,Edge Wedge
SC, Scale The Configuration/Status Group
CI, Circle The Vector Group
FP, Fill Polygon The Polygon Group
FT, Fill Type The Line and Fill Attributes Group