IBM RT Series Hardware Reference Manual page 376

TNL SN20-9844 (March 1987) to 75X0235
Type Graphic Operation Name and Queue Load Data Example
34 RECTANGULAR COPY/MERGE 180 DEGREES Y AXIS SYMMETRY
Data Reg Parameter
4xxx R4 Xsource Ire
5xxx R5 Ysource Ire
Axxx RA (Xdest-(DX + 1)-1) Ire
7xxx R7 Ydest Ire
Oxxx RO DX+ 1
9xxx R9 DY+ 1
D34s Execute command
35 VECTOR DRAW
Data Reg Parameter
1xxx Rl Xl
Oxxx RO Y1
5xxx R5 X2
6xxx R6 Y2
D35s Execute command
35 POLYLINE DRAW (CONNECTED CONTINUATION)
Data Reg Parameter
5xxx R5 X2
6xxx R6 Y2
D35s Execute command
64 Extended Monochrome Graphics Adapter