Graphics Compatibility System (GCS). Primer on Computer Graphics Programming. Programmers Reference Manual (1978)
Defense Technical Information Center · leaf 64
; … CHARACTER R0UTXNE»7<47 data index. YR/R.e.ra/ DATA ROUTXNE/'UPEN*','UA0UTj','UPRNT|j','UURXTIj'/ <>*i i UgTART CALL UPSET C'TERfCENATOR', O DO 6 X - 1. 2 X8 - -1 .82 Y8 - Y8 - 2.88 DO 6 O a I, 2 X8 - X8 ♦ 2.88 CALL UDAREA CX8. CX8*2.677. Y8, CY»*2.673) CALL UOUTLN CALL UMOVE C8.,8.:> f»Ai i tneT…
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