294 lines
9.3 KiB
OpenEdge ABL
294 lines
9.3 KiB
OpenEdge ABL
22300 #include "rundecs.h"
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22310 (* COPYRIGHT 1983 C.H.LINDSEY, UNIVERSITY OF MANCHESTER *)
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22320 (**)
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22330 PROCEDURE ERRORR(N: INTEGER);EXTERN;
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22340 PROCEDURE GARBAGE(ANOBJECT: OBJECTP);EXTERN;
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22350 FUNCTION SAFEACCESS(LOCATION: OBJECTP): UNDRESSP; EXTERN;
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22360 (**)
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22370 (**)
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22380 FUNCTION CRCOMPLEX(REPART,IMAGPART: REAL): OBJECTP;
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22390 VAR NEWCOMPLEX: OBJECTP;
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22400 BEGIN
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22410 ENEW(NEWCOMPLEX, STRUCTCONST+2*SZREAL);
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22420 WITH NEWCOMPLEX^ DO
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22430 BEGIN
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22440 (*-02() FIRSTWORD := SORTSHIFT * ORD(STRUCT); ()-02*)
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22450 (*+02() PCOUNT:=0; SORT:=STRUCT; ()+02*)
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22460 LENGTH := STRUCTCONST+2*SZREAL;
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22470 DBLOCK := COMPLEX;
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22480 RE := REPART;
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22490 IM := IMAGPART
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22500 END;
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22510 CRCOMPLEX := NEWCOMPLEX
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22520 END;
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22530 (**)
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22540 (**)
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22550 FUNCTION WIDREAL(REA: REAL): OBJECTP;
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22560 (*PWIDEN+2*)
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22570 BEGIN
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22580 WIDREAL := CRCOMPLEX(REA,0.0)
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22590 END;
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22600 (**)
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22610 (**)
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22620 FUNCTION CPLUS(LEFT,RIGHT: OBJECTP): OBJECTP;
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22630 VAR NEWOBJ: OBJECTP;
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22640 BEGIN
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22650 IF FPTST(LEFT^) THEN NEWOBJ := LEFT
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22660 ELSE IF FPTST(RIGHT^) THEN NEWOBJ := RIGHT
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22670 ELSE NEWOBJ := CRCOMPLEX(0.0,0.0);
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22680 WITH NEWOBJ^ DO
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22690 BEGIN
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22700 RE := LEFT^.RE+RIGHT^.RE;
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22710 IM := LEFT^.IM+RIGHT^.IM
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22720 END;
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22730 IF (FPTST(LEFT^)) AND (FPTST(RIGHT^)) THEN GARBAGE(RIGHT);
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22740 CPLUS := NEWOBJ
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22750 END;
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22760 (**)
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22770 (**)
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22780 FUNCTION CMINUS(LEFT,RIGHT: OBJECTP): OBJECTP;
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22790 VAR NEWOBJ: OBJECTP;
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22800 BEGIN
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22810 IF FPTST(LEFT^) THEN NEWOBJ := LEFT
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22820 ELSE IF FPTST(RIGHT^) THEN NEWOBJ := RIGHT
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22830 ELSE NEWOBJ := CRCOMPLEX(0.0,0.0);
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22840 WITH NEWOBJ^ DO
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22850 BEGIN
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22860 RE := LEFT^.RE-RIGHT^.RE;
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22870 IM := LEFT^.IM-RIGHT^.IM
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22880 END;
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22890 IF (FPTST(LEFT^)) AND (FPTST(RIGHT^)) THEN GARBAGE(RIGHT);
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22900 CMINUS := NEWOBJ
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22910 END;
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22920 (**)
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22930 (**)
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22940 FUNCTION CTIMS(LEFT,RIGHT: OBJECTP): OBJECTP;
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22950 VAR NEWOBJ: OBJECTP;
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22960 TEMPREAL: REAL;
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22970 BEGIN
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22980 IF FPTST(LEFT^) THEN NEWOBJ := LEFT
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22990 ELSE IF FPTST(RIGHT^) THEN NEWOBJ := RIGHT
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23000 ELSE NEWOBJ := CRCOMPLEX(0.0,0.0);
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23010 TEMPREAL := LEFT^.RE*RIGHT^.RE-LEFT^.IM*RIGHT^.IM;
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23020 WITH NEWOBJ^ DO
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23030 BEGIN
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23040 IM := LEFT^.RE*RIGHT^.IM+LEFT^.IM*RIGHT^.RE;
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23050 RE := TEMPREAL
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23060 END;
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23070 IF (FPTST(LEFT^)) AND (FPTST(RIGHT^)) THEN GARBAGE(RIGHT);
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23080 CTIMS := NEWOBJ
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23090 END;
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23100 (**)
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23110 (**)
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23120 FUNCTION CDIV(LEFT,RIGHT: OBJECTP): OBJECTP;
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23130 VAR NEWOBJ: OBJECTP;
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23140 TEMPREAL,RIGHTSQR: REAL;
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23150 BEGIN
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23160 IF FPTST(LEFT^) THEN NEWOBJ := LEFT
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23170 ELSE IF FPTST(RIGHT^) THEN NEWOBJ := RIGHT
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23180 ELSE NEWOBJ := CRCOMPLEX(0.0,0.0);
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23190 RIGHTSQR := SQR(RIGHT^.RE)+SQR(RIGHT^.IM);
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23200 TEMPREAL := (LEFT^.RE*RIGHT^.RE+LEFT^.IM*RIGHT^.IM)/RIGHTSQR;
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23210 WITH NEWOBJ^ DO
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23220 BEGIN
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23230 IM := (LEFT^.IM*RIGHT^.RE-LEFT^.RE*RIGHT^.IM)/RIGHTSQR;
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23240 RE := TEMPREAL
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23250 END;
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23260 IF (FPTST(LEFT^)) AND (FPTST(RIGHT^)) THEN GARBAGE(RIGHT);
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23270 CDIV := NEWOBJ
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23280 END;
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23290 (**)
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23300 (**)
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23310 FUNCTION CNEGI(CNUMB: OBJECTP): OBJECTP;
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23320 VAR NEWOBJ: OBJECTP;
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23330 BEGIN
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23340 IF FPTST(CNUMB^) THEN NEWOBJ := CNUMB
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23350 ELSE NEWOBJ := CRCOMPLEX(0.0,0.0);
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23360 WITH NEWOBJ^ DO
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23370 BEGIN
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23380 RE := -CNUMB^.RE;
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23390 IM := -CNUMB^.IM
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23400 END;
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23410 CNEGI := NEWOBJ
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23420 END;
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23430 (**)
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23440 (**)
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23450 FUNCTION CCONJ(CNUMB: OBJECTP): OBJECTP;
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23460 VAR NEWOBJ: OBJECTP;
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23470 BEGIN
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23480 IF FPTST(CNUMB^) THEN NEWOBJ := CNUMB
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23490 ELSE NEWOBJ := CRCOMPLEX(0.0,0.0);
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23500 WITH NEWOBJ^ DO
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23510 BEGIN
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23520 RE := CNUMB^.RE;
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23530 IM := -CNUMB^.IM
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23540 END;
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23550 CCONJ := NEWOBJ
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23560 END;
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23570 (**)
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23580 (**)
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23590 FUNCTION CRE(CNUMB: OBJECTP): REAL;
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23600 BEGIN
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23610 CRE := CNUMB^.RE;
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23620 IF FPTST(CNUMB^) THEN GARBAGE(CNUMB)
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23630 END;
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23640 (**)
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23650 (**)
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23660 FUNCTION CIM(CNUMB: OBJECTP): REAL;
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23670 BEGIN
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23680 CIM := CNUMB^.IM;
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23690 IF FPTST(CNUMB^) THEN GARBAGE(CNUMB)
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23700 END;
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23710 (**)
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23720 (**)
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23730 FUNCTION CABSI(CNUMB: OBJECTP): REAL;
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23740 BEGIN
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23750 WITH CNUMB^ DO
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23760 CABSI := SQRT(SQR(RE)+SQR(IM));
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23770 IF FPTST(CNUMB^) THEN GARBAGE(CNUMB)
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23780 END;
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23790 (**)
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23800 (**)
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23810 FUNCTION ARG(CNUMB: OBJECTP): REAL;
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23820 VAR RESULT: REAL;
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23830 BEGIN
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23840 WITH CNUMB^ DO
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23850 IF (RE<>0.0) OR (IM<>0.0) THEN
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23860 IF ABS(RE)>ABS(IM) THEN
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23870 RESULT := ARCTAN(IM/RE)+HALFPI.ACTUALPI*(1-ORD(RE>0.0))*2*(1-2*ORD(IM<0.0))
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23880 ELSE RESULT := -ARCTAN(RE/IM)+HALFPI.ACTUALPI*(ORD(IM>0.0)-ORD(IM<0.0))
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23890 ELSE ERRORR(RARG);
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23900 ARG := RESULT
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23910 END;
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23920 (**)
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23930 (**)
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23940 FUNCTION CARG(CNUMB: OBJECTP): REAL;
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23950 BEGIN
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23960 CARG := ARG(CNUMB);
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23970 IF FPTST(CNUMB^) THEN GARBAGE(CNUMB)
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23980 END;
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23990 (**)
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24000 (**)
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24010 FUNCTION CPOW(CNUMB: OBJECTP;POW: INTEGER): OBJECTP;
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24020 VAR NEWOBJ: OBJECTP;
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24030 CMOD,CMODPOW,NTHETA: REAL;
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24040 NEGPOW: BOOLEAN;
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24050 BEGIN
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24060 IF FPTST(CNUMB^) THEN NEWOBJ := CNUMB
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24070 ELSE NEWOBJ := CRCOMPLEX(0.0,0.0);
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24080 WITH CNUMB^ DO
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24090 CMOD := SQRT(SQR(RE)+SQR(IM));
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24100 IF CMOD<>0.0 THEN
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24110 BEGIN
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24120 NEGPOW := POW<0;
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24130 POW := ABS(POW);
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24140 NTHETA := POW*ARG(CNUMB);
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24150 CMODPOW := 1;
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24160 WHILE POW<>0 DO
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24170 BEGIN
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24180 IF POW MOD 2=1 THEN CMODPOW := CMODPOW*CMOD;
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24190 CMOD := SQR(CMOD);
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24200 POW := POW DIV 2
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24210 END;
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24220 WITH NEWOBJ^ DO
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24230 BEGIN
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24240 RE := COS(NTHETA)*CMODPOW;
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24250 IM := SIN(NTHETA)*CMODPOW;
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24260 IF NEGPOW THEN
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24270 BEGIN
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24280 CMOD := SQR(RE)+SQR(IM);
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24290 RE := RE/CMOD;
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24300 IM := -IM/CMOD
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24310 END
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24320 END
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24330 END
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24340 ELSE WITH NEWOBJ^ DO
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24350 BEGIN
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24360 RE := 0.0;
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24370 IM := 0.0
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24380 END;
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24390 CPOW := NEWOBJ;
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24400 END;
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24410 (**)
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24420 (**)
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24430 FUNCTION CEQ(LEFT,RIGHT: OBJECTP): INTEGER;
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24440 VAR EQUALS: BOOLEAN;
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24450 BEGIN
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24460 EQUALS := (LEFT^.RE=RIGHT^.RE) AND (LEFT^.IM=RIGHT^.IM);
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24470 IF FPTST(LEFT^) THEN GARBAGE(LEFT);
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24480 IF FPTST(RIGHT^) THEN GARBAGE(RIGHT);
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24490 IF EQUALS THEN CEQ := TRUEVAL ELSE CEQ := 0
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24500 END;
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24510 (**)
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24520 (**)
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24530 FUNCTION CNE(LEFT,RIGHT: OBJECTP): INTEGER;
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24540 VAR NOTEQUAL: BOOLEAN;
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24550 BEGIN
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24560 NOTEQUAL := (LEFT^.RE<>RIGHT^.RE) OR (LEFT^.IM<>RIGHT^.IM);
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24570 IF FPTST(LEFT^) THEN GARBAGE(LEFT);
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24580 IF FPTST(RIGHT^) THEN GARBAGE(RIGHT);
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24590 IF NOTEQUAL THEN CNE := TRUEVAL ELSE CNE := 0
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24600 END;
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24610 (**)
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24620 (**)
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24630 FUNCTION CPLUSAB(DESTINATION,INCREMENT: OBJECTP): OBJECTP;
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24640 VAR REALPTR: UNDRESSP;
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24650 BEGIN
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24660 REALPTR := SAFEACCESS(DESTINATION);
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24670 REALPTR^.FIRSTREAL := REALPTR^.FIRSTREAL+INCREMENT^.RE;
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24680 REALPTR := INCPTR(REALPTR,SZREAL);
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24690 REALPTR^.FIRSTREAL := REALPTR^.FIRSTREAL+INCREMENT^.IM;
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24700 IF FPTST(INCREMENT^) THEN GARBAGE(INCREMENT);
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24710 CPLUSAB := DESTINATION
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24720 END;
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24730 (**)
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24740 (**)
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24750 FUNCTION CMINAB(DESTINATION,DECREMENT: OBJECTP): OBJECTP;
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24760 VAR REALPTR: UNDRESSP;
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24770 BEGIN
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24780 REALPTR := SAFEACCESS(DESTINATION);
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24790 REALPTR^.FIRSTREAL := REALPTR^.FIRSTREAL-DECREMENT^.RE;
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24800 REALPTR := INCPTR(REALPTR,SZREAL);
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24810 REALPTR^.FIRSTREAL := REALPTR^.FIRSTREAL-DECREMENT^.IM;
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24820 IF FPTST(DECREMENT^) THEN GARBAGE(DECREMENT);
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24830 CMINAB := DESTINATION
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24840 END;
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24850 (**)
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24860 (**)
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24870 FUNCTION CTIMSAB(DESTINATION,FACTOR: OBJECTP): OBJECTP;
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24880 VAR REALPTR,IMAGPTR: UNDRESSP;
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24890 TEMPREAL: REAL;
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24900 BEGIN
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24910 REALPTR := SAFEACCESS(DESTINATION);
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24920 IMAGPTR := INCPTR(REALPTR,SZREAL);
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24930 TEMPREAL := REALPTR^.FIRSTREAL*FACTOR^.RE-IMAGPTR^.FIRSTREAL*FACTOR^.IM;
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24940 IMAGPTR^.FIRSTREAL := REALPTR^.FIRSTREAL*FACTOR^.IM+IMAGPTR^.FIRSTREAL*FACTOR^.RE;
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24950 REALPTR^.FIRSTREAL := TEMPREAL;
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24960 IF FPTST(FACTOR^) THEN GARBAGE(FACTOR);
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24970 CTIMSAB := DESTINATION
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24980 END;
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24990 (**)
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25000 (**)
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25010 FUNCTION CDIVAB(DESTINATION,DIVISOR: OBJECTP): OBJECTP;
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25020 VAR REALPTR,IMAGPTR: UNDRESSP;
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25030 TEMPREAL,DIVISORSQR: REAL;
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25040 BEGIN
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25050 REALPTR := SAFEACCESS(DESTINATION);
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25060 IMAGPTR := INCPTR(REALPTR,SZREAL);
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25070 DIVISORSQR := SQR(DIVISOR^.RE)+SQR(DIVISOR^.IM);
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25080 TEMPREAL := (REALPTR^.FIRSTREAL*DIVISOR^.RE+IMAGPTR^.FIRSTREAL*DIVISOR^.IM)/DIVISORSQR;
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25090 IMAGPTR^.FIRSTREAL := (IMAGPTR^.FIRSTREAL*DIVISOR^.RE-REALPTR^.FIRSTREAL*DIVISOR^.IM)/DIVISORSQR;
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25100 REALPTR^.FIRSTREAL := TEMPREAL;
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25110 IF FPTST(DIVISOR^) THEN GARBAGE(DIVISOR);
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25120 CDIVAB := DESTINATION
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25130 END;
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25140 (**)
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25150 (**)
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25160 (*-02()
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25170 BEGIN (* OF A68 *)
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25180 END (* OF A68 *);
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25190 ()-02*)
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25200 (*+01()
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25210 BEGIN (* OF MAIN PROGRAM *)
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25220 END (* OF MAIN PROGRAM *).
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25230 ()+01*)
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