| 1 | C APFELMAENNCHEN-PROGRAMM, 30.NOV.2004 PHILIPP HACHTMANN |
| 2 | C |
| 3 | C SENSE-SWITCH 1: WENN GESETZT, KONFIGURATION |
| 4 | C SENSE-SWITCH 2: WENN GESETZT, KEINE AUSGABE |
| 5 | C |
| 6 | C |
| 7 | CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC |
| 8 | COMPLEX C,Z,CTMP |
| 9 | C |
| 10 | REAL |
| 11 | + XIN1,XIN2,YIN1,YIN2,LOWX,LOWY,HIGHX,HIGHY, |
| 12 | + XSTEP,YSTEP,MAXVAL,TEMP, |
| 13 | + X,Y |
| 14 | C |
| 15 | INTEGER |
| 16 | + MAXI,COUNT,WIDTH, |
| 17 | + CR,LF,POSI,NEGA, I, N |
| 18 | C |
| 19 | CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC |
| 20 | C KONSTANTE WERTE |
| 21 | C |
| 22 | C (32=LEERZEICHEN, 88=X) |
| 23 | DATA |
| 24 | + CR/13/, |
| 25 | + LF/10/, |
| 26 | + POSI/79/, |
| 27 | + NEGA/32/, |
| 28 | + WIDTH/70/, |
| 29 | + MAXI/60/, |
| 30 | + MAXVAL/2.0/, |
| 31 | + XIN1/-1.45/,XIN2/0.45/, |
| 32 | + YIN1/-1.00/,YIN2/1.00/ |
| 33 | C |
| 34 | C |
| 35 | CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC |
| 36 | C |
| 37 | C |
| 38 | C |
| 39 | CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC |
| 40 | C STARTMELDUNG |
| 41 | 100 WRITE(1,10) |
| 42 | 10 FORMAT(39HMANDELBROT-DEMO, 01.DEC.2004 HACHTI :-) ) |
| 43 | C |
| 44 | C |
| 45 | CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC |
| 46 | C EINGABEN ANNEHMEN |
| 47 | C |
| 48 | CALL SSWTCH(1,I) |
| 49 | IF(I.NE.1) GO TO 150 |
| 50 | C |
| 51 | WRITE(1,11) |
| 52 | READ (1,16) XIN1 |
| 53 | WRITE(1,12) |
| 54 | READ (1,16) XIN2 |
| 55 | WRITE(1,13) |
| 56 | READ (1,16) YIN1 |
| 57 | WRITE(1,14) |
| 58 | READ (1,16) YIN2 |
| 59 | WRITE(1,15) |
| 60 | READ (1,17) MAXI |
| 61 | |
| 62 | C |
| 63 | 11 FORMAT(9H X FROM: ) |
| 64 | 12 FORMAT(9H TO: ) |
| 65 | 13 FORMAT(9H Y FROM: ) |
| 66 | 14 FORMAT(9H TO: ) |
| 67 | 15 FORMAT(9H MAXIT: ) |
| 68 | 16 FORMAT(F12.0) |
| 69 | 17 FORMAT(I6) |
| 70 | C |
| 71 | C |
| 72 | CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC |
| 73 | C STARTWERTE ENDGUELTIG FESTLEGEN |
| 74 | C |
| 75 | C EVENTUELL STARTWERTE TAUSCHEN |
| 76 | C |
| 77 | CCCCCC WENN XIN2 GROESSER IST OK, ANSONSTEN TAUSCHEN |
| 78 | 150 I F(XIN2.GT.XIN1) GO TO 200 |
| 79 | TEMP = XIN1 |
| 80 | XIN1 = XIN2 |
| 81 | XIN2 = TEMP |
| 82 | C |
| 83 | CCCCCC WENN YIN2 GROESSER IST OK, ANSONSTEN TAUSCHEN |
| 84 | 200 IF(YIN2.GT.YIN1) GO TO 201 |
| 85 | TEMP = YIN1 |
| 86 | YIN1 = YIN2 |
| 87 | YIN2 = TEMP |
| 88 | C |
| 89 | CCCCCC WERTE UEBERNEHMEN |
| 90 | 201 LOWX = XIN1 |
| 91 | HIGHX = XIN2 |
| 92 | LOWY = YIN1 |
| 93 | HIGHY = YIN2 |
| 94 | C |
| 95 | CCCCCC SCHRITTWEITEN AUSRECHNEN |
| 96 | XSTEP = (HIGHX-LOWX)/FLOAT(WIDTH) |
| 97 | YSTEP = 2.0 * XSTEP |
| 98 | C |
| 99 | CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC |
| 100 | C STARTWERTE AUSGEBEN |
| 101 | C |
| 102 | CALL SSWTCH(2,I) |
| 103 | IF(I.EQ.1) GO TO 299 |
| 104 | WRITE (1,20) |
| 105 | 20 FORMAT (9HSETTINGS:) |
| 106 | WRITE (1,30) LOWX, HIGHX |
| 107 | 30 FORMAT (12HX-WERTE VON ,1F8.5,5H BIS ,1F8.5) |
| 108 | WRITE (1,40) LOWY, HIGHY |
| 109 | 40 FORMAT (12HY-WERTE VON ,F8.5,5H BIS ,F8.5) |
| 110 | WRITE (1,50) MAXI, MAXVAL, XSTEP, YSTEP, WIDTH |
| 111 | 50 FORMAT ( 4HMAX:,I3, |
| 112 | + 8H MAXVAL:,F8.5, |
| 113 | + 7H XSTEP:,F8.5, |
| 114 | + 7H YSTEP:,F8.5, |
| 115 | + 7H WIDTH:,I2) |
| 116 | CCCCCC ZEILENVORSCHUB |
| 117 | WRITE (1,55) |
| 118 | 55 FORMAT (1H0) |
| 119 | C |
| 120 | CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC |
| 121 | C EIGENTLICHE BERECHNUNG |
| 122 | C |
| 123 | CCCCCC EINSTIEG IN BERECHNUNG |
| 124 | 299 X=LOWX |
| 125 | Y=HIGHY |
| 126 | C |
| 127 | CCCCCC EINSTIEG IN DEN AKTUELLEN PUNKT |
| 128 | 300 C=CMPLX(X,Y) |
| 129 | COUNT=0 |
| 130 | Z=(0.0,0.0) |
| 131 | C |
| 132 | CCCCCC HIER DER ITERIERTE TEIL |
| 133 | 400 CTMP=Z*Z |
| 134 | Z=CTMP+C |
| 135 | IF ((CABS(Z)).GE.MAXVAL) GO TO 410 |
| 136 | COUNT=COUNT+1 |
| 137 | IF (COUNT.GE.MAXI) GO TO 420 |
| 138 | GO TO 400 |
| 139 | C |
| 140 | CCCCCC PUNKT DURCHGEFALLEN |
| 141 | 410 CALL PCHAR(NEGA) |
| 142 | GO TO 500 |
| 143 | C |
| 144 | CCCCCC PUNKT HAT MAXI ERREICHT |
| 145 | 420 CALL PCHAR(POSI) |
| 146 | C |
| 147 | C |
| 148 | CCCCCC NEUEN PUNKT MACHEN |
| 149 | 500 X = X + XSTEP |
| 150 | CCCCCC ZEILE NOCH NICHT VOLL? |
| 151 | IF (X.LT.HIGHX) GO TO 300 |
| 152 | CCCCCC X AN ANFANG SETZTEN, CR+LF DRUCKEN |
| 153 | X = LOWX |
| 154 | CALL PCHAR(CR) |
| 155 | CALL PCHAR(LF) |
| 156 | CCCCCC Y WEITERRUECKEN - NEGATIV WEIL WIR VON OBEN KOMMEN |
| 157 | Y=Y-YSTEP |
| 158 | IF (Y.GT.LOWY) GO TO 300 |
| 159 | C |
| 160 | CCCCCC HIER IST DAS BILD FERTIG. |
| 161 | WRITE(1, 60) |
| 162 | 60 FORMAT (6HFERTIG) |
| 163 | C |
| 164 | CCCCCC KURZE PAUSE, DANN NEUSTART |
| 165 | PAUSE 7 |
| 166 | GO TO 100 |
| 167 | END |
| 168 | $0 |