projects / pdp8.git / blame
| Commit | Line | Data |
|---|---|---|
| 81e70d48 PH |
1 | C -+-+-+-+-+ \ e H A E P L O . F T \ e -+-+-+-+-+\r |
| 2 | C\r | |
| 3 | C PLOT THE POWER SPECTRUM STORED ON RECORD 3 TO STSCAN ON SCRATCH FILE 5\r | |
| 4 | C\r | |
| 5 | SUBROUTINE PLOTIT\r | |
| 6 | INCLUDE HAEBUF.FI\r | |
| 7 | INCLUDE HAEGSA.FI\r | |
| 8 | INCLUDE HAEPTI.FI\r | |
| 9 | INCLUDE HABRK.FI\r | |
| 10 | INCLUDE HAEI85.FI\r | |
| 11 | INCLUDE HAECSZ.FI\r | |
| 12 | INCLUDE HAPPEN.FI\r | |
| 13 | INCLUDE HAETTY.FI\r | |
| 14 | C\r | |
| 15 | \fC\r | |
| 16 | REAL COND\r | |
| 17 | INTEGER NCOND\r | |
| 18 | EXTERNAL COND,NCOND\r | |
| 19 | C\r | |
| 20 | \f REAL FFTX(85), @ PART OF THE FFT BUFFER\r | |
| 21 | * ORD,ABZ,TEMSET,\r | |
| 22 | * TE1,TE2,TE3, @ TEMPORARY STORAGE\r | |
| 23 | * INTFAC,ORDMAX @ FACTOR TO SCALE THE INTENSITY OF EACH BAND, MAXIMUM OF THE ORDINATE\r | |
| 24 | INTEGER I,J,K,INCR2,PNT,BAND,\r | |
| 25 | * RELABS @ ABS INTENSITY =1, REL INTENSITY =2\r | |
| 26 | LOGICAL F1, @ SAMPLE BUFFER IS EMPTY FLAG\r | |
| 27 | * L1 @ TEMPORARY STORAGE\r | |
| 28 | INTEGER PENPOS @ TEMPORARY PEN STATUS\r | |
| 29 | C\r | |
| 30 | C\r | |
| 31 | C\r | |
| 32 | C OPEN THE INPUT DATA FILE UNIT 5\r | |
| 33 | C READ THE FILE HEADER FIRST BLOCK AND\r | |
| 34 | C THE DATA HEADER, THE SECOND BLOCK OF UNIT 5\r | |
| 35 | C INSERT THE COMMON CEGESA FROM THE DATA FILE\r | |
| 36 | C\r | |
| 37 | IF (REC5.LT.1) DEFINE FILE5(MAXBL5,85,U,REC5)\r | |
| 38 | REC5=1\r | |
| 39 | F1=SAMCNT.EQ.0 .OR. .NOT. COMP @ HEADER OF FILE 5 DOES NOT MATCH THE HEADER OF THE ACTUAL SAMPLE BUFFER\r | |
| 40 | READ (5'REC5) (RCRD0(I),I=1,85) @ READ THE FILE HEADER\r | |
| 41 | IF (F1) SAMCNT=0 @ CLEAR THE ACTUAL SAMPLE BUFFER\r | |
| 42 | IF (F1) COMP=.FALSE. @ AND THE COMPUTATIONS FLAG TOO\r | |
| 43 | IF (REDVAL.NE.6H2DPWLD) GOTO 20 @ RECORD IS EMPTY\r | |
| 44 | REDVAL=0 @ FOR SAVETY ONLY\r | |
| 45 | READ (5'REC5) LCEGSA(1),(LCEGSA(I),I=2,LCEGSA(1)) @ READ THE DATA HEADER BLOCK ( COMMON CEGESA)\r | |
| 46 | SETNUM=SETNU5\r | |
| 47 | CHANEL=CHANE5\r | |
| 48 | C HERE WE PLOT THE LAST POWER SPECTRUM STORED ON UNIT 5 REC 3 TO STSCAN\r | |
| 49 | C\r | |
| 50 | INCR2=INCR/2 @ NUMBER OF DATA POINTS IN POWER SPECTRUM\r | |
| 51 | PLTEND=NCOND(PLTEND,PLTEND,INCR2/SPAN) @ DEFAULT END OF FREQUENCY SCALE\r | |
| 52 | IF (OPTION.EQ.12) GOTO 30 @ PL* TAKES THE DEFAULT VALUES AND DOESNT ASK QUESTIONS\r | |
| 53 | C READ THE FREQUENCY AND INTENSITY RANGE OF THE PLOT\r | |
| 54 | 32 WRITE (TTO,4) PLTEND,PLTBEG\r | |
| 55 | READ (TTI,6) I,K,J @ ASK FOR THE FREQUENCY WINDOW TO PLOT\r | |
| 56 | IF BREAK(11) RETURN @ USER ABORTS PROGRAM\r | |
| 57 | PLTEND=NCOND(I,I,PLTEND) @ NO INPUT LOADS DEFAULT VALUES\r | |
| 58 | PLTBEG=NCOND(J,J,PLTBEG)\r | |
| 59 | IF (K.NE.1H ) PLTEND=I\r | |
| 60 | IF (K.NE.1H ) PLTBEG=J\r | |
| 61 | IF (PLTEND-PLTBEG .LE.0) GOTO 32 @ UPPER AND LOWER LIMITS MIXED, USER HAS TO RETYPE\r | |
| 62 | 33 WRITE (TTO,5) XMAXI @ ASK FOR THE SIZE OF INTENSITY SCALE\r | |
| 63 | READ (TTI,7) TE1\r | |
| 64 | IF BREAK(11) RETURN @ USER SWITCHED OFF THE TASK\r | |
| 65 | XMAXI=COND(TE1,TE1,XMAXI) @ NO INPUT MEANS THE ACTUAL MAXIMUM\r | |
| 66 | IF (XMAXI.LE.0) GOTO 33 @ NEGATIVE POWER SPECTRUM INTENSITY IS NOT VALID\r | |
| 67 | 30 CONTINUE\r | |
| 68 | C\r | |
| 69 | CXCX XMAXI=ALOG(XMAXI) @ CXCX DISABLES LOG INTENSITY VERSION OF HAEPLO\r | |
| 70 | CALL STPLT @ START THE PLOTTER (CALL PLOTS)\r | |
| 71 | CALL XYPLOT (XOFSET,YOFSET,-PENUP)\r | |
| 72 | CALL FACTOR (XLEN/(SPAN*(PLTEND-PLTBEG)),YLEN/XMAXI) @ SIZE OF DIAGRAM\r | |
| 73 | C\r | |
| 74 | L1=.FALSE.\r | |
| 75 | PENPOS=PENUP\r | |
| 76 | DO 10 I=PLTBEG*SPAN,PLTEND*SPAN,1\r | |
| 77 | J=MOD(I,85)\r | |
| 78 | IF (J.EQ.0) READ (5'REC5) FFTX\r | |
| 79 | ABZ=I\r | |
| 80 | ORD=AMAX1(0,FFTX(J+1))\r | |
| 81 | CXCX ORD=AMIN1(ALOG(AMAX1(.1,FFTX(J+1))),XMAXI)\r | |
| 82 | L1=ORD.GT.XMAXI .AND. L1 @ TRUNCATE SUCH POINTS WHICH ARE TOO LARGE FOR THIS INTENSITY SCALE\r | |
| 83 | PENPOS=NCOND(L1,PENUP,PENPOS)\r | |
| 84 | L1=ORD.GT.XMAXI\r | |
| 85 | ORD=AMIN1(ORD,XMAXI) @ PLOT TO THE BOUNDER OF THIS DIAGRAM\r | |
| 86 | IF BREAK(11) GOTO 15 @ USER SWITCHED OFF PLOTTING\r | |
| 87 | CALL XYPLOT (ABZ,ORD,PENPOS)\r | |
| 88 | PENPOS=PENDWN\r | |
| 89 | 10 CONTINUE\r | |
| 90 | \fC \r | |
| 91 | C MAKE A SCALE\r | |
| 92 | C\r | |
| 93 | C FREQUENCY SCALE FROM PLTBEG TO PLTEND HERTZ\r | |
| 94 | C\r | |
| 95 | CALL FACTOR (XLEN/(PLTEND-PLTBEG),1.)\r | |
| 96 | CALL XYPLOT (0,-.5,-PENUP)\r | |
| 97 | IF BREAK(11) GOTO 15 @ USER SWITCHED OFF THE PLOTTER\r | |
| 98 | DO 12 I=PLTBEG,PLTEND,NCOND(PLTEND-PLTBEG.GE.100,10,1) @ 1 HERTZ STEP SIZE\r | |
| 99 | TE1=FLOAT(I-PLTBEG)\r | |
| 100 | CALL XYPLOT (TE1,0,PENDWN)\r | |
| 101 | J=MOD(I,NCOND(PLTEND-PLTBEG.GT.100,50,PLTEND.GT.30,10,\r | |
| 102 | * PLTEND.GT.15,5,\r | |
| 103 | * PLTEND.GT.6,2,1))\r | |
| 104 | TE2=COND(J.EQ.0,-.7, J.EQ.5,-.5, -.3)\r | |
| 105 | CALL XYPLOT (TE1,TE2,PENDWN)\r | |
| 106 | IF (J.NE.0) GOTO 12\r | |
| 107 | CALL WHERE (TE2,TE2,TE2,TE3) @ GET THE X FACTOR\r | |
| 108 | CALL FACTOR (1.,1.)\r | |
| 109 | CALL NUMBER (TE1*TE2-INT(ALOG10(AMAX1(1.,TE1))\r | |
| 110 | * +.01)*YN/2.-YN*.3,\r | |
| 111 | * -1.3,YN,TE1,0,-1)\r | |
| 112 | CALL FACTOR (TE2,TE3)\r | |
| 113 | CALL XYPLOT (TE1,0,PENUP)\r | |
| 114 | 12 CALL XYPLOT (TE1,0,PENDWN)\r | |
| 115 | CALL XYPLOT (0,.5,-PENUP)\r | |
| 116 | CALL FACTOR (1.,1.)\r | |
| 117 | CALL SYMBOL (XLEN/2.,-YOFSET,YZ,\r | |
| 118 | * 'FREQUENCY [HZ]',0,14)\r | |
| 119 | C\r | |
| 120 | C INTENSITY SCALE LINEAR FROM 0 TO XMAXI\r | |
| 121 | C\r | |
| 122 | IF BREAK(11) GOTO 15\r | |
| 123 | CALL FACTOR (1.,YLEN/XMAXI)\r | |
| 124 | CALL XYPLOT (-.5,0,-PENUP)\r | |
| 125 | TE2=XMAXI/10.\r | |
| 126 | DO 14 I=0,10\r | |
| 127 | TE1=TE2*I\r | |
| 128 | CALL XYPLOT (0,TE1,PENDWN)\r | |
| 129 | J=MOD(I,10)\r | |
| 130 | TE3=COND(J.EQ.0,-.7, J.EQ.5,-.5, -.3)\r | |
| 131 | CALL XYPLOT (TE3,TE1,PENDWN)\r | |
| 132 | 14 CALL XYPLOT (0,TE1,PENDWN)\r | |
| 133 | C INSERT THE INTENSITY SCALE MAXIMUM\r | |
| 134 | CALL WHERE (TE2,TE2,TE2,TE3)\r | |
| 135 | CALL FACTOR (1.,1.)\r | |
| 136 | CALL ENUMBR (-1.1,TE1*TE3-4.*YN,YN,XMAXI,90.,1)\r | |
| 137 | CALL FACTOR (TE2,TE3)\r | |
| 138 | CALL XYPLOT (.5,0,-PENUP)\r | |
| 139 | CALL FACTOR (1.,1.)\r | |
| 140 | CALL SYMBOL (-XOFSET,YLEN/5.,YZ,\r | |
| 141 | * 'INTENSITY [ARB.UNITS]',90.,21)\r | |
| 142 | C\r | |
| 143 | C\r | |
| 144 | CALL FACTOR (1.,1.)\r | |
| 145 | I=BEGIN @ SAVE THE ORIGINAL BEGIN\r | |
| 146 | BEGIN=BEGFFT @ AND REPLACE WITH THE BEGIN OF THIS FFT\r | |
| 147 | IF BREAK(11) GOTO 15 @ USER SWITCHES OFF THE PLOTTER\r | |
| 148 | BEGIN=I @ RESTORE THE ORIGINAL BEGIN OF THE SCAN\r | |
| 149 | IF BREAK(11) GOTO 15 @ USER SWITCHES OFF THE PLOTTER\r | |
| 150 | CALL SYMBOL (YZ,YLEN+YZ,YZ,LABEL,0,MIN0(42,LABCNT*6))\r | |
| 151 | IF (LABCNT.GT.7)\r | |
| 152 | * CALL SYMBOL (3.*YZ,YLENYZ,YZ,LABEL(8),0,LABCNT*6-42)\r | |
| 153 | C\r | |
| 154 | 15 CONTINUE @ ENTRY HERE IF USER SWITCHED OFF PLOTTING\r | |
| 155 | CALL FACTOR (1.,1.)\r | |
| 156 | IF (.NOT.BREAK(11)) CALL LABPLT (0,-YOFSET,PZEND)\r | |
| 157 | CALL XYPLOT(38.,25.,PENUP)\r | |
| 158 | CALL EXPLT\r | |
| 159 | RETURN\r | |
| 160 | C\r | |
| 161 | C\r | |
| 162 | 20 CONTINUE @ FILE 5 IS EMPTY\r | |
| 163 | COMPUT=0\r | |
| 164 | SAMCNT=0\r | |
| 165 | WRITE (TTO,1) @ NO DATA TO PLOT\r | |
| 166 | RETURN\r | |
| 167 | C\r | |
| 168 | \fC\r | |
| 169 | 1 FORMAT (' KEINE DATEN IN DER DATEI 5')\r | |
| 170 | 2 FORMAT (' SUMME DER LEISTUNGSSPEKTREN UEBER ',F4.1,' -->',\r | |
| 171 | * F5.1,' GEZEICHNET.')\r | |
| 172 | 4 FORMAT (' FREQUENZSKALA ENDE, ANFANG? (',I2,1H,,I2,\r | |
| 173 | * ') ? ',$)\r | |
| 174 | 5 FORMAT (' ORDINATEN MAXIMUM? (',1P,E8.1,') ? ',$)\r | |
| 175 | 6 FORMAT (I2,A1,I2)\r | |
| 176 | 7 FORMAT (E8.1)\r | |
| 177 | END\r | |
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