projects / pdp8.git / blame
| Commit | Line | Data |
|---|---|---|
| 81e70d48 PH |
1 | C -+-+-+-+-+ \ e H A E F I R . F T \ e -+-+-+-+-+\r |
| 2 | C\r | |
| 3 | C PLOT THE DATA POINTS\r | |
| 4 | C\r | |
| 5 | SUBROUTINE FIRPLT\r | |
| 6 | INCLUDE HAEPTI.FI\r | |
| 7 | INCLUDE HAEBUF.FI\r | |
| 8 | INCLUDE HAEGSA.FI\r | |
| 9 | INCLUDE HAETTY.FI\r | |
| 10 | INCLUDE HABRK.FI\r | |
| 11 | INCLUDE HAECSZ.FI\r | |
| 12 | INCLUDE HAPPEN.FI\r | |
| 13 | REAL XYSAM,COND\r | |
| 14 | INTEGER NCOND,TOASCI\r | |
| 15 | EXTERNAL XYSAM,NCOND,COND,TOASCI\r | |
| 16 | C\r | |
| 17 | \fC\r | |
| 18 | LOGICAL TIMABZ,TIMORD, @ ABZISSE / ORDINATE IS TIME SCALE\r | |
| 19 | * ABISMI @ IF THE ABZISSA SCALE EXCEEDS 5 MINUTES THEN .TRUE. ELSE .FALSE.\r | |
| 20 | INTEGER I,K,J,PENPOS,\r | |
| 21 | * STEP, @ INCREMENT IN SAMBUF SCAN\r | |
| 22 | * CA,CO, @ CHANNEL OF ABZISSE, ORDINATE\r | |
| 23 | * PLBEG,PLEND, @ START/END OF TIME SCALE\r | |
| 24 | * NUMCN, @ NUMBER OF CHANNELS TO SCAN (NO MEANING IF TIMABZ IS SET .FALSE.)\r | |
| 25 | * EXPAND @ IF THE TIME SCALE .LE. 5 SECONDS THEN WE MARK EACH 1/10 SECOND ELSE EACH SECOND\r | |
| 26 | REAL TEMSET, @ DIFFERENCE PLOTTER 0,0 AND PICTURE 0,0 (NO MEANING IF TIMABZ IS SET TO .FALSE.)\r | |
| 27 | * LEFT,RIGHT,UP,DOWN, @ PLOT SCALES ABZISSE/ ORDINATE\r | |
| 28 | * TE1,TE2,TE3 @ TEMPS\r | |
| 29 | REAL OMAX,OMIN, @ MAXIMUM AND MINIMUM OF ORDINATE DATA\r | |
| 30 | * THRU,THRL @ UPPER, LOWER THRESHOLD\r | |
| 31 | INTEGER TEXT0(4) @ DIMENSION OF THE TIME AXIS (MIN OR SEC)\r | |
| 32 | DATA CA,CO,NUMCN,STEP /0,8,2,3/,\r | |
| 33 | * TEXT0 /'TIME [MIN] TIME [SEC]'/\r | |
| 34 | C\r | |
| 35 | C STATEMENT FUNCTIONS ARE:\r | |
| 36 | C\r | |
| 37 | BETW(AP0,BP0,CP0)=AP0.LE.BP0.AND.BP0.LT.CP0\r | |
| 38 | LOGICAL BETW\r | |
| 39 | FIR(IP0)=-XYSAM(IP0-4,0)-XYSAM(IP0-3,0)+\r | |
| 40 | * XYSAM(IP0-1,0)+2*XYSAM(IP0,0)+XYSAM(IP0+1,0)-\r | |
| 41 | * XYSAM(IP0+3,0)-XYSAM(IP0+4,0) @ SAMCNT FINITE IMPULSE RESPONSE FILTER\r | |
| 42 | C\r | |
| 43 | XF(IP1)=XYSAM(IP1,CA)-LEFT @ RETURNS THE VALUE OF THE ABZISSA WITH CORRECT OFFSET\r | |
| 44 | DFIR(IP2)=COND(BETW(THRL,FIR(IP2),THRU),0,120.)\r | |
| 45 | YF(IP1)=COND(CO.EQ.0,FIR(IP1),DFIR(IP1))\r | |
| 46 | C\r | |
| 47 | IF (SAMCNT.EQ.0) RETURN @ NO SAMPLE, NOTHING TO DO\r | |
| 48 | C \r | |
| 49 | C COMPUTE THE DEFAULT VALUES FOR THE PLOT\r | |
| 50 | C\r | |
| 51 | IF (OPTION.EQ.11) GOTO 15 @ SP- SKIPS QUESTIONS AND TAKES THE LAST VALUES USED\r | |
| 52 | CO=0 @ THE ORDINATE IS CHANNEL 0\r | |
| 53 | CA=8 @ THE ABZISSA IS THE TIME SCALE\r | |
| 54 | NUMCN=CHNLS-CO @ ALL CHANNELS TO PLOT\r | |
| 55 | STEP=3 @ WE PLOT EACH THIRD POINT OF THE DATA\r | |
| 56 | IF (OPTION.NE.12) CALL ASKHIM (2) @ SP* DOES NOT ASK SILLY QUESTIONS\r | |
| 57 | WRITE (TTO,1) CA,CO,STEP @ READ CHANNEL ##\r | |
| 58 | READ (TTI,2) I,J,K @ AND STEP INCREMENTS\r | |
| 59 | IF BREAK(11) RETURN\r | |
| 60 | CA=NCOND(I,I,CA)\r | |
| 61 | CO=NCOND(J,J,CO)\r | |
| 62 | STEP=NCOND(K,K,STEP) @ STEP DEFAULTS TO "STEP"\r | |
| 63 | TIMABZ=CA.GT.7 @ ABZISSE IS THE TIME SCALE\r | |
| 64 | TIMORD=CO.GT.7 @ ORDINATE IS THE TIME SCALE\r | |
| 65 | IF (.NOT.TIMABZ) GOTO 15 @ ABZISSA IS NO TIME SCALE: ONLY TWO CHANNELS (CO,CO+1) TO PLOT\r | |
| 66 | NUMCN=MIN0(NUMCN,CHNLS-CO) @ COMPUTE CORRECT NUMBER OF CHANNELS\r | |
| 67 | WRITE (TTO,3) NUMCN @ READ THE NUMBER OF CHANNELS TO SCAN\r | |
| 68 | READ (TTI,2) I\r | |
| 69 | NUMCN=MIN0(CHNLS-CO,NCOND(I,I,NUMCN)) @ NO INPUT MEANS CHNLS-CO\r | |
| 70 | WRITE (TTO,5)\r | |
| 71 | READ (TTI,6) THRL,THRU\r | |
| 72 | 15 CONTINUE\r | |
| 73 | \fC\r | |
| 74 | C COMPUTE THE SCALING LIMITS\r | |
| 75 | C\r | |
| 76 | S0=BEGIN*SAMRAT @ HERE WE START THE OUTPUT PLOT\r | |
| 77 | S1=ENDS*SAMRAT @ AND HERE WE END THE PLOT\r | |
| 78 | PLBEG=BEGIN\r | |
| 79 | PLEND=ENDS\r | |
| 80 | C\r | |
| 81 | IF (S1.LE.SAMCNT) GOTO 17 @ IF THE INTERVALL TO PLOT EXCEEDS THE\r | |
| 82 | TE1=SAMCNT/SAMRAT @ DATA POINTS THEN\r | |
| 83 | TE2=S1/SAMRAT\r | |
| 84 | WRITE (TTO,4) TE1,TE2 @ WE PRINT THE OVERFLOW MSG AND\r | |
| 85 | PLEND=TE1 @ COMPUTE A NEW PLEND VALUE\r | |
| 86 | S1=PLEND*SAMRAT-1 @ TAKE CARE FOR TRUNCATION ERRORS\r | |
| 87 | 17 CONTINUE @ INTERVALL OK, COMPUTE UPPER AND LOWER MARGIN OF PLOT DATA\r | |
| 88 | RIGHT=COND(TIMABZ,FLOAT(S1),512.) @ ABZISSE MARGIN EITHER TIME OR 10 BIT CONVERTER\r | |
| 89 | LEFT =COND(TIMABZ,FLOAT(S0),-512.)\r | |
| 90 | UP =COND(TIMORD,FLOAT(S1),512.) @ ORDINATE MARGIN\r | |
| 91 | DOWN =COND(TIMORD,FLOAT(S0),-512.)\r | |
| 92 | IF BREAK(11) RETURN @ USER GETS RID OF PRGRM\r | |
| 93 | CALL STPLT @ START THE PLOTTER ( CALL PLOTS)\r | |
| 94 | CALL XYPLOT (XOFSET,YOFSET,-PENUP) @ DRIVE PEN TO PICTURE ZERO\r | |
| 95 | C\r | |
| 96 | C LOOP TO PLOT EACH CHANNEL WITH CORRECT OFFSET, FACTOR AND SCALE\r | |
| 97 | C TEMSET HOLDS THE ORIGIN FOR EACH CHANNEL\r | |
| 98 | C TEMSET=0 PLOT ONE CHANNEL/TIME OR X/Y\r | |
| 99 | C TEMSET=YLEN/NUMCN FOR MORE THAN ONE CHANNEL\r | |
| 100 | C THE TEMSET ORIGIN OFFSET IS RESET AT THE END OF THE LOOP ( ST. 25)\r | |
| 101 | C\r | |
| 102 | C\r | |
| 103 | TEMSET=0\r | |
| 104 | DO 20 K=1,NCOND(TIMABZ,NUMCN,1) @ SCAN NUMCN CHANNELS\r | |
| 105 | IF (NUMCN.EQ.1 .OR. .NOT.TIMABZ) GOTO 51\r | |
| 106 | TEMSET=FLOAT(NUMCN-K)*YLEN/FLOAT(NUMCN)+(NUMCN-K)*.5 @ TEMPORARY Y OFFSET\r | |
| 107 | CALL XYPLOT (0,TEMSET,-PENUP) @ SWITCH TO CORRECT PART OF PICTURE\r | |
| 108 | C\r | |
| 109 | C COMPUTE THE FACTOR TO GET A PRETTY PLOT\r | |
| 110 | C\r | |
| 111 | OMAX=-999.\r | |
| 112 | OMIN=-OMAX\r | |
| 113 | DO 50 J=S0,S1 @ FETCH MIN & MAX OF THE DATA\r | |
| 114 | IF (BREAK(11)) GOTO 25 @ IF THE USER GETS RID OF PLOT THEN WE EXIT VIA 25\r | |
| 115 | TE1=YF(J) @ COMPUTE FILTER\r | |
| 116 | OMAX=AMAX1(OMAX,TE1) @ MAXIMUM --> OMAX\r | |
| 117 | 50 OMIN=AMIN1(OMIN,TE1) @ MINIMUM --> OMIN\r | |
| 118 | DOWN=COND(OMIN.LT.-255.,-512.,OMIN.LT.0,-255.,OMIN.LT.256.,0,\r | |
| 119 | * 255.) @ MAKE 255 STEPS INCREMENT\r | |
| 120 | UP=COND(OMAX.GT.255.,512.,OMAX.GT.0,255.,OMAX.GT.-255.,0,\r | |
| 121 | * -255.) @ 255 STEPS INCREMENT\r | |
| 122 | C\r | |
| 123 | 51 CONTINUE @ HERE WE COMPUTE THE FACTOR FOR ONE LINE\r | |
| 124 | IF (TIMABZ) CALL FACTOR (XLEN/(RIGHT-LEFT),\r | |
| 125 | * (YLEN-NUMCN*.5+.5)/FLOAT(NUMCN)/(UP-DOWN))\r | |
| 126 | IF (.NOT.TIMABZ) CALL FACTOR (AMIN1(XLEN,YLEN)/(RIGHT-LEFT),\r | |
| 127 | * AMIN1(XLEN,YLEN)/(UP-DOWN))\r | |
| 128 | IF BREAK(11) GOTO 25 @ USER GETS RID OF PRGRM\r | |
| 129 | PENPOS=PENUP\r | |
| 130 | DO 10 I=S0,S1 @ HERE WE PLOT THE \r | |
| 131 | CALL XYPLOT (XF(I),YF(I)-DOWN,PENPOS) @ DATA POINTS ONE BY ONE\r | |
| 132 | PENPOS=PENDWN\r | |
| 133 | IF BREAK(11) GOTO 25 @ USER GETS RID OF PROGRAM\r | |
| 134 | 10 CONTINUE\r | |
| 135 | IF (.NOT. TIMABZ) GOTO 25 @ WORK DONE FOR X-Y GRAPHICS\r | |
| 136 | C\r | |
| 137 | C MAKE A SCALE FOR THE ORDINATE ( INPUT VOLTAGE )\r | |
| 138 | C\r | |
| 139 | CALL WHERE (TE1,TE1,TE1,TE2)\r | |
| 140 | CALL FACTOR (1.,TE2)\r | |
| 141 | CALL XYPLOT (-.5,0,-PENUP)\r | |
| 142 | PENPOS=PENUP\r | |
| 143 | DO 55 I=0,10\r | |
| 144 | TE1=DOWN+I*(UP-DOWN)/10.\r | |
| 145 | CALL XYPLOT (0,TE1-DOWN,PENPOS)\r | |
| 146 | PENPOS=PENDWN\r | |
| 147 | J=MOD(I,5)\r | |
| 148 | TE3=COND(J.EQ.0,-.5,-.3)\r | |
| 149 | CALL XYPLOT (TE3,TE1-DOWN,PENDWN)\r | |
| 150 | CALL XYPLOT (0,TE1-DOWN,PENDWN)\r | |
| 151 | IF (MOD(I,10).NE.0) GOTO 55\r | |
| 152 | CALL FACTOR (1.,1.) @ WRITE LOWER AND UPPER LIMIT ONTO THE\r | |
| 153 | CALL NUMBER (-XOFSET+2.*YZ,(TE1-DOWN)*TE2-YN*.38,YN*.75,TE1,0,\r | |
| 154 | * -1) @ AXIS\r | |
| 155 | CALL FACTOR (1.,TE2)\r | |
| 156 | CALL XYPLOT (0,TE1-DOWN,PENUP)\r | |
| 157 | 55 CONTINUE\r | |
| 158 | CALL XYPLOT (.5,0,-PENUP)\r | |
| 159 | CALL FACTOR (1.,1.)\r | |
| 160 | CALL SYMBOL (-XOFSET+YZ,YLEN/NUMCN*.33,YZ,'CH ',90.,3)\r | |
| 161 | CALL NUMBER (999.,999.,YZ,CO,90.,-1)\r | |
| 162 | C\r | |
| 163 | C\r | |
| 164 | CO=CO+1\r | |
| 165 | 25 CALL FACTOR (1.,1.)\r | |
| 166 | CALL XYPLOT (0.,-TEMSET,-PENUP) @ RESET CORRECT ORIGIN OF DIAGRAM\r | |
| 167 | IF BREAK(11) GOTO 40\r | |
| 168 | 20 CONTINUE\r | |
| 169 | \fC\r | |
| 170 | C IF ABZISSA IS TIME SCALE THEN DRAW A TIME SCALE\r | |
| 171 | C\r | |
| 172 | IF (.NOT.TIMABZ) GOTO 40\r | |
| 173 | ABISMI=PLEND-PLBEG.GT.300 @ ABZISSE EXCEEDS 5 MINUTES SO WE DRAW A MINUTE SCALING\r | |
| 174 | CALL FACTOR (XLEN/(PLEND-PLBEG),1.)\r | |
| 175 | CALL XYPLOT (0.,-.5,-PENUP)\r | |
| 176 | C HERE WE PLOT THE LITTLE BAR INDICATING A SECOND OR MINUTE\r | |
| 177 | EXPAND=NCOND(PLEND-PLBEG.LE.5,10,1) @ IF THE TIME SCALE IS .LE. 5 SECONDS THEN WE MARK EACH 1/10 SEC\r | |
| 178 | DO 30 I=PLBEG*EXPAND,PLEND*EXPAND @ 1 SEC INCREMENTS\r | |
| 179 | TE1=I-PLBEG*EXPAND\r | |
| 180 | CALL XYPLOT (TE1/EXPAND,0,PENDWN)\r | |
| 181 | IF (.NOT.ABISMI) TE2=COND(MOD(I,10).EQ.0,-.7, MOD(I,5).EQ.0,-.5,\r | |
| 182 | * -.3)\r | |
| 183 | IF (ABISMI) TE2=COND(MOD(I,600).EQ.0,-.7,\r | |
| 184 | * MOD(I,300).EQ.0,-.5,\r | |
| 185 | * MOD(I/EXPAND,60).EQ.0,-.3)\r | |
| 186 | CALL XYPLOT (TE1/EXPAND,TE2,PENDWN)\r | |
| 187 | C HERE WE COMPUTE WHERE TO WRITE A NUMBER ONTO THE TIME AXIS\r | |
| 188 | TE2=PLEND-PLBEG @ COMPUTE THE SIZE OF THE TIME AXIS\r | |
| 189 | IF (.NOT.ABISMI) GOTO 31 @ IF WE PLOT A SECONDS AXIS THEN GOTO 31\r | |
| 190 | IF (MOD(I,\r | |
| 191 | * NCOND(TE2.GT.5400,1800,TE2.GE.1800,600,TE2.GT.900,300,\r | |
| 192 | * TE2.GT.300,120,60)).GT.0) GOTO 30 @ COMPUTE THE MINUTE WHERE TO PLOT THE NUMBER\r | |
| 193 | GOTO 32\r | |
| 194 | 31 IF (MOD(I,NCOND(TE2.GT.180,30,TE2.GT.60,20,TE2.GT.30,10,\r | |
| 195 | * TE2.GT.10,5,TE2.GT.5,2,10)).GT.0) @ WE ASSUME: TE2.LE.5 THEN EXPAND:=10 ELSE EXPAND:=1 !!!\r | |
| 196 | * GOTO 30\r | |
| 197 | C\r | |
| 198 | C HERE WE PLOT THE NUMBER ONTO THE AXIS\r | |
| 199 | C\r | |
| 200 | 32 CONTINUE\r | |
| 201 | CALL WHERE (TE2,TE2,TE2,TE3) @ GET THE X FACTOR\r | |
| 202 | CALL FACTOR (1.,1.) @ RESET TO THE NORMAL FACTOR FOR SYMBOL\r | |
| 203 | CALL NUMBER (TE1/EXPAND*TE2-INT(ALOG10(AMAX0(I/EXPAND,1))+.01)\r | |
| 204 | * *YN/2.-YN*.3,\r | |
| 205 | * -1.3,YN,COND(ABISMI,I/60.,I/EXPAND),0,-1)\r | |
| 206 | CALL FACTOR (TE2,TE3)\r | |
| 207 | CALL XYPLOT (TE1/EXPAND,0,PENUP)\r | |
| 208 | 30 CALL XYPLOT (TE1/EXPAND,0,PENDWN)\r | |
| 209 | CALL FACTOR (1.,1.)\r | |
| 210 | CALL XYPLOT (0,.5,-PENUP)\r | |
| 211 | CALL SYMBOL (XLEN/1.5,-YOFSET,YZ,TEXT0(NCOND(ABISMI,1,3)),0,10)\r | |
| 212 | C\r | |
| 213 | C\r | |
| 214 | 40 CALL FACTOR (1.,1.)\r | |
| 215 | IF (BREAK(11)) GOTO 60 @ USER SWITCHED OFF THE PLOTTER\r | |
| 216 | CALL LABPLT (0,-YOFSET,PLEND)\r | |
| 217 | IF (BREAK(11)) GOTO 60\r | |
| 218 | CALL SYMBOL (YZ,YLEN+YZ,YZ,LABEL,0,MIN0(42,LABCNT*6)) @ PLOT 42 CHARACTERS INTO THE FIRST LINE OF LABEL\r | |
| 219 | IF (LABCNT.GT.7)\r | |
| 220 | * CALL SYMBOL (YZ,YLEN,YZ,LABEL(8),0,LABCNT*6-42) @ AND THE REMAINING INTO THE NEXT LINE\r | |
| 221 | 60 CONTINUE\r | |
| 222 | CALL XYPLOT (38.,25.,PENUP)\r | |
| 223 | CALL EXPLT\r | |
| 224 | RETURN\r | |
| 225 | 1 FORMAT (' KANAL ABZISSE/ORDINATE (ZEITBASIS=8), SCHRITTWEITE',\r | |
| 226 | * ' (2I1,I3) (',\r | |
| 227 | * 2I1,I3,')? ',$)\r | |
| 228 | 2 FORMAT (2I1,I3)\r | |
| 229 | 3 FORMAT (' ANZAHL DER DARZUSTELLENDEN KANAELE (I1) (',I1,\r | |
| 230 | * ') ? ',$)\r | |
| 231 | 4 FORMAT (' NUR FUER',F6.1,' SEK. MESSDATEN JEDOCH',F6.1,\r | |
| 232 | * ' SEC. ANGEFORDERT. ')\r | |
| 233 | 5 FORMAT (' UNTERE, OBERE SCHWELLE? F5.0/F5.0: ')\r | |
| 234 | 6 FORMAT (F5.0/F5.0)\r | |
| 235 | END\r | |
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