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81e70d48 PH |
1 | /\ e P1.RA FOR HP 7475 AND ADCOMP X80-SP\r |
2 | / \ ePDPPLT.RA\ e\r | |
3 | /\r | |
4 | / PART ONE OF DEC'S XYPLOT DEC-S8-LPLTA-A-LA JULY 1973 M. HURLEY\r | |
5 | / INCLUDED IS THE LATEST UPDATE F4 4.AAAA FROM LIBRARY FORLIB.RL NOV. 77\r | |
6 | / COPIED: J.J. ANDRES 1.NOV. 1980\r | |
7 | /\r | |
8 | / PLOTTER ROUTINES FOR OS8 FORTRAN 4 FOR LAB 8/E ONLY!\r | |
9 | / VER 1.0 1. NOV. 1980 H.A.\r | |
10 | / VER 2.0 12. NOV. 1980 H.A.\r | |
11 | / VER 2.1 18. NOV. 1981 H.A.\r | |
12 | / VER 2.2 4. AUG. 1982 H.A.\r | |
13 | / VER 2.3 24-NOV-83 H.A. INSERTS VARIABLES FOR XYPLOT VER 3.3\r | |
14 | / VER 3.0 11-JUN-85 H.A. FOR ADCOMP X80-SP AND HP 7475 PLOTTER\r | |
15 | /\r | |
16 | / UPDATES:\r | |
17 | / 1. PLEXIT DISABLED THE PLOTTER INTERRUPTS AT ALL AND PLOTS DID\r | |
18 | / NOT SWITCH THEM ON A SECOND TIME.\r | |
19 | / 2. X-Y PLOTTER CANNOT BE DRIVEN TO THE ORIGIN (0,0) BY PLOTS.\r | |
20 | / * #XNTST IS CALLED FROM PLOTS EACH TIME PLOTS ITSELF IS CALLED.\r | |
21 | / * NOW #XNTST TEST AND SETS THE ONCE FLAG.\r | |
22 | / * #XNTST PUSHES THE PLOTTER 4095 TIMES INTO THE LOWER LEFT CORNER.\r | |
23 | / 1-NOV-1980 H.A.\r | |
24 | / 3. #XMSMBP = ADDR SYMBTB\r | |
25 | / #XSMBP = ADDR SYMCNT\r | |
26 | / THESE TWO VALUES ARE NOW INSERTED VIA A CALL TO SYMBOL.\r | |
27 | / SYMBOL CALLS #XMBTB TO SWAP IN THE SYMBOL TABLE OVERLAY.\r | |
28 | / 12-NOV-1980 H.A.\r | |
29 | / 4. THE AMOUNT OF EXTERNAL REF TO XYPLOT IS REDUCED\r | |
30 | / 5. ONLY ASCII PLOT OUTPUT FOR X80-SP OR HP7475 PLOTTER VIA \r | |
31 | / FORTRAN UNIT 2 USEING THE OS/8 DEVICE HANDLER.\r | |
32 | / NO CODE FOR CALCOMP INTERFACE. NO I/O BUFFERS .....\r | |
33 | /\r | |
34 | \f/\r | |
35 | / THE PDP8 CODE LOCATED IN FIELD 1\r | |
36 | /\r | |
37 | /\r | |
38 | / INTO THESE WORDS SYMBOL INSERTS THE ADR. OF THE SYMBOL TABLE AND LENGTH\r | |
39 | / THIS MUST BE DONE SINCE THE SYMBOL TABLE #XMBTB MAY BE LOCATED INTO\r | |
40 | / AN OVERLAY AND THEREFORE THE ADDR DIRECTIVE WILL PRODUCE WRONG CODE.\r | |
41 | / THE LOADER INSERTS THE ADR. OF THE OVERLAY LOADER BUT NOT THE DESIRED\r | |
42 | / ONE.\r | |
43 | /\r | |
44 | ENTRY #XMCNT\r | |
45 | ENTRY #XSMBP\r | |
46 | / \r | |
47 | / EXTERNAL REFERENCED FROM XYPLOT ONLY\r | |
48 | /\r | |
49 | / ENTRIES USED BY XYPLOT:\r | |
50 | ENTRY #XORGX\r | |
51 | /\r | |
52 | / ENTRIES USED BY SYMBOL\r | |
53 | /\r | |
54 | ENTRY #XNDLF\r | |
55 | ENTRY #XNDRT\r | |
56 | ENTRY #XLEFT\r | |
57 | ENTRY #XLTCD\r | |
58 | ENTRY #XPSIN\r | |
59 | ENTRY #XPSNM\r | |
60 | ENTRY #XRGHT\r | |
61 | ENTRY #XTXAD\r | |
62 | /\r | |
63 | PLCE= 06500 / CLEAR INTERRUPT ENABLE\r | |
64 | PLSF= 06501 / SKIP ON PLOTTER FLAG SET\r | |
65 | PLCF= 06502 / CLEAR PLOTTER FLAG\r | |
66 | PLLR= 06504 / LOAD PLOTTER DIRECTION REGISTER\r | |
67 | PLSE= 06507 / SET INTERRUPT ENABLE\r | |
68 | /\r | |
69 | \f/\r | |
70 | FIELD1 PDPPLT\r | |
71 | /\r | |
72 | / FPP 12 VARIABLES SET BY XYPLOT WICH MAY NOT BE LOADED INTO AN OVERLAY\r | |
73 | /\r | |
74 | #XORGX, ORG .+3 / LAST ABSOLUTE ORIGIN LOCATION OF PEN IN MOTOR STEPS\r | |
75 | #XORGY, ORG .+3 / LAST ABSOLUTE ORIGIN LOCATION OF PEN IN MOTOR STEPS Y DIRECTION\r | |
76 | #XABSX, ORG .+3 / ABSOLUTE LOCATION OF PEN IN MOTOR STEPS X DIRECTION (REAL)\r | |
77 | #XABSY, ORG .+3 / ABSOLUTE LOCATION OF PEN IN MOTOR STEPS Y DIRECTION\r | |
78 | #XOLDP, ORG .+3 / VALUE OF PEN AT LAST XYPLOT\r | |
79 | #XXOLD, ORG .+3 / OLD X PT WITH EFFECT OF FACTOR\r | |
80 | #XYOLD, ORG .+3 / OLD Y PT WITH EFFECT OF FACTOR\r | |
81 | #XPENC, ORG .+3 / OLD PEN STATUS (SYMBOL & NUMBER)\r | |
82 | #XINCX, ORG .+3 / INCREMENT SIZE DEPENDENT OF EACH PLOTTER X DIRECTION\r | |
83 | #XINCY, ORG .+3 / INCREMENT SIZE DEPENDENT OF EACH PLOTTER Y DIRECTION\r | |
84 | #XFCTX, ORG .+3 / X - FACTOR\r | |
85 | #XFCTY, ORG .+3 / Y - FACTOR\r | |
86 | X80SPX, ORG .+3\r | |
87 | X80SPY, ORG .+3\r | |
88 | \f/\r | |
89 | / THESE ROUTINES GET THE PLOTTING CODES WITHIN A LETTER\r | |
90 | / PASS THEM AS X,Y PAIRS FOR PLOT ROUTINE\r | |
91 | #XLEFT, 0\r | |
92 | JMS GETXYS / GET A #XLEFT HAND X,Y PAIR\r | |
93 | RTR\r | |
94 | RTR\r | |
95 | RTR\r | |
96 | JMS PASSXY\r | |
97 | CDF CIF\r | |
98 | JMP% #XLEFT\r | |
99 | P7, 7\r | |
100 | PASSXY, 0\r | |
101 | DCA LETCD2 / SAVE X,Y PAIR\r | |
102 | TAD LETCD2\r | |
103 | CLL RTR\r | |
104 | RAR / GET IN LO THREE BITS\r | |
105 | AND P7\r | |
106 | DCA LETCD1 / PASS X VALUE\r | |
107 | TAD LETCD2 / NOW FOR THE Y PART\r | |
108 | AND P7\r | |
109 | DCA LETCD2 / PASS THE Y VALUE\r | |
110 | JMP% PASSXY\r | |
111 | #XRGHT, 0 / GET A #XRGHT HAND X,Y PAIR\r | |
112 | JMS GETXYS\r | |
113 | JMS PASSXY\r | |
114 | CDF CIF\r | |
115 | JMP% #XRGHT\r | |
116 | #XLTCD, 0\r | |
117 | LETCD1, 0\r | |
118 | LETCD2, 0\r | |
119 | \f/ THIS ROUTINE GETS X,Y PAIRS FROM THE PACKED SEQ FOR EACH LETTER\r | |
120 | GETXYS, 0\r | |
121 | TAD #XLTCD\r | |
122 | CLL\r | |
123 | TAD LOCNPT / START OF LETTER CODE\r | |
124 | DCA LETCD2 / UPDATE PTR TO LETTER\r | |
125 | RAL / IF LINK SET, CROSSED FIELDS, SO UPDATE FIELD\r | |
126 | / POINTER\r | |
127 | TAD LOCNFL / FIELD PASSED FROM FINDIT ROUTINE\r | |
128 | CLL RTL\r | |
129 | RAL\r | |
130 | TAD CDFINS\r | |
131 | DCA NFLD\r | |
132 | NFLD, 0 / GET FIELD\r | |
133 | TAD% LETCD2 / GET PLOTTING CODES\r | |
134 | CDF 10\r | |
135 | JMP% GETXYS\r | |
136 | CDFINS, 6201\r | |
137 | LOCNFL, 0 / FIELD\r | |
138 | LOCNPT, 0\r | |
139 | \f ORG #XORGX+200\r | |
140 | NXTLCN,\r | |
141 | PLETPS, ADDR LOCNPT / POINTS TO START OF CODE FOR PASSED LETTER\r | |
142 | COUNT, / COUNT OF STEPS INTO CHAR PLOTTING CODE TABLE\r | |
143 | PLCNM1, ADDR LOCNFL / USED TO PASS FIELD\r | |
144 | #XTXAD, 0\r | |
145 | 0\r | |
146 | 0 / ADDRESS OF PACKED 6 BIT LETTERS TO PRINT\r | |
147 | LETTER, 0\r | |
148 | #XSMBP, / HERE WE INSERT THE ADR. OF THE SYMBOL TABLE\r | |
149 | PSYMB, ORG .+2\r | |
150 | PP7, 7\r | |
151 | / THESE ROUTINES DETERMINE THE START OF PLOTTING CODES FOR A CHARACTER\r | |
152 | / PASSED AS A HOLERITH (6 BIT) FROM SYMBOL ROUTINE.\r | |
153 | / FIND LOCATION OF START OF PLOT VECTORS\r | |
154 | / FOR THE LEFT HALF OF 2 6 BIT CHARACTERS\r | |
155 | #XNDLF, 0\r | |
156 | TAD #XTXAD+1 / DO FIELD STUFF\r | |
157 | AND PP7\r | |
158 | CLL RTL\r | |
159 | RAL\r | |
160 | TAD CDF\r | |
161 | DCA DOCDF\r | |
162 | DOCDF, NOP\r | |
163 | TAD% #XTXAD+2 / GET TWO 6 BIT VALUES\r | |
164 | CDF 10\r | |
165 | DCA LETTER\r | |
166 | CLL\r | |
167 | TAD LETTER / MOVE LEFT CHARACTER\r | |
168 | RTR\r | |
169 | RTR\r | |
170 | RTR\r | |
171 | AND P77 / INTO THE #XRGHTMOST 6 BITS\r | |
172 | JMS FINDIT\r | |
173 | ISZ #XTXAD+2 / PREPARE FOR NEXT CHARACTER TO #XLEFT\r | |
174 | JMP FLDOK / IF SKIPS, THEN AT FIELD BOUNDARY\r | |
175 | ISZ #XTXAD+1 / SO UPDATE FIELD ALSO\r | |
176 | FLDOK, CDF CIF\r | |
177 | JMP% #XNDLF\r | |
178 | \fFINDIT, 0 / GET LOC OF LETTER IN SYMBOL TABLE\r | |
179 | SPA SNA / CHECK FOR ZERO\r | |
180 | TAD P40 / WHICH DEFAULTS TO SPACE\r | |
181 | CIA CLL / MAKE A COUNTER\r | |
182 | DCA #XTXAD\r | |
183 | DCA COUNT / ZERO TOTAL STEP COUNTER\r | |
184 | TAD PTRTBL+1\r | |
185 | DCA NXTLCN / POINTS TO LOCN IN POINTER TABLE\r | |
186 | / THIS TABLE HAS STEPS FOR EACH LETTER, SO\r | |
187 | / COUNT TOTAL STEPS TO DESIRED LETTER\r | |
188 | TAD PTRTBL\r | |
189 | CLL RTL\r | |
190 | RAL\r | |
191 | TAD CDF\r | |
192 | DCA SCANTB\r | |
193 | SCANTB, NOP\r | |
194 | TAD% NXTLCN / GET NEXT STEP COUNT\r | |
195 | CDF 10\r | |
196 | TAD COUNT / AND ADD IT TO TOTAL STEP COUNT\r | |
197 | DCA COUNT\r | |
198 | ISZ NXTLCN / BUMP POINTER\r | |
199 | SKP / SKIP IF DIDN'T CROSS BOUNDARIES\r | |
200 | TAD P10 / IT DID, UPDATE FIELD WORD\r | |
201 | TAD SCANTB\r | |
202 | DCA SCANTB\r | |
203 | ISZ #XTXAD\r | |
204 | JMP SCANTB / NOT THERE YET\r | |
205 | CLL\r | |
206 | TAD COUNT / ADD COUNT TO\r | |
207 | TAD PSYMB+1 / START OF CODE TABLE\r | |
208 | DCA% PLETPS+1 / NOW IT'S CORRECT POINTER\r | |
209 | RAL / IF LINK SET, WE CROSSED FIELD BOUNDARIES\r | |
210 | TAD PSYMB / GET FIELD OF TABLE\r | |
211 | DCA% PLCNM1+1 / PASS IT\r | |
212 | JMP% FINDIT / GOT THE LETTER\r | |
213 | P40, 40\r | |
214 | P77, 77\r | |
215 | #XMCNT, / HERE WE INSERT THE POINTER INTO THE SYMBOL TABLE\r | |
216 | PTRTBL, ORG .+2\r | |
217 | CDF, 6201\r | |
218 | P10, 10\r | |
219 | \f#XNDRT, 0\r | |
220 | TAD LETTER / #XLEFT FROM LAST #XLEFT LETTER\r | |
221 | AND P77\r | |
222 | JMS FINDIT\r | |
223 | CDF CIF\r | |
224 | JMP% #XNDRT\r | |
225 | / ROUTINE TO HANDLE NUMBERS FROM FORTRAN SUBR. NUMBER\r | |
226 | / NOT CALLED BY USER DIRECTLY\r | |
227 | #XPSNM, 0\r | |
228 | TAD #XTXAD\r | |
229 | IAC\r | |
230 | SNA\r | |
231 | JMP USZRO / IF EQ -1, USE 0\r | |
232 | TAD T2\r | |
233 | SPA / L.T. -3 BAD\r | |
234 | JMP USZRO / SO USE ZERO\r | |
235 | TAD M15\r | |
236 | SPA CLA / G.T. 9 BAD TOO\r | |
237 | JMP USEIT / IT'S -3,-2,0-9\r | |
238 | USZRO, CLA\r | |
239 | INDEX, TAD P60 / INDEX INTO TABLE\r | |
240 | JMS FINDIT\r | |
241 | CDF CIF\r | |
242 | JMP% #XPSNM\r | |
243 | USEIT, TAD #XTXAD\r | |
244 | JMP INDEX\r | |
245 | / PLOT AN INTEGER EQUIV OR CENTERED (100-117 DEC =144-165 OCT)\r | |
246 | #XPSIN, 0\r | |
247 | TAD #XTXAD\r | |
248 | SPA SNA / .L.T. ZERO NO GOOD\r | |
249 | JMP USSPAC\r | |
250 | TAD M166 / G.T. 117 DEC. BAD\r | |
251 | SMA\r | |
252 | JMP USSPAC\r | |
253 | TAD A22\r | |
254 | SMA\r | |
255 | JMP OKVAL / ITS A CENTERED 100-121 (0144-0165)\r | |
256 | TAD P44\r | |
257 | SMA CLA\r | |
258 | JMP USSPAC / 0100-0143 ILLEGAL\r | |
259 | TAD #XTXAD\r | |
260 | ACHAR, JMS FINDIT\r | |
261 | CDF CIF\r | |
262 | JMP% #XPSIN\r | |
263 | USSPAC, CLA\r | |
264 | TAD P40 / DEFAULT TO SPACE\r | |
265 | JMP ACHAR\r | |
266 | OKVAL, TAD P100 / PASS CENTERED AS 100-121\r | |
267 | JMP ACHAR\r | |
268 | P100, 100\r | |
269 | A22, 22\r | |
270 | P44, 44\r | |
271 | M166, -166\r | |
272 | P60, 60\r | |
273 | M15, -15\r | |
274 | T2, 2\r | |
275 | END\r | |
276 | \f\1a\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0 |