| 1 | * |
| 2 | * |
| 3 | * |
| 4 | * MATRIX FORMAT: |
| 5 | * |
| 6 | * a11 a12 |
| 7 | * |
| 8 | * a21 a22 |
| 9 | * |
| 10 | * a11-a22 are single precision float variables (2 word). |
| 11 | * |
| 12 | * |
| 13 | * IN MEMORY LAYOUT: |
| 14 | * |
| 15 | * a11 |
| 16 | * a11 |
| 17 | * a12 |
| 18 | * a12 |
| 19 | * a21 |
| 20 | * a21 |
| 21 | * a22 |
| 22 | * a22 |
| 23 | * |
| 24 | * |
| 25 | * JST M$INIT INITIALIZE MATRIX TO IDENTITY |
| 26 | * DAC MATRIX ADDRESS |
| 27 | * |
| 28 | * |
| 29 | ******************************************************************************** |
| 30 | * |
| 31 | SUBR M$INIT,INIT INITIALIZE MATRIX |
| 32 | SUBR M$MUL,MUL MATRIX MULTIPLICATION |
| 33 | SUBR M$APLI,APLI APPLY MATRIX TO INTEGER VECTOR |
| 34 | SUBR M$APII,APII APPLY MATRIX TO PAIR OF INTEGERS |
| 35 | SUBR M$ROT,XXX ADD ROTATION TO MATRIX ARGUMENT |
| 36 | SUBR M$SCLE,SCLE SCALE MATRIX |
| 37 | * |
| 38 | REL |
| 39 | ORG '0 |
| 40 | * |
| 41 | * |
| 42 | * |
| 43 | * |
| 44 | * |
| 45 | ******************************************************************************** |
| 46 | * |
| 47 | * |
| 48 | INIT DAC ** |
| 49 | LDX* INIT |
| 50 | * |
| 51 | LDA* INIT GET MATRIX BASE ADDRESS |
| 52 | STA IM11 |
| 53 | ADD =6 |
| 54 | STA IM22 |
| 55 | IRS INIT |
| 56 | * |
| 57 | CRA |
| 58 | STA 2,1 |
| 59 | STA 3,1 |
| 60 | STA 4,1 |
| 61 | STA 5,1 |
| 62 | CALL FLOAT |
| 63 | DAC ONE |
| 64 | CALL H$22 |
| 65 | IM11 DEC 0 |
| 66 | CALL H$22 |
| 67 | IM22 DEC 0 |
| 68 | * |
| 69 | JMP* INIT |
| 70 | ONE DEC 1 |
| 71 | * |
| 72 | * |
| 73 | ******************************************************************************** |
| 74 | * |
| 75 | * C=A*B |
| 76 | * |
| 77 | * a11 a12 b11 b12 a11*b11 a21*b12 |
| 78 | * a21 a22 b21 b22 a12*b21 a22*b22 |
| 79 | * |
| 80 | * JST MUL |
| 81 | * DAC MC |
| 82 | * DAC MA |
| 83 | * DAC MB |
| 84 | * |
| 85 | MUL DAC ** |
| 86 | LDX* MUL |
| 87 | * |
| 88 | LDA* MUL |
| 89 | STA PC11 |
| 90 | ADD =2 |
| 91 | STA PC12 |
| 92 | ADD =2 |
| 93 | STA PC21 |
| 94 | ADD =2 |
| 95 | STA PC22 |
| 96 | IRS MUL |
| 97 | * |
| 98 | LDA* MUL |
| 99 | STA PA11 |
| 100 | ADD =2 |
| 101 | STA PA12 |
| 102 | ADD =2 |
| 103 | STA PA21 |
| 104 | ADD =2 |
| 105 | STA PA22 |
| 106 | ADD =2 |
| 107 | * |
| 108 | IRS MUL |
| 109 | * |
| 110 | LDA* MUL |
| 111 | STA PB11 |
| 112 | ADD =2 |
| 113 | STA PB12 |
| 114 | ADD =2 |
| 115 | STA PB21 |
| 116 | ADD =2 |
| 117 | STA PB22 |
| 118 | ADD =2 |
| 119 | * |
| 120 | IRS MUL |
| 121 | IRS MUL |
| 122 | * |
| 123 | * |
| 124 | * a11 a12 b11 b12 a11*b11 a21*b12 |
| 125 | * a21 a22 b21 b22 a12*b21 a22*b22 |
| 126 | * |
| 127 | CALL L$22 LOAD REAL |
| 128 | PA11 DAC 0 |
| 129 | CALL M$22 MULTIPLY |
| 130 | PB11 DAC 0 |
| 131 | CALL H$22 STORE |
| 132 | PC11 DEC 0 |
| 133 | * |
| 134 | CALL L$22 |
| 135 | PA21 DEC 0 |
| 136 | CALL M$22 |
| 137 | PB12 DEC 0 |
| 138 | CALL H$22 |
| 139 | PC12 DEC 0 |
| 140 | * |
| 141 | CALL L$22 |
| 142 | PA12 DEC 0 |
| 143 | CALL M$22 |
| 144 | PB21 DEC 0 |
| 145 | CALL H$22 |
| 146 | PC21 DEC 0 |
| 147 | * |
| 148 | CALL L$22 |
| 149 | PA22 DEC 0 |
| 150 | CALL M$22 |
| 151 | PB22 DEC 0 |
| 152 | CALL H$22 |
| 153 | PC22 DEC 0 |
| 154 | * |
| 155 | * |
| 156 | JMP* MUL |
| 157 | * |
| 158 | ******************************************************************************** |
| 159 | * |
| 160 | * |
| 161 | SCLE DAC ** SCALE MATRIX |
| 162 | LDX* SCLE |
| 163 | * |
| 164 | LDA* SCLE GET MATRIX BASE ADDRESS |
| 165 | STA SM11 |
| 166 | STA TM11 |
| 167 | ADD =6 |
| 168 | STA SM22 |
| 169 | STA TM22 |
| 170 | IRS SCLE |
| 171 | LDA* SCLE |
| 172 | STA SX |
| 173 | STA SY |
| 174 | IRS SCLE TALLY RETURN ADDRESS |
| 175 | * |
| 176 | CALL L$22 |
| 177 | SM11 DAC 0 |
| 178 | CALL M$22 |
| 179 | SX DAC 0 |
| 180 | CALL H$22 |
| 181 | TM11 DAC 0 |
| 182 | * |
| 183 | CALL L$22 |
| 184 | SM22 DAC 0 |
| 185 | CALL M$22 |
| 186 | SY DAC 0 |
| 187 | CALL H$22 |
| 188 | TM22 DAC 0 |
| 189 | * |
| 190 | JMP* SCLE |
| 191 | * |
| 192 | * |
| 193 | * |
| 194 | * |
| 195 | ******************************************************************************** |
| 196 | * |
| 197 | * |
| 198 | * Apply Pair of integers and round |
| 199 | * |
| 200 | * JST M$APII |
| 201 | * DAC MATRIX |
| 202 | * DAC X |
| 203 | * DAC Y |
| 204 | * DAC 0 |
| 205 | * |
| 206 | APII DAC ** |
| 207 | * |
| 208 | LDA* APII |
| 209 | STA MP11 |
| 210 | ADD =2 |
| 211 | STA MP12 |
| 212 | ADD =2 |
| 213 | STA MP21 |
| 214 | ADD =2 |
| 215 | STA MP22 |
| 216 | IRS APII |
| 217 | * |
| 218 | LDA* APII |
| 219 | STA XP1 |
| 220 | STA XP2 |
| 221 | IRS APII |
| 222 | LDA* APII |
| 223 | STA YP1 |
| 224 | STA YP2 |
| 225 | IRS APII |
| 226 | IRS APII |
| 227 | JST APL CALL REAL ROUTINE |
| 228 | JMP* APII |
| 229 | * |
| 230 | ******************************************************************************** |
| 231 | * |
| 232 | * |
| 233 | * Apply to integer vector and round |
| 234 | * |
| 235 | * JST M$APLI |
| 236 | * DAC MATRIX |
| 237 | * DAC X Y MUST FOLLOW IN NEXT LOCATION! |
| 238 | * |
| 239 | APLI DAC ** |
| 240 | * |
| 241 | LDA* APLI |
| 242 | STA MP11 |
| 243 | ADD =2 |
| 244 | STA MP12 |
| 245 | ADD =2 |
| 246 | STA MP21 |
| 247 | ADD =2 |
| 248 | STA MP22 |
| 249 | IRS APLI |
| 250 | * |
| 251 | LDA* APLI |
| 252 | STA XP1 |
| 253 | STA XP2 |
| 254 | AOA |
| 255 | STA YP1 |
| 256 | STA YP2 |
| 257 | IRS APLI |
| 258 | IRS APLI |
| 259 | JST APL |
| 260 | JMP* APLI |
| 261 | * |
| 262 | * |
| 263 | **************************************** |
| 264 | * |
| 265 | * |
| 266 | APL DAC ** REAL APPLY ROUTINE |
| 267 | * |
| 268 | CALL FLOAT LOAD SINGLE PRECISION FLOAT FROM 1-WORD INTEGER |
| 269 | XP1 DAC 0 |
| 270 | CALL M$22 MULTIPLY FLOAT*FLOAT |
| 271 | MP11 DAC 0 |
| 272 | CALL H$22 STORE FLOAT |
| 273 | DAC TMP |
| 274 | CALL FLOAT |
| 275 | YP1 DAC 0 |
| 276 | CALL M$22 |
| 277 | MP12 DAC 0 |
| 278 | CALL A$22 |
| 279 | DAC TMP |
| 280 | JST RND ROUND AND CONVERT TO INTEGER |
| 281 | STA PA21 STORE NEW X VALUE INTO TEMPORARY LOCATION |
| 282 | **** |
| 283 | CALL FLOAT |
| 284 | XP2 DAC 0 |
| 285 | CALL M$22 |
| 286 | MP21 DAC 0 |
| 287 | CALL H$22 |
| 288 | DAC TMP |
| 289 | * |
| 290 | CALL FLOAT |
| 291 | YP2 DAC 0 |
| 292 | CALL M$22 |
| 293 | MP22 DAC 0 |
| 294 | CALL A$22 |
| 295 | DAC TMP |
| 296 | JST RND NOW INTEGER IN AC |
| 297 | STA* YP1 STORE NEW Y VALUE |
| 298 | * |
| 299 | LDA PA21 |
| 300 | STA* XP1 |
| 301 | JMP* APL RETURN TO CALLER. |
| 302 | * |
| 303 | **************************************** |
| 304 | * |
| 305 | RND DAC ** ROUND A/B AND RETURN WITH INTEGER IN A |
| 306 | CALL A$22 ADD 0.5 |
| 307 | DAC HLF |
| 308 | CALL C$21 CONVERT TO INTEGER |
| 309 | NOP |
| 310 | JMP* RND |
| 311 | HLF OCT '040100 CONSTANT 0.5 |
| 312 | OCT '000000 |
| 313 | * |
| 314 | **************************************** |
| 315 | * |
| 316 | TMP BSS 2 |
| 317 | * |
| 318 | * |
| 319 | ******************************************************************************** |
| 320 | * |
| 321 | * |
| 322 | * |
| 323 | * |
| 324 | * |
| 325 | * |
| 326 | * |
| 327 | * |
| 328 | * |
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| 404 | * |
| 405 | * |
| 406 | * |
| 407 | * |
| 408 | * |
| 409 | * |
| 410 | ******************************************************************************** |
| 411 | * |
| 412 | END |
| 413 | * |
| 414 | ******************************************************************************** |
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