[16] | 1 | |
---|
| 2 | MODULE luxury |
---|
| 3 | |
---|
| 4 | ! Subtract-and-borrow random number generator proposed by |
---|
| 5 | ! Marsaglia and Zaman, implemented by F. James with the name |
---|
| 6 | ! RCARRY in 1991, and later improved by Martin Luescher |
---|
| 7 | ! in 1993 to produce "Luxury Pseudorandom Numbers". |
---|
| 8 | ! Fortran 77 coded by F. James, 1993 |
---|
| 9 | |
---|
| 10 | ! References: |
---|
| 11 | ! M. Luscher, Computer Physics Communications 79 (1994) 100 |
---|
| 12 | ! F. James, Computer Physics Communications 79 (1994) 111 |
---|
| 13 | |
---|
| 14 | ! LUXURY LEVELS. |
---|
| 15 | ! ------ ------ The available luxury levels are: |
---|
| 16 | |
---|
| 17 | ! level 0 (p=24): equivalent to the original RCARRY of Marsaglia |
---|
| 18 | ! and Zaman, very long period, but fails many tests. |
---|
| 19 | ! level 1 (p=48): considerable improvement in quality over level 0, |
---|
| 20 | ! now passes the gap test, but still fails spectral test. |
---|
| 21 | ! level 2 (p=97): passes all known tests, but theoretically still |
---|
| 22 | ! defective. |
---|
| 23 | ! level 3 (p=223): DEFAULT VALUE. Any theoretically possible |
---|
| 24 | ! correlations have very small chance of being observed. |
---|
| 25 | ! level 4 (p=389): highest possible luxury, all 24 bits chaotic. |
---|
| 26 | |
---|
| 27 | !!!! ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
---|
| 28 | !!!! Calling sequences for RANLUX: ++ |
---|
| 29 | !!!! CALL RANLUX (RVEC, LEN) returns a vector RVEC of LEN ++ |
---|
| 30 | !!!! 32-bit random floating point numbers between ++ |
---|
| 31 | !!!! zero (not included) and one (also not incl.). ++ |
---|
| 32 | !!!! CALL RLUXGO(LUX,INT,K1,K2) initializes the generator from ++ |
---|
| 33 | !!!! one 32-bit integer INT and sets Luxury Level LUX ++ |
---|
| 34 | !!!! which is integer between zero and MAXLEV, or if ++ |
---|
| 35 | !!!! LUX .GT. 24, it sets p=LUX directly. K1 and K2 ++ |
---|
| 36 | !!!! should be set to zero unless restarting at a break++ |
---|
| 37 | !!!! point given by output of RLUXAT (see RLUXAT). ++ |
---|
| 38 | !!!! CALL RLUXAT(LUX,INT,K1,K2) gets the values of four integers++ |
---|
| 39 | !!!! which can be used to restart the RANLUX generator ++ |
---|
| 40 | !!!! at the current point by calling RLUXGO. K1 and K2++ |
---|
| 41 | !!!! specify how many numbers were generated since the ++ |
---|
| 42 | !!!! initialization with LUX and INT. The restarting ++ |
---|
| 43 | !!!! skips over K1+K2*E9 numbers, so it can be long.++ |
---|
| 44 | !!!! A more efficient but less convenient way of restarting is by: ++ |
---|
| 45 | !!!! CALL RLUXIN(ISVEC) restarts the generator from vector ++ |
---|
| 46 | !!!! ISVEC of 25 32-bit integers (see RLUXUT) ++ |
---|
| 47 | !!!! CALL RLUXUT(ISVEC) outputs the current values of the 25 ++ |
---|
| 48 | !!!! 32-bit integer seeds, to be used for restarting ++ |
---|
| 49 | !!!! ISVEC must be dimensioned 25 in the calling program ++ |
---|
| 50 | !!!! ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
---|
| 51 | |
---|
| 52 | IMPLICIT NONE |
---|
| 53 | |
---|
| 54 | INTEGER :: iseeds(24), isdext(25) |
---|
| 55 | INTEGER, PARAMETER :: maxlev = 4, lxdflt = 3 |
---|
| 56 | INTEGER :: ndskip(0:maxlev) = (/ 0, 24, 73, 199, 365 /) |
---|
| 57 | INTEGER :: next(24), igiga = 1000000000, jsdflt = 314159265 |
---|
| 58 | REAL, PARAMETER :: twop12 = 4096. |
---|
| 59 | INTEGER, PARAMETER :: itwo24 = 2**24, icons = 2147483563 |
---|
| 60 | INTEGER :: luxlev = lxdflt, nskip, inseed, jseed |
---|
| 61 | LOGICAL :: notyet = .true. |
---|
| 62 | INTEGER :: in24 = 0, kount = 0, mkount = 0, i24 = 24, j24 = 10 |
---|
| 63 | REAL :: seeds(24), carry = 0., twom24, twom12 |
---|
| 64 | |
---|
| 65 | ! default |
---|
| 66 | ! Luxury Level 0 1 2 *3* 4 |
---|
| 67 | ! ndskip /0, 24, 73, 199, 365/ |
---|
| 68 | ! Corresponds to p=24 48 97 223 389 |
---|
| 69 | ! time factor 1 2 3 6 10 on slow workstation |
---|
| 70 | ! 1 1.5 2 3 5 on fast mainframe |
---|
| 71 | |
---|
| 72 | PUBLIC notyet, i24, j24, carry, seeds, twom24, twom12, luxlev |
---|
| 73 | PUBLIC nskip, ndskip, in24, next, kount, mkount, inseed |
---|
| 74 | |
---|
| 75 | |
---|
| 76 | CONTAINS |
---|
| 77 | |
---|
| 78 | |
---|
| 79 | SUBROUTINE ranlux(rvec, lenv) |
---|
| 80 | |
---|
| 81 | IMPLICIT NONE |
---|
| 82 | |
---|
| 83 | INTEGER, INTENT(IN) :: lenv |
---|
| 84 | REAL, INTENT(OUT) :: rvec(lenv) |
---|
| 85 | |
---|
| 86 | ! Local variables |
---|
| 87 | |
---|
| 88 | INTEGER :: i, k, lp, ivec, isk |
---|
| 89 | REAL :: uni |
---|
| 90 | |
---|
| 91 | ! NOTYET is .TRUE. if no initialization has been performed yet. |
---|
| 92 | ! Default Initialization by Multiplicative Congruential |
---|
| 93 | |
---|
| 94 | IF (notyet) THEN |
---|
| 95 | notyet = .false. |
---|
| 96 | jseed = jsdflt |
---|
| 97 | inseed = jseed |
---|
| 98 | WRITE (6,'(A,I12)') ' RANLUX DEFAULT INITIALIZATION: ', jseed |
---|
| 99 | luxlev = lxdflt |
---|
| 100 | nskip = ndskip(luxlev) |
---|
| 101 | lp = nskip + 24 |
---|
| 102 | in24 = 0 |
---|
| 103 | kount = 0 |
---|
| 104 | mkount = 0 |
---|
| 105 | WRITE (6,'(A,I2,A,I4)') ' RANLUX DEFAULT LUXURY LEVEL = ', luxlev, & |
---|
| 106 | ' p =', lp |
---|
| 107 | twom24 = 1. |
---|
| 108 | DO i = 1, 24 |
---|
| 109 | twom24 = twom24 * 0.5 |
---|
| 110 | k = jseed / 53668 |
---|
| 111 | jseed = 40014 * (jseed-k*53668) - k * 12211 |
---|
| 112 | IF (jseed.LT.0) jseed = jseed + icons |
---|
| 113 | iseeds(i) = MOD(jseed,itwo24) |
---|
| 114 | END DO |
---|
| 115 | twom12 = twom24 * 4096. |
---|
| 116 | DO i = 1, 24 |
---|
| 117 | seeds(i) = REAL(iseeds(i)) * twom24 |
---|
| 118 | next(i) = i - 1 |
---|
| 119 | END DO |
---|
| 120 | next(1) = 24 |
---|
| 121 | i24 = 24 |
---|
| 122 | j24 = 10 |
---|
| 123 | carry = 0. |
---|
| 124 | IF (seeds(24).EQ.0.) carry = twom24 |
---|
| 125 | END IF |
---|
| 126 | |
---|
| 127 | ! The Generator proper: "Subtract-with-borrow", |
---|
| 128 | ! as proposed by Marsaglia and Zaman, |
---|
| 129 | ! Florida State University, March, 1989 |
---|
| 130 | |
---|
| 131 | DO ivec = 1, lenv |
---|
| 132 | uni = seeds(j24) - seeds(i24) - carry |
---|
| 133 | IF (uni.LT.0.) THEN |
---|
| 134 | uni = uni + 1.0 |
---|
| 135 | carry = twom24 |
---|
| 136 | ELSE |
---|
| 137 | carry = 0. |
---|
| 138 | END IF |
---|
| 139 | seeds(i24) = uni |
---|
| 140 | i24 = next(i24) |
---|
| 141 | j24 = next(j24) |
---|
| 142 | rvec(ivec) = uni |
---|
| 143 | ! small numbers (with less than 12 "significant" bits) are "padded". |
---|
| 144 | IF (uni.LT.twom12) THEN |
---|
| 145 | rvec(ivec) = rvec(ivec) + twom24 * seeds(j24) |
---|
| 146 | ! and zero is forbidden in case someone takes a logarithm |
---|
| 147 | IF (rvec(ivec).EQ.0.) rvec(ivec) = twom24 * twom24 |
---|
| 148 | END IF |
---|
| 149 | ! Skipping to luxury. As proposed by Martin Luscher. |
---|
| 150 | in24 = in24 + 1 |
---|
| 151 | IF (in24.EQ.24) THEN |
---|
| 152 | in24 = 0 |
---|
| 153 | kount = kount + nskip |
---|
| 154 | DO isk = 1, nskip |
---|
| 155 | uni = seeds(j24) - seeds(i24) - carry |
---|
| 156 | IF (uni.LT.0.) THEN |
---|
| 157 | uni = uni + 1.0 |
---|
| 158 | carry = twom24 |
---|
| 159 | ELSE |
---|
| 160 | carry = 0. |
---|
| 161 | END IF |
---|
| 162 | seeds(i24) = uni |
---|
| 163 | i24 = next(i24) |
---|
| 164 | j24 = next(j24) |
---|
| 165 | END DO |
---|
| 166 | END IF |
---|
| 167 | END DO |
---|
| 168 | kount = kount + lenv |
---|
| 169 | IF (kount.GE.igiga) THEN |
---|
| 170 | mkount = mkount + 1 |
---|
| 171 | kount = kount - igiga |
---|
| 172 | END IF |
---|
| 173 | RETURN |
---|
| 174 | |
---|
| 175 | END SUBROUTINE ranlux |
---|
| 176 | |
---|
| 177 | |
---|
| 178 | ! Subroutine to input and float integer seeds from previous run |
---|
| 179 | SUBROUTINE rluxin |
---|
| 180 | ! the following IF BLOCK added by Phillip Helbig, based on conversation |
---|
| 181 | ! with Fred James; an equivalent correction has been published by James. |
---|
| 182 | |
---|
| 183 | IMPLICIT NONE |
---|
| 184 | |
---|
| 185 | ! Local variables |
---|
| 186 | |
---|
| 187 | INTEGER :: i, isd |
---|
| 188 | |
---|
| 189 | IF (notyet) THEN |
---|
| 190 | WRITE (6,'(A)') ' Proper results ONLY with initialisation from 25 ', & |
---|
| 191 | 'integers obtained with RLUXUT' |
---|
| 192 | notyet = .false. |
---|
| 193 | END IF |
---|
| 194 | |
---|
| 195 | twom24 = 1. |
---|
| 196 | DO i = 1, 24 |
---|
| 197 | next(i) = i - 1 |
---|
| 198 | twom24 = twom24 * 0.5 |
---|
| 199 | END DO |
---|
| 200 | next(1) = 24 |
---|
| 201 | twom12 = twom24 * 4096. |
---|
| 202 | WRITE (6,'(A)') ' FULL INITIALIZATION OF RANLUX WITH 25 INTEGERS:' |
---|
| 203 | WRITE (6,'(5X,5I12)') isdext |
---|
| 204 | DO i = 1, 24 |
---|
| 205 | seeds(i) = REAL(isdext(i)) * twom24 |
---|
| 206 | END DO |
---|
| 207 | carry = 0. |
---|
| 208 | IF (isdext(25).LT.0) carry = twom24 |
---|
| 209 | isd = IABS(isdext(25)) |
---|
| 210 | i24 = MOD(isd,100) |
---|
| 211 | isd = isd / 100 |
---|
| 212 | j24 = MOD(isd,100) |
---|
| 213 | isd = isd / 100 |
---|
| 214 | in24 = MOD(isd,100) |
---|
| 215 | isd = isd / 100 |
---|
| 216 | luxlev = isd |
---|
| 217 | IF (luxlev.LE.maxlev) THEN |
---|
| 218 | nskip = ndskip(luxlev) |
---|
| 219 | WRITE (6,'(A,I2)') ' RANLUX LUXURY LEVEL SET BY RLUXIN TO: ', luxlev |
---|
| 220 | ELSE IF (luxlev.GE.24) THEN |
---|
| 221 | nskip = luxlev - 24 |
---|
| 222 | WRITE (6,'(A,I5)') ' RANLUX P-VALUE SET BY RLUXIN TO:', luxlev |
---|
| 223 | ELSE |
---|
| 224 | nskip = ndskip(maxlev) |
---|
| 225 | WRITE (6,'(A,I5)') ' RANLUX ILLEGAL LUXURY RLUXIN: ', luxlev |
---|
| 226 | luxlev = maxlev |
---|
| 227 | END IF |
---|
| 228 | inseed = -1 |
---|
| 229 | RETURN |
---|
| 230 | |
---|
| 231 | END SUBROUTINE rluxin |
---|
| 232 | |
---|
| 233 | |
---|
| 234 | ! Subroutine to ouput seeds as integers |
---|
| 235 | SUBROUTINE rluxut |
---|
| 236 | |
---|
| 237 | IMPLICIT NONE |
---|
| 238 | |
---|
| 239 | ! Local variables |
---|
| 240 | |
---|
| 241 | INTEGER :: i |
---|
| 242 | |
---|
| 243 | DO i = 1, 24 |
---|
| 244 | isdext(i) = INT(seeds(i)*twop12*twop12) |
---|
| 245 | END DO |
---|
| 246 | isdext(25) = i24 + 100 * j24 + 10000 * in24 + 1000000 * luxlev |
---|
| 247 | IF (carry.GT.0.) isdext(25) = -isdext(25) |
---|
| 248 | RETURN |
---|
| 249 | |
---|
| 250 | END SUBROUTINE rluxut |
---|
| 251 | |
---|
| 252 | |
---|
| 253 | ! Subroutine to output the "convenient" restart point |
---|
| 254 | SUBROUTINE rluxat(lout, inout, k1, k2) |
---|
| 255 | |
---|
| 256 | IMPLICIT NONE |
---|
| 257 | |
---|
| 258 | INTEGER, INTENT(OUT) :: lout, inout, k1, k2 |
---|
| 259 | |
---|
| 260 | lout = luxlev |
---|
| 261 | inout = inseed |
---|
| 262 | k1 = kount |
---|
| 263 | k2 = mkount |
---|
| 264 | RETURN |
---|
| 265 | |
---|
| 266 | END SUBROUTINE rluxat |
---|
| 267 | |
---|
| 268 | |
---|
| 269 | ! Subroutine to initialize from one or three integers |
---|
| 270 | SUBROUTINE rluxgo(lux, ins, k1, k2) |
---|
| 271 | |
---|
| 272 | IMPLICIT NONE |
---|
| 273 | |
---|
| 274 | INTEGER, INTENT(IN) :: lux, ins, k1, k2 |
---|
| 275 | |
---|
| 276 | ! Local variables |
---|
| 277 | |
---|
| 278 | INTEGER :: ilx, i, iouter, isk, k, inner, izip, izip2 |
---|
| 279 | REAL :: uni |
---|
| 280 | |
---|
| 281 | IF (lux.LT.0) THEN |
---|
| 282 | luxlev = lxdflt |
---|
| 283 | ELSE IF (lux.LE.maxlev) THEN |
---|
| 284 | luxlev = lux |
---|
| 285 | ELSE IF (lux.LT.24.OR.lux.GT.2000) THEN |
---|
| 286 | luxlev = maxlev |
---|
| 287 | WRITE (6,'(A,I7)') ' RANLUX ILLEGAL LUXURY RLUXGO: ', lux |
---|
| 288 | ELSE |
---|
| 289 | luxlev = lux |
---|
| 290 | DO ilx = 0, maxlev |
---|
| 291 | IF (lux.EQ.ndskip(ilx)+24) luxlev = ilx |
---|
| 292 | END DO |
---|
| 293 | END IF |
---|
| 294 | IF (luxlev.LE.maxlev) THEN |
---|
| 295 | nskip = ndskip(luxlev) |
---|
| 296 | WRITE (6,'(A,I2,A,I4)') ' RANLUX LUXURY LEVEL SET BY RLUXGO :', luxlev, & |
---|
| 297 | ' P=', nskip + 24 |
---|
| 298 | ELSE |
---|
| 299 | nskip = luxlev - 24 |
---|
| 300 | WRITE (6,'(A,I5)') ' RANLUX P-VALUE SET BY RLUXGO TO:', luxlev |
---|
| 301 | END IF |
---|
| 302 | in24 = 0 |
---|
| 303 | IF (ins.LT.0) WRITE (6,'(A)') & |
---|
| 304 | ' Illegal initialization by RLUXGO, negative input seed' |
---|
| 305 | IF (ins.GT.0) THEN |
---|
| 306 | jseed = ins |
---|
| 307 | WRITE (6,'(A,3I12)') ' RANLUX INITIALIZED BY RLUXGO FROM SEEDS', jseed, k1, k2 |
---|
| 308 | ELSE |
---|
| 309 | jseed = jsdflt |
---|
| 310 | WRITE (6,'(A)') ' RANLUX INITIALIZED BY RLUXGO FROM DEFAULT SEED' |
---|
| 311 | END IF |
---|
| 312 | inseed = jseed |
---|
| 313 | notyet = .false. |
---|
| 314 | twom24 = 1. |
---|
| 315 | DO i = 1, 24 |
---|
| 316 | twom24 = twom24 * 0.5 |
---|
| 317 | k = jseed / 53668 |
---|
| 318 | jseed = 40014 * (jseed-k*53668) - k * 12211 |
---|
| 319 | IF (jseed.LT.0) jseed = jseed + icons |
---|
| 320 | iseeds(i) = MOD(jseed,itwo24) |
---|
| 321 | END DO |
---|
| 322 | twom12 = twom24 * 4096. |
---|
| 323 | DO i = 1, 24 |
---|
| 324 | seeds(i) = REAL(iseeds(i)) * twom24 |
---|
| 325 | next(i) = i - 1 |
---|
| 326 | END DO |
---|
| 327 | next(1) = 24 |
---|
| 328 | i24 = 24 |
---|
| 329 | j24 = 10 |
---|
| 330 | carry = 0. |
---|
| 331 | IF (seeds(24).EQ.0.) carry = twom24 |
---|
| 332 | ! If restarting at a break point, skip K1 + IGIGA*K2 |
---|
| 333 | ! Note that this is the number of numbers delivered to |
---|
| 334 | ! the user PLUS the number skipped (if luxury .GT. 0). |
---|
| 335 | kount = k1 |
---|
| 336 | mkount = k2 |
---|
| 337 | IF (k1+k2.NE.0) THEN |
---|
| 338 | DO iouter = 1, k2 + 1 |
---|
| 339 | inner = igiga |
---|
| 340 | IF (iouter.EQ.k2+1) inner = k1 |
---|
| 341 | DO isk = 1, inner |
---|
| 342 | uni = seeds(j24) - seeds(i24) - carry |
---|
| 343 | IF (uni.LT.0.) THEN |
---|
| 344 | uni = uni + 1.0 |
---|
| 345 | carry = twom24 |
---|
| 346 | ELSE |
---|
| 347 | carry = 0. |
---|
| 348 | END IF |
---|
| 349 | seeds(i24) = uni |
---|
| 350 | i24 = next(i24) |
---|
| 351 | j24 = next(j24) |
---|
| 352 | END DO |
---|
| 353 | END DO |
---|
| 354 | ! Get the right value of IN24 by direct calculation |
---|
| 355 | in24 = MOD(kount,nskip+24) |
---|
| 356 | IF (mkount.GT.0) THEN |
---|
| 357 | izip = MOD(igiga, nskip+24) |
---|
| 358 | izip2 = mkount * izip + in24 |
---|
| 359 | in24 = MOD(izip2, nskip+24) |
---|
| 360 | END IF |
---|
| 361 | ! Now IN24 had better be between zero and 23 inclusive |
---|
| 362 | IF (in24.GT.23) THEN |
---|
| 363 | WRITE (6,'(A/A,3I11,A,I5)') & |
---|
| 364 | ' Error in RESTARTING with RLUXGO:', ' The values', ins, & |
---|
| 365 | k1, k2, ' cannot occur at luxury level', luxlev |
---|
| 366 | in24 = 0 |
---|
| 367 | END IF |
---|
| 368 | END IF |
---|
| 369 | RETURN |
---|
| 370 | |
---|
| 371 | END SUBROUTINE rluxgo |
---|
| 372 | |
---|
| 373 | |
---|
| 374 | END MODULE luxury |
---|
| 375 | |
---|
| 376 | |
---|
| 377 | |
---|
| 378 | !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
---|
| 379 | |
---|
| 380 | subroutine luxtst |
---|
| 381 | ! Exercise for the RANLUX Pseudorandom number generator. |
---|
| 382 | |
---|
| 383 | USE luxury |
---|
| 384 | |
---|
| 385 | IMPLICIT NONE |
---|
| 386 | |
---|
| 387 | REAL :: rvec(1000) |
---|
| 388 | INTEGER :: i1, i2, i3, i4, li |
---|
| 389 | |
---|
| 390 | ! check that we get the right numbers (machine-indep.) |
---|
| 391 | WRITE (6,'(/A)') ' CALL RANLUX(RVEC,100)' |
---|
| 392 | CALL ranlux(rvec,100) |
---|
| 393 | WRITE (6,'(A/9X,5F12.8)') ' RANLUX default numbers 1- 5:', rvec(1:5) |
---|
| 394 | CALL ranlux(rvec,100) |
---|
| 395 | WRITE (6,'(A/9X,5F12.8)') ' RANLUX default numbers 101-105:', rvec(1:5) |
---|
| 396 | |
---|
| 397 | WRITE (6,'(/A)') ' CALL RLUXGO(0,0,0,0)' |
---|
| 398 | CALL rluxgo(0,0,0,0) |
---|
| 399 | CALL ranlux(rvec,100) |
---|
| 400 | WRITE (6,'(A/9X,5F12.8)') ' RANLUX luxury level 0, 1- 5:', rvec(1:5) |
---|
| 401 | CALL ranlux(rvec,100) |
---|
| 402 | WRITE (6,'(A/9X,5F12.8)') ' RANLUX luxury level 0, 101-105:', rvec(1:5) |
---|
| 403 | |
---|
| 404 | WRITE (6,'(/A)') ' CALL RLUXGO(389,1,0,0)' |
---|
| 405 | CALL rluxgo(389,1,0,0) |
---|
| 406 | CALL ranlux(rvec,100) |
---|
| 407 | WRITE (6,'(A/9X,5F12.8)') ' RANLUX luxury p=389, 1- 5:', rvec(1:5) |
---|
| 408 | CALL ranlux(rvec,100) |
---|
| 409 | WRITE (6,'(A/9X,5F12.8)') ' RANLUX luxury p=389, 101-105:', rvec(1:5) |
---|
| 410 | |
---|
| 411 | WRITE (6,'(/A)') ' CALL RLUXGO(75,0,0,0)' |
---|
| 412 | CALL rluxgo(75,0,0,0) |
---|
| 413 | CALL ranlux(rvec,100) |
---|
| 414 | WRITE (6,'(A/9X,5F12.8)') ' RANLUX luxury p= 75, 1- 5:', rvec(1:5) |
---|
| 415 | CALL ranlux(rvec,100) |
---|
| 416 | WRITE (6,'(A/9X,5F12.8)') ' RANLUX luxury p= 75, 101-105:', rvec(1:5) |
---|
| 417 | |
---|
| 418 | WRITE (6,'(/A)') ' test restarting from the full vector' |
---|
| 419 | CALL rluxut |
---|
| 420 | WRITE (6,'(/A/(1X,5I14))') ' current RANLUX status saved:', isdext |
---|
| 421 | CALL ranlux(rvec,100) |
---|
| 422 | WRITE (6,'(A/9X,5F12.8)') ' RANLUX numbers 1- 5:', rvec(1:5) |
---|
| 423 | CALL ranlux(rvec,100) |
---|
| 424 | WRITE (6,'(A/9X,5F12.8)') ' RANLUX numbers 101-105:', rvec(1:5) |
---|
| 425 | |
---|
| 426 | WRITE (6,'(/A)') ' previous RANLUX status will be restored' |
---|
| 427 | CALL rluxin |
---|
| 428 | CALL ranlux(rvec,100) |
---|
| 429 | WRITE (6,'(A/9X,5F12.8)') ' RANLUX numbers 1- 5:', rvec(1:5) |
---|
| 430 | CALL ranlux(rvec,100) |
---|
| 431 | WRITE (6,'(A/9X,5F12.8)') ' RANLUX numbers 101-105:', rvec(1:5) |
---|
| 432 | |
---|
| 433 | WRITE (6,'(/A)') ' test the restarting by skipping' |
---|
| 434 | CALL rluxgo(4,7674985,0,0) |
---|
| 435 | CALL rluxat(i1,i2,i3,i4) |
---|
| 436 | WRITE (6,'(A,4I10)') ' RLUXAT values =', i1, i2, i3, i4 |
---|
| 437 | DO li = 1, 10 |
---|
| 438 | CALL ranlux(rvec,1000) |
---|
| 439 | END DO |
---|
| 440 | CALL rluxat(i1,i2,i3,i4) |
---|
| 441 | WRITE (6,'(A,4I10)') ' RLUXAT values =', i1, i2, i3, i4 |
---|
| 442 | CALL ranlux(rvec,200) |
---|
| 443 | WRITE (6,'(A,2F10.6)') ' Next and 200th numbers are:', rvec(1), rvec(200) |
---|
| 444 | CALL rluxgo(i1,i2,i3,i4) |
---|
| 445 | CALL ranlux(rvec,200) |
---|
| 446 | WRITE (6,'(A,2F10.6)') ' Next and 200th numbers are:', rvec(1), rvec(200) |
---|
| 447 | |
---|
| 448 | WRITE (6,'(/A)') ' The following should provoke an error message' |
---|
| 449 | CALL rluxgo(4,11111,31,0) |
---|
| 450 | STOP |
---|
| 451 | |
---|
| 452 | ! OUTPUT FROM THE ABOVE TEST PROGRAM SHOULD BE: |
---|
| 453 | ! -------------------------------------------- |
---|
| 454 | ! CALL RANLUX(RVEC,100) |
---|
| 455 | ! RANLUX DEFAULT INITIALIZATION: 314159265 |
---|
| 456 | ! RANLUX DEFAULT LUXURY LEVEL = 3 p = 223 |
---|
| 457 | ! RANLUX default numbers 1- 5: |
---|
| 458 | ! 0.53981817 0.76155043 0.06029940 0.79600263 0.30631220 |
---|
| 459 | ! RANLUX default numbers 101-105: |
---|
| 460 | ! 0.43156743 0.03774416 0.24897110 0.00147784 0.90274453 |
---|
| 461 | |
---|
| 462 | ! CALL RLUXGO(0,0,0,0) |
---|
| 463 | ! RANLUX LUXURY LEVEL SET BY RLUXGO : 0 P= 24 |
---|
| 464 | ! RANLUX INITIALIZED BY RLUXGO FROM DEFAULT SEED |
---|
| 465 | ! RANLUX luxury level 0, 1- 5: |
---|
| 466 | ! 0.53981817 0.76155043 0.06029940 0.79600263 0.30631220 |
---|
| 467 | ! RANLUX luxury level 0, 101-105: |
---|
| 468 | ! 0.41538775 0.05330932 0.58195311 0.91397446 0.67034441 |
---|
| 469 | |
---|
| 470 | ! CALL RLUXGO(389,1,0,0) |
---|
| 471 | ! RANLUX LUXURY LEVEL SET BY RLUXGO : 4 P= 389 |
---|
| 472 | ! RANLUX INITIALIZED BY RLUXGO FROM SEEDS 1 0 0 |
---|
| 473 | ! RANLUX luxury p=389, 1- 5: |
---|
| 474 | ! 0.94589490 0.47347850 0.95152789 0.42971975 0.09127384 |
---|
| 475 | ! RANLUX luxury p=389, 101-105: |
---|
| 476 | ! 0.02618265 0.03775346 0.97274780 0.13302165 0.43126065 |
---|
| 477 | |
---|
| 478 | ! CALL RLUXGO(75,0,0,0) |
---|
| 479 | ! RANLUX P-VALUE SET BY RLUXGO TO: 75 |
---|
| 480 | ! RANLUX INITIALIZED BY RLUXGO FROM DEFAULT SEED |
---|
| 481 | ! RANLUX luxury p= 75, 1- 5: |
---|
| 482 | ! 0.53981817 0.76155043 0.06029940 0.79600263 0.30631220 |
---|
| 483 | ! RANLUX luxury p= 75, 101-105: |
---|
| 484 | ! 0.25600731 0.23443210 0.59164381 0.59035838 0.07011414 |
---|
| 485 | |
---|
| 486 | ! test restarting from the full vector |
---|
| 487 | |
---|
| 488 | ! current RANLUX status saved: |
---|
| 489 | ! 16156027 16534309 15243811 2751687 6002207 |
---|
| 490 | ! 7979506 1301976 4567313 4305996 5872599 |
---|
| 491 | ! 12003090 2146823 12606367 4111505 5979640 |
---|
| 492 | ! 12739666 10489318 14036909 11729352 8061448 |
---|
| 493 | ! 7832659 6069758 3197719 1832730 75080216 |
---|
| 494 | ! RANLUX numbers 1- 5: |
---|
| 495 | ! 0.22617835 0.60655993 0.86417443 0.43920082 0.23382509 |
---|
| 496 | ! RANLUX numbers 101-105: |
---|
| 497 | ! 0.08107197 0.21466845 0.84856731 0.94078046 0.85626233 |
---|
| 498 | |
---|
| 499 | ! previous RANLUX status will be restored |
---|
| 500 | ! FULL INITIALIZATION OF RANLUX WITH 25 INTEGERS: |
---|
| 501 | ! 16156027 16534309 15243811 2751687 6002207 |
---|
| 502 | ! 7979506 1301976 4567313 4305996 5872599 |
---|
| 503 | ! 12003090 2146823 12606367 4111505 5979640 |
---|
| 504 | ! 12739666 10489318 14036909 11729352 8061448 |
---|
| 505 | ! 7832659 6069758 3197719 1832730 75080216 |
---|
| 506 | ! RANLUX P-VALUE SET BY RLUXIN TO: 75 |
---|
| 507 | ! RANLUX numbers 1- 5: |
---|
| 508 | ! 0.22617835 0.60655993 0.86417443 0.43920082 0.23382509 |
---|
| 509 | ! RANLUX numbers 101-105: |
---|
| 510 | ! 0.08107197 0.21466845 0.84856731 0.94078046 0.85626233 |
---|
| 511 | |
---|
| 512 | ! test the restarting by skipping |
---|
| 513 | ! RANLUX LUXURY LEVEL SET BY RLUXGO : 4 P= 389 |
---|
| 514 | ! RANLUX INITIALIZED BY RLUXGO FROM SEEDS 7674985 0 0 |
---|
| 515 | ! RLUXAT values = 4 7674985 0 0 |
---|
| 516 | ! RLUXAT values = 4 7674985 161840 0 |
---|
| 517 | ! Next and 200th numbers are: 0.019648 0.590586 |
---|
| 518 | ! RANLUX LUXURY LEVEL SET BY RLUXGO : 4 P= 389 |
---|
| 519 | ! RANLUX INITIALIZED BY RLUXGO FROM SEEDS 7674985 161840 0 |
---|
| 520 | ! Next and 200th numbers are: 0.019648 0.590586 |
---|
| 521 | |
---|
| 522 | ! The following should provoke an error message |
---|
| 523 | ! RANLUX LUXURY LEVEL SET BY RLUXGO : 4 P= 389 |
---|
| 524 | ! RANLUX INITIALIZED BY RLUXGO FROM SEEDS 11111 31 0 |
---|
| 525 | ! Error in RESTARTING with RLUXGO: |
---|
| 526 | ! The values 11111 31 0 cannot occur at luxury level 4 |
---|
| 527 | END subroutine luxtst |
---|
| 528 | |
---|