186d7f5d3SJohn Marino /* 286d7f5d3SJohn Marino * Copyright (c) 1993 Martin Birgmeier 386d7f5d3SJohn Marino * All rights reserved. 486d7f5d3SJohn Marino * 586d7f5d3SJohn Marino * You may redistribute unmodified or modified versions of this source 686d7f5d3SJohn Marino * code provided that the above copyright notice and this and the 786d7f5d3SJohn Marino * following conditions are retained. 886d7f5d3SJohn Marino * 986d7f5d3SJohn Marino * This software is provided ``as is'', and comes with no warranties 1086d7f5d3SJohn Marino * of any kind. I shall in no event be liable for anything that happens 1186d7f5d3SJohn Marino * to anyone/anything when using this software. 1286d7f5d3SJohn Marino */ 1386d7f5d3SJohn Marino 1486d7f5d3SJohn Marino #include "rand48.h" 1586d7f5d3SJohn Marino 1686d7f5d3SJohn Marino extern unsigned short _rand48_seed[3]; 1786d7f5d3SJohn Marino extern unsigned short _rand48_mult[3]; 1886d7f5d3SJohn Marino extern unsigned short _rand48_add; 1986d7f5d3SJohn Marino 2086d7f5d3SJohn Marino unsigned short * seed48(unsigned short xseed[3])2186d7f5d3SJohn Marinoseed48(unsigned short xseed[3]) 2286d7f5d3SJohn Marino { 2386d7f5d3SJohn Marino static unsigned short sseed[3]; 2486d7f5d3SJohn Marino 2586d7f5d3SJohn Marino sseed[0] = _rand48_seed[0]; 2686d7f5d3SJohn Marino sseed[1] = _rand48_seed[1]; 2786d7f5d3SJohn Marino sseed[2] = _rand48_seed[2]; 2886d7f5d3SJohn Marino _rand48_seed[0] = xseed[0]; 2986d7f5d3SJohn Marino _rand48_seed[1] = xseed[1]; 3086d7f5d3SJohn Marino _rand48_seed[2] = xseed[2]; 3186d7f5d3SJohn Marino _rand48_mult[0] = RAND48_MULT_0; 3286d7f5d3SJohn Marino _rand48_mult[1] = RAND48_MULT_1; 3386d7f5d3SJohn Marino _rand48_mult[2] = RAND48_MULT_2; 3486d7f5d3SJohn Marino _rand48_add = RAND48_ADD; 3586d7f5d3SJohn Marino return sseed; 3686d7f5d3SJohn Marino } 37