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Use Heinz's RKiss instead of marsenne

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Signed-off-by: Marco Costalba <mcostalba@gmail.com>
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Marco Costalba
2010-11-07 11:13:17 +01:00
parent 287556f97d
commit f5e28ef512
7 changed files with 95 additions and 226 deletions
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13
src/position.cpp
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@@ -31,11 +31,11 @@
#include <sstream>
#include "bitcount.h"
#include "mersenne.h"
#include "movegen.h"
#include "movepick.h"
#include "position.h"
#include "psqtab.h"
#include "rkiss.h"
#include "san.h"
#include "tt.h"
#include "ucioption.h"
@@ -1759,19 +1759,20 @@ bool Position::has_mate_threat() {
void Position::init_zobrist() {
RKISS RKiss;
int i,j, k;
for (i = 0; i < 2; i++) for (j = 0; j < 8; j++) for (k = 0; k < 64; k++)
zobrist[i][j][k] = Key(genrand_int64());
zobrist[i][j][k] = Key(RKiss.rand64());
for (i = 0; i < 64; i++)
zobEp[i] = Key(genrand_int64());
zobEp[i] = Key(RKiss.rand64());
for (i = 0; i < 16; i++)
zobCastle[i] = Key(genrand_int64());
zobCastle[i] = Key(RKiss.rand64());
zobSideToMove = Key(genrand_int64());
zobExclusion = Key(genrand_int64());
zobSideToMove = Key(RKiss.rand64());
zobExclusion = Key(RKiss.rand64());
}