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The constants N,M and K are not declared twice when using RNG in different file of the same program

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victor 1999-12-15 16:42:13 +00:00
commit df6c600860
1 changed files with 452 additions and 449 deletions
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23
eo/src/eoRNG.h
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@ -112,8 +112,8 @@ public :
ctor takes a random seed; if you want another seed, use reseed ctor takes a random seed; if you want another seed, use reseed
@see reseed @see reseed
*/ */
eoRng(uint32 s = (uint32) time(0) ) : state(0), next(0), left(-1), cached(false)
{ eoRng(uint32 s = (uint32) time(0) ) : state(0), next(0), left(-1), cached(false), N(624), M(397), K((0x9908B0DFU) {
state = new uint32[N+1]; state = new uint32[N+1];
initialize(s); initialize(s);
} }
@ -253,17 +253,20 @@ private :
bool cached; bool cached;
float cacheValue; float cacheValue;
static const int N; const int N;
static const int M; const int M;
static const uint32 K; // a magic constant const uint32 K; // a magic constant
/**
Private copy ctor and assignment operator to make sure that
nobody accidentally copies the random number generator.
If you want similar RNG's, make two RNG's and initialize
them with the same seed.
*/
eoRng (const eoRng&); // no implementation
eoRng& operator=(const eoRng&); // dito
}; };
// Initialization of statics
const int eoRng::N = 624;
const int eoRng::M = 397;
const uint32 eoRng::K = (0x9908B0DFU); // a magic constant
/** /**
The one and only global eoRng object The one and only global eoRng object
*/ */