/******************************************************** * Some code. Copyright (C) 2003 by Pascal Massimino.   * * All Rights Reserved.      (http://skal.planet-d.net) * * For Educational/Academic use ONLY. See 'LICENSE.TXT'.* ********************************************************//* * skl_random.h * * Rand utilities ***********************************************/#ifndef _SKL_RANDOM_H_#define _SKL_RANDOM_H_//////////////////////////////////////////////////////////// README ////////////////////////////////////////////////////////////////////////////////////////////////////////////// 'Real' uniform random number generator.//// Adapted from the Mersenne Twister which is:////    Coded by Takuji Nishimura, considering the suggestions by//  Topher Cooper and Marc Rieffel in July-Aug. 1997.          //// and////  Copyright (C) 1997 Makoto Matsumoto and Takuji Nishimura.//  Any feedback is very welcome. For any question, comments,//  see http://www.math.keio.ac.jp/matumoto/emt.html or email//  matumoto@math.keio.ac.jp//// Note: Seed must *not* be zero//////////////////////////////////////////////////////////class SKL_RANDOM {  private:    enum { N=624, M=397 };    SKL_UINT32 _V[N];    int _n;    void Freshen();    int Is_Used_Up() const { return (_n<=0); }  public:    SKL_RANDOM(SKL_UINT32 seed=12554)         { Set_Seed(seed); }    void Set_Seed(SKL_UINT32 s);    SKL_UINT32 Get();    float Get_Float(double Max=1.0)    { return (float)( (Max*2.3283064365386963e-10) * (double)Get() ); }    float Get_SFloat(double Max=1.0)   { return (float)( (Max*4.6566128730773926e-10) * (double)Get() - Max); }    SKL_UINT32 Get_Int(SKL_UINT32 Max) { return (Get()%Max); }    SKL_INT32 Get_SInt(SKL_INT32 Min, SKL_INT32 Max) { return ((SKL_INT32)(Get()%(Max-Min+1)) + Min); }    float Gauss(float Amp=1.0f);};//////////////////////////////////////////////////////////#endif      /* _SKL_RANDOM_H_ */