IceRandom.h

Go to the documentation of this file.

// Include Guard
#ifndef __ICERANDOM_H__
#define __ICERANDOM_H__

        FUNCTION ICECORE_API    void    SRand(udword seed);
        FUNCTION ICECORE_API    udword  Rand();

        inline_ float UnitRandomFloat() { return float(Rand()) * ONE_OVER_RAND_MAX;     }

        ICECORE_API     udword GetRandomIndex(udword max_index);

        class ICECORE_API BasicRandom
        {
                public:

                inline_                         BasicRandom(udword seed=0)      : mRnd(seed)    {}
                inline_                         ~BasicRandom()                                                          {}

                inline_ void            SetSeed(udword seed)            { mRnd = seed;                                                                                  }
                inline_ udword          GetCurrentValue()       const   { return mRnd;                                                                                  }
                inline_ udword          Randomize()                                     { mRnd = mRnd * 2147001325 + 715136305; return mRnd;    }

                private:
                                udword          mRnd;
        };

#endif // __ICERANDOM_H__