FCSRandom.cpp

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#include "FCSRandom.h"

FCSRandom::FCSRandom(long Seed)
{
    m_Seed = Seed;
}

FCSRandom::~FCSRandom()
{
}

// This function constructs a larger integral number of out of two 15-bit ones.
int FCSRandom::GetRandomNumber()
{
    int one = Rand15(), 
        two = Rand15();

    return (one | (two << 15));
}

void FCSRandom::ReSeed(long Seed)
{
    m_Seed = Seed;
}

int FCSRandom::Rand15()
{
    m_Seed = m_Seed * 214013 + 2531011;
    return (m_Seed >> 16) & 0x7fff;
}

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