VS_CODE/Qwixx/dice.cpp

#include "dice.h"
Dice::Dice()
{
    srand(time(NULL));
    roll();
}
int Dice::roll() 
{
    // generate 6 random numbers to assign to each die
    for (int i = 0; i<colors; i++)
    {
        // store the previous state of the pseudo-random number generator
        previousSeed = rand();
        // store numbers generated from rand into output
        dice.push_back((previousSeed % 6) + 1);
    }    
    return previousSeed;
}
void Dice::print() 
{
    fprintf (stdout, "White1 Die: %d\n", dice[white1]);
    fprintf (stdout, "White2 Die: %d\n", dice[white2]);
    fprintf (stdout, "Yellow Die: %d\n", dice[yellow]);
    fprintf (stdout, "Red Die: %d\n", dice[red]);
    fprintf (stdout, "Blue Die: %d\n", dice[blue]);
    fprintf (stdout, "Green Die: %d\n", dice[green]);
}

// non-destrucitvely add additional entropy to pseudo-random number generator
void Dice::diceTropy(int entropy)
{
    srand(previousSeed + entropy);
}