TwistyPuzzleLib

    if( numMoves==0 )

      {

      scramble[curr][0] = 0;

      scramble[curr][1] = 0;

      scramble[curr][2] = 0;

      }

    else

      {

      int randMove = rnd.nextInt(numMoves);

      int moveIndex = currState.getNthMove(randMove,indexExcluded);

      mSignature = currState.getMove(moveIndex);

      scramble[curr][0] = moveIndex/9;

      scramble[curr][1] = (moveIndex%9)/3;

      switch(moveIndex%3)

        {

        case 0: scramble[curr][2] = -1; break;

        case 1: scramble[curr][2] =  2; break;

        case 2: scramble[curr][2] =  1; break;

        }