UT/UT_RandomSequence.h

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/*
 * PROPRIETARY INFORMATION.  This software is proprietary to
 * Side Effects Software Inc., and is not to be reproduced,
 * transmitted, or disclosed in any way without written permission.
 *
 * Produced by:
 *      Side Effects
 *      477 Richmond Street West
 *      Toronto, Ontario
 *      Canada   M5V 3E7
 *      416-504-9876
 */

#ifndef __UT_RandomSequence_H__
#define __UT_RandomSequence_H__

#include "UT_API.h"

class UT_API UT_RandomSequence 
{
public:
    explicit UT_RandomSequence (int n = 0, int c = 0);

    void        setCurrent(int c = 0) { current = (unsigned)(c + 1); }
    void        setSize(int n);

    unsigned    getCurrent(void) { return(current - 1); }
    unsigned    getSize(void) { return(size); }

// This method returns the next integer in the sequence.
    unsigned    getNext(void);

protected:
private:

    unsigned    current;
    unsigned    mask;
    unsigned    size;           
};

#endif

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