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/*
* Modification History
*
* 2003-May-4 Jason Rohrer
* Created.
*/
#ifndef RANDOM_VARIABLE_INCLUDED
#define RANDOM_VARIABLE_INCLUDED
#include "minorGems/util/stringUtils.h"
#include "minorGems/util/random/RandomSource.h"
/**
* Wrapper for a random-valued variable.
*
* @author Jason Rohrer
*/
class RandomVariable : public Variable{
public:
/**
* Constructs a variable
*
* @param inName the name of the variable.
* Must be destroyed by caller if non-const.
* @param inRandSource the source for random numbers.
* Must be destroyed by caller after this class is destroyed.
*/
RandomVariable( char *inName, RandomSource *inRandSource );
virtual ~RandomVariable();
// overrides Variable functions
virtual double getValue();
virtual void setValue( double inValue );
protected:
RandomSource *mRandSource;
};
inline RandomVariable::RandomVariable( char *inName,
RandomSource *inRandSource )
: Variable( inName, 0 ),
mRandSource( inRandSource ) {
}
inline RandomVariable::~RandomVariable() {
}
inline double RandomVariable::getValue() {
return mRandSource->getRandomDouble();
}
inline void RandomVariable::setValue( double inValue ) {
// do nothing
}
#endif
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