//
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//  * Redistributions in binary form must reproduce the above copyright
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#ifndef VARIABLE_OSCILLATOR_H
#define VARIABLE_OSCILLATOR_H

#include "ApexUsingNamespace.h"
#include "PsUserAllocated.h"

namespace nvidia
{
namespace apex
{

class variableOscillator : public UserAllocated
{
public:
	variableOscillator(float min, float max, float initial, float period);
	~variableOscillator();
	float updateVariableOscillator(float deltaTime);

private:
	float computeEndVal(float current, float max_or_min);

private:
	float	mMin;
	float	mMax;
	float	mPeriod;

	float	mCumTime;
	float	mStartVal;
	float	mEndVal;
	float	mLastVal;
	bool	mGoingUp;
};

}
} // namespace nvidia::apex

#endif