ofxSmooth.h

ofxSmooth.h

#pragma once

#include "ofMain.h"

template <class T>
class ofxSmooth
{
	T value, value_t;
	float smooth;
	
public:
	
	ofxSmooth(T value_ = T(), float smooth_ = 0.1) : value(value_), value_t(value_)
	{
		setSmooth(smooth_);
	}
	
	const T& operator=(const T& v)
	{
		value_t = v;
		return value_t;
	}
	
	operator T() const { return value; } // useful
	const T& get() const { return value; } // maybe fast
	
	const T& assign(const T& v)
	{
		value = value_t = v;
		return value_t;
	}
	
	void update()
	{
		value += (value_t - value) * smooth;
	}
	
	void setSmooth(float v)
	{
		v = ofClamp(v, 0, 1);
		smooth = v;
	}
	
	float getSmooth() const { return smooth; }
};