/** LitTrackFinderNNBase.h
 * @author Andrey Lebedev <andrey.lebedev@gsi.de>
 * @since 2010
 * @version 1.0
 **
 ** Base class for fast implementation of the nearest
 ** neighbor tracking algorithms. Implements some common
 ** functionality.
 **/

#ifndef LITTRACKFINDERNNBASE_H_
#define LITTRACKFINDERNNBASE_H_

#include "LitHit.h"
#include "LitTrack.h"

//template<class T>
class LitTrackFinderNNBase {
public:
	LitTrackFinderNNBase();
	virtual ~LitTrackFinderNNBase();

	void SetSigmaCoef(fscal sigmaCoef) {
		fSigmaCoef = sigmaCoef;
	}

	void SetMaxCovSq(fscal maxCovSq) {
		fMaxCovSq = maxCovSq;
	}

protected:
	void MinMaxIndex(
		const LitTrackParamScal* par,
		LitScalPixelHit** hits,
		unsigned int nofHits,
		fscal maxErr,
		unsigned int &first,
		unsigned int &last);

private:
	fscal fSigmaCoef;
	fscal fMaxCovSq;
};

//typedef LitTrackFinderNNBase<fscal> LitTrackFinderNNBaseScal;
//typedef LitTrackFinderNNBase<fvec> LitTrackFinderNNBaseVec;

#endif /* LITTRACKFINDERNNBASE_H_ */