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#ifndef _CV_MODEL_EST_H_
#define _CV_MODEL_EST_H_

#include <opencv2/core/version.hpp>
#if CV_MAJOR_VERSION == 2

#include "calib3d.hpp"

class CV_EXPORTS CvModelEstimator2
{
public:
    CvModelEstimator2(int _modelPoints, CvSize _modelSize, int _maxBasicSolutions);
    virtual ~CvModelEstimator2();

    virtual int runKernel( const CvMat* m1, const CvMat* m2, CvMat* model )=0;
    virtual bool runLMeDS( const CvMat* m1, const CvMat* m2, CvMat* model,
                           CvMat* mask, double confidence=0.99, int maxIters=2000 );
    virtual bool runRANSAC( const CvMat* m1, const CvMat* m2, CvMat* model,
                            CvMat* mask, double threshold,
                            double confidence=0.99, int maxIters=2000 );
    virtual bool refine( const CvMat*, const CvMat*, CvMat*, int ) { return true; }
    virtual void setSeed( int64 seed );

protected:
    virtual void computeReprojError( const CvMat* m1, const CvMat* m2,
                                     const CvMat* model, CvMat* error ) = 0;
    virtual int findInliers( const CvMat* m1, const CvMat* m2,
                             const CvMat* model, CvMat* error,
                             CvMat* mask, double threshold );
    virtual bool getSubset( const CvMat* m1, const CvMat* m2,
                            CvMat* ms1, CvMat* ms2, int maxAttempts=1000 );
    virtual bool checkSubset( const CvMat* ms1, int count );

    CvRNG rng;
    int modelPoints;
    CvSize modelSize;
    int maxBasicSolutions;
    bool checkPartialSubsets;
};

#endif

#endif // _CV_MODEL_EST_H_
