/data/Documents/eclipse/workspace/ColorFull/Trace_type_basis.h

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// -*- C++ -*-
/*
 *  Trace_type_basis.h
 *      Contains the declarations of the class Trace_type_basis, related types and operators.
 *  Created on: Aug 9, 2012
 *  Author: Malin Sjödahl
 */

#ifndef COLORFULL_Trace_type_basis_h
#define COLORFULL_Trace_type_basis_h

#include "Col_basis.h"


namespace ColorFull {

class Trace_type_basis:public Col_basis{

public:

        Trace_type_basis():Col_basis(){
                // The maximal number of quark_lines is
                // nq+n_g/2 for a Trace_basis and 1 for a Tree_level_gluon basis,
                // but at this time nq and n_g are not known.
                max_ql=0;
        }

        Poly_vec decompose( const Col_amp & Ca );


        std::pair<int, int>  new_vector_numbers( const Col_str & Cs, int emitter ) ;


        std::pair<int, int>  new_vector_numbers( int old_num, int emitter, int n_loop ) const;


protected:

        int max_ql;

        int new_vector_number( int old_num, std::pair<int,int> place, int n_loop ) const;

        std::pair<int,int> find_parton( int parton, int vec_num, int n_quark, int n_gluon, int n_loop ) const;

};

}

#endif /* COLBASIS_H_ */