MatsubaraSusceptibility.h

/* Copyright 2018 Kristofer Björnson
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */


#ifndef COM_DAFER45_TBTK_PROPERTY_EXTRACTOR_MATSUBARA_SUSCEPTIBILITY
#define COM_DAFER45_TBTK_PROPERTY_EXTRACTOR_MATSUBARA_SUSCEPTIBILITY

#include "TBTK/Solver/MatsubaraSusceptibility.h"
#include "TBTK/Property/Susceptibility.h"
#include "TBTK/PropertyExtractor/PropertyExtractor.h"

#include <complex>

namespace TBTK{
namespace PropertyExtractor{

class MatsubaraSusceptibility : public PropertyExtractor{
public:
    MatsubaraSusceptibility(Solver::MatsubaraSusceptibility &solver);

    virtual Property::Susceptibility calculateSusceptibility(
        std::vector<Index> patterns
    );
private:
    class SusceptibilityBlockInformation : public Information{
    public:
        SusceptibilityBlockInformation();

        void setCalculateSusceptibilityForAllBlocks(
            bool calculateSusceptibilityForAllBlocks
        );

        bool getCalculateSusceptibilityForAllBlocks() const;
    private:
        bool calculateSusceptibilityForAllBlocks;
    };

    static void calculateSusceptibilityCallback(
        PropertyExtractor *cb_this,
        Property::Property &property,
        const Index &index,
        int offset,
        Information &information
    );

    Solver::MatsubaraSusceptibility *solver;

    std::vector<std::complex<double>> energies;

    virtual const Solver::Solver& getSolver() const;
};

inline void MatsubaraSusceptibility::SusceptibilityBlockInformation::setCalculateSusceptibilityForAllBlocks(
    bool calculateSusceptibilityForAllBlocks
){
    this->calculateSusceptibilityForAllBlocks
        = calculateSusceptibilityForAllBlocks;
}

inline bool MatsubaraSusceptibility::SusceptibilityBlockInformation::getCalculateSusceptibilityForAllBlocks(
) const{
    return calculateSusceptibilityForAllBlocks;
}

inline const Solver::Solver& MatsubaraSusceptibility::getSolver() const{
    return *solver;
}

};  //End of namespace PropertyExtractor
};  //End of namespace TBTK

#endif