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https://github.com/paboyle/Grid.git
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97 lines
2.5 KiB
C
97 lines
2.5 KiB
C
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/*!
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@file GaugeConfiguration.h
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@brief Declares the GaugeConfiguration class
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*/
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#ifndef GAUGE_CONFIG_
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#define GAUGE_CONFIG_
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namespace Grid {
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namespace QCD {
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/*!
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@brief Smeared configuration container
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It will behave like a configuration from the point of view of
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the HMC update and integrators.
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An "advanced configuration" object that can provide not only the
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data to store the gauge configuration but also operations to manipulate
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it like smearing.
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It stores a list of smeared configurations.
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*/
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template <class Gimpl>
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class GaugeConfiguration {
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public:
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INHERIT_GIMPL_TYPES(Gimpl)
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private:
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const unsigned int smearingLevels;
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Smear_Stout StoutSmearing;
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std::vector<GaugeField> SmearedSet;
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// Member functions
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void fill_smearedSet();
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GaugeField AnalyticSmearedForce(const GaugeField&,
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const GaugeField&) const;
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const GaugeField& get_smeared_conf(int) const;
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void set_iLambda(GaugeField& iLambda,
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GaugeField& e_iQ,
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const GaugeField& iQ,
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const GaugeField& Sigmap,
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const GaugeField& U)const;
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/* Check these types (do I need to pass iQ1,2 ? )
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void set_uw(RealD& u, RealD& w,
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const SUNmat& iQ1, const SUNmat& iQ2)const ;
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void set_fj(ComplexD& f0, ComplexD& f1,
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CompledD& f2, const RealD& u,
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const RealD& w)const;
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*/
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RealD func_xi0(RealD w)const;
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RealD func_xi1(RealD w)const;
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public:
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GaugeField* ThinLinks; /*!< @brief Pointer to the thin
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links configuration */
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/*! @brief Standard constructor */
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GaugeConfiguration(GridCartesian * UGrid,
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unsigned int Nsmear,
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Smear_Stout& Stout):
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smearingLevels(Nsmear),
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StoutSmearing(Stout),
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ThinLinks(new GaugeField){
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for (unsigned int i=0; i< smearingLevels; ++i)
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SmearedSet.push_back(*(new GaugeField(UGrid)));
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}
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/*! For just thin links */
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GaugeConfiguration(GridCartesian * UGrid):
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smearingLevels(0),
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StoutSmearing(),
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SmearedSet(0),
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ThinLinks(new GaugeField(UGrid)){}
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void set_GaugeField(){ fill_smearedSet(); }
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void smeared_force(GaugeField&) const;
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GaugeField& get_current_conf() const;
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GaugeField& select_conf(bool smeared) const {
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if (smeared){
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if (smearingLevels) return get_current_conf();
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else return ThinLinks;
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}
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else return ThinLinks;
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}
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};
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}
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}
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#endif
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