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f4c74e34d8
MacroMagic.h is central. Guido and I plan to move over to generating virtual (XML, JSON, YAML, text, binary) encoding from macro based system.
37 lines
1.1 KiB
C++
37 lines
1.1 KiB
C++
#ifndef QCD_ACTION_BASE
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#define QCD_ACTION_BASE
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namespace Grid {
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namespace QCD{
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template<class GaugeField>
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class Action {
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public:
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virtual void init (const GaugeField &U, GridParallelRNG& pRNG) = 0; //
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virtual RealD S (const GaugeField &U) = 0; // evaluate the action
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virtual void deriv(const GaugeField &U,GaugeField & dSdU ) = 0; // evaluate the action derivative
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virtual void refresh(const GaugeField & ) {}; // Default to no-op for actions with no internal fields
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// Boundary conditions?
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// Heatbath?
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virtual ~Action() {};
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};
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// Could derive PseudoFermion action with a PF field, FermionField, and a Grid; implement refresh
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template<class GaugeField, class FermionField>
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class PseudoFermionAction : public Action<GaugeField> {
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public:
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FermionField Phi;
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GridParallelRNG &pRNG;
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GridBase &Grid;
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PseudoFermionAction(GridBase &_Grid,GridParallelRNG &_pRNG) : Grid(_Grid), Phi(&_Grid), pRNG(_pRNG) {
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};
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virtual void refresh(const GaugeField &gauge) {
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gaussian(Phi,pRNG);
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};
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};
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}}
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#endif
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