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Separating the Lattice theories stub from the QCD.h file
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Guido Cossu
119
lib/qcd/LatticeTheories.h
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119
lib/qcd/LatticeTheories.h
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/*************************************************************************************
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Grid physics library, www.github.com/paboyle/Grid
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Source file: ./lib/qcd/QCD.h
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Copyright (C) 2015
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Author: Azusa Yamaguchi <ayamaguc@staffmail.ed.ac.uk>
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Author: Peter Boyle <paboyle@ph.ed.ac.uk>
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Author: Peter Boyle <peterboyle@Peters-MacBook-Pro-2.local>
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Author: neo <cossu@post.kek.jp>
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Author: paboyle <paboyle@ph.ed.ac.uk>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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See the full license in the file "LICENSE" in the top level distribution directory
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*************************************************************************************/
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/* END LEGAL */
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#ifndef GRID_LT_H
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#define GRID_LT_H
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namespace Grid{
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// First steps in the complete generalization of the Physics part
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namespace LatticeTheories {
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template <int Dimensions>
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struct LatticeTheory {
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static const int Nd = Dimensions;
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static const int Nds = Dimensions * 2; // double stored field
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template <typename vtype>
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using iSinglet = iScalar<iScalar<iScalar<vtype> > >;
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};
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template <int Dimensions, int Colours>
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struct LatticeGaugeTheory : public LatticeTheory<Dimensions> {
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static const int Nds = Dimensions * 2;
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static const int Nd = Dimensions;
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static const int Nc = Colours;
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template <typename vtype>
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using iColourMatrix = iScalar<iScalar<iMatrix<vtype, Nc> > >;
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template <typename vtype>
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using iLorentzColourMatrix = iVector<iScalar<iMatrix<vtype, Nc> >, Nd>;
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template <typename vtype>
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using iDoubleStoredColourMatrix = iVector<iScalar<iMatrix<vtype, Nc> >, Nds>;
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template <typename vtype>
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using iColourVector = iScalar<iScalar<iVector<vtype, Nc> > >;
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};
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template <int Dimensions, int Colours, int Spin>
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struct FermionicLatticeGaugeTheory
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: public LatticeGaugeTheory<Dimensions, Colours> {
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static const int Nd = Dimensions;
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static const int Nds = Dimensions * 2;
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static const int Nc = Colours;
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static const int Ns = Spin;
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template <typename vtype>
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using iSpinMatrix = iScalar<iMatrix<iScalar<vtype>, Ns> >;
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template <typename vtype>
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using iSpinColourMatrix = iScalar<iMatrix<iMatrix<vtype, Nc>, Ns> >;
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template <typename vtype>
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using iSpinVector = iScalar<iVector<iScalar<vtype>, Ns> >;
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template <typename vtype>
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using iSpinColourVector = iScalar<iVector<iVector<vtype, Nc>, Ns> >;
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// These 2 only if Spin is a multiple of 2
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static const int Nhs = Spin / 2;
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template <typename vtype>
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using iHalfSpinVector = iScalar<iVector<iScalar<vtype>, Nhs> >;
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template <typename vtype>
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using iHalfSpinColourVector = iScalar<iVector<iVector<vtype, Nc>, Nhs> >;
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};
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// Examples, not complete now.
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struct QCD : public FermionicLatticeGaugeTheory<4, 3, 4> {
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static const int Xp = 0;
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static const int Yp = 1;
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static const int Zp = 2;
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static const int Tp = 3;
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static const int Xm = 4;
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static const int Ym = 5;
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static const int Zm = 6;
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static const int Tm = 7;
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typedef FermionicLatticeGaugeTheory FLGT;
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typedef FLGT::iColourMatrix<Complex > ColourMatrix;
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typedef FLGT::iColourMatrix<ComplexF > ColourMatrixF;
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typedef FLGT::iColourMatrix<ComplexD > ColourMatrixD;
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typedef FLGT::iSpinMatrix<Complex > SpinMatrix;
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typedef FLGT::iSpinMatrix<ComplexF > SpinMatrixF;
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typedef FLGT::iSpinMatrix<ComplexD > SpinMatrixD;
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};
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struct QED : public FermionicLatticeGaugeTheory<4, 1, 4> {//fill
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};
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template <int Dimensions>
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struct Scalar : public LatticeTheory<Dimensions> {};
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}; // LatticeTheories
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} // Grid
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#endif
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@@ -32,72 +32,6 @@ Author: paboyle <paboyle@ph.ed.ac.uk>
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#ifndef GRID_QCD_H
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#define GRID_QCD_H
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namespace Grid{
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// First steps in the complete generalization of the Physics part
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namespace LatticeTheories {
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template <int Dimensions>
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struct LatticeTheory {
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static const int Nd = Dimensions;
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static const int Nds = Dimensions * 2; // double stored field
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template <typename vtype>
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using iSinglet = iScalar<iScalar<iScalar<vtype> > >;
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};
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template <int Dimensions, int Colours>
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struct LatticeGaugeTheory : public LatticeTheory<Dimensions> {
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static const int Nds = Dimensions * 2;
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static const int Nd = Dimensions;
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static const int Nc = Colours;
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template <typename vtype>
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using iColourMatrix = iScalar<iScalar<iMatrix<vtype, Nc> > >;
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template <typename vtype>
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using iLorentzColourMatrix = iVector<iScalar<iMatrix<vtype, Nc> >, Nd>;
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template <typename vtype>
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using iDoubleStoredColourMatrix = iVector<iScalar<iMatrix<vtype, Nc> >, Nds>;
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template <typename vtype>
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using iColourVector = iScalar<iScalar<iVector<vtype, Nc> > >;
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};
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template <int Dimensions, int Colours, int Spin>
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struct FermionicLatticeGaugeTheory
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: public LatticeGaugeTheory<Dimensions, Colours> {
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static const int Nd = Dimensions;
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static const int Nds = Dimensions * 2;
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static const int Nc = Colours;
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static const int Ns = Spin;
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template <typename vtype>
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using iSpinMatrix = iScalar<iMatrix<iScalar<vtype>, Ns> >;
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template <typename vtype>
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using iSpinColourMatrix = iScalar<iMatrix<iMatrix<vtype, Nc>, Ns> >;
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template <typename vtype>
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using iSpinVector = iScalar<iVector<iScalar<vtype>, Ns> >;
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template <typename vtype>
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using iSpinColourVector = iScalar<iVector<iVector<vtype, Nc>, Ns> >;
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// These 2 only is Spin is a multiple of 2
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static const int Nhs = Spin / 2;
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template <typename vtype>
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using iHalfSpinVector = iScalar<iVector<iScalar<vtype>, Nhs> >;
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template <typename vtype>
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using iHalfSpinColourVector = iScalar<iVector<iVector<vtype, Nc>, Nhs> >;
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};
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struct QCD : public FermionicLatticeGaugeTheory<4, 3, 4> {
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typedef FermionicLatticeGaugeTheory FLGT;
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typedef FLGT::iSpinMatrix<Complex > SpinMatrix;
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typedef FLGT::iSpinMatrix<ComplexF > SpinMatrixF;
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typedef FLGT::iSpinMatrix<ComplexD > SpinMatrixD;
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};
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struct QED : public FermionicLatticeGaugeTheory<4, 1, 4> {};
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template <int Dimensions>
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struct Scalar : public LatticeTheory<Dimensions> {};
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} // LatticeTheories
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namespace QCD {
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