Merge branch 'feature/gammas' into feature/hadrons

# Conflicts: # .gitignore # lib/qcd/spin/Dirac.cc # scripts/filelist
2026-05-05 17:54:32 +01:00 · 2017-01-30 09:10:49 -08:00
parent 899e685627 515a26b3c6
commit a0cfbb6e88
45 changed files with 4571 additions and 1085 deletions
@@ -1,95 +1,72 @@
-    /*************************************************************************************
+/*************************************************************************************

-    Grid physics library, www.github.com/paboyle/Grid 
+Grid physics library, www.github.com/paboyle/Grid 

-    Source file: ./lib/qcd/spin/Dirac.cc
+Source file: lib/qcd/spin/Dirac.cc

-    Copyright (C) 2015
+Copyright (C) 2015
+Copyright (C) 2016

+Author: Antonin Portelli <antonin.portelli@me.com>
 Author: Peter Boyle <paboyle@ph.ed.ac.uk>
+Author: paboyle <paboyle@ph.ed.ac.uk>

-    This program is free software; you can redistribute it and/or modify
-    it under the terms of the GNU General Public License as published by
-    the Free Software Foundation; either version 2 of the License, or
-    (at your option) any later version.
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.

-    This program is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-    GNU General Public License for more details.
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.

-    You should have received a copy of the GNU General Public License along
-    with this program; if not, write to the Free Software Foundation, Inc.,
-    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+You should have received a copy of the GNU General Public License along
+with this program; if not, write to the Free Software Foundation, Inc.,
+51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

-    See the full license in the file "LICENSE" in the top level distribution directory
-    *************************************************************************************/
-    /*  END LEGAL */
+See the full license in the file "LICENSE" in the top level distribution directory
+*************************************************************************************/
+/*  END LEGAL */
 #include <Grid/Grid.h>

 namespace Grid {
+namespace QCD {

-  namespace QCD {
+#include "GammaMulTable.h"

-    Gamma::GammaMatrix  Gamma::GammaMatrices [] = {
-      Gamma::Identity,
-      Gamma::GammaX,
-      Gamma::GammaY,
-      Gamma::GammaZ,
-      Gamma::GammaT,
-      Gamma::Gamma5,
-      Gamma::MinusIdentity,
-      Gamma::MinusGammaX,
-      Gamma::MinusGammaY,
-      Gamma::MinusGammaZ,
-      Gamma::MinusGammaT,
-      Gamma::MinusGamma5
-    };
-    const char *Gamma::GammaMatrixNames[] = { 
-      "Identity ",
-      "GammaX   ",
-      "GammaY   ",
-      "GammaZ   ",
-      "GammaT   ",
-      "Gamma5   ",
-      "-Identity",
-      "-GammaX  ",
-      "-GammaY  ",
-      "-GammaZ  ",
-      "-GammaT  ",
-      "-Gamma5  ",
-      "         "
-    };
-    
-    SpinMatrix makeGammaProd(const unsigned int i)
-    {
-      SpinMatrix g;
-      
-      g = 1.;
-      if (i & 0x1)
-      {
-        g = g*Gamma(Gamma::GammaMatrix::GammaX);
-      }
-      if (i & 0x2)
-      {
-        g = g*Gamma(Gamma::GammaMatrix::GammaY);
-      }
-      if (i & 0x4)
-      {
-        g = g*Gamma(Gamma::GammaMatrix::GammaZ);
-      }
-      if (i & 0x8)
-      {
-        g = g*Gamma(Gamma::GammaMatrix::GammaT);
-      }
-      
-      return g;
-    }
+const std::array<const char *, Gamma::nGamma> Gamma::name = {{
+  "-Gamma5      ",
+  "Gamma5       ",
+  "-GammaT      ",
+  "GammaT       ",
+  "-GammaTGamma5",
+  "GammaTGamma5 ",
+  "-GammaX      ",
+  "GammaX       ",
+  "-GammaXGamma5",
+  "GammaXGamma5 ",
+  "-GammaY      ",
+  "GammaY       ",
+  "-GammaYGamma5",
+  "GammaYGamma5 ",
+  "-GammaZ      ",
+  "GammaZ       ",
+  "-GammaZGamma5",
+  "GammaZGamma5 ",
+  "-Identity    ",
+  "Identity     ",
+  "-SigmaXT     ",
+  "SigmaXT      ",
+  "-SigmaXY     ",
+  "SigmaXY      ",
+  "-SigmaXZ     ",
+  "SigmaXZ      ",
+  "-SigmaYT     ",
+  "SigmaYT      ",
+  "-SigmaYZ     ",
+  "SigmaYZ      ",
+  "-SigmaZT     ",
+  "SigmaZT      "}};

-    //    void sprojMul( vHalfSpinColourVector &out,vColourMatrix &u, vSpinColourVector &in){
-    //      vHalfSpinColourVector hspin;
-    //      spProjXp(hspin,in);
-    //      mult(&out,&u,&hspin);
-    //    }
-  }
-}
+}}