gauge_createstate_aggregate.cc

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/*! \file
 *  \brief All gauge create-state method
 */
 
#include "chromabase.h"
 
#include "actions/gauge/gaugestates/gauge_createstate_aggregate.h"
#include "actions/gauge/gaugestates/gauge_createstate_factory.h"
 
#include "actions/gauge/gaugestates/periodic_gaugestate.h"
#include "actions/gauge/gaugestates/simple_gaugestate.h"
#include "actions/gauge/gaugestates/stout_gaugestate.h"
 
#include "actions/gauge/gaugebcs/gaugebc_aggregate.h"
 
namespace Chroma
{
 
  //! Registration aggregator
  namespace CreateGaugeStateEnv
  {
    //! Local registration flag
    static bool registered = false;
 
    //! Register all the factories
    bool registerAll() 
    {
      bool success = true; 
      if (! registered)
      {
        // Register all gauge BCs
        success &= GaugeTypeGaugeBCEnv::registerAll();
 
        // Register all gauge states
        success &= CreatePeriodicGaugeStateEnv::registerAll();
        success &= CreateSimpleGaugeStateEnv::registerAll();
        success &= CreateStoutGaugeStateEnv::registerAll();
 
        registered = true;
      }
      return success;
    }
 
 
    // Helper function for the GaugeAction readers
    Handle< CreateGaugeState< multi1d<LatticeColorMatrix>, 
                              multi1d<LatticeColorMatrix> > > reader(XMLReader& xml_in, 
                                                                     const std::string& path)
    {
      XMLReader top(xml_in, path);
 
      std::string gaugestate;
      std::string gaugestate_path;
      if (top.count("GaugeState") != 0)
      {
        gaugestate_path = "GaugeState";
        read(top, gaugestate_path + "/Name", gaugestate);
      }
      else
      {
//      QDPIO::cerr << "Error: GaugeState group not found" << std::endl;
//      QDP_abort(1);
        
        gaugestate_path = ".";
        gaugestate = Chroma::CreateSimpleGaugeStateEnv::name;
      }
 
      Handle< CreateGaugeState< multi1d<LatticeColorMatrix>, multi1d<LatticeColorMatrix> > > 
        cgs(TheCreateGaugeStateFactory::Instance().createObject(gaugestate,
                                                                top,
                                                                gaugestate_path));
 
      return cgs;
    }
 
 
    // Returns a no-smearing group
    GroupXML_t   nullXMLGroup()
    {
      GroupXML_t nope;
      nope.id = CreatePeriodicGaugeStateEnv::name;
      nope.path = "GaugeState";
 
      XMLBufferWriter xml_tmp;
      push(xml_tmp, "GaugeState");
      write(xml_tmp, "Name", nope.id);
      pop(xml_tmp);
 
      nope.xml = xml_tmp.str();
 
      return nope;
    }
 
  }
}