chromabase.h

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//
// Absolute basic stuff to use chroma
//
/*! \file
 * \brief Primary include file for CHROMA library code
 *
 * This is the absolute basic stuff to use Chroma in say
 * library codes.
 */
 
#ifndef CHROMABASE_INCLUDE
#define CHROMABASE_INCLUDE
 
#include "qdp.h"
// #include "chroma_config.h"   // turn off by default using config file
 
#include <map>
#include <exception>
#include <typeinfo>
#include <cassert>
 
using namespace QDP;
 
namespace Chroma {
 
// Trait classes 
template<class T>
struct PropTypeTraits {};
 
template<>
struct PropTypeTraits<LatticeDiracFermion>
{
  typedef LatticeDiracPropagator   Type_t;
};
 
 
template<>
struct PropTypeTraits<LatticeStaggeredFermion>
{
  typedef LatticeStaggeredPropagator   Type_t;
};
 
 
// Extremely basic types
enum PlusMinus {PLUS = 1, MINUS = -1};
 
 
// Useful constants
#if BASE_PRECISION == 32
const Real fuzz = 1.0e-5;
#elif BASE_PRECISION == 64
const Real fuzz = 1.0e-10;
#endif
 
const Real twopi = 6.283185307179586476925286;
 
 
// Hooks for various things
#if defined(QDP_DEBUG_MEMORY)
#define START_CODE() QDP::Allocator::theQDPAllocator::Instance().pushFunc(__func__, __LINE__)
#define END_CODE()   QDP::Allocator::theQDPAllocator::Instance().popFunc()
 
#else
#define START_CODE() QDP_PUSH_PROFILE(QDP::getProfileLevel())
#define END_CODE()   QDP_POP_PROFILE()
 
#endif
}
 
#endif