AmpVecs.h

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#ifndef AMPVECS
#define AMPVECS

//******************************************************************************
// This file is part of AmpTools, a package for performing Amplitude Analysis
// 
// Copyright Trustees of Indiana University 2010, all rights reserved
// 
// This software written by Matthew Shepherd, Ryan Mitchell, and 
//                  Hrayr Matevosyan at Indiana University, Bloomington
// 
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
// 1. Redistributions of source code must retain the above copyright
//    notice and author attribution, this list of conditions and the
//    following disclaimer. 
// 2. Redistributions in binary form must reproduce the above copyright
//    notice and author attribution, this list of conditions and the
//    following disclaimer in the documentation and/or other materials
//    provided with the distribution.
// 3. Neither the name of the University nor the names of its contributors
//    may be used to endorse or promote products derived from this software
//    without specific prior written permission.
// 
// Creation of derivative forms of this software for commercial
// utilization may be subject to restriction; written permission may be
// obtained from the Trustees of Indiana University.
// 
// INDIANA UNIVERSITY AND THE AUTHORS MAKE NO REPRESENTATIONS OR WARRANTIES, 
// EXPRESS OR IMPLIED.  By way of example, but not limitation, INDIANA 
// UNIVERSITY MAKES NO REPRESENTATIONS OR WARRANTIES OF MERCANTABILITY OR 
// FITNESS FOR ANY PARTICULAR PURPOSE OR THAT THE USE OF THIS SOFTWARE OR 
// DOCUMENTATION WILL NOT INFRINGE ANY PATENTS, COPYRIGHTS, TRADEMARKS, 
// OR OTHER RIGHTS.  Neither Indiana University nor the authors shall be 
// held liable for any liability with respect to any claim by the user or 
// any other party arising from use of the program.
//******************************************************************************

#include "GPUManager/GPUCustomTypes.h"

#ifdef GPU_ACCELERATION
#include "GPUManager/GPUManager.h"
#endif

class DataReader;
class IntensityManager;
class Kinematics;

//A helper struct for parameter passing
struct AmpVecs
{
  
  unsigned long long m_iNEvents;
  
  unsigned long long m_iNTrueEvents;
  
  double m_dAbsSumWeights;
  
  unsigned int m_iNParticles;
  
  unsigned int m_iNTerms;
  
  unsigned int m_maxFactPerEvent;

  GDouble* m_pdData;
  
  GDouble* m_pdWeights;
  
  GDouble* m_pdAmps;
  
  GDouble* m_pdAmpFactors; 
  
  GDouble* m_pdIntegralMatrix;
  
  GDouble* m_pdIntensity;
  
  bool m_termsValid;

  bool m_integralValid;
  
#ifdef GPU_ACCELERATION

  GPUManager m_gpuMan;
  
#endif
  
  AmpVecs();
  
  ~AmpVecs(){ deallocAmpVecs(); }
  
  void allocateTerms( const IntensityManager& intenMan,
                      bool bAllocIntensity = false );
  
#ifdef GPU_ACCELERATION

  void allocateCPUAmpStorage( const IntensityManager& intenMan );
#endif
  
  void loadData( DataReader* pDataReader, bool bForceNegativeWeight = false );
  
  void loadEvent( const Kinematics* pKinematics, unsigned long long iEvent = 0,
                  unsigned long long iNTrueEvents = 1,
                  bool bForceNegativeWeight = false );
  
  Kinematics* getEvent( int i );
  
  void deallocAmpVecs();
};

#endif