EvtAmplitudeSum< T > Class Template Reference

#include <EvtAmplitudeSum.hh>

Inheritance diagram for EvtAmplitudeSum< T >:

List of all members.

Public Member Functions
	EvtAmplitudeSum ()
	EvtAmplitudeSum (const EvtAmplitudeSum< T > &other)
virtual	~EvtAmplitudeSum ()
virtual EvtAmplitude< T > *	clone () const
void	addTerm (EvtComplex c, const EvtAmplitude< T > &amp)
void	addOwnedTerm (EvtComplex c, EvtAmplitude< T > *amp)
int	nTerms () const
void	print () const
EvtComplex	c (int i) const
EvtAmplitude< T > *	getTerm (int i) const
EvtComplex	evaluate (const T &p) const
Protected Member Functions
virtual EvtComplex	amplitude (const T &p) const
Private Attributes
std::vector< EvtComplex >	_c
std::vector< EvtAmplitude< T > * >	_term

---

Detailed Description

template<class T>
class EvtAmplitudeSum< T >

Definition at line 19 of file EvtAmplitudeSum.hh.

---

Constructor & Destructor Documentation

template<class T>

EvtAmplitudeSum< T >::EvtAmplitudeSum

(

)

[inline]

Definition at line 23 of file EvtAmplitudeSum.hh.

{}

template<class T>

EvtAmplitudeSum< T >::EvtAmplitudeSum

(

const EvtAmplitudeSum< T > &

other

)

[inline]

Definition at line 24 of file EvtAmplitudeSum.hh.

    : EvtAmplitude<T>(other)
  {
    int i;
    for(i=0;i<other.nTerms();i++) {
      
      EvtComplex c = other.c(i);      
      _c.push_back(c);
      EvtAmplitude<T>* amp = other.getTerm(i);
      assert(amp);
      EvtAmplitude<T>* amp1 = amp->clone();
      assert(amp1);
      _term.push_back(amp1);
    }
  }

template<class T>

virtual EvtAmplitudeSum< T >::~EvtAmplitudeSum

(

)

[inline, virtual]

Definition at line 40 of file EvtAmplitudeSum.hh.

  {
    int i;
    for(i=0;i<_term.size();i++) {
      
      delete _term[i];
    }
  }  

---

Member Function Documentation

template<class T>

void EvtAmplitudeSum< T >::addOwnedTerm	(	EvtComplex	c,
		EvtAmplitude< T > *	amp
	)			[inline]

Definition at line 61 of file EvtAmplitudeSum.hh.

Referenced by EvtPto3PAmpFactory::processAmp().

  {
    assert(amp);
    _c.push_back(c);
    _term.push_back(amp);
  }

template<class T>

void EvtAmplitudeSum< T >::addTerm	(	EvtComplex	c,
		const EvtAmplitude< T > &	amp
	)			[inline]

Definition at line 55 of file EvtAmplitudeSum.hh.

  {
    _c.push_back(c);
    _term.push_back(amp.clone());
  }

template<class T>

virtual EvtComplex EvtAmplitudeSum< T >::amplitude

(

const T &

p

)

const [inline, protected, virtual]

Implements EvtAmplitude< T >.

Definition at line 87 of file EvtAmplitudeSum.hh.

  {
    if(_term.size() == 0) 
      printf("Warning: amplitude sum has zero terms\n");
    
    EvtComplex value = 0.;
    int i;
    for(i=0;i<_term.size();i++) {
    
      value+=_c[i]*_term[i]->evaluate(p);    
    }    
    return value;
  }

template<class T>

EvtComplex EvtAmplitudeSum< T >::c

(

int

i

)

const [inline]

Definition at line 82 of file EvtAmplitudeSum.hh.

Referenced by EvtAmplitudeSum< EvtDalitzPoint >::addOwnedTerm(), EvtAmplitudeSum< EvtDalitzPoint >::addTerm(), and EvtAmplitudeSum< EvtDalitzPoint >::EvtAmplitudeSum().

{ return _c[i]; }

template<class T>

virtual EvtAmplitude<T>* EvtAmplitudeSum< T >::clone

(

)

const [inline, virtual]

Implements EvtAmplitude< T >.

Definition at line 49 of file EvtAmplitudeSum.hh.

  {
    return new EvtAmplitudeSum<T>(*this);
  }

template<class T>

EvtComplex EvtAmplitude< T >::evaluate

(

const T &

p

)

const [inline, inherited]

Definition at line 26 of file EvtAmplitude.hh.

Referenced by EvtPto3PAmp::amplitude(), EvtAmplitudeSum< EvtDalitzPoint >::amplitude(), and EvtKstarstargamma::decay().

  {
    EvtComplex ret(0.,0.);
    if(p.isValid()) ret = amplitude(p);
    return ret;
  }

template<class T>

EvtAmplitude<T>* EvtAmplitudeSum< T >::getTerm

(

int

i

)

const [inline]

Definition at line 83 of file EvtAmplitudeSum.hh.

{ return _term[i]; }

template<class T>

int EvtAmplitudeSum< T >::nTerms

(

)

const [inline]

Definition at line 68 of file EvtAmplitudeSum.hh.

Referenced by EvtAmplitudeSum< EvtDalitzPoint >::print().

{ return _term.size(); }  // number of terms

template<class T>

void EvtAmplitudeSum< T >::print

(

void

)

const [inline]

Definition at line 70 of file EvtAmplitudeSum.hh.

                     {

    int N = nTerms();
    printf("Amplitude has %d terms\n",N);
    int i;
    for(i=0;i<N;i++) {
      printf("c%d = (%f,%f)\n",i,real(_c[i]),imag(_c[i]));
      assert(_term[i]);
    }
  }

---

Member Data Documentation

template<class T>

std::vector<EvtComplex> EvtAmplitudeSum< T >::_c [private]

Definition at line 103 of file EvtAmplitudeSum.hh.

Referenced by EvtAmplitudeSum< EvtDalitzPoint >::addOwnedTerm(), EvtAmplitudeSum< EvtDalitzPoint >::addTerm(), EvtAmplitudeSum< EvtDalitzPoint >::amplitude(), EvtAmplitudeSum< EvtDalitzPoint >::c(), EvtAmplitudeSum< EvtDalitzPoint >::EvtAmplitudeSum(), and EvtAmplitudeSum< EvtDalitzPoint >::print().

template<class T>

std::vector<EvtAmplitude<T>*> EvtAmplitudeSum< T >::_term [private]

Definition at line 104 of file EvtAmplitudeSum.hh.

Referenced by EvtAmplitudeSum< EvtDalitzPoint >::addOwnedTerm(), EvtAmplitudeSum< EvtDalitzPoint >::addTerm(), EvtAmplitudeSum< EvtDalitzPoint >::amplitude(), EvtAmplitudeSum< EvtDalitzPoint >::EvtAmplitudeSum(), EvtAmplitudeSum< EvtDalitzPoint >::getTerm(), EvtAmplitudeSum< EvtDalitzPoint >::nTerms(), EvtAmplitudeSum< EvtDalitzPoint >::print(), and EvtAmplitudeSum< EvtDalitzPoint >::~EvtAmplitudeSum().

---