EvtdFunction Class Reference

#include <EvtdFunction.hh>

Static Public Member Functions
static double	d (int j, int m1, int m2, double theta)

Detailed Description

Definition at line 24 of file EvtdFunction.hh.

Member Function Documentation

d()

double EvtdFunction::d ( int  j, int  m1, int  m2, double  theta  )

static

Definition at line 30 of file EvtdFunction.cc.

                                                       {
 
 
  int m1p=m1;
  int m2p=m2;
 
 
  int signp=1;
  //make |m2p|>|m1p|
  if (abs(m2p)<abs(m1p)) {
    int tmp=m1p;
    m1p=m2p;
    m2p=tmp;
    if ((m1p-m2p)%4!=0) signp=-signp;
  } 
 
  //make m2p non-negative
  if (m2p<0) {
    m1p=-m1p;
    m2p=-m2p;
    if ((m1p-m2p)%4!=0) signp=-signp;
  }
 
 
  EvtdFunctionSingle df;
 
  df.init(j,m1p,m2p);
 
  double d=df.d(j,m1p,m2p,theta)*signp;
 
  return d;
  
}

Referenced by EvtPto3PAmp::angDep(), d(), EvtEvalHelAmp::evalAmp(), EvtEvalHelAmp::probMax(), EvtHighSpinParticle::rotateToHelicityBasis(), and wignerD().

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The documentation for this class was generated from the following files:

• EvtdFunction.hh
• EvtdFunction.cc