LCOV - code coverage report
Current view: top level - TEvtGen/EvtGen/EvtGenModels - EvtYmSToYnSpipiCLEO.hh (source / functions) Hit Total Coverage
Test: coverage.info Lines: 0 1 0.0 %
Date: 2016-06-14 17:26:59 Functions: 0 2 0.0 %

          Line data    Source code
       1             : //--------------------------------------------------------------------------
       2             : //
       3             : // Environment:
       4             : //      This software is part of the EvtGen package developed jointly
       5             : //      for the BaBar and CLEO collaborations.  If you use all or part
       6             : //      of it, please give an appropriate acknowledgement.
       7             : //
       8             : // Copyright Information: See EvtGen/COPYRIGHT
       9             : //      Copyright (C) 1998      Caltech, UCSB
      10             : //
      11             : // Module: EvtGen/EvtYmSToYnSpipiCLEO.hh
      12             : //
      13             : // Description: This model is based on matrix element method used by
      14             : //              CLEO in Phys.Rev.D76:072001,2007 to model the dipion mass
      15             : //              and helicity angle distribution in the decays Y(mS) -> pi pi Y(nS),
      16             : //              where m,n are integers and m>n and m<4.
      17             : //              This model has two parameters, Re(B/A) and Im(B/A), which
      18             : //              are coefficients of the matrix element's terms determined by
      19             : //              the CLEO fits.
      20             : //
      21             : // Example:
      22             : //
      23             : // Decay  Upsilon(3S)
      24             : //  1.0000    Upsilon      pi+  pi-     YMSTOYNSPIPICLEO -2.523 1.189;
      25             : // Enddecay
      26             : // Decay  Upsilon(3S)
      27             : //  1.0000    Upsilon(2S)  pi+  pi-     YMSTOYNSPIPICLEO -0.395 0.001;
      28             : // Enddecay
      29             : // Decay  Upsilon(2S)
      30             : //  1.0000    Upsilon      pi+  pi-     YMSTOYNSPIPICLEO -0.753 0.000;
      31             : // Enddecay
      32             : //
      33             : //   --> the order of parameters is: Re(B/A) Im(B/A)
      34             : //
      35             : // Modification history:
      36             : //
      37             : //    SEKULA  Jan. 28, 2008         Module created
      38             : //
      39             : //------------------------------------------------------------------------
      40             : 
      41             : #ifndef EVTYMSTOYNSPIPICLEO_HH
      42             : #define EVTYMSTOYNSPIPICLEO_HH
      43             : 
      44             : // #include "EvtGenBase/EvtDecayProb.hh"
      45             : #include "EvtGenBase/EvtDecayAmp.hh"
      46             : 
      47             : class EvtParticle;
      48             : 
      49             : class EvtYmSToYnSpipiCLEO:public  EvtDecayAmp  {
      50             :   //EvtDecayProb  {
      51             : 
      52             : public:
      53             : 
      54           0 :   EvtYmSToYnSpipiCLEO() {}
      55             :   virtual ~EvtYmSToYnSpipiCLEO();
      56             : 
      57             :   std::string getName();
      58             :   EvtDecayBase* clone();
      59             : 
      60             :   void decay(EvtParticle *p); 
      61             :   void init();
      62             :   void initProbMax();
      63             : 
      64             : };
      65             : 
      66             : #endif
      67             : 

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