当前位置: 首页>>代码示例>>C++>>正文


C++ TParticle::SetPolarisation方法代码示例

本文整理汇总了C++中TParticle::SetPolarisation方法的典型用法代码示例。如果您正苦于以下问题:C++ TParticle::SetPolarisation方法的具体用法?C++ TParticle::SetPolarisation怎么用?C++ TParticle::SetPolarisation使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在TParticle的用法示例。


在下文中一共展示了TParticle::SetPolarisation方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: PushTrack

//_____________________________________________________________________________
void  amsvmc_MCStack::PushTrack(Int_t toBeDone, Int_t parent, Int_t pdg,
  	                 Double_t px, Double_t py, Double_t pz, Double_t e,
  		         Double_t vx, Double_t vy, Double_t vz, Double_t tof,
		         Double_t polx, Double_t poly, Double_t polz,
		         TMCProcess mech, Int_t& ntr, Double_t weight,
		         Int_t is) 
{


  //  cout<<"DEBUG in amsvmc_MCStack::PushTrack, about to call"<<endl;


/// Create a new particle and push into stack;
/// adds it to the particles array (fParticles) and if not done to the 
/// stack (fStack).
/// Use TParticle::fMother[1] to store Track ID. 
/// \param toBeDone  1 if particles should go to tracking, 0 otherwise
/// \param parent    number of the parent track, -1 if track is primary
/// \param pdg       PDG encoding
/// \param px        particle momentum - x component [GeV/c]
/// \param py        particle momentum - y component [GeV/c]
/// \param pz        particle momentum - z component [GeV/c]
/// \param e         total energy [GeV]
/// \param vx        position - x component [cm]
/// \param vy        position - y component  [cm]
/// \param vz        position - z component  [cm]
/// \param tof       time of flight [s]
/// \param polx      polarization - x component
/// \param poly      polarization - y component
/// \param polz      polarization - z component
/// \param mech      creator process VMC code
/// \param ntr       track number (is filled by the stack
/// \param weight    particle weight
/// \param is        generation status code


  const Int_t kFirstDaughter=-1;
  const Int_t kLastDaughter=-1;
  
  TClonesArray& particlesRef = *fParticles;
  Int_t trackId = GetNtrack();
  TParticle* particle
    = new(particlesRef[trackId]) 
      TParticle(pdg, is, parent, trackId, kFirstDaughter, kLastDaughter,
		px, py, pz, e, vx, vy, vz, tof);
   
  particle->SetPolarisation(polx, poly, polz);
  particle->SetWeight(weight);
  particle->SetUniqueID(mech);

  if (parent<0) fNPrimary++;  
    
  if (toBeDone && pdg!=50000050)
    { 
      //            cout<<"DEBUG: a track is pushed into fStack, "<<pdg<<", stack number increased to"<<GetNtrack()<<endl;
      //      printf("momemtum: px= %f, py= %f,pz= %f; position:x=%f, y=%f,z=%f;  Total momemtum: %f \n",px,py,pz,vx,vy,vz,particle->P());
      fStack.push(particle);  
    } 

  if (toBeDone && pdg==50000050 )
    { 
      float p=particle->P();
      //pow(px*px+py*py+pz*pz,0.5);
      bool  vmc_richpmtcut=RICHDB::detcer(p);
      //            cout<<"vmc_richpmtcut"<<vmc_richpmtcut<<endl;
      if(vmc_richpmtcut){
	//				cout<<"DEBUG: a Cerenkov photon is produced, "<<pdg<<", P ="<<p<<endl;
	//	cout<<"DEBUG: a Cerenkov photon is pushed into fStack, "<<pdg<<", stack number increased to"<<GetNtrack()<<endl;
	//	printf("momemtum: px= %f, py= %f,pz= %f; position:x=%f, y=%f,z=%f;  tof: %f \n",px*10000,py*10000,pz*10000,vx,vy,vz,tof);
	fStack.push(particle);  
      } 
    }

  ntr = GetNtrack() - 1;   

//   cout<<"DEBUG: in PushTracks:"<<endl;
//   cout<<"parent = "<<parent<<endl;
//   cout<<"trackID:"<<trackId<<endl;
//   cout<<"ntr="<<ntr<<endl;
//   cout<<"Particle is : "<< pdg<<endl;

}			 
开发者ID:krafczyk,项目名称:AMS,代码行数:83,代码来源:amsvmc_MCStack.C


注:本文中的TParticle::SetPolarisation方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。