C++ OhmmsAttributeSet类代码示例

  WMConstraints::InFuncType*
    WMConstraints::createCorrelation(xmlNodePtr cur,BasisSetType* basis) {
      int nc=0;
      InFuncType* acombo=new InFuncType;
      cur=cur->children;
      while(cur != NULL) {
        string cname((const char*)(cur->name));
        if(cname == "parameter") {
          string id("0");
          string ref("0");
          RealType c=1.0;
          OhmmsAttributeSet aAttrib;
          aAttrib.add(id,"id");
          aAttrib.add(ref,"ref");
          aAttrib.put(cur);
          putContent(c,cur);
          if(nc <basis->size()) acombo->add((*basis)[nc++],c,id);
        }
        cur=cur->next;
      }

      if(nc)
        return acombo;
      else {
        delete acombo; 
        return 0;
      }
  }

  void WMConstraints::addBasisGroup(xmlNodePtr cur) {
    string sourceOpt("e");
    string elementType("e");
    OhmmsAttributeSet aAttrib;
    aAttrib.add(sourceOpt,"source");
    aAttrib.add(elementType,"elementType");
    aAttrib.put(cur);

    RealType rcut(myGrid->rmax());
    map<string,BasisSetType*>::iterator it(myBasisSet.find(elementType));
    if(it == myBasisSet.end()) {
       BasisSetType* newBasis=new BasisSetType;
       cur=cur->children;
       while(cur != NULL) {
         string cname((const char*)(cur->name));
         if(cname == "parameter") {
           //BasisType* a=new BasisType(1.0,rcut);
           WMFunctor<RealType>* a = new WMFunctor<RealType>(1.0,rcut);
           a->put(cur);
           newBasis->push_back(a);
         }
         cur=cur->next;
       }
       //add a new BasisSet
       myBasisSet[elementType]=newBasis;
    }
  }

  bool singleRPAJastrowBuilder::put(xmlNodePtr cur, int addOrbital)
    {
    MyName="Jep";
    string rpafunc="RPA";
    OhmmsAttributeSet a;
    a.add(MyName,"name");
    a.add(rpafunc,"function");
    a.put(cur);

    ParameterSet params;
    RealType Rs(-1.0);
    RealType Kc(-1.0);
    params.add(Rs,"rs","double");
    params.add(Kc,"kc","double");

    params.put(cur);
        
    if(Rs<0) {
        Rs=tlen;
    }

    if(Kc<0){ 
      Kc = 1e-6 ;
    };


    if (rpafunc=="RPA"){ 
      myHandler= new LRRPAHandlerTemp<EPRPABreakup<RealType>,LPQHIBasis>(targetPtcl,Kc);
      app_log()<<"  using e-p RPA"<<endl;
    }
    else if (rpafunc=="dRPA") {
      myHandler= new LRRPAHandlerTemp<derivEPRPABreakup<RealType>,LPQHIBasis>(targetPtcl,Kc);
      app_log()<<"  using e-p derivRPA"<<endl;
    }
    myHandler->Breakup(targetPtcl,Rs);
    
//     app_log() << "  Maximum K shell " << myHandler->MaxKshell << endl;
//     app_log() << "  Number of k vectors " << myHandler->Fk.size() << endl;
    
    
    //Add short range part
    Rcut = myHandler->get_rc()-0.1;
    GridType* myGrid = new GridType;
    int npts=static_cast<int>(Rcut/0.01)+1;
    myGrid->set(0,Rcut,npts);

      //create the numerical functor
    nfunc = new FuncType;
    SRA = new ShortRangePartAdapter<RealType>(myHandler);
    SRA->setRmax(Rcut);
    nfunc->initialize(SRA, myGrid);
    J1s = new JneType (*sourcePtcl,targetPtcl);
    for(int ig=0; ig<ng; ig++) {
      J1s->addFunc(ig,nfunc);
    }

    app_log()<<" Only Short range part of E-I RPA is implemented"<<endl;
    if (addOrbital) targetPsi.addOrbital(J1s,MyName);
    return true;
  }

  /** process xml node for CPP
   * @param cur xmlnode containing element+
   * 
   * element/@name is used to find the index of the element of the 
   * IonConfig::SpeciesSet. The size of InpCPP is the number of species.
   * The size of Centers is the number of ions.
   */
  bool LocalCorePolPotential::put(xmlNodePtr cur)
  {
    bool success(true);
    if(cur!= NULL)//input is provided
    {
      string ename;
      cur= cur->children;
      while(cur != NULL){
        string cname((const char*)cur->name);
        if(cname == "element")
        {
          string species_name;
          OhmmsAttributeSet att;
          att.add(species_name,"name");
          att.put(cur);
          if(species_name.size())
          {
            int itype = IonConfig.getSpeciesSet().addSpecies(species_name); //(const char*)e_ptr);
            if(InpCPP[itype]==0) InpCPP[itype] = new CPP_Param;
            app_log() << "CPP parameters for " << IonConfig.getSpeciesSet().speciesName[itype] << endl;
            success = InpCPP[itype]->put(cur);
          }
        }
        cur=cur->next;
      }
    }

    for(int iat=0; iat<nCenters; iat++) 
      Centers[iat]=InpCPP[IonConfig.GroupID[iat]];

    return success;
  }

  int SlaterDetBuilder::putDeterminant(xmlNodePtr cur, int firstIndex) {

    string basisName("invalid");
    string detname("NONE"), refname("NONE");
    OhmmsAttributeSet aAttrib;
    aAttrib.add(basisName,basisset_tag);
    aAttrib.add(detname,"id");
    aAttrib.add(refname,"ref");
    aAttrib.put(cur);

    xmlNodePtr c_ptr = NULL, o_ptr=NULL;

    Det_t* adet=0;

    //index of the last SlaterDeterminant
    int dIndex=DetSet.size();

    if(refname == "NONE") { //create one and use detname
      if(detname =="NONE") { //no id is given, assign one
        char newname[8];
        sprintf(newname,"det%d",dIndex);
        detname=newname;
      }
    }

    map<string,SPOSetBasePtr>::iterator lit(SPOSet.find(detname));
    SPOSetBasePtr psi;
    if(lit == SPOSet.end()) {
#if defined(ENABLE_SMARTPOINTER)
      psi.reset(myBasisSetFactory->createSPOSet(cur)); 
#else
      psi = myBasisSetFactory->createSPOSet(cur); 
#endif
      psi->put(cur);
      psi->checkObject();
      SPOSet[detname]=psi;
    } else {
      psi = (*lit).second;
    }

    if(psi->getOrbitalSetSize()) {
      map<string,Det_t*>::iterator dit(DetSet.find(detname));
      if(dit == DetSet.end()) {
        adet = new Det_t(psi,firstIndex);
        adet->set(firstIndex,psi->getOrbitalSetSize());
        DetSet[detname]=adet;
      } else {
        adet = (*dit).second;
      }
      firstIndex += psi->getOrbitalSetSize();
    }

    //only if a determinant is not 0
    if(adet) SlaterDetSet.back()->add(adet);
    return firstIndex;
  }

  bool JAABuilder::put(xmlNodePtr cur) {

    string spinOpt("no");
    string typeOpt("Two-Body");
    string jastfunction("pade");
    OhmmsAttributeSet aAttrib;
    aAttrib.add(spinOpt,"spin");
    aAttrib.add(typeOpt,"type");
    aAttrib.add(jastfunction,"function");
    aAttrib.put(cur);

    IgnoreSpin=(spinOpt=="no");
    bool success=false;
    //if(jastfunction == "pade") {
    //  app_log() << "  Two-Body Jastrow Function = " << jastfunction << endl;
    //  PadeJastrow<RealType> *dummy = 0;
    //  success = createJAA(cur,dummy);
    //} else 
    if(jastfunction == "short") {
      app_log() << "  Modified Jastrow function Two-Body Jastrow Function = " << jastfunction << endl;
      IgnoreSpin=true;
      //ModPadeFunctor<RealType> *dummy = 0;
      success = createJAA<ModPadeFunctor<RealType> >(cur,jastfunction);
    }else if(jastfunction == "modMcMillan")
    {
      app_log() << "  Modified McMillan Jastrow function Two-Body Jastrow Function = " << jastfunction << endl;
      IgnoreSpin=true;
      success = createJAA<ModMcMillanJ2Functor<RealType> >(cur,jastfunction);
    }else if(jastfunction == "McMillan")
    {
      app_log() << "  McMillan Jastrow (LONG RANGE!) function Two-Body Jastrow Function = " << jastfunction << endl;
      IgnoreSpin=true;
      success = createJAA<McMillanJ2Functor<RealType> >(cur,jastfunction);
    }else if(jastfunction == "Gaussian")
    {
      app_log() << "  Gaussian function Two-Body Jastrow Function = " << jastfunction << endl;
      IgnoreSpin=true;
      success = createJAA<GaussianFunctor<RealType> >(cur,jastfunction);
    } else if(jastfunction == "shiftedGaussian")
    {
      app_log() << "  Gaussian function Two-Body Jastrow Function = " << jastfunction << endl;
      IgnoreSpin=true;
      success = createJAA<TruncatedShiftedGaussianFunctor<RealType> >(cur,jastfunction);
    }
    //} else if(jastfunction == "rpa") {
    //  app_log() << "  Two-Body Jastrow Function = " << jastfunction << endl;
    //  RPAJastrow<RealType> *dummy = 0;
    //  success = createJAA(cur,dummy);
    //}
    return success;
  }

bool MPC::put(xmlNodePtr cur)
{
  Ecut = -1.0;
  OhmmsAttributeSet attribs;
  attribs.add (Ecut, "cutoff");
  attribs.put (cur);
  if (Ecut < 0.0)
  {
    Ecut = 30.0;
    app_log() << "    MPC cutoff not found.  Set using \"cutoff\" attribute.\n"
              << "    Setting to default value of " << Ecut << endl;
  }
  return true;
}

  bool eeI_JastrowBuilder::putkids (xmlNodePtr kids, J3type &J3) 
  {
    SpeciesSet &iSet = sourcePtcl->getSpeciesSet();
    SpeciesSet &eSet = targetPtcl.getSpeciesSet();
    int numiSpecies = iSet.getTotalNum();
    
    bool success=false;
    while (kids != NULL) {
      std::string kidsname = (char*)kids->name;	 
      if (kidsname == "correlation") {
	RealType ee_cusp=0.0;
	RealType eI_cusp=0.0;
	string iSpecies, eSpecies1("u"), eSpecies2("u");
	OhmmsAttributeSet rAttrib;
	rAttrib.add(iSpecies,"ispecies");
	rAttrib.add(eSpecies1,"especies1");
	rAttrib.add(eSpecies2,"especies2");
	rAttrib.add(ee_cusp,"ecusp");
	rAttrib.add(eI_cusp,"icusp");
	rAttrib.put(kids);
	
	typedef typename J3type::FuncType FT;
	FT *functor = new FT(ee_cusp, eI_cusp);
	
	functor->iSpecies = iSpecies;
	functor->eSpecies1 = eSpecies1;
	functor->eSpecies2 = eSpecies2;
	int iNum = iSet.findSpecies (iSpecies);
	int eNum1 = eSet.findSpecies (eSpecies1);
	int eNum2 = eSet.findSpecies (eSpecies2);
	
	functor->put (kids);
	if (functor->cutoff_radius < 1.0e-6) {
	  app_log()  << "  eeI functor rcut is currently zero.\n"
		     << "  Setting to Wigner-Seitz radius = " 
		     << sourcePtcl->Lattice.WignerSeitzRadius << endl;
	  functor->cutoff_radius = sourcePtcl->Lattice.WignerSeitzRadius;
	  functor->reset();
	}
	strstream aname;
	aname << iSpecies << "_" << eSpecies1 << "_" << eSpecies2;
	J3.addFunc(aname.str(), iNum, eNum1, eNum2, functor);
      }
      kids = kids->next;
    }
    targetPsi.addOrbital(&J3,"eeI");
    J3.setOptimizable(true);
    return true;
  }

 /** process xml node for each element
  * @param cur xmlnode <element name="string" alpha="double" rb="double"/> 
  */
 bool LocalCorePolPotential::CPP_Param::put(xmlNodePtr cur) 
 {
   OhmmsAttributeSet att;
   att.add(alpha,"alpha");
   att.add(r_b,"rb");
   att.put(cur);
   //const xmlChar* a_ptr = xmlGetProp(cur,(const xmlChar *)"alpha");
   //const xmlChar* b_ptr = xmlGetProp(cur,(const xmlChar *)"rb");
   //if(a_ptr) alpha = atof((const char*)a_ptr);
   //if(b_ptr) r_b = atof((const char*)b_ptr);
   C = -0.5*alpha;
   one_over_rr = 1.0/r_b/r_b;
   app_log() << "\talpha = " << alpha << " rb = " << r_b <<endl;
   return true;
 }

  bool JastrowBuilder::put(xmlNodePtr cur) {

    myNode=cur;

    resetOptions();

    OhmmsAttributeSet oAttrib;
    oAttrib.add(typeOpt,"type");
    oAttrib.add(nameOpt,"name");
    oAttrib.add(funcOpt,"function");
    oAttrib.add(transformOpt,"transform");
    oAttrib.add(sourceOpt,"source");
    oAttrib.add(spinOpt,"spin");
    oAttrib.put(cur);

    if(nameOpt[0] == '0')
    {
      app_warning() << "  JastrowBuilder::put does not have name "<< endl;
      return false;
    }

    if(typeOpt.find("One") < typeOpt.size()) 
      return addOneBody(cur);

    if(typeOpt.find("Two") < typeOpt.size()) 
      return addTwoBody(cur);

    if(typeOpt.find("Three") < typeOpt.size()) 
      return addThreeBody(cur);

    return false;
  }

  /** process an xml element
   * @param cur current xmlNodePtr
   * @return true, if successful.
   *
   * Creating MCWalkerConfiguration for all the ParticleSet
   * objects. 
   */
  bool ParticleSetPool::put(xmlNodePtr cur) 
  {

    ReportEngine PRE("ParticleSetPool","put");

    //const ParticleSet::ParticleLayout_t* sc=DistanceTable::getSimulationCell();
    //ParticleSet::ParticleLayout_t* sc=0;

    string id("e"), role("none");
    OhmmsAttributeSet pAttrib;
    pAttrib.add(id,"id"); pAttrib.add(id,"name"); 
    pAttrib.add(role,"role");
    pAttrib.put(cur);

    //backward compatibility
    if(id == "e" && role=="none") role="MC";

    ParticleSet* pTemp = getParticleSet(id);
    if(pTemp == 0) 
    {
      app_log() << "  Creating " << id << " particleset" << endl;
      pTemp = new MCWalkerConfiguration;
      //if(role == "MC") 
      //  pTemp = new MCWalkerConfiguration;
      //else 
      //  pTemp = new ParticleSet;
      if(SimulationCell) 
      {
        app_log() << "  Initializing the lattice of " << id << " by the global supercell" << endl;
        pTemp->Lattice.copy(*SimulationCell);
      }
      myPool[id] = pTemp;
      XMLParticleParser pread(*pTemp,TileMatrix);
      bool success = pread.put(cur);
      pTemp->setName(id);
      app_log() << pTemp->getName() <<endl;
      return success;
    } else {
      app_warning() << "particleset " << id << " is already created. Ignore this" << endl;
    }

    return true;
  }

/** This should be moved to branch engine */
bool EstimatorManager::put(MCWalkerConfiguration& W, QMCHamiltonian& H, xmlNodePtr cur)
{
  vector<string> extra;
  cur = cur->children;
  while(cur != NULL)
  {
    string cname((const char*)(cur->name));
    if(cname == "estimator")
    {
      string est_name(MainEstimatorName);
      string use_hdf5("yes");
      OhmmsAttributeSet hAttrib;
      hAttrib.add(est_name, "name");
      hAttrib.add(use_hdf5, "hdf5");
      hAttrib.put(cur);
      if( (est_name == MainEstimatorName) || (est_name=="elocal") )
      {
        max4ascii=H.sizeOfObservables()+3;
        add(new LocalEnergyEstimator(H,use_hdf5=="yes"),MainEstimatorName);
      }
      else
        extra.push_back(est_name);
    }
    cur = cur->next;
  }
  if(Estimators.empty())
  {
    app_log() << "  Adding a default LocalEnergyEstimator for the MainEstimator " << endl;
    max4ascii=H.sizeOfObservables()+3;
    add(new LocalEnergyEstimator(H,true),MainEstimatorName);
  }
  //Collectables is special and should not be added to Estimators
  if(Collectables == 0 && H.sizeOfCollectables())
  {
    app_log() << "  Using CollectablesEstimator for collectables, e.g. sk, gofr, density " << endl;
    Collectables=new CollectablesEstimator(H);
  }
  return true;
}

bool HDFWalkerInputManager::put(xmlNodePtr cur)
{
  //reference revision number
  HDFVersion start_version(0,4);
  //current node
  int pid=myComm->rank();
  string froot("0"), cfile("0");
  //string  target("e"), collect("no");
  int anode=-1, nblocks=1, nprocs=1;
  HDFVersion in_version(0,1); //set to be old version
  OhmmsAttributeSet pAttrib;
  pAttrib.add(cfile,"href");
  pAttrib.add(cfile,"file");
  pAttrib.add(froot,"fileroot");
  pAttrib.add(anode,"node");
  pAttrib.add(nprocs,"nprocs");
  //pAttrib.add(collect,"collected");
  pAttrib.add(in_version,"version");
  pAttrib.put(cur);
  bool success=false;
  if(in_version>=start_version)
  {
    HDFWalkerInput_0_4 win(targetW,myComm,in_version);
    success= win.put(cur);
    cfile=win.FileName;
  }
  else
  {
    //missing version or old file
    if(froot[0] != '0')//use nprocs
    {
      anode=pid;
      if(nprocs==1)
        cfile=froot;
      else
      {
        char *h5name=new char[froot.size()+10];
        sprintf(h5name,"%s.p%03d",froot.c_str(),pid);
        cfile=h5name;
        delete [] h5name;
      }
    }
    int pid_target= (anode<0)? pid:anode;
    if(pid_target == pid && cfile[0] != '0')
    {
      HDFWalkerInput_0_0 win(targetW,cfile);
      success= win.put(cur);
    }
  }
  if(success)
    CurrentFileRoot = cfile;
  return success;
}

  void ECPotentialBuilder::useXmlFormat(xmlNodePtr cur) {

    cur=cur->children;
    while(cur != NULL) {
      string cname((const char*)cur->name);
      if(cname == "pseudo") {
        string href("none");
        string ionName("none");
        string format("xml");
        //RealType rc(2.0);//use 2 Bohr
        OhmmsAttributeSet hAttrib;
        hAttrib.add(href,"href");
        hAttrib.add(ionName,"elementType"); hAttrib.add(ionName,"symbol");
        hAttrib.add(format,"format");
        //hAttrib.add(rc,"cutoff");
        hAttrib.put(cur);

        int speciesIndex=IonConfig.getSpeciesSet().findSpecies(ionName);
        if(speciesIndex < IonConfig.getSpeciesSet().getTotalNum()) {
          app_log() << endl << "  Adding pseudopotential for " << ionName << endl;
          ECPComponentBuilder ecp(ionName);
          bool success=false;
          if(format == "xml") {
            if(href == "none") {
              success=ecp.put(cur);
            } else {
              success=ecp.parse(href,cur);
            }
          } 
          else if(format == "casino")
          {
            //success=ecp.parseCasino(href,rc);
            success=ecp.parseCasino(href,cur);
          }

          if(success) {
#if !defined(HAVE_MPI)
            ecp.printECPTable();
#endif
            if(ecp.pp_loc) {
              localPot[speciesIndex]=ecp.pp_loc;
              localZeff[speciesIndex]=ecp.Zeff;
              hasLocalPot=true;
            }
            if(ecp.pp_nonloc) {
              nonLocalPot[speciesIndex]=ecp.pp_nonloc;
              hasNonLocalPot=true;
            }
          }
        } else {
          app_error() << "  Ion species " << ionName << " is not found." << endl;
        }
      } 
      cur=cur->next;
    }
  }

  void PolyConstraints::addSingleBasisPerSpecies(xmlNodePtr cur) 
  {

    RealType rcut=10.0;
    int npts=101;
    RealType step=-1.0;
    if(myGrid) {
      rcut=myGrid->rmax();
      npts = myGrid->size();
    }

    OhmmsAttributeSet gAttrib;
    gAttrib.add(rcut,"rf");
    BasisGroupType* curBG=0;
    cur=cur->children;
    while(cur != NULL)
    {
      string cname((const char*)(cur->name));
      string elementType("e");
      OhmmsAttributeSet aAttrib;
      aAttrib.add(elementType,"elementType");
      aAttrib.put(cur);
      if(cname == "atomicBasisSet")
      {
        xmlNodePtr cur1=cur->children;
        while(cur1 != NULL)
        {
          string cname1((const char*)(cur1->name));
          if(cname1 == "basisGroup")
          {
            createBasisGroup(cur1,elementType,rcut);
          }
          else if(cname1 == "grid")
          {
            gAttrib.put(cur1);
          }
          cur1=cur1->next;
        }
      }
      else if(cname == "basisGroup")
      {
        createBasisGroup(cur,elementType,rcut);
      }
      else if(cname == "grid")
        gAttrib.put(cur);
      cur=cur->next; 
    }
  }