Line data    Source code

       1             : /**************************************************************************
       2             :  * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
       3             :  *                                                                        *
       4             :  * Author: The ALICE Off-line Project.                                    *
       5             :  * Contributors are mentioned in the code where appropriate.              *
       6             :  *                                                                        *
       7             :  * Permission to use, copy, modify and distribute this software and its   *
       8             :  * documentation strictly for non-commercial purposes is hereby granted   *
       9             :  * without fee, provided that the above copyright notice appears in all   *
      10             :  * copies and that both the copyright notice and this permission notice   *
      11             :  * appear in the supporting documentation. The authors make no claims     *
      12             :  * about the suitability of this software for any purpose. It is          *
      13             :  * provided "as is" without express or implied warranty.                  *
      14             :  **************************************************************************/
      15             : 
      16             : /* $Id$ */
      17             : 
      18             : // Helper class to interface pdflib and the TPythia 
      19             : // the c++ interface for Pythia
      20             : // The pdf codes used  in pdflib are mapped
      21             : // to a more user friendly enumeration type.
      22             : // Author: andreas.morsch@cern.ch
      23             : 
      24             : #include "AliStructFuncType.h"
      25             : 
      26             : #ifndef WIN32
      27             : # define structa  structa_ 
      28             : # define pdfset   pdfset_
      29             : # define type_of_call
      30             : #else
      31             : # define structa  STRUCTA
      32             : # define pdfset   PDFSET
      33             : # define type_of_call _stdcall
      34             : #endif
      35             : 
      36             : extern "C" {
      37             :     void type_of_call pdfset(char parm[20][20], Double_t value[20]);
      38             :     
      39             :     void type_of_call structa(Double_t& xx, Double_t& qq, Double_t& a,
      40             :                                Double_t& upv, Double_t& dnv, Double_t& usea,
      41             :                                Double_t& dsea,
      42             :                                Double_t& str, Double_t& chm, Double_t& bot,
      43             :                                Double_t& top, Double_t& gl);
      44             : }
      45             : 
      46           6 : ClassImp(AliStructFuncType)
      47             : 
      48             : void AliStructFuncType::PdfSet(char parm[20][20], Double_t value[20])
      49             : {
      50           0 :     pdfset(parm, value);
      51           0 : }
      52             : 
      53             : void AliStructFuncType::StructA(Double_t xx, Double_t qq, Double_t a,
      54             :                                 Double_t& upv, Double_t& dnv, Double_t& usea,
      55             :                                 Double_t& dsea,
      56             :                                 Double_t& str, Double_t& chm, Double_t& bot,
      57             :                                 Double_t& top, Double_t& gl)
      58             : {
      59           0 :     structa(xx, qq, a, upv, dnv, usea, dsea, str, chm, bot, top, gl);
      60           0 : }
      61             : 
      62             : 
      63             : Int_t AliStructFuncType::PDFsetIndex(StrucFunc_t pdf)
      64             : {
      65             : // PDF set index
      66           0 :     Int_t pdfSetNumber[12] = {
      67             :         19170,
      68             :         19150,
      69             :         19070,
      70             :         19050,
      71             :         80060,
      72             :         10040,
      73             :         10100,
      74             :         10050,
      75             :         10041,
      76             :         10042,
      77             :         10800,
      78             :         11000
      79             :     };
      80           0 :     return pdfSetNumber[pdf];
      81           0 : }
      82             : 
      83             : TString AliStructFuncType::PDFsetName(StrucFunc_t pdf)
      84             : {
      85             : // PDF Set Name
      86           0 :     TString pdfsetName[12]   = {
      87           0 :         "cteq4l.LHgrid",
      88           0 :         "cteq4m.LHgrid",   
      89           0 :         "cteq5l.LHgrid",
      90           0 :         "cteq5m.LHgrid",
      91           0 :         "GRV98lo.LHgrid",   
      92           0 :         "cteq6.LHpdf",
      93           0 :         "cteq61.LHpdf",
      94           0 :         "cteq6m.LHpdf",
      95           0 :         "cteq6l.LHpdf", 
      96           0 :         "cteq6ll.LHpdf",
      97           0 :         "CT10.LHgrid", 
      98           0 :         "CT10nlo.LHgrid"
      99             :     };
     100           0 :     return pdfsetName[pdf];
     101           0 : }