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gaussbas.h

00001 //
00002 // gaussbas.h
00003 //
00004 // Copyright (C) 1996 Limit Point Systems, Inc.
00005 //
00006 // Author: Curtis Janssen <cljanss@limitpt.com>
00007 // Maintainer: LPS
00008 //
00009 // This file is part of the SC Toolkit.
00010 //
00011 // The SC Toolkit is free software; you can redistribute it and/or modify
00012 // it under the terms of the GNU Library General Public License as published by
00013 // the Free Software Foundation; either version 2, or (at your option)
00014 // any later version.
00015 //
00016 // The SC Toolkit is distributed in the hope that it will be useful,
00017 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00018 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00019 // GNU Library General Public License for more details.
00020 //
00021 // You should have received a copy of the GNU Library General Public License
00022 // along with the SC Toolkit; see the file COPYING.LIB.  If not, write to
00023 // the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
00024 //
00025 // The U.S. Government is granted a limited license as per AL 91-7.
00026 //
00027 
00028 #ifndef _chemistry_qc_basis_gaussbas_h
00029 #define _chemistry_qc_basis_gaussbas_h
00030 
00031 #ifdef __GNUC__
00032 #pragma interface
00033 #endif
00034 
00035 #include <iostream>
00036 
00037 #include <util/state/state.h>
00038 #include <util/state/array.h>
00039 #include <util/keyval/keyval.h>
00040 #include <math/scmat/matrix.h>
00041 #include <math/scmat/vector3.h>
00042 #include <chemistry/molecule/molecule.h>
00043 
00044 namespace sc {
00045 
00046 class GaussianShell;
00047 class BasisFileSet;
00048 class Integral;
00049 
00050 class CartesianIter;
00051 class SphericalTransformIter;
00052 
00114 class GaussianBasisSet: public SavableState
00115 {
00116   private:
00117     char* name_;
00118     GaussianShell** shell_;
00119     Arrayint shell_to_function_;
00120     Arrayint function_to_shell_;
00121 
00122     Ref<Molecule> molecule_;
00123 
00124     Ref<SCMatrixKit> matrixkit_;
00125     Ref<SCMatrixKit> so_matrixkit_;
00126     RefSCDimension basisdim_;
00127 
00128     int ncenter_;
00129     SSBArrayint shell_to_center_;
00130     SSBArrayint center_to_shell_;
00131     SSBArrayint center_to_nshell_;
00132     SSBArrayint center_to_nbasis_;
00133 
00134     int nshell_;
00135     int nbasis_;
00136     int nprim_;
00137 
00138     void recursively_get_shell(int&,Ref<KeyVal>&,
00139                                const char*,const char*,BasisFileSet&,
00140                                int,int,int);
00141 
00142     void init(Ref<Molecule>&,Ref<KeyVal>&,
00143               BasisFileSet&,
00144               int have_userkeyval,
00145               int pure);
00146     void init2(int skip_ghosts=0);
00147     
00148   protected:
00149     GaussianBasisSet(const GaussianBasisSet&);
00150     virtual void set_matrixkit(const Ref<SCMatrixKit>&);
00151     
00152   public:
00154     class ValueData {
00155       protected:
00156         CartesianIter **civec_;
00157         SphericalTransformIter **sivec_;
00158         int maxam_;
00159       public:
00160         ValueData(const Ref<GaussianBasisSet> &, const Ref<Integral> &);
00161         ~ValueData();
00162         CartesianIter **civec() { return civec_; }
00163         SphericalTransformIter **sivec() { return sivec_; }
00164     };
00165 
00276     GaussianBasisSet(const Ref<KeyVal>&);
00277     GaussianBasisSet(StateIn&);
00278     virtual ~GaussianBasisSet();
00279 
00280     void save_data_state(StateOut&);
00281 
00283     const char* name() const { return name_; }
00284 
00286     Ref<Molecule> molecule() const { return molecule_; }
00288     Ref<SCMatrixKit> matrixkit() { return matrixkit_; }
00290     Ref<SCMatrixKit> so_matrixkit() { return so_matrixkit_; }
00292     RefSCDimension basisdim() { return basisdim_; }
00293 
00295     int ncenter() const;
00297     int nshell() const { return nshell_; }
00299     int nshell_on_center(int icenter) const;
00302     int shell_on_center(int icenter, int shell) const;
00304     int shell_to_center(int ishell) const { return shell_to_center_(ishell); }
00306     int nbasis() const { return nbasis_; }
00308     int nbasis_on_center(int icenter) const;
00310     int nprimitive() const { return nprim_; }
00311 
00313     int max_nfunction_in_shell() const;
00316     int max_ncartesian_in_shell(int aminc=0) const;
00318     int max_angular_momentum() const;
00320     int max_ncontraction() const;
00323     int max_am_for_contraction(int con) const;
00325     int max_cartesian() const;
00326 
00328     int shell_to_function(int i) const { return shell_to_function_(i); }
00330     int function_to_shell(int i) const;
00331 
00333     const GaussianShell& operator()(int i) const { return *shell_[i]; }
00335     GaussianShell& operator()(int i) { return *shell_[i]; }
00337     const GaussianShell& operator[](int i) const { return *shell_[i]; }
00339     GaussianShell& operator[](int i) { return *shell_[i]; }
00341     const GaussianShell& shell(int i) const { return *shell_[i]; }
00343     GaussianShell& shell(int i) { return *shell_[i]; }
00344 
00346     const GaussianShell& operator()(int icenter,int ishell) const;
00348     GaussianShell& operator()(int icenter,int ishell);
00350     const GaussianShell& shell(int i,int j) const { return operator()(i,j); }
00352     GaussianShell& shell(int i,int j) { return operator()(i,j); }
00353 
00356     double r(int icenter,int xyz) const;
00357     
00360     int values(const SCVector3& r, ValueData *, double* basis_values) const;
00365     int grad_values(const SCVector3& r, ValueData *,
00366                     double*g_values,double* basis_values=0) const;
00371     int hessian_values(const SCVector3& r, ValueData *, double *h_values,
00372                        double*g_values=0,double* basis_values=0) const;
00375     int shell_values(const SCVector3& r, int sh,
00376                      ValueData *, double* basis_values) const;
00380     int grad_shell_values(const SCVector3& r, int sh,
00381                           ValueData *,
00382                           double*g_values, double* basis_values=0) const;
00386     int hessian_shell_values(const SCVector3& r, int sh,
00387                        ValueData *, double *h_values,
00388                        double*g_values=0,double* basis_values=0) const;
00389 
00391     int equiv(const Ref<GaussianBasisSet> &b);
00392 
00394     void print_brief(std::ostream& =ExEnv::out0()) const;
00396     void print(std::ostream& =ExEnv::out0()) const;
00397 };
00398 
00399 }
00400 
00401 #endif
00402 
00403 // Local Variables:
00404 // mode: c++
00405 // c-file-style: "CLJ"
00406 // End:

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