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molfreq.h

00001 //
00002 // molfreq.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 #ifdef __GNUC__
00029 #pragma interface
00030 #endif
00031 
00032 #ifndef _chemistry_molecule_molfreq_h
00033 #define _chemistry_molecule_molfreq_h
00034 
00035 #include <iostream>
00036 #include <math/scmat/matrix.h>
00037 #include <util/render/animate.h>
00038 #include <chemistry/molecule/energy.h>
00039 #include <chemistry/molecule/molrender.h>
00040 #include <chemistry/molecule/coor.h>
00041 
00042 namespace sc {
00043 
00044 class MolFreqAnimate;
00045 
00048 class MolecularFrequencies: public SavableState {
00049   private:
00050     Ref<Molecule> mol_;
00051     Ref<PointGroup> pg_;
00052     int debug_;
00053     int nirrep_;
00054     // the number of frequencies per irrep
00055     int *nfreq_;
00056     // the frequencies for each irrep
00057     double **freq_;
00058 
00059     Ref<SCMatrixKit> kit_;
00060     Ref<SCMatrixKit> symkit_;
00061 
00062     // the symmetry blocked dimension for internal motions
00063     RefSCDimension disym_;
00064     // the cartesian dimension
00065     RefSCDimension d3natom_;
00066     // the blocked cartesian dimension
00067     RefSCDimension bd3natom_;
00068     // the normal coordinates
00069     RefSCMatrix normco_;
00070 
00071     void do_freq_for_irrep(int irrep,
00072                            const RefDiagSCMatrix &m,
00073                            const RefSymmSCMatrix &dhessian,
00074                            const RefSCMatrix &dtranst);
00075   public:
00102     MolecularFrequencies(const Ref<KeyVal> &);
00103     MolecularFrequencies(StateIn &);
00104     ~MolecularFrequencies();
00105     void save_data_state(StateOut&);
00106 
00108     Ref<Molecule> molecule() const { return mol_; }
00109 
00111     void compute_frequencies(const RefSymmSCMatrix &xhessian);
00112 
00114     int nirrep() const { return nirrep_; }
00115 
00118     int nfreq(int irrep) const { return nfreq_[irrep]; }
00119 
00122     double freq(int irrep, int i) const { return freq_[irrep][i]; }
00123 
00126     RefSCMatrix normal_coordinates() { return normco_; }
00127 
00130     void thermochemistry(int degeneracy, double temp=298.15, double pres=1.0);
00131 
00132     void animate(const Ref<Render>&, const Ref<MolFreqAnimate>&);
00133 
00134     Ref<SCMatrixKit> matrixkit() { return kit_; }
00135     Ref<SCMatrixKit> symmatrixkit() { return symkit_; }
00136 };
00137 
00138 
00139 
00140 class MolFreqAnimate: public AnimatedObject {
00141   private:
00142     Ref<RenderedMolecule> renmol_;
00143     Ref<MolecularFrequencies> molfreq_;
00144     Ref<MolecularEnergy> dependent_mole_;
00145     int irrep_;
00146     int mode_;
00147     int nframe_;
00148     double disp_;
00149   public:
00150     MolFreqAnimate(const Ref<KeyVal> &);
00151     virtual ~MolFreqAnimate();
00152 
00153     void set_mode(int i, int j) { irrep_ = i; mode_ = j; }
00154     int nobject();
00155     Ref<RenderedObject> object(int iobject);
00156 };
00157 
00158 }
00159 
00160 #endif
00161 
00162 // Local Variables:
00163 // mode: c++
00164 // c-file-style: "CLJ"
00165 // End:

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