| [0b990d] | 1 | //
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 | 2 | // update.cc
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 | 3 | //
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 | 4 | // Copyright (C) 1996 Limit Point Systems, Inc.
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 | 5 | //
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 | 6 | // Author: Curtis Janssen <cljanss@limitpt.com>
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 | 7 | // Maintainer: LPS
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 | 8 | //
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 | 9 | // This file is part of the SC Toolkit.
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 | 10 | //
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 | 11 | // The SC Toolkit is free software; you can redistribute it and/or modify
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 | 12 | // it under the terms of the GNU Library General Public License as published by
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 | 13 | // the Free Software Foundation; either version 2, or (at your option)
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 | 14 | // any later version.
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 | 15 | //
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 | 16 | // The SC Toolkit is distributed in the hope that it will be useful,
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 | 17 | // but WITHOUT ANY WARRANTY; without even the implied warranty of
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 | 18 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 | 19 | // GNU Library General Public License for more details.
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 | 20 | //
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 | 21 | // You should have received a copy of the GNU Library General Public License
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 | 22 | // along with the SC Toolkit; see the file COPYING.LIB.  If not, write to
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 | 23 | // the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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 | 24 | //
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 | 25 | // The U.S. Government is granted a limited license as per AL 91-7.
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 | 26 | //
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 | 27 | 
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 | 28 | #ifdef __GNUC__
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 | 29 | #pragma implementation
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 | 30 | #endif
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 | 31 | 
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 | 32 | #include <math.h>
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 | 33 | 
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 | 34 | #include <util/state/stateio.h>
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 | 35 | #include <math/optimize/update.h>
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 | 36 | #include <util/keyval/keyval.h>
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 | 37 | 
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 | 38 | using namespace sc;
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 | 39 | 
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 | 40 | /////////////////////////////////////////////////////////////////////////
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 | 41 | // HessianUpdate
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 | 42 | 
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 | 43 | static ClassDesc HessianUpdate_cd(
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 | 44 |   typeid(HessianUpdate),"HessianUpdate",1,"virtual public SavableState",
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 | 45 |   0, 0, 0);
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 | 46 | 
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 | 47 | HessianUpdate::HessianUpdate() : inverse_hessian_(0)
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 | 48 | {
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 | 49 | }
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 | 50 | 
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 | 51 | HessianUpdate::HessianUpdate(StateIn&s):
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 | 52 |   SavableState(s)
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 | 53 | {
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 | 54 |   s.get(inverse_hessian_);
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 | 55 | }
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 | 56 | 
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 | 57 | HessianUpdate::HessianUpdate(const Ref<KeyVal>&keyval) :
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 | 58 |   inverse_hessian_(0)
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 | 59 | {
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 | 60 | }
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 | 61 | 
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 | 62 | HessianUpdate::~HessianUpdate()
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 | 63 | {
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 | 64 | }
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 | 65 | 
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 | 66 | void
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 | 67 | HessianUpdate::save_data_state(StateOut&s)
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 | 68 | {
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 | 69 |   s.put(inverse_hessian_);
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 | 70 | }
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 | 71 | 
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 | 72 | void
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 | 73 | HessianUpdate::set_inverse(void)
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 | 74 | {
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 | 75 |   inverse_hessian_ = 1;
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 | 76 | }
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 | 77 | 
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 | 78 | void
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 | 79 | HessianUpdate::apply_transform(const Ref<NonlinearTransform>&)
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 | 80 | {
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 | 81 | }
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 | 82 | 
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 | 83 | /////////////////////////////////////////////////////////////////////////////
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 | 84 | 
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 | 85 | // Local Variables:
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 | 86 | // mode: c++
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 | 87 | // c-file-style: "CLJ"
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 | 88 | // End:
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