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norm_linear.hh
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1 //------------------------------------------------------------------------------
2 // This file is part of the OpenStructure project <www.openstructure.org>
3 //
4 // Copyright (C) 2008-2011 by the OpenStructure authors
5 // Copyright (C) 2003-2010 by the IPLT authors
6 //
7 // This library is free software; you can redistribute it and/or modify it under
8 // the terms of the GNU Lesser General Public License as published by the Free
9 // Software Foundation; either version 3.0 of the License, or (at your option)
10 // any later version.
11 // This library is distributed in the hope that it will be useful, but WITHOUT
12 // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
13 // FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
14 // details.
15 //
16 // You should have received a copy of the GNU Lesser General Public License
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18 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19 //------------------------------------------------------------------------------
20 
21 /*
22  Authors: Ansgar Philippsen, Andreas Schenk
23 */
24 
25 #ifndef IMG_NORM_LINEAR_H
26 #define IMG_NORM_LINEAR_H
27 
30 namespace ost { namespace img { namespace alg {
31 
34 public:
35  // ctor
37  LinearNormalizer(Real scale, Real offset);
38  // copy ctor
40  virtual ~LinearNormalizer() {}
41 
42  // normalizer interface
43  virtual Real BackConvert(Real v) const;
44  virtual Complex BackConvert(Complex v) const;
45  virtual Real Convert(Real v) const;
46  virtual Complex Convert(Complex v) const;
47  virtual NormalizerImpl* Clone() const {return new LinearNormalizer((*this));}
48 
49 private:
50  Real scale_;
51  Real offset_;
52 };
53 
55 public:
56  // ctor
58  LinearRangeNormalizer(Real inputmin, Real inputmax, Real outputmin, Real outputmax);
59  // copy ctor
62 
63  // normalizer interface
64  virtual NormalizerImpl* Clone() const {return new LinearRangeNormalizer((*this));}
65  virtual Real BackConvert(Real v) const;
66  virtual Complex BackConvert(Complex v) const;
67  virtual Real Convert(Real v) const;
68  virtual Complex Convert(Complex v) const;
69 };
70 
71 }}} // namespaces
72 
73 #endif
float Real
Definition: base.hh:44
std::complex< Real > Complex
Definition: base.hh:51
linear normalization
Definition: norm_linear.hh:33
#define DLLEXPORT_IMG_ALG
virtual NormalizerImpl * Clone() const
Definition: norm_linear.hh:64
virtual NormalizerImpl * Clone() const
Definition: norm_linear.hh:47