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comparison Framework/Toolbox/AffineTransform2D.h @ 409:99c9b3238008

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AffineTransform2D
author Sebastien Jodogne <s.jodogne@gmail.com>
date Mon, 12 Nov 2018 15:38:11 +0100
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children b70e9be013e4
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408:6834c236b36d 409:99c9b3238008
1 /**
2 * Stone of Orthanc
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
4 * Department, University Hospital of Liege, Belgium
5 * Copyright (C) 2017-2018 Osimis S.A., Belgium
6 *
7 * This program is free software: you can redistribute it and/or
8 * modify it under the terms of the GNU Affero General Public License
9 * as published by the Free Software Foundation, either version 3 of
10 * the License, or (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Affero General Public License for more details.
16 *
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
19 **/
20
21
22 #pragma once
23
24 #include "../StoneEnumerations.h"
25 #include "LinearAlgebra.h"
26
27 #include <Core/Images/ImageAccessor.h>
28
29 namespace OrthancStone
30 {
31 class AffineTransform2D
32 {
33 private:
34 Matrix matrix_;
35
36 public:
37 AffineTransform2D();
38
39 // The matrix must be 3x3, without perspective effects
40 AffineTransform2D(const Matrix& m);
41
42 AffineTransform2D(const AffineTransform2D& other) :
43 matrix_(other.matrix_)
44 {
45 }
46
47 const Matrix& GetHomogeneousMatrix() const
48 {
49 return matrix_;
50 }
51
52 void Apply(double& x /* inout */,
53 double& y /* inout */) const;
54
55 void Apply(Orthanc::ImageAccessor& target,
56 const Orthanc::ImageAccessor& source,
57 ImageInterpolation interpolation,
58 bool clear) const;
59
60 static AffineTransform2D Invert(const AffineTransform2D& a);
61
62 static AffineTransform2D Combine(const AffineTransform2D& a,
63 const AffineTransform2D& b);
64
65 static AffineTransform2D Combine(const AffineTransform2D& a,
66 const AffineTransform2D& b,
67 const AffineTransform2D& c);
68
69 static AffineTransform2D Combine(const AffineTransform2D& a,
70 const AffineTransform2D& b,
71 const AffineTransform2D& c,
72 const AffineTransform2D& d);
73
74 static AffineTransform2D CreateOffset(double dx,
75 double dy);
76
77 static AffineTransform2D CreateScaling(double sx,
78 double sy);
79
80 static AffineTransform2D CreateRotation(double angle);
81 };
82 }