Mercurial > hg > orthanc-stone
diff Framework/Toolbox/AffineTransform2D.h @ 409:99c9b3238008
AffineTransform2D
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Mon, 12 Nov 2018 15:38:11 +0100 |
parents | |
children | b70e9be013e4 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Framework/Toolbox/AffineTransform2D.h Mon Nov 12 15:38:11 2018 +0100 @@ -0,0 +1,82 @@ +/** + * Stone of Orthanc + * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics + * Department, University Hospital of Liege, Belgium + * Copyright (C) 2017-2018 Osimis S.A., Belgium + * + * This program is free software: you can redistribute it and/or + * modify it under the terms of the GNU Affero General Public License + * as published by the Free Software Foundation, either version 3 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + **/ + + +#pragma once + +#include "../StoneEnumerations.h" +#include "LinearAlgebra.h" + +#include <Core/Images/ImageAccessor.h> + +namespace OrthancStone +{ + class AffineTransform2D + { + private: + Matrix matrix_; + + public: + AffineTransform2D(); + + // The matrix must be 3x3, without perspective effects + AffineTransform2D(const Matrix& m); + + AffineTransform2D(const AffineTransform2D& other) : + matrix_(other.matrix_) + { + } + + const Matrix& GetHomogeneousMatrix() const + { + return matrix_; + } + + void Apply(double& x /* inout */, + double& y /* inout */) const; + + void Apply(Orthanc::ImageAccessor& target, + const Orthanc::ImageAccessor& source, + ImageInterpolation interpolation, + bool clear) const; + + static AffineTransform2D Invert(const AffineTransform2D& a); + + static AffineTransform2D Combine(const AffineTransform2D& a, + const AffineTransform2D& b); + + static AffineTransform2D Combine(const AffineTransform2D& a, + const AffineTransform2D& b, + const AffineTransform2D& c); + + static AffineTransform2D Combine(const AffineTransform2D& a, + const AffineTransform2D& b, + const AffineTransform2D& c, + const AffineTransform2D& d); + + static AffineTransform2D CreateOffset(double dx, + double dy); + + static AffineTransform2D CreateScaling(double sx, + double sy); + + static AffineTransform2D CreateRotation(double angle); + }; +}