Mercurial > hg > orthanc-stone
view Framework/Toolbox/AffineTransform2D.h @ 1114:33b0a762e98a toa2019110401
Added support for signed 16-bit pixels/voxels in multiframe loader
author | Benjamin Golinvaux <bgo@osimis.io> |
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date | Mon, 04 Nov 2019 15:11:23 +0100 |
parents | 692291406f6a |
children | b5dec783ba08 |
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/** * Stone of Orthanc * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * Copyright (C) 2017-2019 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; void ConvertToOpenGLMatrix(float target[16], unsigned int canvasWidth, unsigned int canvasHeight) const; double ComputeZoom() 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); // transformations are applied right to left: e is the first transfo applied, a is the last one static AffineTransform2D Combine(const AffineTransform2D& a, const AffineTransform2D& b, const AffineTransform2D& c, const AffineTransform2D& d, const AffineTransform2D& e); static AffineTransform2D CreateOffset(double dx, double dy); static AffineTransform2D CreateScaling(double sx, double sy); static AffineTransform2D CreateRotation(double angle); static AffineTransform2D CreateOpenGLClipspace(unsigned int canvasWidth, unsigned int canvasHeight); }; }