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https://github.com/SoftFever/OrcaSlicer.git
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2ae2672ee9
Fixing dep build script on Windows and removing some warnings. Use bundled igl by default. Not building with the dependency scripts if not explicitly stated. This way, it will stay in Fix the libigl patch to include C source files in header only mode.
54 lines
1.6 KiB
C++
54 lines
1.6 KiB
C++
// This file is part of libigl, a simple c++ geometry processing library.
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//
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// Copyright (C) 2013 Alec Jacobson <alecjacobson@gmail.com>
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//
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// This Source Code Form is subject to the terms of the Mozilla Public License
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// v. 2.0. If a copy of the MPL was not distributed with this file, You can
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// obtain one at http://mozilla.org/MPL/2.0/.
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#ifndef IGL_POLAR_SVD
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#define IGL_POLAR_SVD
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#include "igl_inline.h"
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#include <Eigen/Core>
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namespace igl
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{
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// Computes the polar decomposition (R,T) of a matrix A using SVD singular
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// value decomposition
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//
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// Inputs:
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// A 3 by 3 matrix to be decomposed
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// Outputs:
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// R 3 by 3 rotation matrix part of decomposition (**always rotataion**)
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// T 3 by 3 stretch matrix part of decomposition
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// U 3 by 3 left-singular vectors
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// S 3 by 1 singular values
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// V 3 by 3 right-singular vectors
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//
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//
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template <
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typename DerivedA,
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typename DerivedR,
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typename DerivedT,
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typename DerivedU,
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typename DerivedS,
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typename DerivedV>
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IGL_INLINE void polar_svd(
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const Eigen::PlainObjectBase<DerivedA> & A,
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Eigen::PlainObjectBase<DerivedR> & R,
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Eigen::PlainObjectBase<DerivedT> & T,
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Eigen::PlainObjectBase<DerivedU> & U,
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Eigen::PlainObjectBase<DerivedS> & S,
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Eigen::PlainObjectBase<DerivedV> & V);
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template <
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typename DerivedA,
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typename DerivedR,
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typename DerivedT>
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IGL_INLINE void polar_svd(
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const Eigen::PlainObjectBase<DerivedA> & A,
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Eigen::PlainObjectBase<DerivedR> & R,
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Eigen::PlainObjectBase<DerivedT> & T);
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}
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#ifndef IGL_STATIC_LIBRARY
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# include "polar_svd.cpp"
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#endif
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#endif
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