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33 lines
966 B
33 lines
966 B
#ifndef IGL_PINV_H
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#define IGL_PINV_H
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#include "igl_inline.h"
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#include "deprecated.h"
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#include <Eigen/Core>
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namespace igl
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{
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// Compute the Moore-Penrose pseudoinverse
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//
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// Inputs:
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// A m by n matrix
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// tol tolerance (if negative then default is used)
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// Outputs:
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// X n by m matrix so that A*X*A = A and X*A*X = X and A*X = (A*X)' and
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// (X*A) = (X*A)'
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//
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// Obsolete: Use Eigen::CompleteOrthogonalDecomposition<Eigen::MatrixXd>
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// .solve() or .pseudoinverse() instead.
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template <typename DerivedA, typename DerivedX>
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IGL_DEPRECATED void pinv(
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const Eigen::MatrixBase<DerivedA> & A,
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typename DerivedA::Scalar tol,
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Eigen::PlainObjectBase<DerivedX> & X);
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// Wrapper using default tol
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template <typename DerivedA, typename DerivedX>
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IGL_DEPRECATED void pinv(
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const Eigen::MatrixBase<DerivedA> & A,
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Eigen::PlainObjectBase<DerivedX> & X);
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}
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#ifndef IGL_STATIC_LIBRARY
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# include "pinv.cpp"
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#endif
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#endif
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