diff options
author | Stanislaw Halik <sthalik@misaki.pl> | 2019-03-03 21:09:10 +0100 |
---|---|---|
committer | Stanislaw Halik <sthalik@misaki.pl> | 2019-03-03 21:10:13 +0100 |
commit | f0238cfb6997c4acfc2bd200de7295f3fa36968f (patch) | |
tree | b215183760e4f615b9c1dabc1f116383b72a1b55 /eigen/test/visitor.cpp | |
parent | 543edd372a5193d04b3de9f23c176ab439e51b31 (diff) |
don't index Eigen
Diffstat (limited to 'eigen/test/visitor.cpp')
-rw-r--r-- | eigen/test/visitor.cpp | 133 |
1 files changed, 0 insertions, 133 deletions
diff --git a/eigen/test/visitor.cpp b/eigen/test/visitor.cpp deleted file mode 100644 index 7f4efab..0000000 --- a/eigen/test/visitor.cpp +++ /dev/null @@ -1,133 +0,0 @@ -// This file is part of Eigen, a lightweight C++ template library -// for linear algebra. -// -// Copyright (C) 2008 Benoit Jacob <jacob.benoit.1@gmail.com> -// -// This Source Code Form is subject to the terms of the Mozilla -// Public License v. 2.0. If a copy of the MPL was not distributed -// with this file, You can obtain one at http://mozilla.org/MPL/2.0/. - -#include "main.h" - -template<typename MatrixType> void matrixVisitor(const MatrixType& p) -{ - typedef typename MatrixType::Scalar Scalar; - - Index rows = p.rows(); - Index cols = p.cols(); - - // construct a random matrix where all coefficients are different - MatrixType m; - m = MatrixType::Random(rows, cols); - for(Index i = 0; i < m.size(); i++) - for(Index i2 = 0; i2 < i; i2++) - while(m(i) == m(i2)) // yes, == - m(i) = internal::random<Scalar>(); - - Scalar minc = Scalar(1000), maxc = Scalar(-1000); - Index minrow=0,mincol=0,maxrow=0,maxcol=0; - for(Index j = 0; j < cols; j++) - for(Index i = 0; i < rows; i++) - { - if(m(i,j) < minc) - { - minc = m(i,j); - minrow = i; - mincol = j; - } - if(m(i,j) > maxc) - { - maxc = m(i,j); - maxrow = i; - maxcol = j; - } - } - Index eigen_minrow, eigen_mincol, eigen_maxrow, eigen_maxcol; - Scalar eigen_minc, eigen_maxc; - eigen_minc = m.minCoeff(&eigen_minrow,&eigen_mincol); - eigen_maxc = m.maxCoeff(&eigen_maxrow,&eigen_maxcol); - VERIFY(minrow == eigen_minrow); - VERIFY(maxrow == eigen_maxrow); - VERIFY(mincol == eigen_mincol); - VERIFY(maxcol == eigen_maxcol); - VERIFY_IS_APPROX(minc, eigen_minc); - VERIFY_IS_APPROX(maxc, eigen_maxc); - VERIFY_IS_APPROX(minc, m.minCoeff()); - VERIFY_IS_APPROX(maxc, m.maxCoeff()); - - eigen_maxc = (m.adjoint()*m).maxCoeff(&eigen_maxrow,&eigen_maxcol); - eigen_maxc = (m.adjoint()*m).eval().maxCoeff(&maxrow,&maxcol); - VERIFY(maxrow == eigen_maxrow); - VERIFY(maxcol == eigen_maxcol); -} - -template<typename VectorType> void vectorVisitor(const VectorType& w) -{ - typedef typename VectorType::Scalar Scalar; - - Index size = w.size(); - - // construct a random vector where all coefficients are different - VectorType v; - v = VectorType::Random(size); - for(Index i = 0; i < size; i++) - for(Index i2 = 0; i2 < i; i2++) - while(v(i) == v(i2)) // yes, == - v(i) = internal::random<Scalar>(); - - Scalar minc = v(0), maxc = v(0); - Index minidx=0, maxidx=0; - for(Index i = 0; i < size; i++) - { - if(v(i) < minc) - { - minc = v(i); - minidx = i; - } - if(v(i) > maxc) - { - maxc = v(i); - maxidx = i; - } - } - Index eigen_minidx, eigen_maxidx; - Scalar eigen_minc, eigen_maxc; - eigen_minc = v.minCoeff(&eigen_minidx); - eigen_maxc = v.maxCoeff(&eigen_maxidx); - VERIFY(minidx == eigen_minidx); - VERIFY(maxidx == eigen_maxidx); - VERIFY_IS_APPROX(minc, eigen_minc); - VERIFY_IS_APPROX(maxc, eigen_maxc); - VERIFY_IS_APPROX(minc, v.minCoeff()); - VERIFY_IS_APPROX(maxc, v.maxCoeff()); - - Index idx0 = internal::random<Index>(0,size-1); - Index idx1 = eigen_minidx; - Index idx2 = eigen_maxidx; - VectorType v1(v), v2(v); - v1(idx0) = v1(idx1); - v2(idx0) = v2(idx2); - v1.minCoeff(&eigen_minidx); - v2.maxCoeff(&eigen_maxidx); - VERIFY(eigen_minidx == (std::min)(idx0,idx1)); - VERIFY(eigen_maxidx == (std::min)(idx0,idx2)); -} - -void test_visitor() -{ - for(int i = 0; i < g_repeat; i++) { - CALL_SUBTEST_1( matrixVisitor(Matrix<float, 1, 1>()) ); - CALL_SUBTEST_2( matrixVisitor(Matrix2f()) ); - CALL_SUBTEST_3( matrixVisitor(Matrix4d()) ); - CALL_SUBTEST_4( matrixVisitor(MatrixXd(8, 12)) ); - CALL_SUBTEST_5( matrixVisitor(Matrix<double,Dynamic,Dynamic,RowMajor>(20, 20)) ); - CALL_SUBTEST_6( matrixVisitor(MatrixXi(8, 12)) ); - } - for(int i = 0; i < g_repeat; i++) { - CALL_SUBTEST_7( vectorVisitor(Vector4f()) ); - CALL_SUBTEST_7( vectorVisitor(Matrix<int,12,1>()) ); - CALL_SUBTEST_8( vectorVisitor(VectorXd(10)) ); - CALL_SUBTEST_9( vectorVisitor(RowVectorXd(10)) ); - CALL_SUBTEST_10( vectorVisitor(VectorXf(33)) ); - } -} |