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Diffstat (limited to 'eigen/test/eigen2/eigen2_basicstuff.cpp')
-rw-r--r-- | eigen/test/eigen2/eigen2_basicstuff.cpp | 105 |
1 files changed, 0 insertions, 105 deletions
diff --git a/eigen/test/eigen2/eigen2_basicstuff.cpp b/eigen/test/eigen2/eigen2_basicstuff.cpp deleted file mode 100644 index dd2dec1..0000000 --- a/eigen/test/eigen2/eigen2_basicstuff.cpp +++ /dev/null @@ -1,105 +0,0 @@ -// This file is part of Eigen, a lightweight C++ template library -// for linear algebra. Eigen itself is part of the KDE project. -// -// Copyright (C) 2006-2008 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 basicStuff(const MatrixType& m) -{ - typedef typename MatrixType::Scalar Scalar; - typedef Matrix<Scalar, MatrixType::RowsAtCompileTime, 1> VectorType; - - int rows = m.rows(); - int cols = m.cols(); - - // this test relies a lot on Random.h, and there's not much more that we can do - // to test it, hence I consider that we will have tested Random.h - MatrixType m1 = MatrixType::Random(rows, cols), - m2 = MatrixType::Random(rows, cols), - m3(rows, cols), - mzero = MatrixType::Zero(rows, cols), - square = Matrix<Scalar, MatrixType::RowsAtCompileTime, MatrixType::RowsAtCompileTime>::Random(rows, rows); - VectorType v1 = VectorType::Random(rows), - vzero = VectorType::Zero(rows); - - Scalar x = ei_random<Scalar>(); - - int r = ei_random<int>(0, rows-1), - c = ei_random<int>(0, cols-1); - - m1.coeffRef(r,c) = x; - VERIFY_IS_APPROX(x, m1.coeff(r,c)); - m1(r,c) = x; - VERIFY_IS_APPROX(x, m1(r,c)); - v1.coeffRef(r) = x; - VERIFY_IS_APPROX(x, v1.coeff(r)); - v1(r) = x; - VERIFY_IS_APPROX(x, v1(r)); - v1[r] = x; - VERIFY_IS_APPROX(x, v1[r]); - - VERIFY_IS_APPROX( v1, v1); - VERIFY_IS_NOT_APPROX( v1, 2*v1); - VERIFY_IS_MUCH_SMALLER_THAN( vzero, v1); - if(NumTraits<Scalar>::HasFloatingPoint) - VERIFY_IS_MUCH_SMALLER_THAN( vzero, v1.norm()); - VERIFY_IS_NOT_MUCH_SMALLER_THAN(v1, v1); - VERIFY_IS_APPROX( vzero, v1-v1); - VERIFY_IS_APPROX( m1, m1); - VERIFY_IS_NOT_APPROX( m1, 2*m1); - VERIFY_IS_MUCH_SMALLER_THAN( mzero, m1); - VERIFY_IS_NOT_MUCH_SMALLER_THAN(m1, m1); - VERIFY_IS_APPROX( mzero, m1-m1); - - // always test operator() on each read-only expression class, - // in order to check const-qualifiers. - // indeed, if an expression class (here Zero) is meant to be read-only, - // hence has no _write() method, the corresponding MatrixBase method (here zero()) - // should return a const-qualified object so that it is the const-qualified - // operator() that gets called, which in turn calls _read(). - VERIFY_IS_MUCH_SMALLER_THAN(MatrixType::Zero(rows,cols)(r,c), static_cast<Scalar>(1)); - - // now test copying a row-vector into a (column-)vector and conversely. - square.col(r) = square.row(r).eval(); - Matrix<Scalar, 1, MatrixType::RowsAtCompileTime> rv(rows); - Matrix<Scalar, MatrixType::RowsAtCompileTime, 1> cv(rows); - rv = square.row(r); - cv = square.col(r); - VERIFY_IS_APPROX(rv, cv.transpose()); - - if(cols!=1 && rows!=1 && MatrixType::SizeAtCompileTime!=Dynamic) - { - VERIFY_RAISES_ASSERT(m1 = (m2.block(0,0, rows-1, cols-1))); - } - - VERIFY_IS_APPROX(m3 = m1,m1); - MatrixType m4; - VERIFY_IS_APPROX(m4 = m1,m1); - - // test swap - m3 = m1; - m1.swap(m2); - VERIFY_IS_APPROX(m3, m2); - if(rows*cols>=3) - { - VERIFY_IS_NOT_APPROX(m3, m1); - } -} - -void test_eigen2_basicstuff() -{ - for(int i = 0; i < g_repeat; i++) { - CALL_SUBTEST_1( basicStuff(Matrix<float, 1, 1>()) ); - CALL_SUBTEST_2( basicStuff(Matrix4d()) ); - CALL_SUBTEST_3( basicStuff(MatrixXcf(3, 3)) ); - CALL_SUBTEST_4( basicStuff(MatrixXi(8, 12)) ); - CALL_SUBTEST_5( basicStuff(MatrixXcd(20, 20)) ); - CALL_SUBTEST_6( basicStuff(Matrix<float, 100, 100>()) ); - CALL_SUBTEST_7( basicStuff(Matrix<long double,Dynamic,Dynamic>(10,10)) ); - } -} |