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Diffstat (limited to 'eigen/test/geo_homogeneous.cpp')
-rw-r--r-- | eigen/test/geo_homogeneous.cpp | 125 |
1 files changed, 0 insertions, 125 deletions
diff --git a/eigen/test/geo_homogeneous.cpp b/eigen/test/geo_homogeneous.cpp deleted file mode 100644 index 2187c7b..0000000 --- a/eigen/test/geo_homogeneous.cpp +++ /dev/null @@ -1,125 +0,0 @@ -// This file is part of Eigen, a lightweight C++ template library -// for linear algebra. -// -// Copyright (C) 2009 Gael Guennebaud <gael.guennebaud@inria.fr> -// -// 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" -#include <Eigen/Geometry> - -template<typename Scalar,int Size> void homogeneous(void) -{ - /* this test covers the following files: - Homogeneous.h - */ - - typedef Matrix<Scalar,Size,Size> MatrixType; - typedef Matrix<Scalar,Size,1, ColMajor> VectorType; - - typedef Matrix<Scalar,Size+1,Size> HMatrixType; - typedef Matrix<Scalar,Size+1,1> HVectorType; - - typedef Matrix<Scalar,Size,Size+1> T1MatrixType; - typedef Matrix<Scalar,Size+1,Size+1> T2MatrixType; - typedef Matrix<Scalar,Size+1,Size> T3MatrixType; - - VectorType v0 = VectorType::Random(), - ones = VectorType::Ones(); - - HVectorType hv0 = HVectorType::Random(); - - MatrixType m0 = MatrixType::Random(); - - HMatrixType hm0 = HMatrixType::Random(); - - hv0 << v0, 1; - VERIFY_IS_APPROX(v0.homogeneous(), hv0); - VERIFY_IS_APPROX(v0, hv0.hnormalized()); - - VERIFY_IS_APPROX(v0.homogeneous().sum(), hv0.sum()); - VERIFY_IS_APPROX(v0.homogeneous().minCoeff(), hv0.minCoeff()); - VERIFY_IS_APPROX(v0.homogeneous().maxCoeff(), hv0.maxCoeff()); - - hm0 << m0, ones.transpose(); - VERIFY_IS_APPROX(m0.colwise().homogeneous(), hm0); - VERIFY_IS_APPROX(m0, hm0.colwise().hnormalized()); - hm0.row(Size-1).setRandom(); - for(int j=0; j<Size; ++j) - m0.col(j) = hm0.col(j).head(Size) / hm0(Size,j); - VERIFY_IS_APPROX(m0, hm0.colwise().hnormalized()); - - T1MatrixType t1 = T1MatrixType::Random(); - VERIFY_IS_APPROX(t1 * (v0.homogeneous().eval()), t1 * v0.homogeneous()); - VERIFY_IS_APPROX(t1 * (m0.colwise().homogeneous().eval()), t1 * m0.colwise().homogeneous()); - - T2MatrixType t2 = T2MatrixType::Random(); - VERIFY_IS_APPROX(t2 * (v0.homogeneous().eval()), t2 * v0.homogeneous()); - VERIFY_IS_APPROX(t2 * (m0.colwise().homogeneous().eval()), t2 * m0.colwise().homogeneous()); - VERIFY_IS_APPROX(t2 * (v0.homogeneous().asDiagonal()), t2 * hv0.asDiagonal()); - VERIFY_IS_APPROX((v0.homogeneous().asDiagonal()) * t2, hv0.asDiagonal() * t2); - - VERIFY_IS_APPROX((v0.transpose().rowwise().homogeneous().eval()) * t2, - v0.transpose().rowwise().homogeneous() * t2); - VERIFY_IS_APPROX((m0.transpose().rowwise().homogeneous().eval()) * t2, - m0.transpose().rowwise().homogeneous() * t2); - - T3MatrixType t3 = T3MatrixType::Random(); - VERIFY_IS_APPROX((v0.transpose().rowwise().homogeneous().eval()) * t3, - v0.transpose().rowwise().homogeneous() * t3); - VERIFY_IS_APPROX((m0.transpose().rowwise().homogeneous().eval()) * t3, - m0.transpose().rowwise().homogeneous() * t3); - - // test product with a Transform object - Transform<Scalar, Size, Affine> aff; - Transform<Scalar, Size, AffineCompact> caff; - Transform<Scalar, Size, Projective> proj; - Matrix<Scalar, Size, Dynamic> pts; - Matrix<Scalar, Size+1, Dynamic> pts1, pts2; - - aff.affine().setRandom(); - proj = caff = aff; - pts.setRandom(Size,internal::random<int>(1,20)); - - pts1 = pts.colwise().homogeneous(); - VERIFY_IS_APPROX(aff * pts.colwise().homogeneous(), (aff * pts1).colwise().hnormalized()); - VERIFY_IS_APPROX(caff * pts.colwise().homogeneous(), (caff * pts1).colwise().hnormalized()); - VERIFY_IS_APPROX(proj * pts.colwise().homogeneous(), (proj * pts1)); - - VERIFY_IS_APPROX((aff * pts1).colwise().hnormalized(), aff * pts); - VERIFY_IS_APPROX((caff * pts1).colwise().hnormalized(), caff * pts); - - pts2 = pts1; - pts2.row(Size).setRandom(); - VERIFY_IS_APPROX((aff * pts2).colwise().hnormalized(), aff * pts2.colwise().hnormalized()); - VERIFY_IS_APPROX((caff * pts2).colwise().hnormalized(), caff * pts2.colwise().hnormalized()); - VERIFY_IS_APPROX((proj * pts2).colwise().hnormalized(), (proj * pts2.colwise().hnormalized().colwise().homogeneous()).colwise().hnormalized()); - - // Test combination of homogeneous - - VERIFY_IS_APPROX( (t2 * v0.homogeneous()).hnormalized(), - (t2.template topLeftCorner<Size,Size>() * v0 + t2.template topRightCorner<Size,1>()) - / ((t2.template bottomLeftCorner<1,Size>()*v0).value() + t2(Size,Size)) ); - - VERIFY_IS_APPROX( (t2 * pts.colwise().homogeneous()).colwise().hnormalized(), - (Matrix<Scalar, Size+1, Dynamic>(t2 * pts1).colwise().hnormalized()) ); - - VERIFY_IS_APPROX( (t2 .lazyProduct( v0.homogeneous() )).hnormalized(), (t2 * v0.homogeneous()).hnormalized() ); - VERIFY_IS_APPROX( (t2 .lazyProduct ( pts.colwise().homogeneous() )).colwise().hnormalized(), (t2 * pts1).colwise().hnormalized() ); - - VERIFY_IS_APPROX( (v0.transpose().homogeneous() .lazyProduct( t2 )).hnormalized(), (v0.transpose().homogeneous()*t2).hnormalized() ); - VERIFY_IS_APPROX( (pts.transpose().rowwise().homogeneous() .lazyProduct( t2 )).rowwise().hnormalized(), (pts1.transpose()*t2).rowwise().hnormalized() ); - - VERIFY_IS_APPROX( (t2.template triangularView<Lower>() * v0.homogeneous()).eval(), (t2.template triangularView<Lower>()*hv0) ); -} - -void test_geo_homogeneous() -{ - for(int i = 0; i < g_repeat; i++) { - CALL_SUBTEST_1(( homogeneous<float,1>() )); - CALL_SUBTEST_2(( homogeneous<double,3>() )); - CALL_SUBTEST_3(( homogeneous<double,8>() )); - } -} |