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							64 lines
						
					
					
						
							2.6 KiB
						
					
					
				| // This file is part of Eigen, a lightweight C++ template library | |
| // for linear algebra. | |
| // | |
| // 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 "product.h" | |
|  | |
| void test_product_large() | |
| { | |
|   for(int i = 0; i < g_repeat; i++) { | |
|     CALL_SUBTEST_1( product(MatrixXf(internal::random<int>(1,EIGEN_TEST_MAX_SIZE), internal::random<int>(1,EIGEN_TEST_MAX_SIZE))) ); | |
|     CALL_SUBTEST_2( product(MatrixXd(internal::random<int>(1,EIGEN_TEST_MAX_SIZE), internal::random<int>(1,EIGEN_TEST_MAX_SIZE))) ); | |
|     CALL_SUBTEST_3( product(MatrixXi(internal::random<int>(1,EIGEN_TEST_MAX_SIZE), internal::random<int>(1,EIGEN_TEST_MAX_SIZE))) ); | |
|     CALL_SUBTEST_4( product(MatrixXcf(internal::random<int>(1,EIGEN_TEST_MAX_SIZE/2), internal::random<int>(1,EIGEN_TEST_MAX_SIZE/2))) ); | |
|     CALL_SUBTEST_5( product(Matrix<float,Dynamic,Dynamic,RowMajor>(internal::random<int>(1,EIGEN_TEST_MAX_SIZE), internal::random<int>(1,EIGEN_TEST_MAX_SIZE))) ); | |
|   } | |
| 
 | |
| #if defined EIGEN_TEST_PART_6 | |
|   { | |
|     // test a specific issue in DiagonalProduct | |
|     int N = 1000000; | |
|     VectorXf v = VectorXf::Ones(N); | |
|     MatrixXf m = MatrixXf::Ones(N,3); | |
|     m = (v+v).asDiagonal() * m; | |
|     VERIFY_IS_APPROX(m, MatrixXf::Constant(N,3,2)); | |
|   } | |
| 
 | |
|   { | |
|     // test deferred resizing in Matrix::operator= | |
|     MatrixXf a = MatrixXf::Random(10,4), b = MatrixXf::Random(4,10), c = a; | |
|     VERIFY_IS_APPROX((a = a * b), (c * b).eval()); | |
|   } | |
| 
 | |
|   { | |
|     // check the functions to setup blocking sizes compile and do not segfault | |
|     // FIXME check they do what they are supposed to do !! | |
|     std::ptrdiff_t l1 = internal::random<int>(10000,20000); | |
|     std::ptrdiff_t l2 = internal::random<int>(1000000,2000000); | |
|     setCpuCacheSizes(l1,l2); | |
|     VERIFY(l1==l1CacheSize()); | |
|     VERIFY(l2==l2CacheSize()); | |
|     std::ptrdiff_t k1 = internal::random<int>(10,100)*16; | |
|     std::ptrdiff_t m1 = internal::random<int>(10,100)*16; | |
|     std::ptrdiff_t n1 = internal::random<int>(10,100)*16; | |
|     // only makes sure it compiles fine | |
|     internal::computeProductBlockingSizes<float,float>(k1,m1,n1); | |
|   } | |
| 
 | |
|   { | |
|     // test regression in row-vector by matrix (bad Map type) | |
|     MatrixXf mat1(10,32); mat1.setRandom(); | |
|     MatrixXf mat2(32,32); mat2.setRandom(); | |
|     MatrixXf r1 = mat1.row(2)*mat2.transpose(); | |
|     VERIFY_IS_APPROX(r1, (mat1.row(2)*mat2.transpose()).eval()); | |
| 
 | |
|     MatrixXf r2 = mat1.row(2)*mat2; | |
|     VERIFY_IS_APPROX(r2, (mat1.row(2)*mat2).eval()); | |
|   } | |
| #endif | |
| }
 |