GitHub-Proxy/eigen
1
0
Fork 0
mirror of https://gitlab.com/libeigen/eigen.git synced 2025-08-12 11:49:02 +08:00
Code Issues Packages Projects Releases Wiki Activity

Include missing forward declaration of SparseMatrix

Browse Source
This commit is contained in:
Gael Guennebaud 2016-08-29 18:56:46 +02:00
parent 2915e1fc5d
commit e074f720c7
2 changed files with 23 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
unsupported/Eigen/KroneckerProduct
View File

@ -13,6 +13,8 @@
#include "../../Eigen/src/Core/util/DisableStupidWarnings.h" #include "../../Eigen/src/Core/util/DisableStupidWarnings.h"
#include "../../Eigen/src/SparseCore/SparseUtil.h"
namespace Eigen { namespace Eigen {
/** /**

22
unsupported/test/kronecker_product.cpp
View File

@ -9,12 +9,12 @@
// Public License v. 2.0. If a copy of the MPL was not distributed // 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/. // with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
#ifdef EIGEN_TEST_PART_1
#include "sparse.h" #include "sparse.h"
#include <Eigen/SparseExtra> #include <Eigen/SparseExtra>
#include <Eigen/KroneckerProduct> #include <Eigen/KroneckerProduct>
template<typename MatrixType> template<typename MatrixType>
void check_dimension(const MatrixType& ab, const int rows, const int cols) void check_dimension(const MatrixType& ab, const int rows, const int cols)
{ {
@ -230,3 +230,23 @@ void test_kronecker_product()
VERIFY_IS_APPROX(MatrixXf(sC2),dC); VERIFY_IS_APPROX(MatrixXf(sC2),dC);
} }
} }
#endif
#ifdef EIGEN_TEST_PART_2
// simply check that for a dense kronecker product, sparse module is not needed
#include "main.h"
#include <Eigen/KroneckerProduct>
void test_kronecker_product()
{
MatrixXd a(2,2), b(3,3), c;
a.setRandom();
b.setRandom();
c = kroneckerProduct(a,b);
VERIFY_IS_APPROX(c.block(3,3,3,3), a(1,1)*b);
}
#endif