product_mmtr.cpp revision c981c48f5bc9aefeffc0bcb0cc3934c2fae179dd 
1// This file is part of Eigen, a lightweight C++ template library
2// for linear algebra.
3//
4// Copyright (C) 2010 Gael Guennebaud <gael.guennebaud@inria.fr>
5//
6// This Source Code Form is subject to the terms of the Mozilla
7// Public License v. 2.0. If a copy of the MPL was not distributed
8// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
9
10#include "main.h"
11
12#define CHECK_MMTR(DEST, TRI, OP) {                   \
13    ref2 = ref1 = DEST;                               \
14    DEST.template triangularView<TRI>() OP;           \
15    ref1 OP;                                          \
16    ref2.template triangularView<TRI>() = ref1;       \
17    VERIFY_IS_APPROX(DEST,ref2);                      \
18  }
19
20template<typename Scalar> void mmtr(int size)
21{
22  typedef typename NumTraits<Scalar>::Real RealScalar;
23
24  typedef Matrix<Scalar,Dynamic,Dynamic,ColMajor> MatrixColMaj;
25  typedef Matrix<Scalar,Dynamic,Dynamic,RowMajor> MatrixRowMaj;
26
27  DenseIndex othersize = internal::random<DenseIndex>(1,200);
28
29  MatrixColMaj matc(size, size);
30  MatrixRowMaj matr(size, size);
31  MatrixColMaj ref1(size, size), ref2(size, size);
32
33  MatrixColMaj soc(size,othersize); soc.setRandom();
34  MatrixColMaj osc(othersize,size); osc.setRandom();
35  MatrixRowMaj sor(size,othersize); sor.setRandom();
36  MatrixRowMaj osr(othersize,size); osr.setRandom();
37
38  Scalar s = internal::random<Scalar>();
39
40  CHECK_MMTR(matc, Lower, = s*soc*sor.adjoint());
41  CHECK_MMTR(matc, Upper, = s*(soc*soc.adjoint()));
42  CHECK_MMTR(matr, Lower, = s*soc*soc.adjoint());
43  CHECK_MMTR(matr, Upper, = soc*(s*sor.adjoint()));
44
45  CHECK_MMTR(matc, Lower, += s*soc*soc.adjoint());
46  CHECK_MMTR(matc, Upper, += s*(soc*sor.transpose()));
47  CHECK_MMTR(matr, Lower, += s*sor*soc.adjoint());
48  CHECK_MMTR(matr, Upper, += soc*(s*soc.adjoint()));
49
50  CHECK_MMTR(matc, Lower, -= s*soc*soc.adjoint());
51  CHECK_MMTR(matc, Upper, -= s*(osc.transpose()*osc.conjugate()));
52  CHECK_MMTR(matr, Lower, -= s*soc*soc.adjoint());
53  CHECK_MMTR(matr, Upper, -= soc*(s*soc.adjoint()));
54}
55
56void test_product_mmtr()
57{
58  for(int i = 0; i < g_repeat ; i++)
59  {
60    CALL_SUBTEST_1((mmtr<float>(internal::random<int>(1,EIGEN_TEST_MAX_SIZE))));
61    CALL_SUBTEST_2((mmtr<double>(internal::random<int>(1,EIGEN_TEST_MAX_SIZE))));
62    CALL_SUBTEST_3((mmtr<std::complex<float> >(internal::random<int>(1,EIGEN_TEST_MAX_SIZE/2))));
63    CALL_SUBTEST_4((mmtr<std::complex<double> >(internal::random<int>(1,EIGEN_TEST_MAX_SIZE/2))));
64  }
65}
66