Home | History | Annotate | Download | only in test
      1 // This file is part of Eigen, a lightweight C++ template library
      2 // for linear algebra.
      3 //
      4 // Copyright (C) 2008-2009 Gael Guennebaud <gael.guennebaud (at) 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 template<typename T>
     13 int get_random_size()
     14 {
     15   const int factor = NumTraits<T>::ReadCost;
     16   const int max_test_size = EIGEN_TEST_MAX_SIZE>2*factor ? EIGEN_TEST_MAX_SIZE/factor : EIGEN_TEST_MAX_SIZE;
     17   return internal::random<int>(1,max_test_size);
     18 }
     19 
     20 template<typename Scalar, int Mode, int TriOrder, int OtherOrder, int ResOrder, int OtherCols>
     21 void trmm(int rows=get_random_size<Scalar>(),
     22           int cols=get_random_size<Scalar>(),
     23           int otherCols = OtherCols==Dynamic?get_random_size<Scalar>():OtherCols)
     24 {
     25   typedef Matrix<Scalar,Dynamic,Dynamic,TriOrder> TriMatrix;
     26   typedef Matrix<Scalar,Dynamic,OtherCols,OtherCols==1?ColMajor:OtherOrder> OnTheRight;
     27   typedef Matrix<Scalar,OtherCols,Dynamic,OtherCols==1?RowMajor:OtherOrder> OnTheLeft;
     28 
     29   typedef Matrix<Scalar,Dynamic,OtherCols,OtherCols==1?ColMajor:ResOrder> ResXS;
     30   typedef Matrix<Scalar,OtherCols,Dynamic,OtherCols==1?RowMajor:ResOrder> ResSX;
     31 
     32   TriMatrix  mat(rows,cols), tri(rows,cols), triTr(cols,rows);
     33 
     34   OnTheRight  ge_right(cols,otherCols);
     35   OnTheLeft   ge_left(otherCols,rows);
     36   ResSX       ge_sx, ge_sx_save;
     37   ResXS       ge_xs, ge_xs_save;
     38 
     39   Scalar s1 = internal::random<Scalar>(),
     40          s2 = internal::random<Scalar>();
     41 
     42   mat.setRandom();
     43   tri = mat.template triangularView<Mode>();
     44   triTr = mat.transpose().template triangularView<Mode>();
     45   ge_right.setRandom();
     46   ge_left.setRandom();
     47 
     48   VERIFY_IS_APPROX( ge_xs = mat.template triangularView<Mode>() * ge_right, tri * ge_right);
     49   VERIFY_IS_APPROX( ge_sx = ge_left * mat.template triangularView<Mode>(), ge_left * tri);
     50 
     51   VERIFY_IS_APPROX( ge_xs.noalias() = mat.template triangularView<Mode>() * ge_right, tri * ge_right);
     52   VERIFY_IS_APPROX( ge_sx.noalias() = ge_left * mat.template triangularView<Mode>(), ge_left * tri);
     53 
     54   VERIFY_IS_APPROX( ge_xs.noalias() = (s1*mat.adjoint()).template triangularView<Mode>() * (s2*ge_left.transpose()), s1*triTr.conjugate() * (s2*ge_left.transpose()));
     55   VERIFY_IS_APPROX( ge_sx.noalias() = ge_right.transpose() * mat.adjoint().template triangularView<Mode>(), ge_right.transpose() * triTr.conjugate());
     56 
     57   VERIFY_IS_APPROX( ge_xs.noalias() = (s1*mat.adjoint()).template triangularView<Mode>() * (s2*ge_left.adjoint()), s1*triTr.conjugate() * (s2*ge_left.adjoint()));
     58   VERIFY_IS_APPROX( ge_sx.noalias() = ge_right.adjoint() * mat.adjoint().template triangularView<Mode>(), ge_right.adjoint() * triTr.conjugate());
     59 
     60   ge_xs_save = ge_xs;
     61   VERIFY_IS_APPROX( (ge_xs_save + s1*triTr.conjugate() * (s2*ge_left.adjoint())).eval(), ge_xs.noalias() += (s1*mat.adjoint()).template triangularView<Mode>() * (s2*ge_left.adjoint()) );
     62   ge_sx.setRandom();
     63   ge_sx_save = ge_sx;
     64   VERIFY_IS_APPROX( ge_sx_save - (ge_right.adjoint() * (-s1 * triTr).conjugate()).eval(), ge_sx.noalias() -= (ge_right.adjoint() * (-s1 * mat).adjoint().template triangularView<Mode>()).eval());
     65 
     66   VERIFY_IS_APPROX( ge_xs = (s1*mat).adjoint().template triangularView<Mode>() * ge_left.adjoint(), numext::conj(s1) * triTr.conjugate() * ge_left.adjoint());
     67 
     68   // TODO check with sub-matrix expressions ?
     69 }
     70 
     71 template<typename Scalar, int Mode, int TriOrder>
     72 void trmv(int rows=get_random_size<Scalar>(), int cols=get_random_size<Scalar>())
     73 {
     74   trmm<Scalar,Mode,TriOrder,ColMajor,ColMajor,1>(rows,cols,1);
     75 }
     76 
     77 template<typename Scalar, int Mode, int TriOrder, int OtherOrder, int ResOrder>
     78 void trmm(int rows=get_random_size<Scalar>(), int cols=get_random_size<Scalar>(), int otherCols = get_random_size<Scalar>())
     79 {
     80   trmm<Scalar,Mode,TriOrder,OtherOrder,ResOrder,Dynamic>(rows,cols,otherCols);
     81 }
     82 
     83 #define CALL_ALL_ORDERS(NB,SCALAR,MODE)                                             \
     84   EIGEN_CAT(CALL_SUBTEST_,NB)((trmm<SCALAR, MODE, ColMajor,ColMajor,ColMajor>()));  \
     85   EIGEN_CAT(CALL_SUBTEST_,NB)((trmm<SCALAR, MODE, ColMajor,ColMajor,RowMajor>()));  \
     86   EIGEN_CAT(CALL_SUBTEST_,NB)((trmm<SCALAR, MODE, ColMajor,RowMajor,ColMajor>()));  \
     87   EIGEN_CAT(CALL_SUBTEST_,NB)((trmm<SCALAR, MODE, ColMajor,RowMajor,RowMajor>()));  \
     88   EIGEN_CAT(CALL_SUBTEST_,NB)((trmm<SCALAR, MODE, RowMajor,ColMajor,ColMajor>()));  \
     89   EIGEN_CAT(CALL_SUBTEST_,NB)((trmm<SCALAR, MODE, RowMajor,ColMajor,RowMajor>()));  \
     90   EIGEN_CAT(CALL_SUBTEST_,NB)((trmm<SCALAR, MODE, RowMajor,RowMajor,ColMajor>()));  \
     91   EIGEN_CAT(CALL_SUBTEST_,NB)((trmm<SCALAR, MODE, RowMajor,RowMajor,RowMajor>()));  \
     92   \
     93   EIGEN_CAT(CALL_SUBTEST_1,NB)((trmv<SCALAR, MODE, ColMajor>()));                   \
     94   EIGEN_CAT(CALL_SUBTEST_1,NB)((trmv<SCALAR, MODE, RowMajor>()));
     95 
     96 
     97 #define CALL_ALL(NB,SCALAR)                 \
     98   CALL_ALL_ORDERS(EIGEN_CAT(1,NB),SCALAR,Upper)          \
     99   CALL_ALL_ORDERS(EIGEN_CAT(2,NB),SCALAR,UnitUpper)      \
    100   CALL_ALL_ORDERS(EIGEN_CAT(3,NB),SCALAR,StrictlyUpper)  \
    101   CALL_ALL_ORDERS(EIGEN_CAT(1,NB),SCALAR,Lower)          \
    102   CALL_ALL_ORDERS(EIGEN_CAT(2,NB),SCALAR,UnitLower)      \
    103   CALL_ALL_ORDERS(EIGEN_CAT(3,NB),SCALAR,StrictlyLower)
    104 
    105 
    106 void test_product_trmm()
    107 {
    108   for(int i = 0; i < g_repeat ; i++)
    109   {
    110     CALL_ALL(1,float);                //  EIGEN_SUFFIXES;11;111;21;121;31;131
    111     CALL_ALL(2,double);               //  EIGEN_SUFFIXES;12;112;22;122;32;132
    112     CALL_ALL(3,std::complex<float>);  //  EIGEN_SUFFIXES;13;113;23;123;33;133
    113     CALL_ALL(4,std::complex<double>); //  EIGEN_SUFFIXES;14;114;24;124;34;134
    114   }
    115 }
    116