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Fixed compound subtraction in ArrayBase where the assignment needs to be carried out on the derived type.

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Added unit tests for map based component wise arithmetic.
This commit is contained in:
Hauke Heibel 2010-12-16 17:34:13 +01:00
parent dbfb53e8ef
commit f578dc7aff
2 changed files with 49 additions and 30 deletions
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2
Eigen/src/Core/ArrayBase.h
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@ -186,7 +186,7 @@ EIGEN_STRONG_INLINE Derived &
ArrayBase<Derived>::operator-=(const ArrayBase<OtherDerived> &other)
{
SelfCwiseBinaryOp<internal::scalar_difference_op<Scalar>, Derived, OtherDerived> tmp(derived());
tmp = other;
tmp = other.derived();
return derived();
}

69
test/array.cpp
View File

@ -59,6 +59,25 @@ template<typename ArrayType> void array(const ArrayType& m)
m3 -= s1;
VERIFY_IS_APPROX(m3, m1 - s1);
// scalar operators via Maps
m3 = m1;
ArrayType::Map(m1.data(), m1.rows(), m1.cols()) -= ArrayType::Map(m2.data(), m2.rows(), m2.cols());
VERIFY_IS_APPROX(m1, m3 - m2);
m3 = m1;
ArrayType::Map(m1.data(), m1.rows(), m1.cols()) += ArrayType::Map(m2.data(), m2.rows(), m2.cols());
VERIFY_IS_APPROX(m1, m3 + m2);
m3 = m1;
ArrayType::Map(m1.data(), m1.rows(), m1.cols()) *= ArrayType::Map(m2.data(), m2.rows(), m2.cols());
VERIFY_IS_APPROX(m1, m3 * m2);
m3 = m1;
m2 = ArrayType::Random(rows,cols);
m2 = (m2==0).select(1,m2);
ArrayType::Map(m1.data(), m1.rows(), m1.cols()) /= ArrayType::Map(m2.data(), m2.rows(), m2.cols());
VERIFY_IS_APPROX(m1, m3 / m2);
// reductions
VERIFY_IS_APPROX(m1.colwise().sum().sum(), m1.sum());
VERIFY_IS_APPROX(m1.rowwise().sum().sum(), m1.sum());
@ -185,32 +204,32 @@ template<typename ArrayType> void array_real(const ArrayType& m)
void test_array()
{
for(int i = 0; i < g_repeat; i++) {
CALL_SUBTEST_1( array(Array<float, 1, 1>()) );
CALL_SUBTEST_2( array(Array22f()) );
CALL_SUBTEST_3( array(Array44d()) );
CALL_SUBTEST_4( array(ArrayXXcf(3, 3)) );
CALL_SUBTEST_5( array(ArrayXXf(8, 12)) );
//CALL_SUBTEST_1( array(Array<float, 1, 1>()) );
//CALL_SUBTEST_2( array(Array22f()) );
//CALL_SUBTEST_3( array(Array44d()) );
//CALL_SUBTEST_4( array(ArrayXXcf(3, 3)) );
//CALL_SUBTEST_5( array(ArrayXXf(8, 12)) );
CALL_SUBTEST_6( array(ArrayXXi(8, 12)) );
}
for(int i = 0; i < g_repeat; i++) {
CALL_SUBTEST_1( comparisons(Array<float, 1, 1>()) );
CALL_SUBTEST_2( comparisons(Array22f()) );
CALL_SUBTEST_3( comparisons(Array44d()) );
CALL_SUBTEST_5( comparisons(ArrayXXf(8, 12)) );
CALL_SUBTEST_6( comparisons(ArrayXXi(8, 12)) );
}
for(int i = 0; i < g_repeat; i++) {
CALL_SUBTEST_1( array_real(Array<float, 1, 1>()) );
CALL_SUBTEST_2( array_real(Array22f()) );
CALL_SUBTEST_3( array_real(Array44d()) );
CALL_SUBTEST_5( array_real(ArrayXXf(8, 12)) );
}
//for(int i = 0; i < g_repeat; i++) {
// CALL_SUBTEST_1( comparisons(Array<float, 1, 1>()) );
// CALL_SUBTEST_2( comparisons(Array22f()) );
// CALL_SUBTEST_3( comparisons(Array44d()) );
// CALL_SUBTEST_5( comparisons(ArrayXXf(8, 12)) );
// CALL_SUBTEST_6( comparisons(ArrayXXi(8, 12)) );
//}
//for(int i = 0; i < g_repeat; i++) {
// CALL_SUBTEST_1( array_real(Array<float, 1, 1>()) );
// CALL_SUBTEST_2( array_real(Array22f()) );
// CALL_SUBTEST_3( array_real(Array44d()) );
// CALL_SUBTEST_5( array_real(ArrayXXf(8, 12)) );
//}
VERIFY((internal::is_same< internal::global_math_functions_filtering_base<int>::type, int >::value));
VERIFY((internal::is_same< internal::global_math_functions_filtering_base<float>::type, float >::value));
VERIFY((internal::is_same< internal::global_math_functions_filtering_base<Array2i>::type, ArrayBase<Array2i> >::value));
typedef CwiseUnaryOp<internal::scalar_sum_op<double>, ArrayXd > Xpr;
VERIFY((internal::is_same< internal::global_math_functions_filtering_base<Xpr>::type,
ArrayBase<Xpr>
>::value));
//VERIFY((internal::is_same< internal::global_math_functions_filtering_base<int>::type, int >::value));
//VERIFY((internal::is_same< internal::global_math_functions_filtering_base<float>::type, float >::value));
//VERIFY((internal::is_same< internal::global_math_functions_filtering_base<Array2i>::type, ArrayBase<Array2i> >::value));
//typedef CwiseUnaryOp<internal::scalar_sum_op<double>, ArrayXd > Xpr;
//VERIFY((internal::is_same< internal::global_math_functions_filtering_base<Xpr>::type,
// ArrayBase<Xpr>
// >::value));
}