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Fix 4x4 inverse with non-linear destination

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This commit is contained in:
Gael Guennebaud
2016-08-30 23:16:38 +02:00
parent e7fbbc2748
commit 8c48d42530
2 changed files with 31 additions and 12 deletions
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15
test/prec_inverse_4x4.cpp
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@@ -53,14 +53,29 @@ template<typename MatrixType> void inverse_general_4x4(int repeat)
// FIXME that 1.25 used to be 1.2 until we tested gcc 4.1 on 30 June 2010 and got 1.21.
VERIFY(error_avg < (NumTraits<Scalar>::IsComplex ? 8.0 : 1.25));
VERIFY(error_max < (NumTraits<Scalar>::IsComplex ? 64.0 : 20.0));
{
int s = 5;//internal::random<int>(4,10);
int i = 0;//internal::random<int>(0,s-4);
int j = 0;//internal::random<int>(0,s-4);
Matrix<Scalar,5,5> mat(s,s);
mat.setRandom();
MatrixType submat = mat.template block<4,4>(i,j);
MatrixType mat_inv = mat.template block<4,4>(i,j).inverse();
VERIFY_IS_APPROX(mat_inv, submat.inverse());
mat.template block<4,4>(i,j) = submat.inverse();
VERIFY_IS_APPROX(mat_inv, (mat.template block<4,4>(i,j)));
}
}
void test_prec_inverse_4x4()
{
CALL_SUBTEST_1((inverse_permutation_4x4<Matrix4f>()));
CALL_SUBTEST_1(( inverse_general_4x4<Matrix4f>(200000 * g_repeat) ));
CALL_SUBTEST_1(( inverse_general_4x4<Matrix<float,4,4,RowMajor> >(200000 * g_repeat) ));
CALL_SUBTEST_2((inverse_permutation_4x4<Matrix<double,4,4,RowMajor> >()));
CALL_SUBTEST_2(( inverse_general_4x4<Matrix<double,4,4,ColMajor> >(200000 * g_repeat) ));
CALL_SUBTEST_2(( inverse_general_4x4<Matrix<double,4,4,RowMajor> >(200000 * g_repeat) ));
CALL_SUBTEST_3((inverse_permutation_4x4<Matrix4cf>()));