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Add blocking inside HouseholderQR based on code from Vincent Lejeune.

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This is all internal stuff for now.
This commit is contained in:
Gael Guennebaud
2010-06-17 18:30:47 +02:00
parent bc99c82d17
commit 22d07ec2e3
4 changed files with 137 additions and 6 deletions
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8
test/qr.cpp
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@@ -36,10 +36,10 @@ template<typename MatrixType> void qr(const MatrixType& m)
MatrixType a = MatrixType::Random(rows,cols);
HouseholderQR<MatrixType> qrOfA(a);
MatrixQType q = qrOfA.householderQ();
VERIFY_IS_UNITARY(q);
MatrixType r = qrOfA.matrixQR().template triangularView<Upper>();
VERIFY_IS_APPROX(a, qrOfA.householderQ() * r);
}
@@ -112,8 +112,8 @@ template<typename MatrixType> void qr_verify_assert()
void test_qr()
{
for(int i = 0; i < g_repeat; i++) {
CALL_SUBTEST_1( qr(MatrixXf(47,40)) );
CALL_SUBTEST_2( qr(MatrixXcd(17,7)) );
CALL_SUBTEST_1( qr(MatrixXf(ei_random<int>(1,200),ei_random<int>(1,200))) );
CALL_SUBTEST_2( qr(MatrixXcd(ei_random<int>(1,200),ei_random<int>(1,200))) );
CALL_SUBTEST_3(( qr_fixedsize<Matrix<float,3,4>, 2 >() ));
CALL_SUBTEST_4(( qr_fixedsize<Matrix<double,6,2>, 4 >() ));
CALL_SUBTEST_5(( qr_fixedsize<Matrix<double,2,5>, 7 >() ));