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4x4 inverse:

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* change block selection threshold from 1e-2 to 1e-1
* add rigorous precision test
This commit is contained in:
Benoit Jacob
2009-11-23 10:13:21 -05:00
parent 06f11f3379
commit 44d0d667cd
5 changed files with 100 additions and 14 deletions
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8
test/inverse.cpp
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@@ -104,12 +104,4 @@ void test_inverse()
s = ei_random<int>(25,100);
CALL_SUBTEST_6( inverse(MatrixXcd(s,s)) );
}
#ifdef EIGEN_TEST_PART_4
// test some tricky cases for 4x4 matrices
VERIFY_IS_APPROX((Matrix4f() << 0,0,1,0, 1,0,0,0, 0,1,0,0, 0,0,0,1).finished().inverse(),
(Matrix4f() << 0,1,0,0, 0,0,1,0, 1,0,0,0, 0,0,0,1).finished());
VERIFY_IS_APPROX((Matrix4f() << 1,0,0,0, 0,0,1,0, 0,0,0,1, 0,1,0,0).finished().inverse(),
(Matrix4f() << 1,0,0,0, 0,0,0,1, 0,1,0,0, 0,0,1,0).finished());
#endif
}