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More Index related stuff.

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This commit is contained in:
Hauke Heibel
2010-06-21 11:36:00 +02:00
parent 5f65a89f49
commit dc6ad5e25b
12 changed files with 36 additions and 30 deletions
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9
test/determinant.cpp
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@@ -31,7 +31,8 @@ template<typename MatrixType> void determinant(const MatrixType& m)
/* this test covers the following files:
Determinant.h
*/
int size = m.rows();
typedef typename MatrixType::Index Index;
Index size = m.rows();
MatrixType m1(size, size), m2(size, size);
m1.setRandom();
@@ -41,10 +42,10 @@ template<typename MatrixType> void determinant(const MatrixType& m)
VERIFY_IS_APPROX(MatrixType::Identity(size, size).determinant(), Scalar(1));
VERIFY_IS_APPROX((m1*m2).eval().determinant(), m1.determinant() * m2.determinant());
if(size==1) return;
int i = ei_random<int>(0, size-1);
int j;
Index i = ei_random<Index>(0, size-1);
Index j;
do {
j = ei_random<int>(0, size-1);
j = ei_random<Index>(0, size-1);
} while(j==i);
m2 = m1;
m2.row(i).swap(m2.row(j));