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add the missing templated version of block for sub-vectors

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This commit is contained in:
Gael Guennebaud
2008-09-09 09:30:23 +00:00
parent c41ceee750
commit 703539110b
7 changed files with 67 additions and 8 deletions
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16
test/submatrices.cpp
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@@ -123,6 +123,22 @@ template<typename MatrixType> void submatrices(const MatrixType& m)
VERIFY_IS_APPROX(b, m1.block(3,3,BlockRows,BlockCols));
}
if (rows>2)
{
// test sub vectors
VERIFY_IS_APPROX(v1.template start<2>(), v1.block(0,0,2,1));
VERIFY_IS_APPROX(v1.template start<2>(), v1.start(2));
VERIFY_IS_APPROX(v1.template start<2>(), v1.block(0,2));
VERIFY_IS_APPROX(v1.template start<2>(), v1.template block<2>(0));
int i = rows-2;
VERIFY_IS_APPROX(v1.template end<2>(), v1.block(i,0,2,1));
VERIFY_IS_APPROX(v1.template end<2>(), v1.end(2));
VERIFY_IS_APPROX(v1.template end<2>(), v1.block(i,2));
VERIFY_IS_APPROX(v1.template end<2>(), v1.template block<2>(i));
i = ei_random(0,rows-2);
VERIFY_IS_APPROX(v1.block(i,2), v1.template block<2>(i));
}
// stress some basic stuffs with block matrices
VERIFY(ones.col(c1).sum() == Scalar(rows));
VERIFY(ones.row(r1).sum() == Scalar(cols));