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the big Array/Cwise rework as discussed on the mailing list. The new API

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can be seen in Eigen/src/Core/Cwise.h.
This commit is contained in:
Benoit Jacob
2008-07-08 00:49:10 +00:00
parent c910c517b3
commit f5791eeb70
26 changed files with 465 additions and 389 deletions
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22
test/array.cpp
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@@ -44,15 +44,15 @@ template<typename MatrixType> void scalarAdd(const MatrixType& m)
Scalar s1 = ei_random<Scalar>(),
s2 = ei_random<Scalar>();
VERIFY_IS_APPROX(m1.array() + s1, s1 + m1.array());
VERIFY_IS_APPROX(m1.array() + s1, MatrixType::constant(rows,cols,s1) + m1);
VERIFY_IS_APPROX((m1*Scalar(2)).array() - s2, (m1+m1) - MatrixType::constant(rows,cols,s2) );
VERIFY_IS_APPROX(m1.cwise() + s1, s1 + m1.cwise());
VERIFY_IS_APPROX(m1.cwise() + s1, MatrixType::constant(rows,cols,s1) + m1);
VERIFY_IS_APPROX((m1*Scalar(2)).cwise() - s2, (m1+m1) - MatrixType::constant(rows,cols,s2) );
m3 = m1;
m3.array() += s2;
VERIFY_IS_APPROX(m3, m1.array() + s2);
m3.cwise() += s2;
VERIFY_IS_APPROX(m3, m1.cwise() + s2);
m3 = m1;
m3.array() -= s1;
VERIFY_IS_APPROX(m3, m1.array() - s1);
m3.cwise() -= s1;
VERIFY_IS_APPROX(m3, m1.cwise() - s1);
}
template<typename MatrixType> void comparisons(const MatrixType& m)
@@ -70,14 +70,14 @@ template<typename MatrixType> void comparisons(const MatrixType& m)
m2 = MatrixType::random(rows, cols),
m3(rows, cols);
VERIFY((m1.array() + Scalar(1)).array() > m1.array());
VERIFY((m1.array() - Scalar(1)).array() < m1.array());
VERIFY(((m1.cwise() + Scalar(1)).cwise() > m1).all());
VERIFY(((m1.cwise() - Scalar(1)).cwise() < m1).all());
if (rows*cols>1)
{
m3 = m1;
m3(r,c) += 1;
VERIFY(! (m1.array() < m3.array()) );
VERIFY(! (m1.array() > m3.array()) );
VERIFY(! (m1.cwise() < m3).all() );
VERIFY(! (m1.cwise() > m3).all() );
}
}