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fix dot product, add norm/norm2/normalized

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add fuzzy compares for matrices/vectors
add random matrix/vector generation
This commit is contained in:
Benoit Jacob
2007-10-10 06:09:56 +00:00
parent 7f0a546a81
commit 06e1e0d83b
9 changed files with 221 additions and 48 deletions
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14
src/Core/Object.h
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@@ -42,6 +42,7 @@ template<typename Scalar, typename Derived> class EiObject
typedef typename EiForwardDecl<Derived>::Ref Ref;
typedef typename EiForwardDecl<Derived>::ConstRef ConstRef;
typedef typename EiNumTraits<Scalar>::Real RealScalar;
int rows() const { return static_cast<const Derived *>(this)->_rows(); }
int cols() const { return static_cast<const Derived *>(this)->_cols(); }
@@ -92,8 +93,17 @@ template<typename Scalar, typename Derived> class EiObject
template<typename OtherDerived>
Scalar dot(const OtherDerived& other) const;
Scalar norm2() const { assert(IsVector); return dot(*this); }
Scalar norm() const { assert(IsVector); return EiSqrt(dot(*this)); }
RealScalar norm2() const;
RealScalar norm() const;
EiScalarProduct<Derived> normalized() const;
static EiEval<EiRandom<Derived> >
random(int rows = RowsAtCompileTime, int cols = ColsAtCompileTime);
template<typename OtherDerived>
bool isApprox(const OtherDerived& other) const;
template<typename OtherDerived>
bool isNegligible(const OtherDerived& other) const;
template<typename OtherDerived>
EiMatrixProduct<Derived, OtherDerived>