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Complete rewrite of partial reduction according to mailing list discussions.

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This commit is contained in:
Gael Guennebaud
2008-07-19 11:36:32 +00:00
parent 8b4945a5a2
commit 7245c63067
4 changed files with 167 additions and 47 deletions
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9
Eigen/src/Core/MatrixBase.h
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@@ -501,13 +501,8 @@ template<typename Derived> class MatrixBase
bool all(void) const;
bool any(void) const;
template<typename BinaryOp>
const PartialRedux<Vertical, BinaryOp, Derived>
verticalRedux(const BinaryOp& func) const;
template<typename BinaryOp>
const PartialRedux<Horizontal, BinaryOp, Derived>
horizontalRedux(const BinaryOp& func) const;
const PartialRedux<Derived,Horizontal> rowwise() const;
const PartialRedux<Derived,Vertical> colwise() const;
static const CwiseNullaryOp<ei_scalar_random_op<Scalar>,Derived> random(int rows, int cols);
static const CwiseNullaryOp<ei_scalar_random_op<Scalar>,Derived> random(int size);

2
Eigen/src/Core/Redux.h
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@@ -81,7 +81,7 @@ struct ei_redux_impl<BinaryOp, Derived, Start, Dynamic>
* The template parameter \a BinaryOp is the type of the functor \a func which must be
* an assiociative operator. Both current STL and TR1 functor styles are handled.
*
* \sa MatrixBase::sum(), MatrixBase::minCoeff(), MatrixBase::maxCoeff(), MatrixBase::verticalRedux(), MatrixBase::horizontalRedux()
* \sa MatrixBase::sum(), MatrixBase::minCoeff(), MatrixBase::maxCoeff(), MatrixBase::colwise(), MatrixBase::rowwise()
*/
template<typename Derived>
template<typename BinaryOp>

3
Eigen/src/Core/util/ForwardDeclarations.h
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@@ -53,10 +53,11 @@ template<typename Lhs, typename Rhs, int ProductMode> class Product;
template<typename CoeffsVectorType> class DiagonalMatrix;
template<typename MatrixType> class DiagonalCoeffs;
template<typename MatrixType, int Alignment = Unaligned> class Map;
template<int Direction, typename UnaryOp, typename MatrixType> class PartialRedux;
template<typename MatrixType, unsigned int Mode> class Part;
template<typename MatrixType, unsigned int Mode> class Extract;
template<typename ExpressionType> class Cwise;
template<typename ExpressionType, int Direction> class PartialRedux;
template<typename MatrixType, typename BinaryOp, int Direction> class PartialReduxExpr;
template<typename Lhs, typename Rhs> struct ei_product_mode;
template<typename Lhs, typename Rhs, int ProductMode = ei_product_mode<Lhs,Rhs>::value> struct ProductReturnType;