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* fix multiple temporary copies for coeff based products

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* introduce a lazy product version of the coefficient based implementation
  => flagged is not used anymore
  => small outer product are now lazy by default (aliasing is really unlikely for outer products)
This commit is contained in:
Gael Guennebaud
2010-02-09 11:05:39 +01:00
parent 0398e21198
commit 5686eca7b1
8 changed files with 75 additions and 49 deletions
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5
Eigen/src/Core/util/ForwardDeclarations.h
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@@ -49,9 +49,10 @@ template<typename NullaryOp, typename MatrixType> class CwiseNullaryOp;
template<typename UnaryOp, typename MatrixType> class CwiseUnaryOp;
template<typename ViewOp, typename MatrixType> class CwiseUnaryView;
template<typename BinaryOp, typename Lhs, typename Rhs> class CwiseBinaryOp;
template<typename BinOp, typename MatrixType> class SelfCwiseBinaryOp;
template<typename BinOp, typename MatrixType> class SelfCwiseBinaryOp;
template<typename Derived, typename Lhs, typename Rhs> class ProductBase;
template<typename Lhs, typename Rhs, int Mode> class GeneralProduct;
template<typename Lhs, typename Rhs, int Mode> class GeneralProduct;
template<typename Lhs, typename Rhs, int NestingFlags> class CoeffBasedProduct;
template<typename Derived> class DiagonalBase;
template<typename _DiagonalVectorType> class DiagonalWrapper;