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* introducte recursive Flags system for the expressions

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-- currently 3 flags: RowMajor, Lazy and Large
 -- only RowMajor actually used for now
* many minor improvements
This commit is contained in:
Benoit Jacob
2008-03-30 18:43:22 +00:00
parent 758b26551a
commit f279162ec4
26 changed files with 153 additions and 115 deletions
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7
Eigen/src/Core/Redux.h
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@@ -92,7 +92,10 @@ struct ei_traits<PartialRedux<Direction, BinaryOp, MatrixType> >
RowsAtCompileTime = Direction==Vertical ? 1 : MatrixType::RowsAtCompileTime,
ColsAtCompileTime = Direction==Horizontal ? 1 : MatrixType::ColsAtCompileTime,
MaxRowsAtCompileTime = MatrixType::MaxRowsAtCompileTime,
MaxColsAtCompileTime = MatrixType::MaxColsAtCompileTime
MaxColsAtCompileTime = MatrixType::MaxColsAtCompileTime,
Flags = (RowsAtCompileTime == Dynamic || ColsAtCompileTime == Dynamic)
? (unsigned int)MatrixType::Flags
: (unsigned int)MatrixType::Flags & ~Large
};
};
@@ -112,7 +115,7 @@ class PartialRedux : ei_no_assignment_operator,
int _rows() const { return (Direction==Vertical ? 1 : m_matrix.rows()); }
int _cols() const { return (Direction==Horizontal ? 1 : m_matrix.cols()); }
Scalar _coeff(int i, int j) const
const Scalar _coeff(int i, int j) const
{
if (Direction==Vertical)
return this->col(j).redux(m_functor);