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bug #1531: expose NumDimensions for solve and sparse expressions.

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This commit is contained in:
Gael Guennebaud 2018-06-08 16:55:10 +02:00
parent 89d65bb9d6
commit d6813fb1c5
2 changed files with 7 additions and 1 deletions
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3
Eigen/src/Core/SolverBase.h
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@ -56,7 +56,8 @@ class SolverBase : public EigenBase<Derived>
MaxSizeAtCompileTime = (internal::size_at_compile_time<internal::traits<Derived>::MaxRowsAtCompileTime,
internal::traits<Derived>::MaxColsAtCompileTime>::ret),
IsVectorAtCompileTime = internal::traits<Derived>::MaxRowsAtCompileTime == 1
|| internal::traits<Derived>::MaxColsAtCompileTime == 1
|| internal::traits<Derived>::MaxColsAtCompileTime == 1,
NumDimensions = int(MaxSizeAtCompileTime) == 1 ? 0 : bool(IsVectorAtCompileTime) ? 1 : 2
};
/** Default constructor */

5
Eigen/src/SparseCore/SparseMatrixBase.h
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@ -87,6 +87,11 @@ template<typename Derived> class SparseMatrixBase
* we are dealing with a column-vector (if there is only one column) or with
* a row-vector (if there is only one row). */
NumDimensions = int(MaxSizeAtCompileTime) == 1 ? 0 : bool(IsVectorAtCompileTime) ? 1 : 2,
/**< This value is equal to Tensor::NumDimensions, i.e. 0 for scalars, 1 for vectors,
* and 2 for matrices.
*/
Flags = internal::traits<Derived>::Flags,
/**< This stores expression \ref flags flags which may or may not be inherited by new expressions
* constructed from this one. See the \ref flags "list of flags".