diff options
Diffstat (limited to 'Eigen/src/Core/PermutationMatrix.h')
| -rw-r--r-- | Eigen/src/Core/PermutationMatrix.h | 46 |
1 files changed, 24 insertions, 22 deletions
diff --git a/Eigen/src/Core/PermutationMatrix.h b/Eigen/src/Core/PermutationMatrix.h index bc29f8142..1297b8413 100644 --- a/Eigen/src/Core/PermutationMatrix.h +++ b/Eigen/src/Core/PermutationMatrix.h @@ -105,13 +105,13 @@ class PermutationBase : public EigenBase<Derived> #endif /** \returns the number of rows */ - inline Index rows() const { return indices().size(); } + inline Index rows() const { return Index(indices().size()); } /** \returns the number of columns */ - inline Index cols() const { return indices().size(); } + inline Index cols() const { return Index(indices().size()); } /** \returns the size of a side of the respective square matrix, i.e., the number of indices */ - inline Index size() const { return indices().size(); } + inline Index size() const { return Index(indices().size()); } #ifndef EIGEN_PARSED_BY_DOXYGEN template<typename DenseDerived> @@ -139,9 +139,9 @@ class PermutationBase : public EigenBase<Derived> /** Resizes to given size. */ - inline void resize(Index size) + inline void resize(Index newSize) { - indices().resize(size); + indices().resize(newSize); } /** Sets *this to be the identity permutation matrix */ @@ -153,9 +153,9 @@ class PermutationBase : public EigenBase<Derived> /** Sets *this to be the identity permutation matrix of given size. */ - void setIdentity(Index size) + void setIdentity(Index newSize) { - resize(size); + resize(newSize); setIdentity(); } @@ -317,7 +317,7 @@ class PermutationMatrix : public PermutationBase<PermutationMatrix<SizeAtCompile * array's size. */ template<typename Other> - explicit inline PermutationMatrix(const MatrixBase<Other>& indices) : m_indices(indices) + explicit inline PermutationMatrix(const MatrixBase<Other>& a_indices) : m_indices(a_indices) {} /** Convert the Transpositions \a tr to a permutation matrix */ @@ -406,12 +406,12 @@ class Map<PermutationMatrix<SizeAtCompileTime, MaxSizeAtCompileTime, IndexType>, typedef typename IndicesType::Scalar Index; #endif - inline Map(const Index* indices) - : m_indices(indices) + inline Map(const Index* indicesPtr) + : m_indices(indicesPtr) {} - inline Map(const Index* indices, Index size) - : m_indices(indices,size) + inline Map(const Index* indicesPtr, Index size) + : m_indices(indicesPtr,size) {} /** Copies the other permutation into *this */ @@ -490,8 +490,8 @@ class PermutationWrapper : public PermutationBase<PermutationWrapper<_IndicesTyp typedef typename Traits::IndicesType IndicesType; #endif - inline PermutationWrapper(const IndicesType& indices) - : m_indices(indices) + inline PermutationWrapper(const IndicesType& a_indices) + : m_indices(a_indices) {} /** const version of indices(). */ @@ -541,24 +541,26 @@ struct permut_matrix_product_retval : public ReturnByValue<permut_matrix_product_retval<PermutationType, MatrixType, Side, Transposed> > { typedef typename remove_all<typename MatrixType::Nested>::type MatrixTypeNestedCleaned; + typedef typename MatrixType::Index Index; permut_matrix_product_retval(const PermutationType& perm, const MatrixType& matrix) : m_permutation(perm), m_matrix(matrix) {} - inline int rows() const { return m_matrix.rows(); } - inline int cols() const { return m_matrix.cols(); } + inline Index rows() const { return m_matrix.rows(); } + inline Index cols() const { return m_matrix.cols(); } template<typename Dest> inline void evalTo(Dest& dst) const { - const int n = Side==OnTheLeft ? rows() : cols(); - + const Index n = Side==OnTheLeft ? rows() : cols(); + // FIXME we need an is_same for expression that is not sensitive to constness. For instance + // is_same_xpr<Block<const Matrix>, Block<Matrix> >::value should be true. if(is_same<MatrixTypeNestedCleaned,Dest>::value && extract_data(dst) == extract_data(m_matrix)) { // apply the permutation inplace Matrix<bool,PermutationType::RowsAtCompileTime,1,0,PermutationType::MaxRowsAtCompileTime> mask(m_permutation.size()); mask.fill(false); - int r = 0; + Index r = 0; while(r < m_permutation.size()) { // search for the next seed @@ -566,10 +568,10 @@ struct permut_matrix_product_retval if(r>=m_permutation.size()) break; // we got one, let's follow it until we are back to the seed - int k0 = r++; - int kPrev = k0; + Index k0 = r++; + Index kPrev = k0; mask.coeffRef(k0) = true; - for(int k=m_permutation.indices().coeff(k0); k!=k0; k=m_permutation.indices().coeff(k)) + for(Index k=m_permutation.indices().coeff(k0); k!=k0; k=m_permutation.indices().coeff(k)) { Block<Dest, Side==OnTheLeft ? 1 : Dest::RowsAtCompileTime, Side==OnTheRight ? 1 : Dest::ColsAtCompileTime>(dst, k) .swap(Block<Dest, Side==OnTheLeft ? 1 : Dest::RowsAtCompileTime, Side==OnTheRight ? 1 : Dest::ColsAtCompileTime> |