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* remove ei_index, and let ei_traits propagate the index types

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* add an Index type template parapeter to sparse objects
This commit is contained in:
Gael Guennebaud
2010-06-03 08:41:11 +02:00
parent 38d8352b7b
commit 8350ab9fb8
40 changed files with 162 additions and 156 deletions
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10
Eigen/src/Core/util/Macros.h
View File

@@ -98,10 +98,6 @@
#define EIGEN_DEFAULT_DENSE_INDEX_TYPE std::ptrdiff_t
#endif
#ifndef EIGEN_DEFAULT_SPARSE_INDEX_TYPE
#define EIGEN_DEFAULT_SPARSE_INDEX_TYPE int
#endif
/** Allows to disable some optimizations which might affect the accuracy of the result.
* Such optimization are enabled by default, and set EIGEN_FAST_MATH to 0 to disable them.
* They currently include:
@@ -269,13 +265,13 @@
* documentation in a single line.
**/
#define EIGEN_GENERIC_PUBLIC_INTERFACE_NEW(Derived) \
#define EIGEN_GENERIC_PUBLIC_INTERFACE(Derived) \
typedef typename Eigen::ei_traits<Derived>::Scalar Scalar; /*!< \brief Numeric type, e.g. float, double, int or std::complex<float>. */ \
typedef typename Eigen::NumTraits<Scalar>::Real RealScalar; /*!< \brief The underlying numeric type for composed scalar types. \details In cases where Scalar is e.g. std::complex<T>, T were corresponding to RealScalar. */ \
typedef typename Base::CoeffReturnType CoeffReturnType; /*!< \brief The return type for coefficient access. \details Depending on whether the object allows direct coefficient access (e.g. for a MatrixXd), this type is either 'const Scalar&' or simply 'Scalar' for objects that do not allow direct coefficient access. */ \
typedef typename Eigen::ei_nested<Derived>::type Nested; \
typedef typename Eigen::ei_traits<Derived>::StorageKind StorageKind; \
typedef typename Eigen::ei_index<StorageKind>::type Index; \
typedef typename Eigen::ei_traits<Derived>::Index Index; \
enum { RowsAtCompileTime = Eigen::ei_traits<Derived>::RowsAtCompileTime, \
ColsAtCompileTime = Eigen::ei_traits<Derived>::ColsAtCompileTime, \
Flags = Eigen::ei_traits<Derived>::Flags, \
@@ -292,7 +288,7 @@
typedef typename Base::CoeffReturnType CoeffReturnType; /*!< \brief The return type for coefficient access. \details Depending on whether the object allows direct coefficient access (e.g. for a MatrixXd), this type is either 'const Scalar&' or simply 'Scalar' for objects that do not allow direct coefficient access. */ \
typedef typename Eigen::ei_nested<Derived>::type Nested; \
typedef typename Eigen::ei_traits<Derived>::StorageKind StorageKind; \
typedef typename Eigen::ei_index<StorageKind>::type Index; \
typedef typename Eigen::ei_traits<Derived>::Index Index; \
enum { RowsAtCompileTime = Eigen::ei_traits<Derived>::RowsAtCompileTime, \
ColsAtCompileTime = Eigen::ei_traits<Derived>::ColsAtCompileTime, \
MaxRowsAtCompileTime = Eigen::ei_traits<Derived>::MaxRowsAtCompileTime, \

13
Eigen/src/Core/util/XprHelper.h
View File

@@ -42,13 +42,14 @@ class ei_no_assignment_operator
ei_no_assignment_operator& operator=(const ei_no_assignment_operator&);
};
template<typename StorageKind> struct ei_index {};
typedef EIGEN_DEFAULT_DENSE_INDEX_TYPE DenseIndex;
template<>
struct ei_index<Dense>
{ typedef EIGEN_DEFAULT_DENSE_INDEX_TYPE type; };
typedef ei_index<Dense>::type DenseIndex;
/** \internal return the index type with the largest number of bits */
template<typename I1, typename I2>
struct ei_promote_index_type
{
typedef typename ei_meta_if<(sizeof(I1)<sizeof(I2)), I2, I1>::ret type;
};
/** \internal If the template parameter Value is Dynamic, this class is just a wrapper around a T variable that
* can be accessed using value() and setValue().