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authorGravatar Gael Guennebaud <g.gael@free.fr>2015-02-07 22:00:46 +0100
committerGravatar Gael Guennebaud <g.gael@free.fr>2015-02-07 22:00:46 +0100
commit7838fda82cfc49b40e8d3a615bb05711815b50e1 (patch)
treec7aef0134cb94bc4ba33edd92a762c5caacfce34 /Eigen/src/Core/util
parentb1eca55328436f9778254c6bbc8852910a0d3d2a (diff)
Add a SparseCompressedBase class providing (un)compressed accessors (like data()/*Stride() for dense matrices),
and a CompressedAccessBit flag (similar to DirectAccessBit for dense matrices).
Diffstat (limited to 'Eigen/src/Core/util')
-rw-r--r--Eigen/src/Core/util/Constants.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/Eigen/src/Core/util/Constants.h b/Eigen/src/Core/util/Constants.h
index 9b40093f0..d1855b50b 100644
--- a/Eigen/src/Core/util/Constants.h
+++ b/Eigen/src/Core/util/Constants.h
@@ -163,6 +163,19 @@ const unsigned int NestByRefBit = 0x100;
* \sa \ref RowMajorBit, \ref TopicStorageOrders */
const unsigned int NoPreferredStorageOrderBit = 0x200;
+/** \ingroup flags
+ *
+ * Means that the underlying coefficients can be accessed through pointers to the sparse (un)compressed storage format,
+ * that is, the expression provides:
+ * \code
+ inline const Scalar* valuePtr() const;
+ inline const Index* innerIndexPtr() const;
+ inline const Index* outerIndexPtr() const;
+ inline const Index* innerNonZeroPtr() const;
+ \endcode
+ */
+const unsigned int CompressedAccessBit = 0x400;
+
// list of flags that are inherited by default
const unsigned int HereditaryBits = RowMajorBit