GitHub-Proxy/eigen
1
0
Fork 0
mirror of https://gitlab.com/libeigen/eigen.git synced 2025-04-22 01:29:35 +08:00
Code Issues Packages Projects Releases Wiki Activity

Fix compilation of coeff(Index) on sub-inner-panels

Browse Source
This commit is contained in:
Gael Guennebaud 2014-09-08 09:50:03 +02:00
parent dacd39ea76
commit 188a13f9fe
4 changed files with 17 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
Eigen/src/Core/Block.h
View File

@ -101,7 +101,8 @@ struct traits<Block<XprType, BlockRows, BlockCols, InnerPanel> > : traits<XprTyp
// FIXME, this traits is rather specialized for dense object and it needs to be cleaned further
FlagsLvalueBit = is_lvalue<XprType>::value ? LvalueBit : 0,
FlagsRowMajorBit = IsRowMajor ? RowMajorBit : 0,
Flags = (traits<XprType>::Flags & DirectAccessBit) | FlagsLvalueBit | FlagsRowMajorBit // FIXME DirectAccessBit should not be handled by expressions
Flags = (traits<XprType>::Flags & DirectAccessBit) | FlagsLvalueBit | FlagsRowMajorBit
// FIXME DirectAccessBit should not be handled by expressions
#endif
};
};

2
Eigen/src/Core/CoreEvaluators.h
View File

@ -722,7 +722,7 @@ struct evaluator<Block<ArgType, BlockRows, BlockCols, InnerPanel> >
? PacketAccessBit : 0,
MaskAlignedBit = (InnerPanel && (OuterStrideAtCompileTime!=Dynamic) && (((OuterStrideAtCompileTime * int(sizeof(Scalar))) % EIGEN_ALIGN_BYTES) == 0)) ? AlignedBit : 0,
FlagsLinearAccessBit = (RowsAtCompileTime == 1 || ColsAtCompileTime == 1 || (InnerPanel && (traits<XprType>::Flags&LinearAccessBit))) ? LinearAccessBit : 0,
FlagsLinearAccessBit = (RowsAtCompileTime == 1 || ColsAtCompileTime == 1 || (InnerPanel && (evaluator<ArgType>::Flags&LinearAccessBit))) ? LinearAccessBit : 0,
FlagsRowMajorBit = XprType::Flags&RowMajorBit,
Flags0 = evaluator<ArgType>::Flags & ( (HereditaryBits & ~RowMajorBit) |
DirectAccessBit |

6
Eigen/src/Core/MapBase.h
View File

@ -11,9 +11,15 @@
#ifndef EIGEN_MAPBASE_H
#define EIGEN_MAPBASE_H
#ifndef EIGEN_TEST_EVALUATORS
#define EIGEN_STATIC_ASSERT_INDEX_BASED_ACCESS(Derived) \
EIGEN_STATIC_ASSERT((int(internal::traits<Derived>::Flags) & LinearAccessBit) || Derived::IsVectorAtCompileTime, \
YOU_ARE_TRYING_TO_USE_AN_INDEX_BASED_ACCESSOR_ON_AN_EXPRESSION_THAT_DOES_NOT_SUPPORT_THAT)
#else
#define EIGEN_STATIC_ASSERT_INDEX_BASED_ACCESS(Derived) \
EIGEN_STATIC_ASSERT((int(internal::evaluator<Derived>::Flags) & LinearAccessBit) || Derived::IsVectorAtCompileTime, \
YOU_ARE_TRYING_TO_USE_AN_INDEX_BASED_ACCESSOR_ON_AN_EXPRESSION_THAT_DOES_NOT_SUPPORT_THAT)
#endif
namespace Eigen {

8
test/block.cpp
View File

@ -130,6 +130,14 @@ template<typename MatrixType> void block(const MatrixType& m)
VERIFY(numext::real(ones.col(c1).dot(ones.col(c2))) == RealScalar(rows));
VERIFY(numext::real(ones.row(r1).dot(ones.row(r2))) == RealScalar(cols));
// chekc that linear acccessors works on blocks
m1 = m1_copy;
if((MatrixType::Flags&RowMajorBit)==0)
VERIFY_IS_EQUAL(m1.leftCols(c1).coeff(r1+c1*rows), m1(r1,c1));
else
VERIFY_IS_EQUAL(m1.topRows(r1).coeff(c1+r1*cols), m1(r1,c1));
// now test some block-inside-of-block.