devtools/eigen
1
0
Fork 0
mirror of https://gitlab.com/libeigen/eigen.git synced 2026-04-10 11:34:33 +08:00
Code Issues Packages Projects Releases Wiki Activity

alpha 3.1. in this commit:

Browse Source 
- finally get the Eval stuff right. get back to having Eval as
  a subclass of Matrix with limited functionality, and then,
  add a typedef MatrixType to get the actual matrix type.
- add swap(), findBiggestCoeff()
- bugfix by Ramon in Transpose
- new demo: doc/echelon.cpp
This commit is contained in:
Benoit Jacob
2008-01-15 13:55:47 +00:00
parent 9c9a42cc49
commit c67e717404
32 changed files with 262 additions and 94 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
Eigen/src/Core/Matrix.h
View File

@@ -111,13 +111,11 @@ class Matrix : public MatrixBase<_Scalar, Matrix<_Scalar, _Rows, _Cols,
typedef _Scalar Scalar;
typedef MatrixRef<Matrix> Ref;
friend class MatrixRef<Matrix>;
template<typename ExpressionType> friend class Eval;
private:
enum {
RowsAtCompileTime = _Rows,
ColsAtCompileTime = _Cols,
SizeAtCompileTime = _Rows == Dynamic || _Cols == Dynamic ? Dynamic : _Rows * _Cols,
StorageOrder = _StorageOrder,
MaxRowsAtCompileTime = _MaxRows,
MaxColsAtCompileTime = _MaxCols,
@@ -167,14 +165,9 @@ class Matrix : public MatrixBase<_Scalar, Matrix<_Scalar, _Rows, _Cols,
&& cols > 0
&& (MaxColsAtCompileTime == Dynamic || MaxColsAtCompileTime >= cols)
&& (ColsAtCompileTime == Dynamic || ColsAtCompileTime == cols));
if(SizeAtCompileTime == Dynamic)
{
const int size = rows * cols;
if(size > m_rows.value() * m_cols.value())
m_array.resize(size);
m_rows.setValue(rows);
m_cols.setValue(cols);
}
m_rows.setValue(rows);
m_cols.setValue(cols);
m_array.resize(rows * cols);
}
/** Copies the value of the expression \a other into *this.