move Core/ to a src/ subdir, in preparation for following changes

Eigen/src/Core/Transpose.h

@@ -0,0 +1,99 @@
+// This file is part of Eigen, a lightweight C++ template library
+// for linear algebra. Eigen itself is part of the KDE project.
+//
+// Copyright (C) 2006-2007 Benoit Jacob <jacob@math.jussieu.fr>
+//
+// Eigen is free software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the Free Software
+// Foundation; either version 2 or (at your option) any later version.
+//
+// Eigen is distributed in the hope that it will be useful, but WITHOUT ANY
+// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+// FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+// details.
+//
+// You should have received a copy of the GNU General Public License along
+// with Eigen; if not, write to the Free Software Foundation, Inc., 51
+// Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+//
+// As a special exception, if other files instantiate templates or use macros
+// or functions from this file, or you compile this file and link it
+// with other works to produce a work based on this file, this file does not
+// by itself cause the resulting work to be covered by the GNU General Public
+// License. This exception does not invalidate any other reasons why a work
+// based on this file might be covered by the GNU General Public License.
+
+#ifndef EIGEN_TRANSPOSE_H
+#define EIGEN_TRANSPOSE_H
+
+/** \class Transpose
+  *
+  * \brief Expression of the transpose of a matrix
+  *
+  * \param MatrixType the type of the object of which we are taking the transpose
+  *
+  * This class represents an expression of the transpose of a matrix.
+  * It is the return type of MatrixBase::transpose() and MatrixBase::adjoint()
+  * and most of the time this is the only way it is used.
+  *
+  * \sa MatrixBase::transpose(), MatrixBase::adjoint()
+  */
+template<typename MatrixType> class Transpose
+  : public MatrixBase<typename MatrixType::Scalar, Transpose<MatrixType> >
+{
+  public:
+    typedef typename MatrixType::Scalar Scalar;
+    typedef typename MatrixType::Ref MatRef;
+    friend class MatrixBase<Scalar, Transpose<MatrixType> >;
+    
+    Transpose(const MatRef& matrix) : m_matrix(matrix) {}
+    
+    Transpose(const Transpose& other)
+      : m_matrix(other.m_matrix) {}
+    
+    EIGEN_INHERIT_ASSIGNMENT_OPERATORS(Transpose)
+    
+  private:
+    static const int _RowsAtCompileTime = MatrixType::ColsAtCompileTime,
+                     _ColsAtCompileTime = MatrixType::RowsAtCompileTime;
+
+    const Transpose& _ref() const { return *this; }
+    int _rows() const { return m_matrix.cols(); }
+    int _cols() const { return m_matrix.rows(); }
+    
+    Scalar& _coeffRef(int row, int col)
+    {
+      return m_matrix.coeffRef(col, row);
+    }
+    
+    Scalar _coeff(int row, int col) const
+    {
+      return m_matrix.coeff(col, row);
+    }
+    
+  protected:
+    MatRef m_matrix;
+};
+
+/** \returns an expression of the transpose of *this.
+  *
+  * Example: \include MatrixBase_transpose.cpp
+  * Output: \verbinclude MatrixBase_transpose.out
+  *
+  * \sa adjoint(), class DiagonalCoeffs */
+template<typename Scalar, typename Derived>
+Transpose<Derived>
+MatrixBase<Scalar, Derived>::transpose()
+{
+  return Transpose<Derived>(ref());
+}
+
+/** This is the const version of transpose(). \sa adjoint() */
+template<typename Scalar, typename Derived>
+const Transpose<Derived>
+MatrixBase<Scalar, Derived>::transpose() const
+{
+  return Transpose<Derived>(ref());
+}
+
+#endif // EIGEN_TRANSPOSE_H