108 lines
3.7 KiB
C++
108 lines
3.7 KiB
C++
// This file is part of Eigen, a lightweight C++ template library
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// for linear algebra. Eigen itself is part of the KDE project.
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//
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// Copyright (C) 2006-2007 Benoit Jacob <jacob@math.jussieu.fr>
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//
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// Eigen is free software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the Free Software
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// Foundation; either version 2 or (at your option) any later version.
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//
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// Eigen is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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// FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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// details.
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//
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// You should have received a copy of the GNU General Public License along
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// with Eigen; if not, write to the Free Software Foundation, Inc., 51
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// Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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//
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// As a special exception, if other files instantiate templates or use macros
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// or functions from this file, or you compile this file and link it
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// with other works to produce a work based on this file, this file does not
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// by itself cause the resulting work to be covered by the GNU General Public
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// License. This exception does not invalidate any other reasons why a work
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// based on this file might be covered by the GNU General Public License.
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#ifndef EI_UTIL_H
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#define EI_UTIL_H
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#include <iostream>
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#include <complex>
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#include <cassert>
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#undef minor
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#define EI_UNUSED(x) (void)x
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#define EI_CHECK_RANGES(matrix, row, col) \
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assert(row >= 0 && row < (matrix).rows() && col >= 0 && col < (matrix).cols())
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#define EI_CHECK_ROW_RANGE(matrix, row) \
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assert(row >= 0 && row < (matrix).rows())
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#define EI_CHECK_COL_RANGE(matrix, col) \
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assert(col >= 0 && col < (matrix).cols())
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//forward declarations
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template<typename _Scalar, int _Rows, int _Cols> class EiMatrix;
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template<typename MatrixType> class EiMatrixRef;
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template<typename MatrixType> class EiMatrixConstRef;
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template<typename MatrixType> class EiRow;
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template<typename MatrixType> class EiColumn;
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template<typename MatrixType> class EiMinor;
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template<typename MatrixType> class EiBlock;
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template<typename Lhs, typename Rhs> class EiSum;
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template<typename Lhs, typename Rhs> class EiDifference;
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template<typename Lhs, typename Rhs> class EiMatrixProduct;
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template<typename MatrixType> class EiScalarProduct;
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template<typename ExpressionType> class EiEval;
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template<typename T> struct EiForwardDecl
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{
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typedef T Ref;
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typedef T ConstRef;
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};
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template<typename _Scalar, int _Rows, int _Cols>
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struct EiForwardDecl<EiMatrix<_Scalar, _Rows, _Cols> >
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{
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typedef EiMatrixRef<EiMatrix<_Scalar, _Rows, _Cols> > Ref;
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typedef EiMatrixConstRef<EiMatrix<_Scalar, _Rows, _Cols> > ConstRef;
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};
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const int EiDynamic = -1;
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#define EI_UNUSED(x) (void)x
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#ifdef __GNUC__
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# define EI_ALWAYS_INLINE __attribute__((always_inline))
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# define EI_RESTRICT /*__restrict__*/
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#else
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# define EI_ALWAYS_INLINE
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# define EI_RESTRICT
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#endif
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#define EI_INHERIT_ASSIGNMENT_OPERATOR(Derived, Op) \
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template<typename OtherScalar, typename OtherDerived> \
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Derived& operator Op(const EiObject<OtherScalar, OtherDerived>& other) \
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{ \
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return EiObject<Scalar, Derived>::operator Op(other); \
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} \
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Derived& operator Op(const Derived& other) \
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{ \
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return EiObject<Scalar, Derived>::operator Op(other); \
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}
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#define EI_INHERIT_SCALAR_ASSIGNMENT_OPERATOR(Derived, Op) \
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template<typename Other> \
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Derived& operator Op(const Other& scalar) \
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{ \
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return EiObject<Scalar, Derived>::operator Op(scalar); \
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}
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#define EI_INHERIT_ASSIGNMENT_OPERATORS(Derived) \
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EI_INHERIT_ASSIGNMENT_OPERATOR(Derived, =) \
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EI_INHERIT_ASSIGNMENT_OPERATOR(Derived, +=) \
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EI_INHERIT_ASSIGNMENT_OPERATOR(Derived, -=) \
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EI_INHERIT_SCALAR_ASSIGNMENT_OPERATOR(Derived, *=) \
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EI_INHERIT_SCALAR_ASSIGNMENT_OPERATOR(Derived, /=)
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#endif // EI_UTIL_H
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