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125 lines
3.6 KiB
C++
125 lines
3.6 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) 2006-2008 Benoit Jacob <jacob@math.jussieu.fr>
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//
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// Eigen is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 3 of the License, or (at your option) any later version.
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//
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// Alternatively, you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of
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// the License, 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 Lesser General Public License or the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License and a copy of the GNU General Public License along with
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// Eigen. If not, see <http://www.gnu.org/licenses/>.
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#ifndef EIGEN_UTIL_H
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#define EIGEN_UTIL_H
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#ifdef EIGEN_DONT_USE_UNROLLED_LOOPS
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#define EIGEN_UNROLLED_LOOPS (false)
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#else
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#define EIGEN_UNROLLED_LOOPS (true)
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#endif
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#ifdef EIGEN_DEFAULT_TO_ROW_MAJOR
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#define EIGEN_DEFAULT_MATRIX_STORAGE_ORDER RowMajor
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#else
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#define EIGEN_DEFAULT_MATRIX_STORAGE_ORDER ColumnMajor
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#endif
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#undef minor
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#define USING_PART_OF_NAMESPACE_EIGEN \
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EIGEN_USING_MATRIX_TYPEDEFS \
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using Eigen::Matrix; \
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using Eigen::MatrixBase;
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#ifdef EIGEN_INTERNAL_DEBUGGING
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#define eigen_internal_assert(x) assert(x);
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#else
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#define eigen_internal_assert(x)
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#endif
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#ifdef NDEBUG
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#define EIGEN_ONLY_USED_FOR_DEBUG(x) (void)x
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#else
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#define EIGEN_ONLY_USED_FOR_DEBUG(x)
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#endif
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#ifdef __GNUC__
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#define EIGEN_ALWAYS_INLINE __attribute__((always_inline))
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#else
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#define EIGEN_ALWAYS_INLINE
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#endif
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#define EIGEN_INHERIT_ASSIGNMENT_OPERATOR(Derived, Op) \
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template<typename OtherScalar, typename OtherDerived> \
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Derived& operator Op(const MatrixBase<OtherScalar, OtherDerived>& other) \
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{ \
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return Base::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 Base::operator Op(other); \
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}
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#define EIGEN_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 Base::operator Op(scalar); \
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}
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#define EIGEN_INHERIT_ASSIGNMENT_OPERATORS(Derived) \
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EIGEN_INHERIT_ASSIGNMENT_OPERATOR(Derived, =) \
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EIGEN_INHERIT_ASSIGNMENT_OPERATOR(Derived, +=) \
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EIGEN_INHERIT_ASSIGNMENT_OPERATOR(Derived, -=) \
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EIGEN_INHERIT_SCALAR_ASSIGNMENT_OPERATOR(Derived, *=) \
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EIGEN_INHERIT_SCALAR_ASSIGNMENT_OPERATOR(Derived, /=)
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#define EIGEN_ENUM_MIN(a,b) (((int)a <= (int)b) ? (int)a : (int)b)
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const int Dynamic = -10;
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const int ColumnMajor = 0;
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const int RowMajor = 1;
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enum CornerType { TopLeft, TopRight, BottomLeft, BottomRight };
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//classes inheriting NoOperatorEquals don't generate a default operator=.
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class NoOperatorEquals
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{
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private:
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NoOperatorEquals& operator=(const NoOperatorEquals&);
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};
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template<int Value> class IntAtRunTimeIfDynamic
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{
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public:
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IntAtRunTimeIfDynamic() {}
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explicit IntAtRunTimeIfDynamic(int) {}
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static int value() { return Value; }
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void setValue(int) {}
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};
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template<> class IntAtRunTimeIfDynamic<Dynamic>
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{
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int m_value;
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IntAtRunTimeIfDynamic() {}
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public:
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explicit IntAtRunTimeIfDynamic(int value) : m_value(value) {}
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int value() const { return m_value; }
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void setValue(int value) { m_value = value; }
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};
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#endif // EIGEN_UTIL_H
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