mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-10-05 18:08:59 +00:00
8839e8a019
Currently includes the following predicates: - Sum - Product - Maximum - Minimum - BitwiseAnd - BitwiseOr - BitwiseXor
104 lines
3.1 KiB
C++
104 lines
3.1 KiB
C++
//============================================================================
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// Copyright (c) Kitware, Inc.
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// All rights reserved.
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// See LICENSE.txt for details.
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// This software is distributed WITHOUT ANY WARRANTY; without even
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// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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// PURPOSE. See the above copyright notice for more information.
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//
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// Copyright 2014 Sandia Corporation.
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// Copyright 2014 UT-Battelle, LLC.
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// Copyright 2014 Los Alamos National Security.
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//
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// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
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// the U.S. Government retains certain rights in this software.
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//
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// Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
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// Laboratory (LANL), the U.S. Government retains certain rights in
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// this software.
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//============================================================================
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#ifndef vtk_m_BinaryPredicates_h
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#define vtk_m_BinaryPredicates_h
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#include <vtkm/internal/ExportMacros.h>
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namespace vtkm {
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/// Binary Predicate that takes two arguments argument \c x, and \c y and
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/// returns True if and only if \c x is equal to \c y.
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/// Note: Requires Type \p T implement the == operator.
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struct Equal
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{
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template<typename T>
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VTKM_EXEC_CONT_EXPORT bool operator()(const T& x, const T& y) const
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{
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return x == y;
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}
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};
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/// Binary Predicate that takes two arguments argument \c x, and \c y and
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/// returns True if and only if \c x is not equal to \c y.
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/// Note: Requires Type \p T implement the != operator.
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struct NotEqual
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{
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template<typename T>
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VTKM_EXEC_CONT_EXPORT bool operator()(const T& x, const T& y) const
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{
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return x != y;
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}
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};
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/// Binary Predicate that takes two arguments argument \c x, and \c y and
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/// returns True if and only if \c x is less than \c y.
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/// Note: Requires Type \p T implement the < operator.
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struct SortLess
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{
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template<typename T>
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VTKM_EXEC_CONT_EXPORT bool operator()(const T& x, const T& y) const
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{
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return x < y;
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}
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};
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/// Binary Predicate that takes two arguments argument \c x, and \c y and
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/// returns True if and only if \c x is greater than \c y.
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/// Note: Requires Type \p T implement the < operator, as we invert the
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/// comparison
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struct SortGreater
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{
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template<typename T>
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VTKM_EXEC_CONT_EXPORT bool operator()(const T& x, const T& y) const
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{
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return y < x;
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}
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};
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/// Binary Predicate that takes two arguments argument \c x, and \c y and
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/// returns True if and only if \c x and \c y are True.
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/// Note: Requires Type \p T to be convertible to \c bool or implement the
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/// && operator.
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struct LogicalAnd
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{
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template<typename T>
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VTKM_EXEC_CONT_EXPORT bool operator()(const T& x, const T& y) const
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{
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return x && y;
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}
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};
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/// Binary Predicate that takes two arguments argument \c x, and \c y and
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/// returns True if and only if \c x or \c y is True.
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/// Note: Requires Type \p T to be convertible to \c bool or implement the
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/// || operator.
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struct LogicalOr
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{
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template<typename T>
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VTKM_EXEC_CONT_EXPORT bool operator()(const T& x, const T& y) const
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{
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return x || y;
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}
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};
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} // namespace vtkm
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#endif //vtk_m_BinaryPredicates_h
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