44 lines
910 B
C++
44 lines
910 B
C++
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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#ifndef INCLUDED_O3TL_CLAMP_HXX
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#define INCLUDED_O3TL_CLAMP_HXX
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#include <sal/config.h>
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#include <algorithm>
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#include <cassert>
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#include <config_global.h>
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// C++17 std::clamp
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namespace o3tl
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{
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#if defined __cpp_lib_clamp
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using std::clamp;
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#else
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template <typename T> constexpr const T& clamp(const T& v, const T& lo, const T& hi)
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{
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#if HAVE_CXX14_CONSTEXPR
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assert(!(hi < lo));
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#endif
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return v < lo ? lo : (hi < v ? hi : v);
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}
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#endif
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}
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */
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