ea9904c896
Change-Id: I7447e649dc3ef4e51242f69c7486a3e84e103d2e Reviewed-on: https://gerrit.libreoffice.org/c/core/+/166159 Tested-by: Jenkins Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>
48 lines
1.2 KiB
C++
48 lines
1.2 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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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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#pragma once
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#include <sal/config.h>
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#include <sal/types.h>
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#include <tools/long.hxx>
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#include <limits>
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#include <type_traits>
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inline sal_uInt32 AlignedWidth4Bytes(sal_uInt32 nWidthBits)
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{
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if (nWidthBits > SAL_MAX_UINT32 - 31)
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nWidthBits = SAL_MAX_UINT32;
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else
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nWidthBits += 31;
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return (nWidthBits >> 5) << 2;
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}
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//valid range: (-180,180]
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template <typename T>
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[[nodiscard]] inline typename std::enable_if<std::is_signed<T>::value, T>::type
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NormAngle180(T angle)
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{
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while (angle <= -180)
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angle += 360;
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while (angle > 180)
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angle -= 360;
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return angle;
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}
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//valid range: [0,360)
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template <typename T> [[nodiscard]] inline T NormAngle360(T angle)
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{
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while (angle < 0)
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angle += 360;
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while (angle >= 360)
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angle -= 360;
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return angle;
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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