48 lines
1017 BLFS
C++
48 lines
1017 BLFS
C++
/**
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* @file
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*
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* @author Mamadou Babaei <mamadou@senseglove.com>
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*
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* @section LICENSE
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*
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* Copyright (c) 2020 - 2022 SenseGlove
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*
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* @section DESCRIPTION
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*
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* Floating point related utility macros and methods.
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*/
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#pragma once
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#include "MathDefines.hpp"
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#include "Platform.hpp"
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#define SG_SMALL_NUMBER (1.e-8f)
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#define SG_KINDA_SMALL_NUMBER (1.e-4f)
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namespace SGCore
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{
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namespace Util
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{
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class SGCORE_API FloatUtils;
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}// namespace Util
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}// namespace SGCore
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class SGCORE_API SGCore::Util::FloatUtils
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{
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public:
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static SG_FORCEINLINE bool IsNearlyEqual(const float a, const float b, const float errorTolerance = SG_SMALL_NUMBER)
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{
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return std::abs(a - b) <= errorTolerance;
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}
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static SG_FORCEINLINE bool IsNearlyZero(const float value, const float errorTolerance = SG_SMALL_NUMBER)
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{
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return std::abs(value) <= errorTolerance;
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}
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public:
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FloatUtils() = delete;
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virtual ~FloatUtils() = delete;
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}; |