61 lines
1.6 KiB
C++
61 lines
1.6 KiB
C++
/*
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* This file is part of the Colobot: Gold Edition source code
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* Copyright (C) 2001-2023, Daniel Roux, EPSITEC SA & TerranovaTeam
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* http://epsitec.ch; http://colobot.info; http://github.com/colobot
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see http://gnu.org/licenses
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*/
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/**
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* \file math/const.h
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* \brief Constants used in math functions
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*/
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#pragma once
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#include <cmath>
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// Math module namespace
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namespace Math
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{
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//! Tolerance level -- minimum accepted float value
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constexpr float TOLERANCE = 1e-6f;
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//! Very small number (used in testing/returning some values)
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constexpr float VERY_SMALL_NUM = 1e-6f;
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//! Very big number (used in testing/returning some values)
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constexpr float VERY_BIG_NUM = 1e6f;
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//! Huge number
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constexpr float HUGE_NUM = 1.0e+38f;
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//! PI
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constexpr float PI = 3.14159265358979323846f;
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//! Degrees to radians multiplier
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constexpr float DEG_TO_RAD = 0.01745329251994329547f;
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//! Radians to degrees multiplier
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constexpr float RAD_TO_DEG = 57.29577951308232286465f;
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//! Natural logarithm of 2
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const float LOG_2 = std::log(2.0f);
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} // namespace Math
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