/*
 * This file is part of the Colobot: Gold Edition source code
 * Copyright (C) 2001-2014, Daniel Roux, EPSITEC SA & TerranovaTeam
 * http://epsiteс.ch; http://colobot.info; http://github.com/colobot
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see http://gnu.org/licenses
 */

/**
 * \file math/const.h
 * \brief Constants used in math functions
 */

#pragma once


#include <cmath>


// Math module namespace
namespace Math {


//! Tolerance level -- minimum accepted float value
const float TOLERANCE = 1e-6f;

//! Very small number (used in testing/returning some values)
const float VERY_SMALL_NUM = 1e-6f;
//! Very big number (used in testing/returning some values)
const float VERY_BIG_NUM = 1e6f;

//! Huge number
const float HUGE_NUM = 1.0e+38f;

//! PI
const float PI       = 3.14159265358979323846f;

//! Degrees to radians multiplier
const float DEG_TO_RAD =  0.01745329251994329547f;
//! Radians to degrees multiplier
const float RAD_TO_DEG = 57.29577951308232286465f;

//! Natural logarithm of 2
const float LOG_2 = log(2.0f);


} // namespace Math