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diff --git a/src/mesh/assimp-master/include/assimp/MathFunctions.h b/src/mesh/assimp-master/include/assimp/MathFunctions.h
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-/*
----------------------------------------------------------------------------
-Open Asset Import Library (assimp)
----------------------------------------------------------------------------
-
-Copyright (c) 2006-2022, assimp team
-
-All rights reserved.
-
-Redistribution and use of this software in source and binary forms,
-with or without modification, are permitted provided that the following
-conditions are met:
-
-* Redistributions of source code must retain the above
- copyright notice, this list of conditions and the
- following disclaimer.
-
-* Redistributions in binary form must reproduce the above
- copyright notice, this list of conditions and the
- following disclaimer in the documentation and/or other
- materials provided with the distribution.
-
-* Neither the name of the assimp team, nor the names of its
- contributors may be used to endorse or promote products
- derived from this software without specific prior
- written permission of the assimp team.
-
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
----------------------------------------------------------------------------
-*/
-
-#pragma once
-
-#ifdef __GNUC__
-# pragma GCC system_header
-#endif
-
-/** @file MathFunctions.h
-* @brief Implementation of math utility functions.
- *
-*/
-
-#include <limits>
-
-namespace Assimp {
-namespace Math {
-
-/// @brief Will return the greatest common divisor.
-/// @param a [in] Value a.
-/// @param b [in] Value b.
-/// @return The greatest common divisor.
-template <typename IntegerType>
-inline IntegerType gcd( IntegerType a, IntegerType b ) {
- const IntegerType zero = (IntegerType)0;
- while ( true ) {
- if ( a == zero ) {
- return b;
- }
- b %= a;
-
- if ( b == zero ) {
- return a;
- }
- a %= b;
- }
-}
-
-/// @brief Will return the greatest common divisor.
-/// @param a [in] Value a.
-/// @param b [in] Value b.
-/// @return The greatest common divisor.
-template < typename IntegerType >
-inline IntegerType lcm( IntegerType a, IntegerType b ) {
- const IntegerType t = gcd (a,b);
- if (!t) {
- return t;
- }
- return a / t * b;
-}
-/// @brief Will return the smallest epsilon-value for the requested type.
-/// @return The numercical limit epsilon depending on its type.
-template<class T>
-inline T getEpsilon() {
- return std::numeric_limits<T>::epsilon();
-}
-
-/// @brief Will return the constant PI for the requested type.
-/// @return Pi
-template<class T>
-inline T aiPi() {
- return static_cast<T>(3.14159265358979323846);
-}
-
-} // namespace Math
-} // namespace Assimp