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Diffstat (limited to 'src/mesh/assimp-master/include/assimp/vector3.h')
| -rw-r--r-- | src/mesh/assimp-master/include/assimp/vector3.h | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/src/mesh/assimp-master/include/assimp/vector3.h b/src/mesh/assimp-master/include/assimp/vector3.h new file mode 100644 index 0000000..a886def --- /dev/null +++ b/src/mesh/assimp-master/include/assimp/vector3.h @@ -0,0 +1,167 @@ +/* +--------------------------------------------------------------------------- +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. +--------------------------------------------------------------------------- +*/ +/** @file vector3.h + * @brief 3D vector structure, including operators when compiling in C++ + */ +#pragma once +#ifndef AI_VECTOR3D_H_INC +#define AI_VECTOR3D_H_INC + +#ifdef __GNUC__ +# pragma GCC system_header +#endif + +#ifdef __cplusplus +# include <cmath> +#else +# include <math.h> +#endif + +#include <assimp/defs.h> + +#ifdef __cplusplus + +template<typename TReal> class aiMatrix3x3t; +template<typename TReal> class aiMatrix4x4t; + +// --------------------------------------------------------------------------- +/// @brief Represents a three-dimensional vector. +// --------------------------------------------------------------------------- +template <typename TReal> +class aiVector3t { +public: + /// @brief The default class constructor. + aiVector3t() AI_NO_EXCEPT : x(), y(), z() {} + + /// @brief The class constructor with the components. + /// @param _x The x-component for the vector. + /// @param _y The y-component for the vector. + /// @param _z The z-component for the vector. + aiVector3t(TReal _x, TReal _y, TReal _z) : x(_x), y(_y), z(_z) {} + + /// @brief The class constructor with a default value. + /// @param _xyz The value for x, y and z. + explicit aiVector3t (TReal _xyz ) : x(_xyz), y(_xyz), z(_xyz) {} + + /// @brief The copy constructor. + /// @param o The instance to copy from. + aiVector3t( const aiVector3t& o ) = default; + + /// @brief combined operators + /// @brief The copy constructor. + const aiVector3t& operator += (const aiVector3t& o); + + /// @brief The copy constructor. + const aiVector3t& operator -= (const aiVector3t& o); + + /// @brief The copy constructor. + const aiVector3t& operator *= (TReal f); + + /// @brief The copy constructor. + const aiVector3t& operator /= (TReal f); + + /// @brief Transform vector by matrix + aiVector3t& operator *= (const aiMatrix3x3t<TReal>& mat); + aiVector3t& operator *= (const aiMatrix4x4t<TReal>& mat); + + /// @brief access a single element, const. + TReal operator[](unsigned int i) const; + + /// @brief access a single element, non-const. + TReal& operator[](unsigned int i); + + // comparison + bool operator== (const aiVector3t& other) const; + bool operator!= (const aiVector3t& other) const; + bool operator < (const aiVector3t& other) const; + + /// @brief + bool Equal(const aiVector3t &other, TReal epsilon = ai_epsilon) const; + + template <typename TOther> + operator aiVector3t<TOther> () const; + + /** @brief Set the components of a vector + * @param pX X component + * @param pY Y component + * @param pZ Z component */ + void Set( TReal pX, TReal pY, TReal pZ); + + /** @brief Get the squared length of the vector + * @return Square length */ + TReal SquareLength() const; + + /** @brief Get the length of the vector + * @return length */ + TReal Length() const; + + + /** @brief Normalize the vector */ + aiVector3t& Normalize(); + + /** @brief Normalize the vector with extra check for zero vectors */ + aiVector3t& NormalizeSafe(); + + /** @brief Componentwise multiplication of two vectors + * + * Note that vec*vec yields the dot product. + * @param o Second factor */ + const aiVector3t SymMul(const aiVector3t& o); + + TReal x, y, z; +}; + + +typedef aiVector3t<ai_real> aiVector3D; + +#else + +struct aiVector3D { + ai_real x, y, z; +}; + +#endif // __cplusplus + +#ifdef __cplusplus + +#endif // __cplusplus + +#endif // AI_VECTOR3D_H_INC |