vrshoot
diff libs/assimp/assimp/vector3.inl @ 0:b2f14e535253
initial commit
author | John Tsiombikas <nuclear@member.fsf.org> |
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date | Sat, 01 Feb 2014 19:58:19 +0200 |
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1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/libs/assimp/assimp/vector3.inl Sat Feb 01 19:58:19 2014 +0200 1.3 @@ -0,0 +1,212 @@ 1.4 +/* 1.5 +--------------------------------------------------------------------------- 1.6 +Open Asset Import Library (assimp) 1.7 +--------------------------------------------------------------------------- 1.8 + 1.9 +Copyright (c) 2006-2012, assimp team 1.10 + 1.11 +All rights reserved. 1.12 + 1.13 +Redistribution and use of this software in source and binary forms, 1.14 +with or without modification, are permitted provided that the following 1.15 +conditions are met: 1.16 + 1.17 +* Redistributions of source code must retain the above 1.18 + copyright notice, this list of conditions and the 1.19 + following disclaimer. 1.20 + 1.21 +* Redistributions in binary form must reproduce the above 1.22 + copyright notice, this list of conditions and the 1.23 + following disclaimer in the documentation and/or other 1.24 + materials provided with the distribution. 1.25 + 1.26 +* Neither the name of the assimp team, nor the names of its 1.27 + contributors may be used to endorse or promote products 1.28 + derived from this software without specific prior 1.29 + written permission of the assimp team. 1.30 + 1.31 +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 1.32 +"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 1.33 +LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 1.34 +A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 1.35 +OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 1.36 +SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 1.37 +LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 1.38 +DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 1.39 +THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 1.40 +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 1.41 +OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 1.42 +--------------------------------------------------------------------------- 1.43 +*/ 1.44 + 1.45 +/** @file aiVector3D.inl 1.46 + * @brief Inline implementation of aiVector3t<TReal> operators 1.47 + */ 1.48 +#ifndef AI_VECTOR3D_INL_INC 1.49 +#define AI_VECTOR3D_INL_INC 1.50 + 1.51 +#ifdef __cplusplus 1.52 +#include "vector3.h" 1.53 + 1.54 +// ------------------------------------------------------------------------------------------------ 1.55 +/** Transformation of a vector by a 3x3 matrix */ 1.56 +template <typename TReal> 1.57 +inline aiVector3t<TReal> operator * (const aiMatrix3x3t<TReal>& pMatrix, const aiVector3t<TReal>& pVector) 1.58 +{ 1.59 + aiVector3t<TReal> res; 1.60 + res.x = pMatrix.a1 * pVector.x + pMatrix.a2 * pVector.y + pMatrix.a3 * pVector.z; 1.61 + res.y = pMatrix.b1 * pVector.x + pMatrix.b2 * pVector.y + pMatrix.b3 * pVector.z; 1.62 + res.z = pMatrix.c1 * pVector.x + pMatrix.c2 * pVector.y + pMatrix.c3 * pVector.z; 1.63 + return res; 1.64 +} 1.65 + 1.66 +// ------------------------------------------------------------------------------------------------ 1.67 +/** Transformation of a vector by a 4x4 matrix */ 1.68 +template <typename TReal> 1.69 +inline aiVector3t<TReal> operator * (const aiMatrix4x4t<TReal>& pMatrix, const aiVector3t<TReal>& pVector) 1.70 +{ 1.71 + aiVector3t<TReal> res; 1.72 + res.x = pMatrix.a1 * pVector.x + pMatrix.a2 * pVector.y + pMatrix.a3 * pVector.z + pMatrix.a4; 1.73 + res.y = pMatrix.b1 * pVector.x + pMatrix.b2 * pVector.y + pMatrix.b3 * pVector.z + pMatrix.b4; 1.74 + res.z = pMatrix.c1 * pVector.x + pMatrix.c2 * pVector.y + pMatrix.c3 * pVector.z + pMatrix.c4; 1.75 + return res; 1.76 +} 1.77 +// ------------------------------------------------------------------------------------------------ 1.78 +template <typename TReal> 1.79 +template <typename TOther> 1.80 +aiVector3t<TReal>::operator aiVector3t<TOther> () const { 1.81 + return aiVector3t<TOther>(static_cast<TOther>(x),static_cast<TOther>(y),static_cast<TOther>(z)); 1.82 +} 1.83 +// ------------------------------------------------------------------------------------------------ 1.84 +template <typename TReal> 1.85 +AI_FORCE_INLINE void aiVector3t<TReal>::Set( TReal pX, TReal pY, TReal pZ) { 1.86 + x = pX; y = pY; z = pZ; 1.87 +} 1.88 +// ------------------------------------------------------------------------------------------------ 1.89 +template <typename TReal> 1.90 +AI_FORCE_INLINE TReal aiVector3t<TReal>::SquareLength() const { 1.91 + return x*x + y*y + z*z; 1.92 +} 1.93 +// ------------------------------------------------------------------------------------------------ 1.94 +template <typename TReal> 1.95 +AI_FORCE_INLINE TReal aiVector3t<TReal>::Length() const { 1.96 + return sqrt( SquareLength()); 1.97 +} 1.98 +// ------------------------------------------------------------------------------------------------ 1.99 +template <typename TReal> 1.100 +AI_FORCE_INLINE aiVector3t<TReal>& aiVector3t<TReal>::Normalize() { 1.101 + *this /= Length(); return *this; 1.102 +} 1.103 +// ------------------------------------------------------------------------------------------------ 1.104 +template <typename TReal> 1.105 +AI_FORCE_INLINE const aiVector3t<TReal>& aiVector3t<TReal>::operator += (const aiVector3t<TReal>& o) { 1.106 + x += o.x; y += o.y; z += o.z; return *this; 1.107 +} 1.108 +// ------------------------------------------------------------------------------------------------ 1.109 +template <typename TReal> 1.110 +AI_FORCE_INLINE const aiVector3t<TReal>& aiVector3t<TReal>::operator -= (const aiVector3t<TReal>& o) { 1.111 + x -= o.x; y -= o.y; z -= o.z; return *this; 1.112 +} 1.113 +// ------------------------------------------------------------------------------------------------ 1.114 +template <typename TReal> 1.115 +AI_FORCE_INLINE const aiVector3t<TReal>& aiVector3t<TReal>::operator *= (TReal f) { 1.116 + x *= f; y *= f; z *= f; return *this; 1.117 +} 1.118 +// ------------------------------------------------------------------------------------------------ 1.119 +template <typename TReal> 1.120 +AI_FORCE_INLINE const aiVector3t<TReal>& aiVector3t<TReal>::operator /= (TReal f) { 1.121 + x /= f; y /= f; z /= f; return *this; 1.122 +} 1.123 +// ------------------------------------------------------------------------------------------------ 1.124 +template <typename TReal> 1.125 +AI_FORCE_INLINE aiVector3t<TReal>& aiVector3t<TReal>::operator *= (const aiMatrix3x3t<TReal>& mat){ 1.126 + return(*this = mat * (*this)); 1.127 +} 1.128 +// ------------------------------------------------------------------------------------------------ 1.129 +template <typename TReal> 1.130 +AI_FORCE_INLINE aiVector3t<TReal>& aiVector3t<TReal>::operator *= (const aiMatrix4x4t<TReal>& mat){ 1.131 + return(*this = mat * (*this)); 1.132 +} 1.133 +// ------------------------------------------------------------------------------------------------ 1.134 +template <typename TReal> 1.135 +AI_FORCE_INLINE TReal aiVector3t<TReal>::operator[](unsigned int i) const { 1.136 + return *(&x + i); 1.137 +} 1.138 +// ------------------------------------------------------------------------------------------------ 1.139 +template <typename TReal> 1.140 +AI_FORCE_INLINE TReal& aiVector3t<TReal>::operator[](unsigned int i) { 1.141 + return *(&x + i); 1.142 +} 1.143 +// ------------------------------------------------------------------------------------------------ 1.144 +template <typename TReal> 1.145 +AI_FORCE_INLINE bool aiVector3t<TReal>::operator== (const aiVector3t<TReal>& other) const { 1.146 + return x == other.x && y == other.y && z == other.z; 1.147 +} 1.148 +// ------------------------------------------------------------------------------------------------ 1.149 +template <typename TReal> 1.150 +AI_FORCE_INLINE bool aiVector3t<TReal>::operator!= (const aiVector3t<TReal>& other) const { 1.151 + return x != other.x || y != other.y || z != other.z; 1.152 +} 1.153 +// ------------------------------------------------------------------------------------------------ 1.154 +template <typename TReal> 1.155 +AI_FORCE_INLINE const aiVector3t<TReal> aiVector3t<TReal>::SymMul(const aiVector3t<TReal>& o) { 1.156 + return aiVector3t<TReal>(x*o.x,y*o.y,z*o.z); 1.157 +} 1.158 +// ------------------------------------------------------------------------------------------------ 1.159 +// symmetric addition 1.160 +template <typename TReal> 1.161 +AI_FORCE_INLINE aiVector3t<TReal> operator + (const aiVector3t<TReal>& v1, const aiVector3t<TReal>& v2) { 1.162 + return aiVector3t<TReal>( v1.x + v2.x, v1.y + v2.y, v1.z + v2.z); 1.163 +} 1.164 +// ------------------------------------------------------------------------------------------------ 1.165 +// symmetric subtraction 1.166 +template <typename TReal> 1.167 +AI_FORCE_INLINE aiVector3t<TReal> operator - (const aiVector3t<TReal>& v1, const aiVector3t<TReal>& v2) { 1.168 + return aiVector3t<TReal>( v1.x - v2.x, v1.y - v2.y, v1.z - v2.z); 1.169 +} 1.170 +// ------------------------------------------------------------------------------------------------ 1.171 +// scalar product 1.172 +template <typename TReal> 1.173 +AI_FORCE_INLINE TReal operator * (const aiVector3t<TReal>& v1, const aiVector3t<TReal>& v2) { 1.174 + return v1.x*v2.x + v1.y*v2.y + v1.z*v2.z; 1.175 +} 1.176 +// ------------------------------------------------------------------------------------------------ 1.177 +// scalar multiplication 1.178 +template <typename TReal> 1.179 +AI_FORCE_INLINE aiVector3t<TReal> operator * ( TReal f, const aiVector3t<TReal>& v) { 1.180 + return aiVector3t<TReal>( f*v.x, f*v.y, f*v.z); 1.181 +} 1.182 +// ------------------------------------------------------------------------------------------------ 1.183 +// and the other way around 1.184 +template <typename TReal> 1.185 +AI_FORCE_INLINE aiVector3t<TReal> operator * ( const aiVector3t<TReal>& v, TReal f) { 1.186 + return aiVector3t<TReal>( f*v.x, f*v.y, f*v.z); 1.187 +} 1.188 +// ------------------------------------------------------------------------------------------------ 1.189 +// scalar division 1.190 +template <typename TReal> 1.191 +AI_FORCE_INLINE aiVector3t<TReal> operator / ( const aiVector3t<TReal>& v, TReal f) { 1.192 + return v * (1/f); 1.193 +} 1.194 +// ------------------------------------------------------------------------------------------------ 1.195 +// vector division 1.196 +template <typename TReal> 1.197 +AI_FORCE_INLINE aiVector3t<TReal> operator / ( const aiVector3t<TReal>& v, const aiVector3t<TReal>& v2) { 1.198 + return aiVector3t<TReal>(v.x / v2.x,v.y / v2.y,v.z / v2.z); 1.199 +} 1.200 +// ------------------------------------------------------------------------------------------------ 1.201 +// cross product 1.202 +template <typename TReal> 1.203 +AI_FORCE_INLINE aiVector3t<TReal> operator ^ ( const aiVector3t<TReal>& v1, const aiVector3t<TReal>& v2) { 1.204 + return aiVector3t<TReal>( v1.y*v2.z - v1.z*v2.y, v1.z*v2.x - v1.x*v2.z, v1.x*v2.y - v1.y*v2.x); 1.205 +} 1.206 +// ------------------------------------------------------------------------------------------------ 1.207 +// vector negation 1.208 +template <typename TReal> 1.209 +AI_FORCE_INLINE aiVector3t<TReal> operator - ( const aiVector3t<TReal>& v) { 1.210 + return aiVector3t<TReal>( -v.x, -v.y, -v.z); 1.211 +} 1.212 + 1.213 + 1.214 +#endif // __cplusplus 1.215 +#endif // AI_VECTOR3D_INL_INC