1 /////////////////////////////////////////////////////////////////////////////////// 2 /// OpenGL Mathematics (glm.g-truc.net) 3 /// 4 /// Copyright (c) 2005 - 2014 G-Truc Creation (www.g-truc.net) 5 /// Permission is hereby granted, free of charge, to any person obtaining a copy 6 /// of this software and associated documentation files (the "Software"), to deal 7 /// in the Software without restriction, including without limitation the rights 8 /// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 /// copies of the Software, and to permit persons to whom the Software is 10 /// furnished to do so, subject to the following conditions: 11 /// 12 /// The above copyright notice and this permission notice shall be included in 13 /// all copies or substantial portions of the Software. 14 /// 15 /// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 /// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 /// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 /// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 /// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 /// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 21 /// THE SOFTWARE. 22 /// 23 /// @ref gtx_normal 24 /// @file glm/gtx/normal.hpp 25 /// @date 2005-12-21 / 2011-06-07 26 /// @author Christophe Riccio 27 /// 28 /// @see core (dependence) 29 /// @see gtx_extented_min_max (dependence) 30 /// 31 /// @defgroup gtx_normal GLM_GTX_normal 32 /// @ingroup gtx 33 /// 34 /// @brief Compute the normal of a triangle. 35 /// 36 /// <glm/gtx/normal.hpp> need to be included to use these functionalities. 37 /////////////////////////////////////////////////////////////////////////////////// 38 39 #ifndef GLM_GTX_normal 40 #define GLM_GTX_normal 41 42 // Dependency: 43 #include "../glm.hpp" 44 45 #if(defined(GLM_MESSAGES) && !defined(GLM_EXT_INCLUDED)) 46 # pragma message("GLM: GLM_GTX_normal extension included") 47 #endif 48 49 namespace glm 50 { 51 /// @addtogroup gtx_normal 52 /// @{ 53 54 //! Computes triangle normal from triangle points. 55 //! From GLM_GTX_normal extension. 56 template <typename T, precision P> 57 GLM_FUNC_DECL detail::tvec3<T, P> triangleNormal( 58 detail::tvec3<T, P> const & p1, 59 detail::tvec3<T, P> const & p2, 60 detail::tvec3<T, P> const & p3); 61 62 /// @} 63 }//namespace glm 64 65 #include "normal.inl" 66 67 #endif//GLM_GTX_normal 68