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_intersect 24 /// @file glm/gtx/intersect.hpp 25 /// @date 2007-04-03 / 2011-06-07 26 /// @author Christophe Riccio 27 /// 28 /// @see core (dependence) 29 /// @see gtx_closest_point (dependence) 30 /// 31 /// @defgroup gtx_intersect GLM_GTX_intersect 32 /// @ingroup gtx 33 /// 34 /// @brief Add intersection functions 35 /// 36 /// <glm/gtx/intersect.hpp> need to be included to use these functionalities. 37 /////////////////////////////////////////////////////////////////////////////////// 38 39 #ifndef GLM_GTX_intersect 40 #define GLM_GTX_intersect 41 42 // Dependency: 43 #include "../glm.hpp" 44 #include "../gtx/closest_point.hpp" 45 46 #if(defined(GLM_MESSAGES) && !defined(GLM_EXT_INCLUDED)) 47 # pragma message("GLM: GLM_GTX_closest_point extension included") 48 #endif 49 50 namespace glm 51 { 52 /// @addtogroup gtx_intersect 53 /// @{ 54 55 //! Compute the intersection of a ray and a triangle. 56 //! Ray direction and plane normal must be unit length. 57 //! From GLM_GTX_intersect extension. 58 template <typename genType> 59 GLM_FUNC_DECL bool intersectRayPlane( 60 genType const & orig, genType const & dir, 61 genType const & planeOrig, genType const & planeNormal, 62 typename genType::value_type & intersectionDistance); 63 64 //! Compute the intersection of a ray and a triangle. 65 //! From GLM_GTX_intersect extension. 66 template <typename genType> 67 GLM_FUNC_DECL bool intersectRayTriangle( 68 genType const & orig, genType const & dir, 69 genType const & vert0, genType const & vert1, genType const & vert2, 70 genType & baryPosition); 71 72 //! Compute the intersection of a line and a triangle. 73 //! From GLM_GTX_intersect extension. 74 template <typename genType> 75 GLM_FUNC_DECL bool intersectLineTriangle( 76 genType const & orig, genType const & dir, 77 genType const & vert0, genType const & vert1, genType const & vert2, 78 genType & position); 79 80 //! Compute the intersection distance of a ray and a sphere. 81 //! The ray direction vector is unit length. 82 //! From GLM_GTX_intersect extension. 83 template <typename genType> 84 GLM_FUNC_DECL bool intersectRaySphere( 85 genType const & rayStarting, genType const & rayNormalizedDirection, 86 genType const & sphereCenter, typename genType::value_type const sphereRadiusSquered, 87 typename genType::value_type & intersectionDistance); 88 89 //! Compute the intersection of a ray and a sphere. 90 //! From GLM_GTX_intersect extension. 91 template <typename genType> 92 GLM_FUNC_DECL bool intersectRaySphere( 93 genType const & rayStarting, genType const & rayNormalizedDirection, 94 genType const & sphereCenter, const typename genType::value_type sphereRadius, 95 genType & intersectionPosition, genType & intersectionNormal); 96 97 //! Compute the intersection of a line and a sphere. 98 //! From GLM_GTX_intersect extension 99 template <typename genType> 100 GLM_FUNC_DECL bool intersectLineSphere( 101 genType const & point0, genType const & point1, 102 genType const & sphereCenter, typename genType::value_type sphereRadius, 103 genType & intersectionPosition1, genType & intersectionNormal1, 104 genType & intersectionPosition2 = genType(), genType & intersectionNormal2 = genType()); 105 106 /// @} 107 }//namespace glm 108 109 #include "intersect.inl" 110 111 #endif//GLM_GTX_intersect 112