2013-07-16 06:42:44 +00:00
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///////////////////////////////////////////////////////////////////////////////////
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/// OpenGL Mathematics (glm.g-truc.net)
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///
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/// Copyright (c) 2005 - 2012 G-Truc Creation (www.g-truc.net)
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/// Permission is hereby granted, free of charge, to any person obtaining a copy
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/// of this software and associated documentation files (the "Software"), to deal
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/// in the Software without restriction, including without limitation the rights
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/// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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/// copies of the Software, and to permit persons to whom the Software is
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/// furnished to do so, subject to the following conditions:
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///
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/// The above copyright notice and this permission notice shall be included in
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/// all copies or substantial portions of the Software.
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///
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/// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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/// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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/// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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/// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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/// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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/// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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/// THE SOFTWARE.
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///
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/// @ref gtx_intersect
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/// @file glm/gtx/intersect.hpp
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/// @date 2007-04-03 / 2011-06-07
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/// @author Christophe Riccio
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///
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/// @see core (dependence)
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/// @see gtx_closest_point (dependence)
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///
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/// @defgroup gtx_intersect GLM_GTX_intersect
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/// @ingroup gtx
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///
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/// @brief Add intersection functions
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///
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/// <glm/gtx/intersect.hpp> need to be included to use these functionalities.
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///////////////////////////////////////////////////////////////////////////////////
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#ifndef GLM_GTX_intersect
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#define GLM_GTX_intersect GLM_VERSION
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// Dependency:
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#include "../glm.hpp"
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#include "../gtx/closest_point.hpp"
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#if(defined(GLM_MESSAGES) && !defined(glm_ext))
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# pragma message("GLM: GLM_GTX_closest_point extension included")
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#endif
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namespace glm
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{
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/// @addtogroup gtx_intersect
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/// @{
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//! Compute the intersection of a ray and a triangle.
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//! From GLM_GTX_intersect extension.
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template <typename genType>
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bool intersectRayTriangle(
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genType const & orig, genType const & dir,
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genType const & vert0, genType const & vert1, genType const & vert2,
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genType & baryPosition);
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//! Compute the intersection of a line and a triangle.
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//! From GLM_GTX_intersect extension.
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template <typename genType>
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bool intersectLineTriangle(
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genType const & orig, genType const & dir,
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genType const & vert0, genType const & vert1, genType const & vert2,
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genType & position);
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//! Compute the intersection distance of a ray and a sphere.
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//! The ray direction vector is unit length.
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//! From GLM_GTX_intersect extension.
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template <typename genType>
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bool intersectRaySphere(
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genType const & rayStarting, genType const & rayNormalizedDirection,
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genType const & sphereCenter, const typename genType::value_type sphereRadiusSquered,
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typename genType::value_type & intersectionDistance);
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//! Compute the intersection of a ray and a sphere.
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//! From GLM_GTX_intersect extension.
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template <typename genType>
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bool intersectRaySphere(
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genType const & rayStarting, genType const & rayNormalizedDirection,
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genType const & sphereCenter, const typename genType::value_type sphereRadius,
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genType & intersectionPosition, genType & intersectionNormal);
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//! Compute the intersection of a line and a sphere.
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//! From GLM_GTX_intersect extension
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template <typename genType>
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bool intersectLineSphere(
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genType const & point0, genType const & point1,
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genType const & sphereCenter, typename genType::value_type sphereRadius,
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genType & intersectionPosition1, genType & intersectionNormal1,
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genType & intersectionPosition2 = genType(), genType & intersectionNormal2 = genType());
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/// @}
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}//namespace glm
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#include "intersect.inl"
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#endif//GLM_GTX_intersect
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