/usr/include/glm/gtx/intersect.hpp is in libglm-dev 0.9.8.3-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 | /// @ref gtx_intersect
/// @file glm/gtx/intersect.hpp
///
/// @see core (dependence)
/// @see gtx_closest_point (dependence)
///
/// @defgroup gtx_intersect GLM_GTX_intersect
/// @ingroup gtx
///
/// @brief Add intersection functions
///
/// <glm/gtx/intersect.hpp> need to be included to use these functionalities.
#pragma once
// Dependency:
#include <cfloat>
#include <limits>
#include "../glm.hpp"
#include "../geometric.hpp"
#include "../gtx/closest_point.hpp"
#include "../gtx/vector_query.hpp"
#if GLM_MESSAGES == GLM_MESSAGES_ENABLED && !defined(GLM_EXT_INCLUDED)
# pragma message("GLM: GLM_GTX_closest_point extension included")
#endif
namespace glm
{
/// @addtogroup gtx_intersect
/// @{
//! Compute the intersection of a ray and a plane.
//! Ray direction and plane normal must be unit length.
//! From GLM_GTX_intersect extension.
template <typename genType>
GLM_FUNC_DECL bool intersectRayPlane(
genType const & orig, genType const & dir,
genType const & planeOrig, genType const & planeNormal,
typename genType::value_type & intersectionDistance);
//! Compute the intersection of a ray and a triangle.
//! From GLM_GTX_intersect extension.
template <typename genType>
GLM_FUNC_DECL bool intersectRayTriangle(
genType const & orig, genType const & dir,
genType const & vert0, genType const & vert1, genType const & vert2,
genType & baryPosition);
//! Compute the intersection of a line and a triangle.
//! From GLM_GTX_intersect extension.
template <typename genType>
GLM_FUNC_DECL bool intersectLineTriangle(
genType const & orig, genType const & dir,
genType const & vert0, genType const & vert1, genType const & vert2,
genType & position);
//! Compute the intersection distance of a ray and a sphere.
//! The ray direction vector is unit length.
//! From GLM_GTX_intersect extension.
template <typename genType>
GLM_FUNC_DECL bool intersectRaySphere(
genType const & rayStarting, genType const & rayNormalizedDirection,
genType const & sphereCenter, typename genType::value_type const sphereRadiusSquered,
typename genType::value_type & intersectionDistance);
//! Compute the intersection of a ray and a sphere.
//! From GLM_GTX_intersect extension.
template <typename genType>
GLM_FUNC_DECL bool intersectRaySphere(
genType const & rayStarting, genType const & rayNormalizedDirection,
genType const & sphereCenter, const typename genType::value_type sphereRadius,
genType & intersectionPosition, genType & intersectionNormal);
//! Compute the intersection of a line and a sphere.
//! From GLM_GTX_intersect extension
template <typename genType>
GLM_FUNC_DECL bool intersectLineSphere(
genType const & point0, genType const & point1,
genType const & sphereCenter, typename genType::value_type sphereRadius,
genType & intersectionPosition1, genType & intersectionNormal1,
genType & intersectionPosition2 = genType(), genType & intersectionNormal2 = genType());
/// @}
}//namespace glm
#include "intersect.inl"
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