intersect.hpp

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#pragma once

// Dependency:
#include <cfloat>
#include <limits>
#include "../glm.hpp"
#include "../geometric.hpp"
#include "../gtx/closest_point.hpp"
#include "../gtx/vector_query.hpp"

#ifndef GLM_ENABLE_EXPERIMENTAL
#   error "GLM: GLM_GTX_closest_point is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."
#endif

#if GLM_MESSAGES == GLM_ENABLE && !defined(GLM_EXT_INCLUDED)
#   pragma message("GLM: GLM_GTX_closest_point extension included")
#endif

namespace glm
{

    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);

    template<typename T, qualifier Q>
    GLM_FUNC_DECL bool intersectRayTriangle(
        vec<3, T, Q> const& orig, vec<3, T, Q> const& dir,
        vec<3, T, Q> const& v0, vec<3, T, Q> const& v1, vec<3, T, Q> const& v2,
        vec<2, T, Q>& baryPosition, T& distance);

    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);

    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);

    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);

    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"