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35 lines
958 B
35 lines
958 B
3 months ago
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// David Eberly, Geometric Tools, Redmond WA 98052
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// Copyright (c) 1998-2021
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// Distributed under the Boost Software License, Version 1.0.
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// https://www.boost.org/LICENSE_1_0.txt
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// https://www.geometrictools.com/License/Boost/LICENSE_1_0.txt
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// Version: 4.0.2019.08.13
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#pragma once
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#include <Mathematics/TIQuery.h>
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#include <Mathematics/DistPoint3Frustum3.h>
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#include <Mathematics/Hypersphere.h>
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namespace gte
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{
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template <typename Real>
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class TIQuery<Real, Sphere3<Real>, Frustum3<Real>>
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{
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public:
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struct Result
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{
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bool intersect;
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};
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Result operator()(Sphere3<Real> const& sphere, Frustum3<Real> const& frustum)
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{
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Result result;
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DCPQuery<Real, Vector3<Real>, Frustum3<Real>> vfQuery;
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Real distance = vfQuery(sphere.center, frustum).distance;
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result.intersect = (distance <= sphere.radius);
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return result;
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}
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};
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}
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