79 lines
2.6 KiB
C++
79 lines
2.6 KiB
C++
// Copyright (C) 2021 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
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// This file is part of the "Nazara Engine - Math module"
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// For conditions of distribution and use, see copyright notice in Config.hpp
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#pragma once
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#ifndef NAZARA_MATH_FRUSTUM_HPP
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#define NAZARA_MATH_FRUSTUM_HPP
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#include <Nazara/Math/Angle.hpp>
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#include <Nazara/Math/BoundingVolume.hpp>
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#include <Nazara/Math/Enums.hpp>
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#include <Nazara/Math/Matrix4.hpp>
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#include <Nazara/Math/OrientedBox.hpp>
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#include <Nazara/Math/Plane.hpp>
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#include <Nazara/Math/Sphere.hpp>
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#include <Nazara/Math/Vector3.hpp>
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#include <array>
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#include <string>
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namespace Nz
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{
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struct SerializationContext;
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template<typename T>
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class Frustum
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{
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public:
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Frustum() = default;
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explicit Frustum(const std::array<Plane<T>, FrustumPlaneCount>& planes);
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template<typename U> explicit Frustum(const Frustum<U>& frustum);
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Frustum(const Frustum& frustum) = default;
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~Frustum() = default;
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bool Contains(const BoundingVolume<T>& volume) const;
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bool Contains(const Box<T>& box) const;
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bool Contains(const OrientedBox<T>& orientedBox) const;
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bool Contains(const Sphere<T>& sphere) const;
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bool Contains(const Vector3<T>& point) const;
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bool Contains(const Vector3<T>* points, std::size_t pointCount) const;
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const Plane<T>& GetPlane(FrustumPlane plane) const;
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IntersectionSide Intersect(const BoundingVolume<T>& volume) const;
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IntersectionSide Intersect(const Box<T>& box) const;
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IntersectionSide Intersect(const OrientedBox<T>& orientedBox) const;
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IntersectionSide Intersect(const Sphere<T>& sphere) const;
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IntersectionSide Intersect(const Vector3<T>* points, std::size_t pointCount) const;
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template<typename U> Frustum& Set(const Frustum<U>& frustum);
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std::string ToString() const;
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Frustum& operator=(const Frustum& other) = default;
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static Frustum Build(RadianAngle<T> angle, T ratio, T zNear, T zFar, const Vector3<T>& eye, const Vector3<T>& target, const Vector3<T>& up = Vector3<T>::Up());
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static Frustum Extract(const Matrix4<T>& viewProjMatrix);
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template<typename U>
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friend bool Serialize(SerializationContext& context, const Frustum<U>& frustum, TypeTag<Frustum<U>>);
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template<typename U>
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friend bool Unserialize(SerializationContext& context, Frustum<U>* frustum, TypeTag<Frustum<U>>);
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private:
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std::array<Plane<T>, FrustumPlaneCount> m_planes;
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};
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using Frustumd = Frustum<double>;
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using Frustumf = Frustum<float>;
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}
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template<typename T>
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std::ostream& operator<<(std::ostream& out, const Nz::Frustum<T>& frustum);
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#include <Nazara/Math/Frustum.inl>
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#endif // NAZARA_MATH_FRUSTUM_HPP
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