cylinder3.h

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// Copyright (c) 2018 Doyub Kim
//
// I am making my contributions/submissions to this project solely in my
// personal capacity and am not conveying any rights to any intellectual
// property of any third parties.
 
#ifndef INCLUDE_JET_CYLINDER3_H_
#define INCLUDE_JET_CYLINDER3_H_
 
#include <jet/surface3.h>
 
namespace jet {
 
class Cylinder3 final : public Surface3 {
 public:
    class Builder;
 
    Vector3D center;
 
    double radius = 1.0;
 
    double height = 1.0;
 
    Cylinder3(
        const Transform3& transform = Transform3(),
        bool isNormalFlipped = false);
 
    Cylinder3(
        const Vector3D& center,
        double radius,
        double height,
        const Transform3& transform = Transform3(),
        bool isNormalFlipped = false);
 
    Cylinder3(const Cylinder3& other);
 
    static Builder builder();
 
 protected:
    // Surface3 implementations
 
    Vector3D closestPointLocal(const Vector3D& otherPoint) const override;
 
    double closestDistanceLocal(const Vector3D& otherPoint) const override;
 
    bool intersectsLocal(const Ray3D& ray) const override;
 
    BoundingBox3D boundingBoxLocal() const override;
 
    Vector3D closestNormalLocal(const Vector3D& otherPoint) const override;
 
    SurfaceRayIntersection3 closestIntersectionLocal(
        const Ray3D& ray) const override;
};
 
typedef std::shared_ptr<Cylinder3> Cylinder3Ptr;
 
 
class Cylinder3::Builder final
    : public SurfaceBuilderBase3<Cylinder3::Builder> {
 public:
    Builder& withCenter(const Vector3D& center);
 
    Builder& withRadius(double radius);
 
    Builder& withHeight(double height);
 
    Cylinder3 build() const;
 
    Cylinder3Ptr makeShared() const;
 
 private:
    Vector3D _center{0, 0, 0};
    double _radius = 1.0;
    double _height = 1.0;
};
 
}  // namespace jet
 
 
#endif  // INCLUDE_JET_CYLINDER3_H_