ImplicitSurface3.h

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/*************************************************************************
> File Name: ImplicitSurface3.h
> Project Name: CubbyFlow
> Author: Dongmin Kim
> Purpose: Abstract base class for 3-D implicit surface.
> Created Time: 2017/04/18
> Copyright (c) 2018, Dongmin Kim
*************************************************************************/
#ifndef CUBBYFLOW_IMPLICIT_SURFACE3_H
#define CUBBYFLOW_IMPLICIT_SURFACE3_H

#include <Core/Surface/Surface3.h>

namespace CubbyFlow
{
    class ImplicitSurface3 : public Surface3
    {
    public:
        ImplicitSurface3(
            const Transform3& transform = Transform3(),
            bool isNormalFlipped = false);
        
        ImplicitSurface3(const ImplicitSurface3& other);

        virtual ~ImplicitSurface3();

        double SignedDistance(const Vector3D& otherPoint) const;
        
    protected:
        virtual double SignedDistanceLocal(const Vector3D& otherPoint) const = 0;

    private:
        double ClosestDistanceLocal(const Vector3D& otherPoint) const override;
    };

    using ImplicitSurface3Ptr = std::shared_ptr<ImplicitSurface3>;
}

#endif