sphere.hpp

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/*------------------------------- phasicFlow ---------------------------------
      O        C enter of
     O O       E ngineering and
    O   O      M ultiscale modeling of
   OOOOOOO     F luid flow       
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  Copyright (C): www.cemf.ir
  email: hamid.r.norouzi AT gmail.com
------------------------------------------------------------------------------  
Licence:
  This file is part of phasicFlow code. It is a free software for simulating 
  granular and multiphase flows. You can redistribute it and/or modify it under
  the terms of GNU General Public License v3 or any other later versions. 
 
  phasicFlow is distributed to help others in their research in the field of 
  granular and multiphase flows, but WITHOUT ANY WARRANTY; without even the
  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 
-----------------------------------------------------------------------------*/
 
#ifndef __sphere_hpp__
#define __sphere_hpp__
 
#include "types.hpp"
#include "dictionary.hpp"
#include "iIstream.hpp"
#include "iOstream.hpp"
 
namespace pFlow
{
 
class sphere
{
protected:
    
    // - center
    realx3  center_;
    
    // - radius^2
    real    radius2_;
 
 
public:
 
    // - type info
    TypeInfoNV("sphere");
 
        FUNCTION_H 
        sphere(const realx3& center, const real radius);
 
        FUNCTION_H
        sphere(const dictionary& dict);
 
        FUNCTION_H
        sphere(iIstream& is);
 
        FUNCTION_HD
        sphere(const sphere&) = default;
 
        FUNCTION_HD
        sphere(sphere&&) = default;
 
        FUNCTION_HD
        sphere& operator=(const sphere&) = default;
 
        FUNCTION_HD
        sphere& operator=(sphere&&) = default;
 
        ~sphere()=default;
 
 
        INLINE_FUNCTION_HD
        bool isInside(const realx3& point)const
        {
            auto cPoint = point-center_;
            auto dist2 = dot(cPoint,cPoint);
            return dist2 <= radius2_;
 
        }
 
        INLINE_FUNCTION_HD
        const realx3& center()const
        {
            return center_;
        }
 
        
        INLINE_FUNCTION_HD
        realx3 minPoint()const
        {
            return center_ - realx3(radius());
        }
 
        INLINE_FUNCTION_HD
        realx3 maxPoint()const
        {
            return center_ + realx3(radius());
        }
 
        INLINE_FUNCTION_HD
        real radius()const
        {
            return sqrt(radius2_);
        }
 
        FUNCTION_H
        bool read(iIstream & is);
 
        FUNCTION_H
        bool write(iOstream& os)const;
 
        FUNCTION_H
        bool read(const dictionary& dict);
 
        FUNCTION_H
        bool write(dictionary& dict)const;
};
 
FUNCTION_H
iIstream& operator >>(iIstream& is, sphere& b);
 
FUNCTION_H
iOstream& operator << (iOstream& os, const sphere& b);
 
 
} // pFlow
 
 
#endif // __sphere_hpp__