cylinder.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       
------------------------------------------------------------------------------
  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 __cylinder_hpp__
#define __cylinder_hpp__
 
#include "types.hpp"
#include "dictionary.hpp"
#include "iIstream.hpp"
#include "iOstream.hpp"
 
namespace pFlow
{
 
class cylinder
{
protected:
    
    // - begin point
    realx3  p1_;
    
    // - end point 
    realx3  p2_;
 
    // - radius^2
    real    radius2_;
 
    realx3  axisVector_;
 
    real        axisVector2_;
 
    realx3  minPoint_;
 
    realx3  maxPoint_;
 
    FUNCTION_H
    bool calculateParams();
 
public:
 
    // - type info
    TypeInfoNV("cylinder");
 
        FUNCTION_H 
        cylinder(const realx3& p1, const realx3& p2, const real radius);
 
        FUNCTION_H
        cylinder(const dictionary& dict);
 
        FUNCTION_H
        cylinder(iIstream& is);
 
        FUNCTION_HD
        cylinder(const cylinder&) = default;
 
        FUNCTION_HD
        cylinder(cylinder&&) = default;
 
        FUNCTION_HD
        cylinder& operator=(const cylinder&) = default;
 
        FUNCTION_HD
        cylinder& operator=(cylinder&&) = default;
 
        ~cylinder()=default;
 
 
        INLINE_FUNCTION_HD
        bool isInside(const realx3& point)const
        {
            auto p1Point = point-p1_;
            auto H = cross(p1Point , axisVector_);
            auto H2 = dot(H,H);
 
            // the shell itslef is considered as inside point 
            if( H2 <= radius2_*axisVector2_)
            {
                real t = dot(p1Point, axisVector_)/axisVector2_;
                if(t >= 0.0 && t <= 1.0)
                    return true;
                else
                    return false;
            }
            else
            {
                return false;
            }   
 
        }
 
        INLINE_FUNCTION_HD
        const realx3& p1()const
        {
            return p1_;
        }
 
        INLINE_FUNCTION_HD
        const realx3& p2()const
        {
            return p2_;
        }
 
        INLINE_FUNCTION_HD
        realx3 minPoint()const
        {
            return minPoint_;
        }
 
        INLINE_FUNCTION_HD
        realx3 maxPoint()const
        {
            return maxPoint_;
        }
 
        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, cylinder& b);
 
FUNCTION_H
iOstream& operator << (iOstream& os, const cylinder& b);
 
 
} // pFlow
 
 
#endif // __cylinder_hpp__