72 lines
2.2 KiB
C
72 lines
2.2 KiB
C
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//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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// PPPPP H H EEEEE N N GGGGG L EEEEE III +
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// P P H H E NN N G L E I +
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// PPPPP HHHHH EEEEE N N N G GG L EEEEE I +
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// P H H E N N N G G L E I +
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// P H H EEEEE N N GGGGG LLLLL EEEEE III +
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//------------------------------------------------------------------------+
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// Platform for Hybrid Engineering Simulation of Flows +
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// China Aerodynamics Research and Development Center +
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// (C) Copyright, Since 2010 +
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//+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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//! @file Geo_Point.h
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//! @brief Class of grid point.
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//! @author Bell, He Xin.
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#pragma once
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#include "Math_BasisFunction.h"
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using namespace std;
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namespace PHSPACE
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{
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template < typename T >
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class Geo_Point
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{
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public:
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typedef Geo_Point<T> point_type;
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private:
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T x, y, z;
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int id;
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RDouble tolerance;
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public:
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Geo_Point();
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Geo_Point(const T &x, const T &y, const T &z, int id = 0);
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Geo_Point(const point_type &rhs);
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Geo_Point & operator = (const point_type &rhs);
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~Geo_Point();
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public:
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T X() const { return x; }
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T Y() const { return y; }
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T Z() const { return z; }
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int ID() const { return id; }
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void SetTolerance(RDouble dataIn) { this->tolerance = dataIn; }
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void SetX(const T &x) { this->x = x; }
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void SetY(const T &y) { this->y = y; }
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void SetZ(const T &z) { this->z = z; }
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void SetID(int id) { this->id = id; }
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int hash_key() const;
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public:
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bool operator < (const point_type &rhs) const;
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friend bool operator == (const Geo_Point &pt1, const Geo_Point &pt2)
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{
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RDouble epsilon = 1.0e-13;
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if (&pt1 == &pt2) return true;
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RDouble dx = ABS(pt1.X() - pt2.X());
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RDouble dy = ABS(pt1.Y() - pt2.Y());
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RDouble dz = ABS(pt1.Z() - pt2.Z());
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return (dx <= epsilon && dy <= epsilon && dz <= epsilon);
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}
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};
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typedef Geo_Point< RDouble > Point3D;
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}
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#include "Geo_Point.hxx"
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