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42 lines
1.1 KiB
C++
42 lines
1.1 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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//文件: Projection.cpp
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//主要功能:
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// 投影转换
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//
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//程序编写: 2008-11-09
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//
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//
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/////////////////////////////////////////////////////////////////////////////
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#if !defined(AFX_PROJECTION_H__D6B2F225_8EE9_456C_91CD_ED39DE6F5D8A__INCLUDED_)
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#define AFX_PROJECTION_H__D6B2F225_8EE9_456C_91CD_ED39DE6F5D8A__INCLUDED_
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#if _MSC_VER > 1000
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#pragma once
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#endif // _MSC_VER > 1000
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#include "Ellipsoid.h"
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//***************************** 兰勃特（双标准纬线等角圆锥）投影 *******************
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class AFX_EXT_CLASS CProjectionLambert : public CEllipsoid
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{
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public:
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CProjectionLambert();
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virtual ~CProjectionLambert();
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int Create(double B1, double B2, double BS=0);
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CProjectionLambert& operator =(CProjectionLambert &pl);
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void GetBL(double &x,double &y);
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void GetXY(double &B,double &L);
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int GetB(double q,double &B);
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double Radius(double B);
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double EquateRadius(double B);
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double EquateLatitude(double B);
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double alfa,K,ps;
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};
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#endif // !defined(AFX_PROJECTION_H__D6B2F225_8EE9_456C_91CD_ED39DE6F5D8A__INCLUDED_)
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