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//////////////////////////////////////////////////////////////////////////////
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//<2F>ļ<EFBFBD>: SegY<67>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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//<2F><>Ҫ<EFBFBD><D2AA><EFBFBD><EFBFBD>:
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//
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//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д: 2005-12-07
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//
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//
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/////////////////////////////////////////////////////////////////////////////
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#pragma once
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#include "sectiondraw.h"
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class AFX_EXT_CLASS CSectionTrace :
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public CSectionDraw
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{
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public:
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CSectionTrace(void);
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virtual ~CSectionTrace(void);
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protected:
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int TraceLeft (int ibegin,int iend,double j,double error,CList<CPoint2D,CPoint2D> &pl,int IsPositive);
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int TraceRight(int ibegin,int iend,double j,double error,CList<CPoint2D,CPoint2D> &pl,int IsPositive);
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double ExtremumPointNegative(int j);
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double ExtremumPointPositive(int j);
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int CurrentNo;
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int m_nIsPositive;
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public:
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int Trace(int i,int ibegin,int iend,int j,double error,CList<CPoint2D,CPoint2D> &pl);
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double ExtremumPoint(int j);
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//<2F><>ȡ<EFBFBD><C8A1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>е<EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֵ0<i<num,0<j<n
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long double A(int i, int j);
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long double A(int j);
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};
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