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#pragma once
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#include <stdio.h>
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//<2F><>д<EFBFBD><D0B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>dfg<66><67><EFBFBD><EFBFBD>
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class GSurface
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{
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public:
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GSurface();
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~GSurface();
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bool ReadDfg(FILE* fr);
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bool ReadDfg(const char* filename);
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bool WriteDfg(FILE* fw);
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bool WriteDfg(const char* filename);
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void Clear(void); //<2F><><EFBFBD><EFBFBD>
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int Create(int numx, int numy, double x0, double y0, double dx, double dy);
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int Create(int numx, int numy, double x0, double y0, double dx, double dy, double* values);
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int XNum(void);
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int YNum(void);
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double X(int i);
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double Y(int j);
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double Z(int i, int j);
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double Z(double x0, double y0);
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void setZ(int i, int j, double z);
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// //ֻȡ<D6BB>ϲ<EFBFBD><CFB2>ⲿ<EFBFBD>Ľ<EFBFBD><C4BD><EFBFBD><EFBFBD><EFBFBD>ֵ
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// double Value(double x0, double y0, GPline* png);
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bool IsInRange(double z0);
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void CalcRange(void);
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double DeltX();
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double DeltY();
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double* GetRange(void);
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protected:
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int m_num[2];
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double m_P0[2];
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double m_delt[2];
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double m_range[2];
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double* m_u;
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};
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