kev/Drawer/SSBase/MxnFormat/SeisFileHeader.h

//////////////////////////////////////////////////////////////////////////////
//<2F>ļ<EFBFBD>: SegY<67>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
//<2F><>Ҫ<EFBFBD><D2AA><EFBFBD><EFBFBD>: 
//    <20><><EFBFBD><EFBFBD>SegY<67>ļ<EFBFBD><C4BC><EFBFBD><EFBFBD>ļ<EFBFBD>ͷ<EFBFBD><CDB7><EFBFBD><EFBFBD>ͷ<EFBFBD><CDB7>Ϣ<EFBFBD><CFA2><EFBFBD>Ի<EFBFBD><D4BB><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><D3A6><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ
//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>д:		2011-4-1
//
//
/////////////////////////////////////////////////////////////////////////////

#pragma once
#include "rowcol.h"
#include "binaryposition.h"

namespace NSeis
{

//SegY<67><59>ʽ<EFBFBD>ṹ/////////////////////////////////////////////////////////////////////
//
//   |  <20>ļ<EFBFBD>ͷ  | <20><>һ<EFBFBD><D2BB>         | <20>ڶ<EFBFBD><DAB6><EFBFBD>         |  <20><>n<EFBFBD><6E>  |<7C><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB>       |
//    --------------------------------------------------------------------
//   | 3200+400 |  240  |        |  240  |        |         | 240  |        |
//   |   <20>ֽ<EFBFBD>   |  <20>ֽ<EFBFBD> | <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> |  <20>ֽ<EFBFBD> | <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> | ....... | <20>ֽ<EFBFBD> | <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> |
//   |  <20>ļ<EFBFBD>ͷ  |  <20><>ͷ |        |  <20><>ͷ |        |         | <20><>ͷ |        |
//    --------------------------------------------------------------------
//
///////////////////////////////////////////////////////////////////////////////////
//SegY<67><59>ʽ<EFBFBD>ļ<EFBFBD>ͷ,<2C>ܹ<EFBFBD>3600<30><30><EFBFBD>ֽڣ<D6BD><DAA3><EFBFBD><EFBFBD>õĽ<C3B5><C4BD>Ǻ<EFBFBD>400<30><30><EFBFBD>ֽ<EFBFBD>

//#define SGY_FILE_HEADER_LEN		3600
//#define SGY_TRACE_HEADER_LEN	240

class AFX_EXT_CLASS CSeisFileHeader
{
public:
	CSeisFileHeader(void);
	~CSeisFileHeader(void);

	int		ReadHeader(CFileSegy& fr);
	void	Initialize(void);		//<2F><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD>涨<EFBFBD><E6B6A8><EFBFBD>IJ<EFBFBD><C4B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڶ<EFBFBD>ȡͷ<C8A1><CDB7><EFBFBD><EFBFBD><EFBFBD>Ժ<EFBFBD>

	int				line_num;			/* (04-07)line number (only one line per reel) */
    unsigned short	sample_interval;	/* (16-17)sample interval in micro secs for this reel */
    unsigned short	sample_num;			/* (20-21)number of samples per trace for this reel */
    short			format_code;		/* (24-25)data sample format code:
										1 = floating point (4 bytes)
										2 = fixed point (4 bytes)
										3 = fixed point (2 bytes)
										4 = fixed point w/gain code (4 bytes)
										+ SEG-Y rev 1:
										5 = IEEE float (4 bytes)
										8 = signed char (1 byte)*/
	short	system_coor;				/* (54-55)measurement system code: 1 = meters 2 = feet */

	inline BYTE* GetBytes(int offset, int len){ return m_byHeader + offset; }
	inline BYTE* GetHeader()				  { return m_byHeader; };
	int    GetFormatLength();	//<2F><><EFBFBD><EFBFBD>һ<EFBFBD><D2BB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֽڳ<D6BD><DAB3>ȣ<EFBFBD><C8A3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>format_code<64><65>ʼ<EFBFBD><CABC>֮<EFBFBD><D6AE>
	
	void operator=(CSeisFileHeader& dbf);

protected:
	BYTE m_byHeader[400];
};

class AFX_EXT_CLASS CSeisTraceInfo
{
public:
	CSeisTraceInfo(void);

	bool			isUsable;			//<2F>õ<EFBFBD><C3B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD>ȷ,(28-29)<29><><EFBFBD><EFBFBD>Ϊ1ʱ<31><CAB1><EFBFBD><EFBFBD>ȷ
	unsigned short	sample_interval;	/* (116-117)sample interval in micro secs for this reel */
	unsigned short	sample_num;			/* (114-115)number of samples per trace for this reel */
	double			m_dCoorScale;		//(70-71)<29><><EFBFBD><EFBFBD><EFBFBD>ͣ<EFBFBD><CDA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	bool			m_bUseCoorScale;	//<2F>Ƿ<EFBFBD>ʹ<EFBFBD><CAB9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ӽ<EFBFBD><D3BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	short			system_coor;		//<2F><><EFBFBD>굥λ: 1 = meters 2 = feet<65><74><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD>ͷ<EFBFBD>л<EFBFBD><D0BB>ã<EFBFBD><C3A3><EFBFBD>Ҫ<EFBFBD>ⲿָ<E2B2BF><D6B8><EFBFBD><EFBFBD>
										//<2F><>Ϊfeetʱ<74><CAB1><EFBFBD><EFBFBD><EFBFBD>Զ<EFBFBD>ת<EFBFBD><D7AA>Ϊmeters
	CRowCol			m_rowcol;			//<2F>ߺ<EFBFBD><DFBA><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ţ<EFBFBD>inline=row, crossline=col
	CPoint2D		m_coor;				//<2F><><EFBFBD>꣬<EFBFBD><EAA3AC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA>λ<EFBFBD><CEBB><EFBFBD>棬<EFBFBD><E6A3AC><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λʱ<CEBB><CAB1><EFBFBD>ڲ<EFBFBD><DAB2><EFBFBD><EFBFBD><EFBFBD>ת<EFBFBD><D7AA>
};

//SegY<67><59>ʽ<EFBFBD>ĵ<EFBFBD>ͷ<EFBFBD><CDB7>ռ<EFBFBD><D5BC>240<34><30><EFBFBD>ֽ<EFBFBD>
class AFX_EXT_CLASS CSeisTraceHeader
{
public:
	CSeisTraceHeader(void);
	~CSeisTraceHeader(void);

	int		ReadHeader(CFileSegy& fr);
	void	Initialize(void);		//<2F><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD>涨<EFBFBD><E6B6A8><EFBFBD>IJ<EFBFBD><C4B2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڶ<EFBFBD>ȡͷ<C8A1><CDB7><EFBFBD><EFBFBD><EFBFBD>Ժ<EFBFBD>

	CSeisTraceInfo& GetTraceInfo()		{ return traceInfo; }
	int		GetSampleNumber()			{ return traceInfo.sample_num;		}
	double	GetSampleInterval()			{ return traceInfo.sample_interval;	}

	double GetScale(CBinaryPosition& bp);
	BYTE*  GetBytes(CBinaryPosition& bp);
	inline BYTE* GetBytes(int offset, int len)	{ return m_byHeader + offset; }
	inline BYTE* GetHeader()					{ return m_byHeader; };
	void operator=(CSeisTraceHeader& dbf);

	int  Read(CFile& fr, const short& ver);
	void Write(CFile& fw, const short& ver);
	void Serialize(CArchive& ar, const short &ver);

	void    ClonePositon(CSeisTraceHeader& sth);	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>λ<EFBFBD>ò<EFBFBD><C3B2><EFBFBD>

	//λ<>ö<EFBFBD><C3B6><EFBFBD>
	CBinaryPosition m_bpx;			//<2F><><EFBFBD><EFBFBD>λ<EFBFBD><CEBB>X<EFBFBD><58><EFBFBD><EFBFBD>
	CBinaryPosition m_bpy;			//<2F><><EFBFBD><EFBFBD>λ<EFBFBD><CEBB>Y<EFBFBD><59><EFBFBD><EFBFBD>
	CBinaryPosition m_bpz;			//<2F><><EFBFBD><EFBFBD>λ<EFBFBD><CEBB>Z<EFBFBD><5A><EFBFBD>壬<EFBFBD>߳<EFBFBD><DFB3><EFBFBD>Ϣ<EFBFBD><CFA2>һ<EFBFBD><D2BB>Ϊ<EFBFBD><CEAA>Ч<EFBFBD><D0A7>ֻ<EFBFBD><D6BB><EFBFBD>û<EFBFBD><C3BB>趨<EFBFBD><E8B6A8><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD><CAB9>
	CBinaryPosition m_bpRow;		//<2F>ߺ<EFBFBD>λ<EFBFBD>ö<EFBFBD><C3B6><EFBFBD>
	CBinaryPosition m_bpCol;		//<2F><><EFBFBD><EFBFBD>λ<EFBFBD>ö<EFBFBD><C3B6><EFBFBD>
	CBinaryPosition m_bpScale;		//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӷ<EFBFBD><D3B6><EFBFBD>

protected:
	BYTE m_byHeader[240];

	CSeisTraceInfo traceInfo;		//<2F><>ȡ<EFBFBD><C8A1>ͷ<EFBFBD>õ<EFBFBD><C3B5><EFBFBD><EFBFBD><EFBFBD>Ϣ
};

}

using namespace NSeis;