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# pragma once
# pragma pack(1)
//椭球体种类
/*
0 China-1954
1 China-1967
2 China-1975
3 China-1980
4 China-1983
5 WGS-60
6 WGS-66
7 WGS-72
8 WGS-84
9 Bessel
10 Hayfard
11 Clarke-1866
12 Krasovsky
13 YouCunYi(China)
14 GRIM-1
15 GRIM-2
16 GEM-8
17 GEM-10
*/
//projection
/*
0 Gauss
1 UTM
2 Lambert
3 mercator
4 Albers
*/
//coordinate_type
/*
0 经度，纬度
1 横坐标X，
2 纬度，经度
3 横坐标Y，
*/
//coordinate_unit
/*
0 度分秒
1 米
2 度
3 公里
*/
struct SigmaProjectionParameter
{
//for conformal conic projection
double conic_OriginLongitude ; //原点经度
double conic_OriginLatitude ; //原点纬度
double conic_b1 , conic_b2 ; //标准纬度
//for gauss and utm
int w ; //带宽(6或者3)
int zone ;
double m_dCustomCenterLongitude ; //自定义的中央经线
double m_dScaleFactor ; //比例系数
int projection ; //投影系统
int coordinate_unit ; //坐标单位
int coordinate_type ; //坐标参数
int ellipsoidKind ; //椭球体种类
int latitude ; //0北纬、1南纬
int longitude ; //0东经、1西经
int bZone ; //0 无带号 1 有代号
int bCustomCenterLongitude ; //0 不是自定义中央经线 1 是
LPCTSTR otherStr ;
} ;
# pragma pack()