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暂时使用星下点坐标作为图像左上角坐标

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nuknal
2024-05-30 18:11:42 +08:00
parent e4d6b35702
commit 8f2b297a02
25 changed files with 1710 additions and 84 deletions
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4
pkg/producer/proj.go
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@@ -75,6 +75,8 @@ func calculateProj(topLeftX, topLeftY, width, height, resolution float64) string
EXTENSION["PROJ4","+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs"],
AUTHORITY["EPSG","3857"]]`)
projections = append(projections, `GEOGCS["WGS 84",DATUM["WGS_1984",SPHEROID["WGS 84",6378137,298.257223563,AUTHORITY["EPSG","7030"]],AUTHORITY["EPSG","6326"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AXIS["Latitude",NORTH],AXIS["Longitude",EAST],AUTHORITY["EPSG","4326"]]`)
// 输出投影信息
return projections[0]
return projections[4]
}