After converting dxf file from custom CRS to 3857(web mercator), transformed dxf file have much more bigger extent then original.
Next, i need to generate tiles, but with such big extent, there will be a lot of extra tiles.
Code: Select all
dwgmapconvert -crs-out=EPSG:3857 -crs-in="PROJCS["unknown",GEOGCS["unknown", DATUM["Unknown_based_on_Krassovsky_1942_ellipsoid", SPHEROID["Krassovsky_1942",6378245,298.3], TOWGS84[23.57,-140.95,-79.8,0,0.35,0.79,-0.22]], PRIMEM["Greenwich",0], UNIT["degree",0.0174532925199433]], PROJECTION["Transverse_Mercator"], PARAMETER["latitude_of_origin",0], PARAMETER["central_meridian",158.466667], PARAMETER["scale_factor",1], PARAMETER["false_easting",1400000], PARAMETER["false_northing",-5316586.442], UNIT["metre",1]]" -f -o transformed.dxf original.dxf
transormed dxf
QCAD Professional 3.25.2.0, Windows 10