Coordinate systems issues

Guys , i have data stored in gltf tiles format , and it has a EPSG:3879 . I want to render it , is there a way to code inside the JS environement the coordinates transformation ? since CesiumJS supports only WGS84 . Or is there a way to ensure the tansformation please ?

Hi there,

Can you let us know the type of data you have? For coordinate conversionts, Proj is a great tool to perform coordinate system transforms.