On 01-03-18 00:24, Tobias Wendorff wrote: > Hi there, > > Currently measurements are done on the ellipsoid the current CRS is > based on. That's not useful in all cases. > > Question 1: Is it possible to freely choose an ellipsoid for measurements? > > Question 2: Is it possible to measure on the projection screen and > not on the ellipsoid? Different applications require a measurement > on the projection and ellipsoid distance can give wrong results. > > Question 3: Within ETRS89, there are formulas for distance correction > in national surveying (at least in Germany). It would be nice if you > could define a formula in the settings how the distance and areas are > calculated. I am currently using a workaround where I draw lines and > calculate the distances with a Python tool. That's pretty awkward.
Hi Tobias, not sure you found it yourself, but in a saved project, go to Project Properties | General. There you can define either one of A LOT ellipsoid's OR choose None/Planimetric, and choose which unit to use. Does this answer your question? Regards, Richard Duivenvoorde _______________________________________________ Qgis-user mailing list Qgisemail@example.com List info: https://lists.osgeo.org/mailman/listinfo/qgis-user Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-user