GRASS does not seem to have lunar calculations. If it does it has not been exposed in QGIS.
On Fri, Jun 28, 2019 at 9:51 AM C Hamilton <adenacult...@gmail.com> wrote: > These seem to be basically what I am looking for, but they are an external > process that saves the results to a file. It would be nice to simply have a > method that returns the result. So now I am not quite sure how to proceed. > GRASS probably has the functionality, but not in the form I would like. > > Cheers, > > Calvin > > On Fri, Jun 28, 2019 at 9:25 AM Christian Yrrman <yrr...@gmail.com> wrote: > >> Hi Calvin, Martin, >> >> >> forgot to say there are also grass functions to do this, namely >> >> r.sunhours >> r.sunmask.datetime >> r.sunmask.position >> >> see >> https://github.com/OSGeo/grass/tree/master/raster/r.sunmask >> for reference. >> >> With this you can also get shadow areas from dems. >> >> Best >> >> >> Chris >> >> >> >> >> On Fri, Jun 28, 2019 at 9:53 AM Martin Dobias <wonder...@gmail.com> >> wrote: >> >>> Hi Calvin >>> >>> On Thu, Jun 27, 2019 at 9:15 PM C Hamilton <adenacult...@gmail.com> >>> wrote: >>> > >>> > How much interested would there be for a plugin to display sunrise and >>> sunset information for a particular location on the earth's surface. Is >>> anyone already working on this? There doesn't seem to be a capability for >>> this, but perhaps I have missed it. Are there other astronomical >>> calculations that would be worth while in QGIS? (Moon asimuth/position, >>> phase) >>> >>> Just adding another +1 vote to have something like this in QGIS :-) At >>> some point I would like to look into rendering of shadows of buildings >>> in QGIS 3D - and for this it would be important to have the ability to >>> calculate sun position. >>> >>> Cheers >>> Martin >>> _______________________________________________ >>> Qgis-user mailing list >>> Qgis-user@lists.osgeo.org >>> List info: https://lists.osgeo.org/mailman/listinfo/qgis-user >>> Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-user >> >>
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