Re: [GRASS-user] reboxing, or 3D regridding

2012-11-15 Thread Markus Neteler
On Wed, Nov 14, 2012 at 7:27 PM, Tom Roche tom_ro...@pobox.com wrote: but I don't see r3 API that does what I want: That you can find here: http://grass.osgeo.org/programming7/raster3dlib.html Markus ___ grass-user mailing list

[GRASS-user] reboxing, or 3D regridding

2012-11-14 Thread Tom Roche
summary: I'd appreciate advice regarding tools and methods for transforming data attributed to voxels in an unprojected global grid onto a projected 3D grid with different horizontal and vertical resolution (or pointers to other resources to consult). details: ESMF defines well (if somewhat

Re: [GRASS-user] reboxing, or 3D regridding

2012-11-14 Thread Benjamin Ducke
Tom -- this is an interesting use case. I think you need to separate the reprojection step from the resampling step. Maybe you could first extract and reproject each one of the 56 lat/lon data slice as an individual 2D raster layer, then stack the levels into a new GRASS 3D raster. For the next