zhihua ouyang wrote: > If I want to make a cut on the Grass map and get a cross section > showing different geological materials (real 3D), where should I > start?
NVIZ cutting planes + r3.* modules. (and/or VTK export) see: http://grass.gdf-hannover.de/wiki/Help_with_3D#Raster_3D_Volumes_.28voxels.29 http://grass.ibiblio.org/grass63/manuals/html63_user/nviz/nviz_panel_cplane.html http://grass.ibiblio.org/grass63/manuals/html63_user/raster3dintro.html Hamish _______________________________________________ grassuser mailing list [email protected] http://grass.itc.it/mailman/listinfo/grassuser

