On Tue, Oct 20, 2015 at 6:41 PM, Pedro Venâncio <[email protected]> wrote:
> Hi Anna, > > > Then I wanted to transform the z-coordinate to >> >>> an attribute column using >>> v.to.3d -r input=contour_3d col="CONC" output=contour_2d >>> (I added CONC column to contour_3d before, using v.db.addcol >>> map=contour_3d >>> columns="CONC double precision"). >>> However, the resulting contour_2d column CONC remains empty. No error is >>> reported. >>> >>> > It is not possible to avoid this procedure, of creating the new column in > the layer of origin (3d layer), to get the height column in the 2d layer? > Something like the 'column' parameter of v.random (Name of column for z > values; Writes z values to column), where we just give a name to the height > column in the resulting layer? > > > > >> >> nothing, it just was not implemented for lines, since 3D lines can have >> vertices of different heights, but we can upload only one value. However, >> since it makes perfectly sense for contours, I added the support for lines >> there (r65493). Any chance you are using GRASS 7.1 (trunk) to try it out? >> >> > Will this be backported to 7.0.x? > I believe I backported it, 7.0.2 RC1 release is just going on now, there will be an announcement soon. Anna > > > Thank you very much! > > Best regards! > Pedro > > >
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