[GRASS-dev] wxGUI GRASS 7: how to drape a map over a DEM?

Markus Metz markus.metz.giswork at gmail.com
Sun May 26 04:16:54 PDT 2013


On Sun, May 26, 2013 at 11:21 AM, Anna Petrášová <kratochanna at gmail.com> wrote:
>
>
>
> On Sun, May 26, 2013 at 11:08 AM, Markus Metz
> <markus.metz.giswork at gmail.com> wrote:
>>
>> On Sun, May 26, 2013 at 10:32 AM, Anna Petrášová <kratochanna at gmail.com>
>> wrote:
>> >
>> > The problem why you don't see anything when you load both maps is that
>> > flowacc has large extreme values, so the initial view is confused.
>> > Anyway
>> > you should be able see something when you adjust the view to some normal
>> > height.
>>
>> That means I can not change the raster map to be used as surface?
>> Because I see that two different surfaces are used after updating,
>> resetting, and changing height to a reasonable value, even though only
>> one surface map is given. BTW, nviz in 6.x accepts multiple raster
>> maps as surfaces.
>>
> Sorry, I don't really understand what you mean. You can display more
> surfaces, you can unload (uncheck or remove) surface and add new.

OK, got it. All active raster maps in the layer manager are loaded as surfaces.

Markus M


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