[osg-users] osgdem: altitude value of the destination database

[Robert Osfield]

Hi Michael,

osgdem in general works in meters for both x,y and z.  However, you
can set the target coordinate system yourself.

Robert.

On 7/23/07, Welsch, Michael, HRD/AB <michael.welsch at mbda-systems.de> wrote:
> Hi,
>
> I'm using osgdem to process heightfields.
>
> The resulting database's VertexArray has values of latitude, longitude
> in degree (offset defined by the matrix) and an altitude value.
>
> The altitude values are kindly strange. They don't seem to be (kilo)
> meters or feets (Mean Sea Level).
>
> Does anyone know what type of data the altitude values are (unit,
> reference point) ?
>
> Example Data:
> 9.66 E 46.33 N, altitude value: 0.0214596633 (should be about 2400m -
> Mean Sea Level)
>
>
>
> With kind regards,
>
> Michael
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