Hi,

Not sure if this helps but I believe you may define own Ellipsoid with
EllipsoidModel. Just define it with both Radii the same and voila you have
the sphere ...

Cheers,
Wojtek Lewandowski

2016-09-26 23:54 GMT+02:00 Sebastian Messerschmidt <
[email protected]>:

> Hi Inna,
>
> It still doesn't make a lot of sense, The ellipsoid model is to abstract
> geographic coordinates to geocentric coords. Lat, long however is spherical
> coordinates and can be mapped to an ellipsoid...
> So please try  to rephrase your question: What is it what you want to do,
> or present some code that is not working for you.
>
> Cheers
> Sebastian
>
>> Hi Mr. Robert, geoc
>>
>> Thanks for the reply. Sorry , Seems  I explained very badly . Well , my
>> issue is that I want to make sphere  and text on it. I was able to do with
>> the EllipsoidModel and using log , lat and height. I want to do the same
>> with same Sphere. But I dont have idea how to do with sphere the same
>> thing. I want to make sphere with radius which varys basing on the screen
>> coordinates. In osg::Sphere I can see setradius(), but how can i set radius
>> to screen coordinates ?
>>
>> ...
>>
>> Thank you!
>>
>> Cheers,
>> Inna
>>
>> ------------------
>> Read this topic online here:
>> http://forum.openscenegraph.org/viewtopic.php?p=68777#68777
>>
>>
>>
>>
>>
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>
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