Re: [osg-users] Blue Marble example

2008-01-12 Thread Robert Osfield
Hi Michael, To create a database from geospatial imagery and DEM's its best to use the VirtualPlanetBuilder project. This builds paged databases that you can load in osgviewer or your own apps. VPB is built upon the OSG so the databases it generates are all native OSG ones.

Re: [osg-users] Blue Marble example

2008-01-11 Thread Robert Osfield
Hi Michael, The OSG's old blue marble example was removed well over a year ago, what version are you using? Could you back and say what you are trying to do/learn to do, there is likely to be an easier way to tackling the task now. Robert. On Jan 10, 2008 11:09 PM, Michael W. Hall [EMAIL

Re: [osg-users] Blue Marble example

2008-01-11 Thread Michael W. Hall
I am using OSG version 2.2.0. The blue marble example is probably left over from an older version I had. I am trying to basically create a sphere and overlay the NASA BMNG jpg over it. I would eventually like to be able to read in the elevation data, generated by the shuttle SRTM, and overlay

[osg-users] Blue Marble example

2008-01-10 Thread Michael W. Hall
I am looking at the Blue Marble example that come with the source. I have a question about the createWorld function. The first line of the function they are getting a readerwriter. They make a call to getReaderWriterForExtension(gdal). What is this extension and how do you know what extensions