[osg-users] Large dynamic high-res terrain overlays?
robert.osfield at gmail.com
Tue Sep 18 01:33:30 PDT 2007
How big is the source imagery you users are wanting to use? If its
large be prepared to roll your sleeves up and start implementating
some advanced texture paging techniques.
On 9/18/07, J.P. Delport <jpdelport at csir.co.za> wrote:
> I am successfully using 2xoverlaynodes for overlays onto a large terrain
> database. The overlays are dynamic (i.e. can change per frame). The
> texture coord generation of overlaynode/texgennode are essential, as it
> makes the overlay follow the terrain.
> The users of the app are creating larger and larger overlays and the
> resolution of the overlay texture is becoming a problem.
> Is there a technique that someone can advise me on/point me to that can
> be used to create either massive overlays or multitudes (>> texture
> units) of smaller ones using OSG?
> This message is subject to the CSIR's copyright terms and conditions, e-mail legal notice, and implemented Open Document Format (ODF) standard.
> The full disclaimer details can be found at http://www.csir.co.za/disclaimer.html.
> This message has been scanned for viruses and dangerous content by MailScanner,
> and is believed to be clean. MailScanner thanks Transtec Computers for their support.
> osg-users mailing list
> osg-users at lists.openscenegraph.org
More information about the osg-users