Re: [osg-users] Strategy for implementing dynamic vertical exaggeration of VPB models.

2008-05-23 Thread John Vidar Larring
Robert Osfield wrote: Hi John Probably the easiest way for me to resolve the dirty not effecting all tiles is to try it out at my end. Could you submit your changes for the vertical scale to osg-submissions, then I can review it, merge in appropriate, make changes if required, then I can then

Re: [osg-users] Strategy for implementing dynamic vertical exaggeration of VPB models.

2008-05-21 Thread John Vidar Larring
Hi Robert, Thanks for quick and informative answer. In terms of implementation the route to take is write a Registry::ReadFileCallback that ...[snip]... Hmm... this sounds a bit complicated, especially since I am an OSG newbe. If you are building with the VPB --terrain option rather than

Re: [osg-users] Strategy for implementing dynamic vertical exaggeration of VPB models.

2008-05-21 Thread Robert Osfield
Hi John, Comments at bottom On Wed, May 21, 2008 at 8:09 AM, John Vidar Larring [EMAIL PROTECTED] wrote: This gave me an idea to how I could implement the verical exaggeration feature for osgTerrrain databases. Please review the below and comment on any conceptual errors so that I won't

[osg-users] Strategy for implementing dynamic vertical exaggeration of VPB models.

2008-05-19 Thread John Vidar Larring
Hi, When creating globes with VPB one can use the option -v (vertical multiplier) to set permanent vertical exaggeration for the generated model. However, in our software solution the user must be able to set vertical exaggeration from the GUI (i.e. dynamically alter vertical exaggeration).

Re: [osg-users] Strategy for implementing dynamic vertical exaggeration of VPB models.

2008-05-19 Thread Robert Osfield
Hi John, VPB builds purely static databases that are stored on disk to be later loaded by the runtime that visualizes it. Since you want to vary the vertical exaggeration at runtime then the solution will have to be entirely on the OSG side, VPB actually has little to do with the actual