Colin Knowles wrote: > Hi, > I have a large hi res globe which I've built showing 250 odd kms of river > with 30cm resolution terrain and 20cm imagery - I've been asked to mod the > texture so that it shows an increase in the level of the river. > For small areas I typically create a contour polygon at the new water > elevation and use that as a line which is baked onto the image in a 3rd party > software package , this is then used in photoshop as a reference line which I > can create a false texture fill inside. > This process works great for small areas , unfortunately for 80 gigs of > imagery I cannot manually go through each tile and photoshop a new texture > for the river edge in the time allowed. > I can create a georeferenced image of the new river on it's own at a higher > resolution than the base image and build the globe - but then I end up with a > hard edge between the base image and the new river texture - is it possible > to use the osg to feather the edge of the higher res image into the existing > image so that there is a smoothed edge?? > I can post up some images to give you an idea of what I'm getting at if this > helps.
I don't believe you can do this with current VPB. It's something you could do in my Visual Nature Studio software ( http://3dnature.com/vnsinfo.html ), but even there, 80gigs is too large for VNS to process. > Cheers, > Colin > www.k2vi.com -- Chris 'Xenon' Hanson, omo sanza lettere Xenon AlphaPixel.com PixelSense Landsat processing now available! http://www.alphapixel.com/demos/ "There is no Truth. There is only Perception. To Perceive is to Exist." - Xen _______________________________________________ osg-users mailing list osg-users@lists.openscenegraph.org http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org