I think osgEarth is probably your best bet. VPB doesn't really offer any opportunities for animatable heightmaps. Also, osgEarth has quite a bit larger feature set.
Check it out and I'd be happy to answer any questions. On Mon, May 26, 2014 at 7:39 AM, Robert Grah <smilingmolec...@web.de> wrote: > Hey guys, > > I am quite new to OSG and i am a bit unsure if i have the right approach. > I like to use osgEarth or VPB to use the actual elevation data of the > earth in a really high resolution and then draw a heightmap out of it. This > heightmap should be possibly animatable. I like for example let areas blink > or fade. change colors depending on elevation or user settings in realtime. > Beside that I like to draw paths onto my elevation map like a circle and > get elevation data of my height map at the position along the circle. It > would also be great to manipulate the circle size and position. I think for > the manipulation I can use osgManipulator class. But for the measurement I > am not sure what i should use. > > I am not sure how customizable VPB or osgEarth are and if it is possible > to change all the environment variables which are set by default? > For example only use a 2d like view of the earth from above like in google > maps. > > So i like to ask you for some hints to point me into the right direction. > > - Which should I use for my needs VPB or osgEarth? > - what is the best data source for my needs? ( I like really high > resolution data. I did some test with material which was really low > resolution.) > - How can i draw a circle and measure the elevation data along the circle? > - What is the best way to animate my heightmap texture? Is it possible to > animate the vertex color in this context of vpb and osgEarth? > > Thanks! :) > > ------------------ > Read this topic online here: > http://forum.openscenegraph.org/viewtopic.php?p=59565#59565 > > > > > > _______________________________________________ > osg-users mailing list > osg-users@lists.openscenegraph.org > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > -- Chris 'Xenon' Hanson, omo sanza lettere. xe...@alphapixel.com http://www.alphapixel.com/ Training • Consulting • Contracting 3D • Scene Graphs (Open Scene Graph/OSG) • OpenGL 2 • OpenGL 3 • OpenGL 4 • GLSL • OpenGL ES 1 • OpenGL ES 2 • OpenCL Digital Imaging • GIS • GPS • osgEarth • Terrain • Telemetry • Cryptography • Digital Audio • LIDAR • Kinect • Embedded • Mobile • iPhone/iPad/iOS • Android @alphapixel <https://twitter.com/alphapixel> facebook.com/alphapixel (775) 623-PIXL [7495]
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