Changes between Version 4 and Version 5 of OsgTerrainData
- Timestamp:
- Aug 26, 2010, 11:26:43 AM (14 years ago)
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OsgTerrainData
v4 v5 3 3 = Terrain Data (DEM / Textures) = 4 4 5 to use osgVisual, you need a terrain model to visualize. This model can be generated on thy fly (e.g. via osgEarth) or pr oprocessed with [http://www.openscenegraph.org/projects/VirtualPlanetBuilder VirtualPlanetBuilder].[[br]]5 to use osgVisual, you need a terrain model to visualize. This model can be generated on thy fly (e.g. via osgEarth) or preprocessed with [http://www.openscenegraph.org/projects/VirtualPlanetBuilder VirtualPlanetBuilder].[[br]] 6 6 This page gives an overview how to obtain digital elevation model (DEM) data and texture data to build such a database. 7 7 … … 56 56 == compress Data == 57 57 58 To shift system load from HDD to CPU, compress all textures lossless with LZW. This will increase rendering time a lot, because usually the HDD ist the bottleneck.58 To shift system load from HDD to CPU, compress all textures lossless with LZW. This will decrease rendering time a lot, because usually the HDD ist the bottleneck. 59 59 {{{ 60 60 #!sh