| AbstractElevationModel | 
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| BasicElevationModel | 
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| BasicElevationModel.DownloadPostProcessor | 
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| BasicElevationModel.Elevations | 
 Internal class to hold collections of elevation tiles that provide elevations for a specific sector. 
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| BasicElevationModel.ElevationTile | 
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| BasicElevationModel.RequestTask | 
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| BasicElevationModelBulkDownloader | 
Downloads elevation data not currently available in the World Wind file cache or a specified  FileStore.  
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| BasicElevationModelFactory | 
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| BathymetryFilterElevationModel | 
 An elevation model to map another elevation model's depths to a constant value, usually 0. 
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| CompoundElevationModel | 
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| HighResolutionTerrain | 
 Provides operations on the best available terrain. 
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| HighResolutionTerrain.RectTile | 
 Defines an internal terrain tile. 
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| HighResolutionTerrain.RenderInfo | 
 Holds a tile's geometry. 
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| LocalElevationModel | 
 Implements an elevation model for a local file or collection of files containing elevation data. 
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| LocalElevationModel.LocalTile | 
 An internal class that represents one elevation raster in the elevation model. 
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| LocalRasterServerElevationModel | 
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| RectangularTessellator | 
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| RectangularTessellator.CacheKey | 
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| RectangularTessellator.RectTile | 
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| RectangularTessellator.RenderInfo | 
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| RectangularTessellator.TopLevelTiles | 
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| SectorGeometryList | 
 This class is a container for terrain geometry. 
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| WCSElevationModel | 
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| WCSElevationModel.URLBuilder | 
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| WMSBasicElevationModel | 
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| WMSBasicElevationModel.CompositionRetrievalPostProcessor | 
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| WMSBasicElevationModel.ElevationCompositionTile | 
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| WMSBasicElevationModel.URLBuilder | 
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| ZeroElevationModel | 
 An elevation model that always returns zero elevations. 
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