public double GetAltitudeForLatLongForPlanet(int planetID, double viewLat, double viewLong) { Imageset layer = WWTControl.Singleton.GetImagesetByName(Planets.GetNameFrom3dId(planetID)); if (layer == null) { return(0); } int maxX = GetTilesXForLevel(layer, layer.BaseLevel); int maxY = GetTilesYForLevel(layer, layer.BaseLevel); for (int x = 0; x < maxX; x++) { for (int y = 0; y < maxY; y++) { Tile tile = TileCache.GetTile(layer.BaseLevel, x, y, layer, null); if (tile != null) { if (tile.IsPointInTile(viewLat, viewLong)) { return(tile.GetSurfacePointAltitude(viewLat, viewLong, true)); } } } } return(0); }