GoogleEarthEnterpriseMetadata

new Cesium.GoogleEarthEnterpriseMetadata(resourceOrUrl)
engine/Source/Core/GoogleEarthEnterpriseMetadata.js 45

Provides metadata using the Google Earth Enterprise REST API. This is used by the GoogleEarthEnterpriseImageryProvider and GoogleEarthEnterpriseTerrainProvider to share metadata requests.
Name Type Description
resourceOrUrl Resource | String The url of the Google Earth Enterprise server hosting the imagery
See:

Members

imageryPresent : Boolean
engine/Source/Core/GoogleEarthEnterpriseMetadata.js 69

True if imagery is available.
Default Value: true

key : ArrayBuffer
engine/Source/Core/GoogleEarthEnterpriseMetadata.js 110

Key used to decode packets

negativeAltitudeExponentBias : Number
engine/Source/Core/GoogleEarthEnterpriseMetadata.js 90

Exponent used to compute constant to calculate negative height values.
Default Value: 32

negativeAltitudeThreshold : Number
engine/Source/Core/GoogleEarthEnterpriseMetadata.js 97

Threshold where any numbers smaller are actually negative values. They are multiplied by -2^negativeAltitudeExponentBias.
Default Value: EPSILON12

protoImagery : Boolean
engine/Source/Core/GoogleEarthEnterpriseMetadata.js 76

True if imagery is sent as a protocol buffer, false if sent as plain images. If undefined we will try both.
Default Value: undefined

providers : Object
engine/Source/Core/GoogleEarthEnterpriseMetadata.js 104

Dictionary of provider id to copyright strings.
Default Value: {}

readonly proxy : Proxy
engine/Source/Core/GoogleEarthEnterpriseMetadata.js 152

Gets the proxy used for metadata requests.

readonly readyPromise : Promise.<Boolean>
engine/Source/Core/GoogleEarthEnterpriseMetadata.js 176

Gets a promise that resolves to true when the metadata is ready for use.

readonly resource : Resource
engine/Source/Core/GoogleEarthEnterpriseMetadata.js 164

Gets the resource used for metadata requests.

terrainPresent : Boolean
engine/Source/Core/GoogleEarthEnterpriseMetadata.js 83

True if terrain is available.
Default Value: true

readonly url : String
engine/Source/Core/GoogleEarthEnterpriseMetadata.js 140

Gets the name of the Google Earth Enterprise server.

Methods

static Cesium.GoogleEarthEnterpriseMetadata.quadKeyToTileXY(quadkey)
engine/Source/Core/GoogleEarthEnterpriseMetadata.js 233

Converts a tile's quadkey used to request an image from a Google Earth Enterprise server into the (x, y, level) position.
Name Type Description
quadkey String The tile's quad key
See:
  • GoogleEarthEnterpriseMetadata#tileXYToQuadKey

static Cesium.GoogleEarthEnterpriseMetadata.tileXYToQuadKey(x, y, level)
engine/Source/Core/GoogleEarthEnterpriseMetadata.js 193

Converts a tiles (x, y, level) position into a quadkey used to request an image from a Google Earth Enterprise server.
Name Type Description
x Number The tile's x coordinate.
y Number The tile's y coordinate.
level Number The tile's zoom level.
See:
  • GoogleEarthEnterpriseMetadata#quadKeyToTileXY
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