docsby gkjohnson

BatchTable

extendsFeatureTable

Extends FeatureTable to provide indexed access to per-feature batch properties, as found in B3DM and PNTS tiles.

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Properties

count: number

Total number of features in the batch.

extensions: Object

Parsed extension objects keyed by extension name.

Methods

constructor

new BatchTable(
	buffer: ArrayBuffer,

	// Number of features in the batch
	count: number,

	// Byte offset of the batch table within the buffer
	start: number,

	// Byte length of the JSON header
	headerLength: number,

	// Byte length of the binary body
	binLength: number
)

getDataFromId

getDataFromId(
	// Feature index (0 to count - 1)
	id: number,

	// Optional object to write properties into
	target: Object = {}
): Object

Returns an object with all properties of the batch table and its extensions for the given feature id. A target object can be specified to store the result. Throws if id is out of bounds.

getPropertyArray

getPropertyArray( key: string ): Array | TypedArray | null

Returns the array of values for the given property key across all features. Returns null if the key is not in the table.

Inherited

From FeatureTable

Properties
Methods