new Cesium.FrustumGeometry(options)

Describes a frustum at the given the origin and orientation.
Name Type Description
options object Object with the following properties:
Name Type Default Description
frustum PerspectiveFrustum | OrthographicFrustum The frustum.
origin Cartesian3 The origin of the frustum.
orientation Quaternion The orientation of the frustum.
vertexFormat VertexFormat VertexFormat.DEFAULT optional The vertex attributes to be computed.


The number of elements used to pack the object into an array.


static Cesium.FrustumGeometry.createGeometry(frustumGeometry)Geometry|undefined

Computes the geometric representation of a frustum, including its vertices, indices, and a bounding sphere.
Name Type Description
frustumGeometry FrustumGeometry A description of the frustum.
The computed vertices and indices.

static Cesium.FrustumGeometry.pack(value, array, startingIndex)Array.<number>

Stores the provided instance into the provided array.
Name Type Default Description
value FrustumGeometry The value to pack.
array Array.<number> The array to pack into.
startingIndex number 0 optional The index into the array at which to start packing the elements.
The array that was packed into

static Cesium.FrustumGeometry.unpack(array, startingIndex, result)

Retrieves an instance from a packed array.
Name Type Default Description
array Array.<number> The packed array.
startingIndex number 0 optional The starting index of the element to be unpacked.
result FrustumGeometry optional The object into which to store the result.
Need help? The fastest way to get answers is from the community and team on the Cesium Forum.