Class: SphereGeometry

SphereGeometry

new SphereGeometry(optionsopt)

A description of a sphere centered at the origin.
Parameters:
Name Type Attributes Description
options Object <optional>
Object with the following properties:
Properties
Name Type Attributes Default Description
radius Number <optional>
1.0 The radius of the sphere.
stackPartitions Number <optional>
64 The number of times to partition the ellipsoid into stacks.
slicePartitions Number <optional>
64 The number of times to partition the ellipsoid into radial slices.
vertexFormat VertexFormat <optional>
VertexFormat.DEFAULT The vertex attributes to be computed.
Source:
See:
  • SphereGeometry#createGeometry
Throws:
  • options.slicePartitions cannot be less than three.
    Type
    DeveloperError
  • options.stackPartitions cannot be less than three.
    Type
    DeveloperError
Example
var sphere = new Cesium.SphereGeometry({
  radius : 100.0,
  vertexFormat : Cesium.VertexFormat.POSITION_ONLY
});
var geometry = Cesium.SphereGeometry.createGeometry(sphere);

Members

(static) packedLength :Number

The number of elements used to pack the object into an array.
Type:
  • Number
Source:

Methods

(static) createGeometry(sphereGeometry) → {Geometry}

Computes the geometric representation of a sphere, including its vertices, indices, and a bounding sphere.
Parameters:
Name Type Description
sphereGeometry SphereGeometry A description of the sphere.
Source:
Returns:
The computed vertices and indices.
Type
Geometry

(static) pack(value, array, startingIndexopt) → {Array.<Number>}

Stores the provided instance into the provided array.
Parameters:
Name Type Attributes Default Description
value SphereGeometry The value to pack.
array Array.<Number> The array to pack into.
startingIndex Number <optional>
0 The index into the array at which to start packing the elements.
Source:
Returns:
The array that was packed into
Type
Array.<Number>

(static) unpack(array, startingIndexopt, resultopt) → {SphereGeometry}

Retrieves an instance from a packed array.
Parameters:
Name Type Attributes Default Description
array Array.<Number> The packed array.
startingIndex Number <optional>
0 The starting index of the element to be unpacked.
result SphereGeometry <optional>
The object into which to store the result.
Source:
Returns:
The modified result parameter or a new SphereGeometry instance if one was not provided.
Type
SphereGeometry