A description of an ellipsoid centered at the origin.
Name | Type | Description | ||||||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
options |
object |
optional
Object with the following properties:
|
Throws:
-
DeveloperError : options.slicePartitions cannot be less than three.
-
DeveloperError : options.stackPartitions cannot be less than three.
- EllipsoidGeometry#createGeometry
Example:
const ellipsoid = new Cesium.EllipsoidGeometry({
vertexFormat : Cesium.VertexFormat.POSITION_ONLY,
radii : new Cesium.Cartesian3(1000000.0, 500000.0, 500000.0)
});
const geometry = Cesium.EllipsoidGeometry.createGeometry(ellipsoid);
See:
Members
The number of elements used to pack the object into an array.
Methods
static Cesium.EllipsoidGeometry.createGeometry(ellipsoidGeometry) → Geometry|undefined
Computes the geometric representation of an ellipsoid, including its vertices, indices, and a bounding sphere.
Name | Type | Description |
---|---|---|
ellipsoidGeometry |
EllipsoidGeometry | A description of the ellipsoid. |
Returns:
The computed vertices and indices.
Stores the provided instance into the provided array.
Name | Type | Default | Description |
---|---|---|---|
value |
EllipsoidGeometry | 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. |
Returns:
The array that was packed into
static Cesium.EllipsoidGeometry.unpack(array, startingIndex, result) → EllipsoidGeometry
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 |
EllipsoidGeometry | optional The object into which to store the result. |
Returns:
The modified result parameter or a new EllipsoidGeometry instance if one was not provided.