A description of the outline of a polygon composed of arbitrary coplanar positions.
Name | Type | Description | ||||||
---|---|---|---|---|---|---|---|---|
options |
object |
Object with the following properties:
|
Example:
const polygonOutline = new Cesium.CoplanarPolygonOutlineGeometry({
positions : Cesium.Cartesian3.fromDegreesArrayHeights([
-90.0, 30.0, 0.0,
-90.0, 30.0, 1000.0,
-80.0, 30.0, 1000.0,
-80.0, 30.0, 0.0
])
});
const geometry = Cesium.CoplanarPolygonOutlineGeometry.createGeometry(polygonOutline);
See:
Members
The number of elements used to pack the object into an array.
Methods
static Cesium.CoplanarPolygonOutlineGeometry.createGeometry(polygonGeometry) → Geometry|undefined
Computes the geometric representation of an arbitrary coplanar polygon, including its vertices, indices, and a bounding sphere.
Name | Type | Description |
---|---|---|
polygonGeometry |
CoplanarPolygonOutlineGeometry | A description of the polygon. |
Returns:
The computed vertices and indices.
static Cesium.CoplanarPolygonOutlineGeometry.fromPositions(options) → CoplanarPolygonOutlineGeometry
A description of a coplanar polygon outline from an array of positions.
Name | Type | Description | ||||||
---|---|---|---|---|---|---|---|---|
options |
object |
Object with the following properties:
|
Returns:
Stores the provided instance into the provided array.
Name | Type | Default | Description |
---|---|---|---|
value |
CoplanarPolygonOutlineGeometry | 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.CoplanarPolygonOutlineGeometry.unpack(array, startingIndex, result) → CoplanarPolygonOutlineGeometry
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 |
CoplanarPolygonOutlineGeometry | optional The object into which to store the result. |
Returns:
The modified result parameter or a new CoplanarPolygonOutlineGeometry instance if one was not provided.