EventDispatcher → Object3D →

HemisphereLightHelper

Creates a visual aid consisting of a spherical mesh for a given HemisphereLight.

When the hemisphere light is transformed or its light properties are changed, it's necessary to call the update() method of the respective helper.

Code Example

const light = new THREE.HemisphereLight( 0xffffbb, 0x080820, 1 );
const helper = new THREE.HemisphereLightHelper( light, 5 );
scene.add( helper );

Constructor

new HemisphereLightHelper( light : HemisphereLight, size : number, color : number | Color | string )

Constructs a new hemisphere light helper.

light

The light to be visualized.
size

The size of the mesh used to visualize the light.

Default is 1.
color

The helper's color. If not set, the helper will take the color of the light.

Properties

.color : number | Color | string

The color parameter passed in the constructor. If not set, the helper will take the color of the light.

.light : HemisphereLight

The light being visualized.

Methods

.dispose()

Frees the GPU-related resources allocated by this instance. Call this method whenever this instance is no longer used in your app.

Overrides: Object3D#dispose

.update()

Updates the helper to match the position and direction of the light being visualized.

Source

src/helpers/HemisphereLightHelper.js