PointLight
Create a point light source which emits from a point in all directions.Point lights attenuation is not available. At most 5 directional lights can be supported.

Two spheres with point light
Usage
Create a point light source with color, intensity and position.
const pointLight= new PointLight({
color: [128, 128, 0],
intensity: 2.0,
position: [0, 0, 200]
});
Methods
constructor
The constructor for the PointLight class. Use this to create a new PointLight.
const pointLight = new PointLight({color, intensity, position});
color- (number[3],) RGB color of point light source, default value is[255, 255, 255].intensity- (number) Strength of point light source, default value is1.0.position- (number[3]) Location of point light source, default value is[0, 0, 1].The coordinate system of the position depends on the current view:[longitude, latitude, altitude]in geospatial views and world position in non-geospatial views.