Private Readonly _globeEarth is the root entity in the scene.
Ambient light in the scene.
The background of the scene, the default is the skybox.
Cameras in the scene, we only consider the case where there is only one camera in the scene.
The engine the scene belongs to.
Point lights in the scene.
Readonly shaderGenerated using TypeDoc
The camera and the earth are loaded by default inside the constructor.