Class WebGIMaterialsLightMap

Disables and removes the extension from the Document.

Indicates to the client whether it is OK to load the asset when this extension is not recognized. Optional extensions are generally preferred, if there is not a good reason to require a client to completely fail when an extension isn't known.

Lists all ExtensionProperty instances associated with, or created by, this extension. Includes only instances that are attached to the Document's graph; detached instances will be excluded.

Indicates to the client whether it is OK to load the asset when this extension is not recognized. Optional extensions are generally preferred, if there is not a good reason to require a client to completely fail when an extension isn't known.