The renderer this System works for.
ReadonlyextensionsExtensions available.
ReadonlysupportsFeatures supported by current context.
Pass-thru setting for the canvas' context alpha property. This is typically
not something you need to fiddle with. If you want transparency, use backgroundAlpha.
ReadonlywebEither 1 or 2 to reflect the WebGL version being used.
Helper class to create a WebGL Context
the canvas element that we will get the context from
An options object that gets passed in to the canvas element containing the context attributes
the WebGL context
Generic destroy methods to be overridden by the subclass
System plugin to the renderer to manage the context.
Memberof
PIXI