Texture for 2D and 3D. A texture works by registering an image in the video hardware, which then can be used in 3D models or 2D [Sprite] or GUI [Control]. Textures are often created by loading them from a file. See [method @GDScript.load]. [Texture2D] is a base for other resources. It cannot be used directly. Draws the texture using a [CanvasItem] with the [VisualServer] API at the specified [code]position[/code]. Draws the texture using a [CanvasItem] with the [VisualServer] API. Draws a part of the texture using a [CanvasItem] with the [VisualServer] API. Returns an [Image] with the data from this [Texture2D]. [Image]s can be accessed and manipulated directly. Returns the texture height. Returns the texture size. Returns the texture width. Returns [code]true[/code] if this [Texture2D] has an alpha channel.