Abstract render data object, holds frame data related to rendering a single frame of a viewport. Abstract render data object, exists for the duration of rendering a single viewport. [b]Note:[/b] This is an internal rendering server object, do not instantiate this from script. Returns the [RID] of the camera attributes object in the [RenderingServer] being used to render this viewport. Returns the [RID] of the environment object in the [RenderingServer] being used to render this viewport. Returns the [RenderSceneBuffers] object managing the scene buffers for rendering this viewport. Returns the [RenderSceneData] object managing this frames scene data.