Reverses the winding order of each face of a mesh; this has the effect of flipping the geometric normal. In Gaffer, a face is considered to be front-facing if its vertices are wound in counter-clockwise order relative to the viewer.
Container for user-defined plugs. Nodes should never make their own plugs here, so users are free to do as they wish.
The processed output scene.
The on/off state of the node. When it is off, the node outputs the input scene unchanged.
The input scene
The filter used to control which parts of the scene are processed. A Filter node should be connected here.