StaticItem
One static quad's plane, in world space - planePoint/planeNormal come from the quad's own BGE.Math.CornerPoints.getCenter()/getNormal(). sceneObj is an opaque payload this module never inspects - the caller gets it back unchanged in collectDrawOrder()'s result.
Properties
sceneObj(dynamic)planePoint(BGE.Math.Vector)planeNormal(BGE.Math.Vector)