1. A system for applying optical flow sensing for agricultural vehicles, the system comprising: an image capture controller to obtain a plurality of digital images of an agricultural environment from a sensor affixed to agricultural equipment (AEQ), the plurality of digital images including a first image and a second image, the second image being captured subsequent to the first image; an optical flow circuit set to identify a transformation of a landmark between the first image and the second image, the landmark being common to the first image and the second image; and a physical environment circuit set to calculate a degree of motion for the AEQ relative to an environmental target based on the transformation of the landmark.