Used internally in good.fibes to determine grayscale values along all possible line paths
get.whites(imglist, lpl, depth, backstep = 0)A matrix of grayscale values > cutoff
The current images being considered
generated by points.generator to find the position of all possible paths
radius + 1 from good.fibes
How many images to consider "behind" the plane of the zero.image.
for internal use in good.fibes only