	uni_vert = T
	   uni_x = F
	   uni_y = T
	gradient = T
    mid_gradient = T
	 patches = F

       base_dist = 
           dist1 = 
     dist1_layer = 

      start_grad = 1.0 0
        mid_grad = 0 1.0
        end_grad = 1.0 0
    mid_location = 0.5

      patch_dist = 
      patch_perc = 