Chamfer Mask:
( 1,  0,  0,   7)
( 1,  1,  0,  10)
( 1,  1,  1,  13)
( 2,  1,  1,  18)

Computed Lut Mask:
( 1,  0,  0,   7)
( 1,  1,  0,  10)
( 1,  1,  1,  13)
( 2,  1,  1,  18)

Look-Up Table: values which differ from LMC (L = 200, R <= 1385)
Lut[][    7 ] =     8    11    14    19 
Lut[][   10 ] =    15    18    19    26 
Lut[][   13 ] =    18    21    24    29 
Lut[][   14 ] =    19                   
Lut[][   17 ] =    22    25    27    33 
Lut[][   18 ] =                29       
Lut[][   20 ] =    26    29    32    37 
Lut[][   23 ] =    29    32    34    40 
Lut[][   24 ] =    29                   
Lut[][   25 ] =                37       
Lut[][   26 ] =                37       
Lut[][   27 ] =    33                   
Lut[][   28 ] =                40       
Lut[][   30 ] =    36    39    42    47 
Lut[][   33 ] =                45       
Lut[][   34 ] =    40                   
Lut[][   35 ] =                47       
Lut[][   36 ] =                47       
Lut[][   38 ] =                50       
Lut[][   43 ] =                55       
Lut[][   46 ] =                58       
Lut[][   48 ] =                60       
Lut[][   56 ] =                68