2x2 grid non copyrighted books functional flat lay

2x2 grid, 16:9, do this for 4 non-copyrighted books: type Share = Float

data Constituent = C { name :: Text, share :: Share }      -- Σ shares = 1  (R₃)

-- R₁+R₂: a partition of the shape region that preserves measure and conforms to the boundary

partition :: Region -> [Constituent] -> [SubRegion]

--   |Ω_i| = share_i · |Ω|   (area‑preserving)

--   disjoint Ω_i ; ∪Ω_i = Ω ; ∂(∪Ω_i) = ∂Ω   (shape‑conforming, clean edge)

reads_as :: Image -> (Silhouette, Recipe)                  -- far = the SHAPE, near = the proportions

forbidden :: [Regex]

forbidden = [ /equal_sized_parts/ , /wrong_proportions/ , /missing_component/ , /broken_silhouette/ ,

              /overlap/ , /tilt/ , /hands/ , /glare/ ]

render :: Subject -> Shape -> Image

render s sh = let d = constituents s; Ω = region sh

              in  assert (sum(share <$> d)==1 && measure_preserving (partition Ω d) Ω) $

                  flat_lay (partition Ω d) overhead_softbox matte soft_shadows (tiny_pct d)