Ray Tracing, Ray Tracer, Haskell, Performance, Parallel Computing.
is: 33m → 24m → 8m → 93s → 82s. Accumulating Parameters & Tail Recursion Yes, that is right. Accumulating parameters facilitates tail recursion. It does not always seem to work, but with a combination of other factors, it sometimes kicks in, providing a sudden performance boost. The compilers and