| Copyright | Peter Robinson 2014 |
|---|---|
| License | LGPL |
| Maintainer | Peter Robinson <peter.robinson@monoid.at> |
| Stability | experimental |
| Portability | portable |
| Safe Haskell | None |
| Language | Haskell98 |
System.Random.Dice.Internal
Description
Synopsis
- integralToBits :: (Integral n, Integral m) => Int -> n -> [m]
- bitsToIntegral :: Integral n => [n] -> n
- extendIntegralWithBits :: Integral n => n -> [n] -> n
- upperBound :: Word64
- getDiceRolls :: Int -> Int -> IO [Int]
- getRandomRs :: (Int, Int) -> Int -> IO [Int]
- diceRolls :: Int -> Conduit Word8 IO Int
- randomRs :: (Int, Int) -> Conduit Word8 IO Int
- systemEntropy :: Producer IO Word8
- dRoll :: Word64 -> Word64 -> Word64 -> Conduit Word8 IO (Int, Int)
- testPerformance :: Int -> Int -> IO ()
Documentation
Arguments
| :: (Integral n, Integral m) | |
| => Int | minimal number of bits |
| -> n | the number |
| -> [m] | bit representation of |
Converts a number to its base-2 representation (as a list of bits) and prepends zeros to ensure the minimal size.
bitsToIntegral :: Integral n => [n] -> n Source #
Convert a list of bits to an integral
extendIntegralWithBits :: Integral n => n -> [n] -> n Source #
upperBound :: Word64 Source #
Upper bound on the number of sides that a random dice can have.
Generates k rolls of an n sided dice.
Generates a list of random integer values in the specified range.
diceRolls :: Int -> Conduit Word8 IO Int Source #
Produces a stream of random integer values in the range [0,n-1], for a
given n <= 2^55.
This conduit needs to be attached to an entropy source such as
systemEntropy.
Produces a stream of random integer values within a range.
This conduit needs to be attached to an entropy source such as
systemEntropy.
systemEntropy :: Producer IO Word8 Source #
A source of entropy. By default, we use the getEntropy function from
the entropy package, see systemEntropy.
Warning: When combining a source of entropy with other conduits, it is
important that there is no "backflow" due to leftover values that
are being returned to the
source from the conduit. This can be done by fusing the conduit with the
identity map, e.g: myEntropySrc $$ Data.Conduit.List.map id =$= myConduit