imagefilters-0.1: Image Filters (contrast, brightness, gaussian blur, etc)

Graphics.Filters.Util

Synopsis

Documentation

type RGBA = (Int, Int, Int, Int)Source

clampSource

Arguments

:: (Ord a, Num a) 
=> a

Minimum

-> a

Maximum

-> a

Value to clamp

-> a 

Utility function for clamping a value between a minimum and maximum value

normalizeRGBA :: RGBA -> (Float, Float, Float, Float)Source

Function for converting RGBA from an Int 0-255 range to a Float 0.0-1.0 range