 exports.getComponent = ->
   c = new noflo.Component
   c.icon = 'file-image-o'
-  c.description = 'Calculate RGBY and HSCL histograms of a given canvas.'
+  c.description = 'Calculate RGBAY and HSCL histograms of a given canvas.'
 
   c.outPorts.add 'histogram',
     datatype: 'object'

  normalize res.r, pixels
  normalize res.g, pixels
  normalize res.b, pixels
  normalize res.y, pixels
  normalize res.h, pixels
  normalize res.s, pixels

    r: zero new Array 256
    g: zero new Array 256
    b: zero new Array 256
    a: zero new Array 256
    y: zero new Array 256
    h: zero new Array 361 # degrees [0,0, 360.0] -> [0, 361]
    s: zero new Array 101 # [0.0, 1.0] -> [0, 101]
