requirebin sketch

index.js

var ndarray = require('ndarray')
var cwise = require('cwise')

var s = 4
var arr0 = new ndarray(new Uint8Array(s*s*s),[s,s,s])
var arr1 = new ndarray(new Uint8Array(s*s*s/2*2*2),[s/2,s/2,s/2])

arr0.set(1,1,1,1)

var lod = cwise
  ( { args: 
      [ 'array'
      , 'array', 'array', 'array', 'array'
      , 'array', 'array', 'array', 'array'
      ]
    , body: function(out,a,b,c,d,e,f,g,h){
        console.log(a,b,c,d,e,f,g,h)
        out = a || b || c || d || e || f || g || h
      }
    } )

var arr0_0 = arr0.step(2,2,2)
var arr0_1 = arr0.lo(1,0,0).step(2,2,2)
var arr0_2 = arr0.lo(0,1,0).step(2,2,2)
var arr0_3 = arr0.lo(1,1,0).step(2,2,2)
var arr0_4 = arr0.lo(0,0,1).step(2,2,2)
var arr0_5 = arr0.lo(1,0,1).step(2,2,2)
var arr0_6 = arr0.lo(0,1,1).step(2,2,2)
var arr0_7 = arr0.lo(1,1,1).step(2,2,2)

lod(arr1,arr0_0,arr0_1,arr0_2,arr0_3,arr0_4,arr0_5,arr0_6,arr0_7)

var el = document.createElement('div')
document.body.appendChild(el)
el.style['font-family'] = 'Consolas'
el.innerHTML = 'arr1.get(0,0,0): '+arr1.get(0,0,0)
         + '<br>arr1.get(1,1,1): '+arr1.get(1,1,1)

minified.js

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