gistfile1.js

// Compact the state.
var slimmerState = new Float64Array([
  0,
  15.290663048624992,
  2.0000000004989023,
  -24.90756910131313,
  0.32514392007855847,
  -0.8798439564294107,
  0.32514392007855847,
  0.12015604357058937,
  1,
  7.490254936274141,
  2.0000000004989023,
  -14.188117316225544,
  0,
  0.018308020720336753,
  0.1830802072033675,
  0.9829274917854702
]);

// Impose an 8-bit unsigned format onto the bytes
// stored in the ArrayBuffer.
var ucharView  = new Uint8Array( slimmerState.buffer );
var slimmerMsg = String.fromCharCode.apply(
  String, [].slice.call( ucharView, 0 )
);
var slimmerMsgSize = getUTF8Size( slimmerMsg ); // 170 bytes


// Decode
var decodeBuffer = new ArrayBuffer( slimmerMsg.length );
var decodeView   = new Uint8Array( decodeBuffer );

// Put message back into buffer as 8-bit unsigned.
for ( var i = 0; i < slimmerMsg.length; ++i ) {
  decodeView[i] = slimmerMsg.charCodeAt( i );
}

// Interpret the data as JavaScript Numbers
var decodedState = new Float64Array( decodeBuffer );