var decodeDepth;
var rEncode = color.r;
var gEncode = color.g;
var bEncode = color.b;
// This loop decodes depth into a 24 bit value split across all three color channels.
// The least significant digit is the last blue value.
// The most significant digit is the first red value.
for (var i = 0; i < 8; i++){
    decodeDepth |= ((bEncode) & 1) << i;
    decodeDepth >>= 1;

    decodeDepth |= ((gEncode) & 1) << i;
    decodeDepth >>= 1;

    decodeDepth |= ((rEncode) & 1) << i;
    decodeDepth >>= 1;
}