src/scene/structure/parametric-objects/kitchen.js
function getElementPos(pos) {
    var l = 0
    for (var i = 0; i < pos - 1; i++) { l += elements[i] }
    return l
  }
function getElementPos(pos) {
    var l = 0
    for (var i = 0; i < pos - 1; i++) { l += elements[i] }
    return l
  }
function getElementPos ( pos ) { var l = 0 for ( var i = 0 ; i < pos - 1 ; i ++ ) { l += elements [ i ] } return l }
get x coordinate for element index
get x coordinate for element index