Function preciseCheck

src/WebGL/webglInputEvents.js:104–114

(nodeUI, x, y)

  }

  function preciseCheck(nodeUI, x, y) {
    if (nodeUI && nodeUI.size) {
      var pos = nodeUI.position,
        half = nodeUI.size;

      return pos.x - half < x && x < pos.x + half &&
        pos.y - half < y && y < pos.y + half;
    }

    return true;
  }

  function getNodeAtClientPos(pos) {
    return webglGraphics.getNodeAtClientPos(pos, preciseCheck);