title: How to display and anchor text with ARCore and OpenGL without Sceneform?
body: <p>I want to recreate AR measurement app using ARCore and OpenGL without sceneform. Is there any way to display text and anchor it to another object like the image below?</p>
  
  <p><img src="https://lh3.googleusercontent.com/b8Rwd71qDdZgpJf-PL7KTfnLOfHdrZUOXGaYtQTbQFwKDHtSM7-1PBuqJ2JGJH8-SoY=w1440-h620-rw" alt="ARuler"></p>