<p>Pixels and screen coordinates may map 1:1 on your machine, but they won't on every other machine, for example on a Mac with a Retina display. The ratio between screen coordinates and pixels may also change at run-time depending on which monitor the window is currently considered to be on.</p>
<h1><a class="anchor" id="guarantees_limitations"></a>
Guarantees and limitations</h1>
<p>This section describes the conditions under which GLFW can be expected to function, barring bugs in the operating system or d