Oculus WebGL Examples

vrapi.js

if (navigator.getVRDevices) {
  var displayDevice, sensorDevice;
  navigator.getVRDevices().then(function (devices) {
    for (var i = 0; i < devices.length; i++) {
      if (!displayDevice && devices[i] instanceof HMDVRDevice) {
        displayDevice = devices[i];
      }
    }
    for (var i = 0; i < devices.length; i++) {
      if (!sensorDevice && devices[i] instanceof PositionSensorVRDevice && (!displayDevice || devices[i].hardwareUnitId == displayDevice.hardwareUnitId)) {
        sensorDevice = devices[i];
      }
    }
    if (displayDevice && sensorDevice) {
      // VR is available!
    }
}