Steve Leigh xwipeoutx

XR specific tech interview

Explain what is AR / VR / XR / MR, how are they connected? Why would you choose one over another?
Your client is saying "I want a HoloLens app that can do X". How do you qualify if they're wasting their money?
Tell me about some logistical implications of this tech in the enterprise?
How does developing an XR app differ from a traditional 2D or 3D game / app?
Specifically, what are some downsides to translucent displays (HoloLens, Magic Leap), and how do you accommodate for them?

If you want to prepare your PC beforehand, I would

Install Unity Hub. This handled multiple Unity versions on the same PC and is a life saver
Install the latest Unity from (whatever it happens to be - there won't be any major releases soon AFAIK). Include all the UWP/Windows store things and the IL2CPP scripting engine support
- If you're more interested in doing AR for the tablet or phone, then install those SDKs too - it's really up to you what you want to get out of it
- Careful with the installer and it telling you to install VS 2018. There's a checklist here - but I wouldn't worry about the emulator. It sucks.
Do a quick "Hello, world"
- Do this tutorial by MS
-or- do my old "Hello, world!" tutorial (I will

Path to mergetool:

C:/Program Files/SourceGear/Common/DiffMerge/sgdm.exe

Mergetool command:

"C:/Program Files/SourceGear/Common/DiffMerge/sgdm.exe" /m /r="$MERGED" "$LOCAL" "$BASE" "$REMOTE"

	var sceneView = SceneView.currentDrawingSceneView;
	var canvas = rectTransform.GetComponentInParent<Canvas>();

	var zoomFactor = sceneView.position.height / (sceneView.camera.orthographicSize * 2);
	var pivotPosition = HandleUtility.WorldToGUIPoint(rectTransform.position);
	var sizeOnCanvas = RectTransformUtility.PixelAdjustRect(rectTransform, canvas).size;
	var size = sizeOnCanvas * zoomFactor + buffer * Vector2.one;
	var pos = pivotPosition - size * new Vector2(rectTransform.pivot.x, 1 - rectTransform.pivot.y);
	var sceneViewRect = new Rect(pos, size);

	using System.Linq;
	using UnityEditor;
	using UnityEngine;

	public class SaneMeshes : AssetPostprocessor
	{
	private void OnPostprocessModel(GameObject go)
	{
	Debug.Log("Post processing a model!");

-# Variables
-$repo = "Owner/RepoName"
-$daysAgo = 14
-$twoWeeksAgo = (Get-Date).AddDays(-$daysAgo).ToString("yyyy-MM-ddTHH:mm:ssZ")
-# Fetch all artifacts older than 2 weeks
-$artifacts = gh api "repos/$repo/actions/artifacts" --paginate --jq ".artifacts | map(select(.created_at < `"`"$twoWeeksAgo`"`"`"))" | ConvertFrom-Json
-# Check if there are any artifacts

	let imageConversion = require("image-conversion");
	var fs = require("fs");
	let jimp = require("jimp");
	let ImageJs = require("image-js");

	let output = "public/images/icon";

	const scales = [100, 125, 150, 200, 240, 400];
	const iconTargetSizes = [16,24,32,48,256];
	const iconTargetDecorations = ['unplated_targetsize', 'targetsize'];

	using System.IO;
	using System.Linq;
	using System.Text;
	using System.Xml;
	using UnityEditor;
	using UnityEditor.Build;
	using UnityEditor.Build.Reporting;
	using UnityEngine;

	namespace Project.Scripts.Editor

	<html>
	<head>
	<title>Model Viewer Example</title>
	<script type="module" src="https://unpkg.com/@google/model-viewer/dist/model-viewer.min.js"></script>
	<script nomodule src="https://unpkg.com/@google/model-viewer/dist/model-viewer-legacy.js"></script>
	</head>
	<body>
	<model-viewer src="https://stevesspace.com/assets/models/Astronaut.glb"
	ar ar-modes="webxr scene-viewer quick-look" ar-scale="auto" camera-controls
	alt="A 3D model of an astronaut"

	export async function getParcel(coords: {lat: number, lng: number}): Promise<Feature> {
	let url = `https://gisservices.information.qld.gov.au/arcgis/rest/services/PlanningCadastre/LandParcelPropertyFramework/MapServer/4/query?geometry=${coords.lng}%2C${coords.lat}&geometryType=esriGeometryPoint&inSR=4326&spatialRel=esriSpatialRelIntersects&outFields=*&returnGeometry=true&outSR=4326&f=geojson`

	let response = await fetch(url);
	let collection = await response.json();


	return (collection && collection.features[0]) \|\| null;
	}