The HoloToolkit offers a great many, simple ways to add what seems like extremely complex features of the HoloLens, but it can be a bit tricky if you're new to Windows Holographic. So this will be the first in an ongoing series designed to help new developers understand what exactly we can do with the HoloLens, and we'll start with voice commands. The hololens team has created a useful “HoloToolkit” for use with Unity. It provides stuff like Spatial Mapping, client/service for sharing holograms among multiple users, cursors, gesture handling, spatial sound etc. It’s pretty simple to install in to your project, so here’s the simple step-by-step. HTK 2017 MRTK v2; Setup: Delete MainCamera, add MixedRealityCameraParent / MixedRealityCamera / HoloLensCamera prefab to scene or use Mixed Reality Toolkit Configure Apply Mixed Reality Scene Settings menu item.: MainCamera parented under MixedRealityPlayspace via Mixed Reality Toolkit Add to Scene and Configure. In Unity - in the top-hand menu - select the HoloToolkit-Sharing-240 menu. Select the Launch Sharing Service item in the drop-down. Check the Private Network option and click Allow Access when the firewall prompt appears. Note down the IPv4 address displayed in the Sharing Service console window.
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Using Holotoolkit.unity.input Module
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Host/Join User Flow
Sharing UI entry point appended to Unity exclusive app UI. Implementation is decided by developer depending on app UX.
Toggle animation for sharing menu. Replaces app UI with sharing UI.
Sharing UI that replaces app UI. Primary actions are Start Session, Join Session, and Debug Session.
'Start Session' creates an available session for other users/devices to join.
Starting shared session confirmation messaging. Session ID is user's username.
Return toggle animation back to app menu.
Resting state for app menu. Sharing UI visual affordance for live session.
Allows user to quit a hosted or joined session. Start Session UI is diabled when hosting.
Session list appears when user taps 'Join Session'. Available sessions are detected over wifi or bluetooth.
Sharing UI entry point appended to Unity exclusive app UI. Implementation is decided by developer depending on app UX.
Holotoolkit For Unity
Select state for sharing UI.
Toggle animation for sharing menu. Replaces app UI with sharing UI.
Sharing UI that replaces app UI. Primary actions are Start Session, Join Session, and Debug Session.
Starting shared session messaging.
Starting shared session confirmation messaging. Session ID is user's username.
Return toggle animation back to app menu.
Sharing UI visual affordance for live session and appended number of session participants.
Using Holotoolkit.unity
Allows user to quit a hosted or joined session. Session ID displays when sharing is active.
Confirmation UI and messaging. Host user owns session and will disconnect all users upon closing/quitting session.
Session list appears when user taps 'Join'. Available sessions are detected over wifi or bluetooth.