Introductory tutorial using Virtual Reality in Unity3d version 5. Included are simple steps to activate Virtual Reality in Unity3d version 5; optimize the virtual reality experience; using and including the standard Unity3d version 5 first person controller prefab; and creating a dynamic day night cycle.

1. Introductory VR in Unity 3d
Dr James Birt

2. Requirements
• Unity 5.3 or higher
• Oculus runtime 0.8 installed

3. Create new Project

4. Enable VR Mode

5. Simple Test – View a Cube
Press Play - if everything is setup correctly you
should see a cube through your VR headset

6. FPS Controller
• Open Unity3d Asset Store
• Type first person controller – Press Enter
• Click FREE ONLY
• Click Standard Assets
• Download
• In the Import Window Select None - then
Select FirstPersonCharacter;
CrossPlatformInput; Utility & click Import

7. FPS Controller
• Drag FPSController Prefab into Hierarchy
• Remove Main Camera from Hierarchy
• Add a 3D Plane to the Scene
• Create a contrasting material color for your cube and apply
• Position Cube; Controller and Plane in the scene
• Press Play
• Using your Keyboard and Mouse you can now walk around the
game scene

8. Optimising for Framerates & Quality
• Select Project Settings – Quality
• Select Simple and change Anti
Aliasing to 4x Multi Sampling
• Anti Aliasing is very important in
VR and where possible should be
enabled
• Increase Default Render Scale
from 1.0 to 1.5 which increases
object sharpness – see next slide
• Avoid Dynamic Lighting where
possible – best to bake lights

9. How to Increase Render Scale
• Create new C# file called RenderScale
• Add the following code and attach script to FPSController
• Code is from Unity Getting Started Tutorial - http://tinyurl.com/j2elrjt

10. If Dynamic Sun
Required!
• Click Windows – Lighting
• Add Directional Light to the Sun
• Ambient GI – Baked
• Create C# Script – AutoIntensity
• Add the following modified code
from Glen Rhodes tutorial on
realtime day night cycles and GI
Lighting http://tinyurl.com/ju9z8b4
• Change day & night rotation speed
• Suggest changing Y rotations

11. Final
Scene
https://dl.dropboxusercontent.com/u/9011716/VRDEMO.unitypackage