Introductory Virtual Reality in Unity3d

Introductory Virtual Reality in Unity3d

• 1.
  Introductory VR inUnity 3d Dr James Birt
• 2.
  Requirements • Unity 5.3or 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 • OpenUnity3d 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 • DragFPSController 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 IncreaseRender 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