Learning Unity Physics PDF
Preview Learning Unity Physics
Learning Unity Physics Table of Contents Learning Unity Physics Credits About the Author About the Reviewers www.PacktPub.com Support files, eBooks, discount offers, and more Why subscribe? Free access for Packt account holders Preface What this book covers What you need for this book Who this book is for Conventions Reader feedback Customer support Errata Piracy Questions 1. Introduction to Physics in Unity3D The most common component of Physics used in interactive development Use of Physics in simulation and frame rate Basic components of Physics for interactive development Integration Collision detection Collision resolution Physical simulation in Unity Built-in Physics in Unity3D Built-in Physics components in Unity3D Rigidbodies Kinematic motion and Rigidbodies Colliders Static colliders Dynamic colliders Physic Materials Triggers Joints Character controllers Scripting based on collision Frictionless Physic Materials Summary 2. Using Different Colliders for Interaction Primitive colliders Types of primitive colliders Box Collider 3D Example – implementation of Box Collider Box Collider 2D Sphere Collider 3D Example – implementation of Sphere Collider Circle Collider 2D Capsule Collider 3D Example – implementation of Capsule Collider Mesh Collider Example – implementation of Mesh Collider Polygon Collider 2D Example – implementation of Polygon Collider 2D Edge Collider 2D Nonprimitive colliders Types of nonprimitive colliders Wheel Collider Example – implementation of Wheel Colliders Static collider Rigidbody Collider Kinematic Rigidbody Collider Trigger Collider An example of proximity triggers An example of radius triggers Compound colliders Example – implementation of compound colliders Summary 3. Overview of Collision Matrix Collision Matrix 3D Trigger Matrix Matrix for 2D Objects Layers and Collision Matrix An example of a layer-based Collision Matrix Collision Matrix and a script An example of a script-based Collision Matrix Summary 4. Rigidbody Types and Their Properties Types of Rigidbody components Physics Rigidbody An example of creating a Physics Rigidbody Kinematic Rigidbody Properties of Rigidbody components Example using a Rigidbody Summary 5. Joint Types and Their Properties Types of joints Fixed joint Spring joint Hinge joint Character joints Configurable joints Handling movement/rotation restriction Limiting motions Limiting rotation Handling movement/rotation acceleration Handling translation acceleration Handling rotation acceleration Summary 6. Animation and Unity3D Physics Developing simple and complex animations Interpolate and Extrapolate The Cloth component Important points while using the Cloth component ConstantForce An example of animation using ConstantForce An example of animation using AddForce An example of animation using AddTorque An example of rope animation using different joints Summary 7. Optimizing Application’s Performance Using Physics in Unity3D Developing an optimized application and game Checking performance Moving static colliders Mesh Colliders The complex collider shape Rigidbodies Joints The Cloth component Lower timestep Precalculation Optimizing graphics Script call optimization for an iOS build Pros of performance optimization Summary Index Learning Unity Physics
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