Unreal Engine 4 Game Development Quick Start Guide电子书

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Preface

Who this book is for

What this book covers

To get the most out of this book

Download the example code files

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Conventions used

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Introduction to Unreal Engine 4

Downloading the UE

Using project templates

Initial project setup

The Unreal editor

The Content Browser

The Viewport

Viewport options

Grid and snap settings

The toolbar

World Outliner

Details and World Settings

World settings

Editor preferences

Project settings

Input settings

Installing and using plugins

Adding marketplace items to your project

Summary

Programming Using Blueprints

The Blueprint window

Variables

Using variables in the Blueprint window

Working With Object/Actor References

Casting object references

Class default variables

Functions

Local variables

Events

Overridable functions

Graphs

Components

Common components

Component events

Time for action

Creating a Blueprint from scratch

One small material change

Creating a child Blueprint

Giving our game a goal

Summary

Adding C++ to a Blueprint Project

Technical requirements

Creating C++ classes in UE4

Using C++ classes in UE4

Using C++ variables in Blueprint

Using C++ functions in Blueprint

BlueprintCallable functions

BlueprintPure functions

Using out variables in C++

Using events in C++

Summary

Creating HUDs and Menus Using UMG

The Widget Blueprint window

Showing Widget Blueprints in our game

Setting up an interactive menu

Commonly used widgets

The Common section

Button

Checkbox

Image

Progress Bar

Slider

Text

The Input section

ComboBox

Editable Text

The Primitive and Special Effects sections

Circular Throbber and Throbber

Background Blur

Using widget events

Widget set nodes

Variable binding

Adding widgets to other widgets

Modifying the Pickup class

Creating the child widget

Creating the container widget

Adding the container to the HUD

Summary

Animation Blueprints

Creating the attachment

Creating sockets on Skeletal Meshes

Spawning and attaching Actors

Animation retargeting

Setting up the source Skeleton

Setting up the target Skeleton

Retarget the animation

Adding a weapon Equip control

Modifying the Animation Blueprint

The AnimGraph

Modifying an Animation state

Summary

AI with Behavior Tree and Blackboard

Creating a simple AI

Creating a Pawn for the enemy

Creating a controller for the enemy Pawn

Adding a Nav Mesh

Behavior Trees

Creating and running a Behavior Tree

Setting up a simple Behavior Tree

Setting up a Blackboard

Assigning the Blackboard to a Behavior Tree

Creating a Behavior Tree task

Selectors

Decorators

Services

Setting up Service in Blackboard

Summary

Multiplayer Games

The client–server model

Testing a listen server

Replication

Variable replication

Event replication

Flow control in multiplayer

Actor replication

Multiplayer classes

GameMode and GameState

PlayerState, PlayerController, and Pawn

Summary

Optimization, Testing, and Packaging

Optimization

The Profiler

Blueprint Nativization

Debugging in UE4

Packing a project

Summary

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