Unity 2020 By Example: A project-based guide to building 2D, 3D, augmented reality, and virtual reality games from scratch, 3rd Edition

Cover......Page 1
Title Page......Page 2
Copyright and Credits......Page 3
About Packt......Page 4
Contributors......Page 5
Table of Contents......Page 8
Preface......Page 14
Chapter 1: Exploring the Fundamentals 
of Unity......Page 20
Exploring new features in Unity 2020......Page 21
Introducing the first game......Page 22
Introducing the Project panel......Page 27
Importing assets......Page 31
Creating a scene......Page 38
Adding a floor mesh......Page 41
Transforming objects......Page 45
Adding lighting and a skybox......Page 54
Testing the game......Page 59
Adding a playable character......Page 60
Using the game panel......Page 61
Understanding console messages......Page 63
Improving the scene......Page 66
Adding a water plane......Page 67
Adding a coin......Page 71
Saving the scene......Page 73
Test your knowledge......Page 74
Further reading......Page 76
Chapter 2: Creating a 
Collection Game......Page 78
Working with Materials......Page 79
Creating a coin Material......Page 81
Editing the Material......Page 82
Assigning the Material......Page 87
Scripting in Unity......Page 90
Creating a script......Page 91
Running the script......Page 93
Recording the total coin count......Page 95
Collecting coins......Page 96
Introducing colliders......Page 97
Counting coins......Page 102
Working with Tags......Page 103
Working with prefabs......Page 106
Creating a timer......Page 111
Adding fireworks......Page 117
Lighting the fireworks......Page 121
Playtesting......Page 122
Building the game......Page 127
Summary......Page 134
Test your knowledge......Page 135
Further reading......Page 136
Chapter 3: Creating a Space Shooter......Page 138
Looking ahead – the completed project......Page 139
Starting the project......Page 140
Importing assets......Page 141
Importing textures......Page 142
Importing audio......Page 144
Creating the GameObject......Page 146
Adding components......Page 149
Controlling the player......Page 152
Limiting movement......Page 155
Configuring the cameras......Page 159
Creating a Health component......Page 164
Selecting the particle system......Page 167
Customizing the particle system......Page 169
Creating the enemy object......Page 171
Moving the enemy......Page 175
Turning the enemy......Page 177
Dealing damage to the player......Page 180
Spawning enemies......Page 183
Test your knowledge......Page 186
Further reading......Page 187
Chapter 4: Continuing the Space Shooter Game......Page 188
Creating the projectile system......Page 189
Implementing the projectile spawn location......Page 190
Creating the projectile prefab......Page 191
Creating an object pool......Page 200
Spawning projectiles......Page 203
Configuring projectile physics......Page 206
Customizing controls......Page 209
Creating the score system......Page 212
Implementing the score UI......Page 213
Scripting the score logic......Page 221
Adding a background image......Page 225
Implementing background music......Page 226
Test your knowledge......Page 232
Further reading......Page 233
Chapter 5: Creating a 2D Adventure Game......Page 234
Getting started......Page 235
Changing the Game panel's resolution......Page 238
Adjusting the scene camera's size......Page 239
Creating an environment......Page 241
Adding post-processing effects......Page 245
Implementing environmental physics......Page 248
Creating a 2D player......Page 254
Using the Sprite Editor......Page 255
Creating the player GameObject......Page 261
Adjusting the sorting order......Page 263
Adding the player to the physics engine......Page 265
Writing the movement script......Page 268
Implementing the movement script......Page 271
Optimizing using sprite packing......Page 273
Test your knowledge......Page 276
Further reading......Page 277
Chapter 6: Continuing the 
2D Adventure......Page 278
Introducing levels two and three......Page 279
Creating platforms using sprite shaping......Page 281
Implementing moving platforms......Page 296
Creating the platform object......Page 297
Scripting platform movement......Page 300
Implementing player kill zones......Page 301
Preparing the scene for the UI......Page 304
Scripting the health bar......Page 313
Test your knowledge......Page 316
Further reading......Page 317
Chapter 7: Completing the 2D Adventure......Page 318
Technical requirements......Page 319
Adding gun turrets......Page 320
Creating projectiles......Page 325
Scripting projectile movement......Page 331
Completing the turret......Page 335
Creating an NPC......Page 339
Implementing a quest system......Page 343
Managing the quests......Page 345
Assigning quests to the player......Page 349
Creating the quest item......Page 353
Summary......Page 355
Test your knowledge......Page 356
Further reading......Page 357
Chapter 8: Creating Artificial Intelligence......Page 358
Looking ahead – an overview of the project......Page 359
Importing assets......Page 360
Constructing the terrain......Page 364
Generating the navigation mesh......Page 368
Implementing the NPC......Page 374
Testing navigation ......Page 378
Creating animation states......Page 381
Using Blend Trees......Page 391
Patrolling the environment......Page 398
Entering the world......Page 407
Summary......Page 412
Test your knowledge......Page 413
Further reading......Page 414
Chapter 9: Continuing with Intelligent Enemies......Page 416
Providing the enemy with sight......Page 417
Implementing the FSM......Page 425
Patrolling the environment......Page 433
Chasing the player......Page 437
Attacking the player......Page 441
Implementing the state......Page 442
Animating the state......Page 447
Summary......Page 451
Test your knowledge......Page 452
Further reading......Page 453
Chapter 10: Evolving AI Using ML-Agents......Page 454
Introducing ML-Agents......Page 456
Setting the scene......Page 457
Importing assets......Page 458
Installing ML-Agents......Page 460
Creating the environment......Page 463
Creating the prefabs......Page 467
Writing the spawn functionality......Page 471
Configuring the Agent's behavior......Page 477
Defining the network's input......Page 481
Writing the Agent script......Page 483
Training the Agent......Page 491
Embedding the model......Page 498
Test your knowledge......Page 501
Further reading......Page 503
Chapter 11: Entering Virtual Reality......Page 504
Preparing the project......Page 505
Removing existing lighting......Page 510
Adding base lighting......Page 513
Creating emissive wall panels......Page 517
Adding Light Probes......Page 521
Importing the post-processing stack......Page 525
Creating a post-processing volume......Page 527
Configuring the camera......Page 528
Enabling post-processing effects......Page 534
Preparing for VR......Page 537
Test your knowledge......Page 546
Further reading......Page 547
Chapter 13: Completing the VR Game......Page 548
Spawning objects......Page 549
Creating an Object Pool......Page 551
Instantiating objects using the Object Pool......Page 554
Creating the enemy......Page 558
Creating the enemy Prefab......Page 559
Implementing navigation......Page 563
Adding behavior states......Page 566
Adding enemy health......Page 573
Attacking using particles......Page 577
Damaging the enemy......Page 583
Summary......Page 585
Test your knowledge......Page 586
Further reading......Page 587
Chapter 13: Creating an Augmented Reality Game Using AR Foundation......Page 588
Technical requirements......Page 589
Introducing the project......Page 590
Creating a URP project......Page 591
Installing AR libraries......Page 594
Configuring player settings......Page 597
Importing the required packages......Page 600
Creating an AR scene......Page 602
Placing an object in the world......Page 606
Testing on devices......Page 611
Testing on Android......Page 612
Testing on iOS......Page 614
Implementing AR in the URP......Page 616
Summary......Page 623
Test your knowledge......Page 624
Further reading......Page 625
Chapter 14: Completing the AR Game with 
the Universal Render Pipeline......Page 626
Technical requirements......Page 627
Adding a Plane Manager......Page 628
Retrieving plane data......Page 635
Designing the marker......Page 641
Placing the marker......Page 647
Placing objects in the world......Page 651
Post-processing in the URP......Page 656
Summary......Page 662
Test your knowledge......Page 663
Further reading......Page 664
Other Books You May Enjoy......Page 666
Index......Page 670