Adventures in Arduino

Introduction 1     What Is Minecraft? 1     The Virtual World 2     How Did Minecraft Come About? 2     What Is Minecraft Programming? 2     Who Should Read This Book? 3     What You Will Learn 4     What We Assume You Already Know 5     What You Will Need for the Projects 5     A Note for Parents and Teachers 6     How This Book Is Organised 7     The Companion Website 8     Other Sources of Help 9     Conventions 9     Reaching Out 11     Adventure 1 Hello Minecraft World 13     Setting up Your Raspberry Pi to Program Minecraft 15     Installing Minecraft on Your Raspberry Pi 16     Starting Minecraft on Your Raspberry Pi 17     Setting up Your PC or Apple Mac to Program Minecraft 19     Installing the Starter Kit and Python on Your Windows PC 20     Installing the Starter Kit and Python on Your Apple Mac 22     Starting Minecraft on Your Windows PC or Apple Mac 24     Stopping Bukkit 27     Creating a Program 28     Running a Program 30     Stopping a Program 33     Adventure 2 Tracking Your Players as They Move 35     Sensing Your Player   s Position 36     Getting Started 38     Showing Your Player   s Position 38     Tidying Up Your Position Display 41     x ADV EN T URE S IN MINECRAF T     Using postToChat to Change Where Your Position Displays 43     Introducing a Game Loop 43     Building the Welcome Home Game 45     Using if Statements to Make a Magic Doormat 46     Checking if Your Player Is at a Particular Location 47     Building a Magic Doormat 48     Writing the Welcome Home Game 49     Using Geo-Fencing to Charge Rent 53     Working out the Corner Coordinates of the Field 54     Writing the Geo-Fence Program 56     Moving Your Player 58     Further Adventures in Tracking Your Player 61     Adventure 3 Building Anything Automatically 63     Creating Blocks 64     Building More than One Block 66     Using for Loops 67     Building Multiple Blocks with a for Loop 67     Building a Huge Tower with a for Loop 69     Clearing Some Space 71     Using setBlocks to Build Even Faster 71     Reading Input from the Keyboard 72     Building a House 74     Building More than One House 79     Using Python Functions 80     Building a Street of Houses with a for Loop 83     Adding Random Carpets 85     Generating Random Numbers 85     Laying the Carpets 86     Further Adventures in Building Anything 89     Adventure 4 Interacting with Blocks 91     Finding Out What You Are Standing On 92     Finding out if Your Feet Are on the Ground 92     Building Magic Bridges 95     Using Python Lists as Magic Memory 98     Experimenting with Lists 98     Building Vanishing Bridges with a Python List 101     TABLE OF CONTENTS xi     Sensing that a Block Has Been Hit 105     Writing a Treasure Hunt Game 108     Writing the Functions and the Main Game Loop 109     Placing Treasure in the Sky 110     Collecting Treasure when It Is Hit 111     Adding a Homing Beacon 112     Adding Your Bridge Builder 113     Further Adventures in Interacting with Blocks 115     Adventure 5 Interacting with Electronic Circuits 117     What You Will Need for this Adventure 118     Prototyping Electronics with a Breadboard 121     Building a Circuit that Lights an LED 123     Connecting Electronics to Your Computer 124     Setting Up the PC or Mac to Control Electronic Circuits 125     Configuring the Drivers 126     Finding the Serial Port Number 127     Controlling an LED 128     Lighting Up an LED from your Computer 129     Flashing the LED 132     Running a GPIO Program 134     Writing the Magic Doormat LED Program 137     Using a 7-Segment Display 138     What is a 7-Segment Display? 138     Wiring Up the 7-Segment Display 140     Writing Python to Drive the 7-Segment Display 142     Using a Python Module to Control the Display 144     Making a Detonator 145     Wiring Up a Button 146     Writing the Detonator Program 148     Further Adventures in Electronic Circuits 152     Adventure 6 Using Data Files 155     Reading Data from a File 155     Interesting Things You Can Do With Data Files 156     Making a Hint-Giver 156     xii ADV EN T URE S IN MINECRAF T     Building Mazes from a Data File 160     Understanding CSV Files 160     Building a Maze 162     Building a 3D Block Printer 168     Hand-Crafting a Small Test Object to 3D Print 169     Writing the 3D Printer 171     Building a 3D Block Scanner 174     Building a Duplicating Machine 178     Writing the Framework of the Duplicating Machine Program 178     Displaying the Menu 182     Building the Duplicator Room 183     Demolishing the Duplicator Room 185     Scanning from the Duplicator Room 186     Cleaning the Duplicator Room 187     Printing from the Duplicator Room 187     Listing Files 189     Further Adventures in Data Files 191     Adventure 7 Building 2D and 3D Structures 193     The minecraftstuff Module 194     Creating Lines, Circles and Spheres 194     Drawing Lines 196     Drawing Circles 197     Drawing Spheres 199     Creating a Minecraft Clock 200     Drawing Polygons 206     Pyramids 209     Further Adventures with 2d and 3d Shapes 213     Adventure 8 Giving Blocks a Mind of Their Own 215     Your Block Friend 215     Using Random Numbers to Make Your Block Friend More Interesting 222     Bigger Shapes 225     Alien Invasion 228     Further Adventures in Simulation 235     Adventure 9 The Big Adventure: Crafty Crossing 237     A Game within a Game 237     Part 1   Building the Arena 239     Part 2   Creating the Obstacles 243     The Wall 243     Running More Than One Obstacle 246     Building the River 249     Creating the Holes 252     Part 3   Game Play 256     Starting the Game 257     Collecting Diamonds 259     Out of Time 261     Tracking the Player 263     Setting the Level as Complete and Calculating Points 264     Adding the Game Over Message 265     Part 4   Adding a Button and Display 266     What You Will Need 266     Set Up the Hardware 267     Diamond Countdown 269     Time-Left Indicator 270     Further Adventures in Your Continuing Journey with Minecraft 271     Appendix A Where to Go from Here 273     Websites 273     Minecraft 273     Python 275     Bukkit 275     Other Ways to Make Things Happen Automatically 276     Projects and Tutorials 276     Videos 277     Books 278     Index 279