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Classic Game Programming on the NES

Name: Classic Game Programming on the NES
Author: Tony Cruise
ISBN: 9781633438019

by Tony Cruise

July 2024

Beginner to intermediate

320 pages

8h 13m

English

Manning Publications

Audiobook available

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Classic Game Programming on the NES
Copyright
contents
front matter
forewordprefaceacknowledgmentsabout this bookWho should read this bookHow this book is organized: A roadmapAbout the codeliveBook discussion forumabout the authorabout the cover illustration
1 Let’s program games!
1.1 Our goal1.2 NES architecture1.3 6502 Assembler1.4 Calling all retro developers1.5 The structure of a game1.5.1 Initialize console1.5.2 Intro screen(s)1.5.3 The game loop1.5.4 Graphics chip draws changes to the screen1.5.5 Ending a gameSummary
2 Getting set up
2.1 Emulation2.1.1 Mesen2.1.2 FCEUX2.1.3 iNES2.1.4 Other options2.2 Editor2.2.1 Visual Studio Code2.2.2 Sublime Text2.3 Assembler2.4 Graphics creation2.4.1 NES Tileset Editor2.4.2 NEXXT2.4.3 NES Assets Workshop2.4.4 NES CHR Editor2.4.5 Other options2.5 Sound effects and music creation2.5.1 FamiTracker2.5.2 FamiStudioSummary
3 Starting 6502 Assembler
3.1 Online Assembler Simulator3.2 Memory and registers3.2.1 Numerical representations3.2.2 Registers3.2.3 Status flags3.2.4 Zero-page memory3.2.5 Stack3.3 Moving things around3.3.1 Loading data into a register3.3.2 Storing register data in memorySummary
4 Math, loops, conditions, and bits
4.1 Let’s do some math4.1.1 Addition4.1.2 Subtraction4.2 Increasing and decreasing4.3 Conditions4.4 Jumps, branches, and calls4.4.1 Jumps4.4.2 Branches4.4.3 Calling a subroutine4.4.4 Labels4.5 Bytes, bits, and nibbles4.5.1 Bit test4.5.2 Logical operations4.5.3 Shifting and rotating operations4.6 Using the stackSummary
5 Starting somewhere
5.1 NES cartridge code structure5.2 NES memory configuration5.2.1 Memory5.2.2 Segments5.3 Defined values5.4 NES header5.5 Vectors5.6 Zero page5.7 Sprite data5.8 Code5.9 Chars5.10 RAM5.11 IRQ interrupt5.12 Initializing the NES hardware5.13 NMI routine5.14 Some useful functions5.14.1 PPU update5.14.2 PPU off5.14.3 Clearing the name table5.14.4 Poll game pad5.15 Main application logic5.16 Compile scriptSummary
6 Starting a game
6.1 Setting up our game project6.1.1 Memory configuration6.1.2 Compiling script6.2 Creating a code library6.3 Adding some macros6.4 Initializing the console6.5 NES background graphics6.5.1 Tile name tables6.5.2 Tile patterns6.6 Defining the tile set6.7 Displaying the title screen6.8 Displaying the game screenSummary

7 Move and shoot
7.1 NES sprites7.2 Defining patterns for our player and bullet7.3 Controlling timing7.4 Moving the player’s ship7.5 Firing a player bullet7.6 Moving the player’s bulletSummary
8 Enemy movement
8.1 Generating random numbers8.2 Step 1: Enemy generation8.3 Step 2: Enemy movementSummary
9 Collision detection
9.1 Object collision detection9.2 Enemy collisionsSummary
10 Keeping score
10.1 Keeping track of the player’s score10.2 Adding to the player’s score10.3 Subtracting from the player’s score10.4 Displaying the score on screen10.5 Beating the high scoreSummary
11 Player collisions and lives
11.1 Player collisions11.2 Animating the player’s death sequence11.3 Handling game over11.4 Displaying the player’s livesSummary
12 More enemies
12.1 Defining more enemy types12.2 Keeping track of enemies12.3 Changing our enemy spawn code12.4 Changing our enemy movement code12.5 Making our smart bomb smarterSummary
13 Animations and more
13.1 Enemy animations13.2 Background animations13.2.1 Changing tile patterns13.2.2 Changing the palette13.3 Shaking things up13.3.1 Changing the shared background color13.3.2 Using the scroll registers13.4 Level progressionSummary
14 Sound effects
14.1 NES sound capabilities14.1.1 Pulse wave channels14.1.2 Triangle channel14.1.3 Noise channel14.1.4 Delta modulation channel14.2 Creating some sound effects14.2.1 Zap14.2.2 Boom14.2.3 Big boom14.3 Adding the sound engine14.3.1 Exporting sound effects14.3.2 Adding the sound engine code14.4 Adding sound effects to our gameSummary
15 Music
15.1 Music project structure15.1.1 Sequencer15.1.2 Piano roll15.2 Arpeggios15.3 Instruments15.3.1 Envelopes15.3.2 DPCM samples15.4 Generating music data15.5 Using music in our gameSummary
16 Where to from here?
16.1 Enhancing our game16.1.1 More enemies16.1.2 Extra lives16.1.3 Increased difficulty16.1.4 Music16.1.5 Arcade touches16.2 Extending the NES16.2.1 What is a mapper?16.2.2 More sound16.2.3 Game saves16.2.4 Extra features16.3 Publishing your finished game16.3.1 Free ROM download16.3.2 Online ROM sales16.3.3 Physical cartridges16.4 Other types of games16.4.1 Platformers16.4.2 Scrolling platformers16.4.3 Action adventures16.4.4 Role-playing gamesSummary
Appendix A. Installation and setup
A.1 WindowsA.1.1 Setting up the CC65 AssemblerA.1.2 Installing and setting up the emulatorA.1.3 Installing and setting up the editorA.1.4 Installing the graphics toolA.1.5 Installing the music toolA.2 LinuxA.2.1 Setting up the CC65 AssemblerA.2.2 Installing and setting up the emulatorA.2.3 Installing and setting up the editorA.3 macOSA.3.1 Setting up the CC65 AssemblerA.3.2 Installing and setting up the emulatorA.3.3 Installing and setting up the editorA.3.4 Installing the graphics toolA.3.5 Installing the music tool
Appendix B. Memory mappers
B.1 Complete mapper listB.2 NROMB.2.1 OverviewB.2.2 BanksB.3 MMC1B.3.1 OverviewB.3.2 BanksB.4 MMC2B.4.1 OverviewB.4.2 BanksB.5 MMC3B.5.1 OverviewB.5.2 BanksB.6 MMC5B.6.1 OverviewB.6.2 BanksB.7 UxROMB.7.1 OverviewB.7.2 BanksB.8 VRC1B.8.1 OverviewB.8.2 BanksB.9 VRC2 and VRC4B.9.1 OverviewB.9.2 BanksB.10 VRCB.10.1 OverviewB.10.2 Banks
Appendix C. Memory and IO map
C.1 Memory mapC.2 IO mapC.2.1 PPU registersC.2.2 APU registers
index

Content preview from Classic Game Programming on the NES

14 Sound effects

This chapter covers

The sound capabilities of the NES console
Creating sound effects in FamiStudio
Adding the music/sound effects engine to our game
Using sound effects in our game

We now have lots of gameplay features in our game and have learned several techniques for using the NES graphical hardware, but our game is silent. We need to add some sound to our game so that we can hear our main ship’s laser firing, enemies moving, explosions, and more. This will make our game even more compelling and fun to play, and we will get to learn about the distinctive sound capabilities of the NES hardware.

14.1 NES sound capabilities

The NES has a custom audio processor unit (APU) that has quite a distinctive sound, mainly due to the ...

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Classic Game Programming on the NES

by Tony Cruise

14 Sound effects

14.1 NES sound capabilities

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