Table Of Contents - Commodore SX-65 Portable User Manual

CHAPTER 5
ADVANCED BASIC
Introduction 46
Simple Animation 47
INPUT 49
Using the GET Statement for Data Input 51
Using GET to Program Function Keys 52
Random Numbers and Other Functions 53
Guessing Game 55
Your Roll 56
Random Graphics 57
CHAPTER 6
COLOR GRAPHICS
How to Use Colorand Graphics on YourComputer 58
Printing Colors 59
ColorCHRS Codes 61
How to Use PEEKS and POKEs 63
Screen Graphics 64
Screen Memory Map 65
Color Memory Map °6
More Bouncing Balls 67
CHAPTER 7
INTRODUCTION TO SPRITES
Bits, Bytes and Sprites 69
Creating Sprites 7?
More on Sprites: Colors and Extra Movement 78
CHAPTER 8
MAKING MUSIC ON YOUR COMPUTER: FOR
NON-PROGRAMMERS
Structure of a Sound Program 79
Sample Sound Program °^
Playing a Song on Your 64 87
Creating Sound Effects "
CHAPTER 9
ADVANCED DATA HANDLING
READ and DATA Statements 91
Calculating Averages 93
Subscripted Variables 95
Dimensioning Arrays 96
Simulated Dice Roll with Arrays 97
Two-dimensional Arrays "
CHAPTER 5
ADVANCED BASIC
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . • . . . . . . . . 46
Simple Animation . . . . . . . . . . . . . . . . . . . . . . . . . . . . • . . . . . . . . . . . . . . . . 47
INPUT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . • . . . . . . . . . . 49
Using the GET Statemen t for Data Input. . . . . . . . . . • . . . . . . . . . . 51
Using GET to Program Function Keys ................•. • ....•. • ..... 52
Random Numbers and Other Funct ion s ..... . . . ..•.. . ... . .• . •. . . .... 53
Guessing Game . . . . . . . . . . . . . . . . . . . . . . . . ............ 55
Your Roll .. . ...... ... ..... .. ..... . ...... • . ... .. .. . . . .•... . ..... 56
Random Graphics . . . . . . . • . • . .. . . .. . . . . . • . • . . . .. . . . . . • . . . . . . . . . .. 57
CHAPTER 6
COLOR GRAPHICS
How to Use Color and Graphics on Your Computer . . . . . . . . . . . . . . • . . . 58
Printing Colors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Color CHR$ Codes. . . . . . . . . . . . . . . . . . . . . .. ....... . • . . . . . 61
How to Use PEEKs and POKEs. . . . . . . . . . . . . . . . . • . • . . . . . . . . . . 63
Screen Graphics. . . . . . . . . . . . . . . . . . • . . . . . . . . . . . . • . . . 64
Screen Memory Map . . . . . . . . . . . • . . . • . • . . . . . . • . . . • . . . . . . . . . . 65
Color Memory Map . . . . . . . . . . . . . . . . . . • . . . . . . . . • . . . . . . . . . . • . . . . .. 66
More Bouncing Balls . . . . . . . . . . . . . . . . . . . . . . . . . • . . . . . . . . . . • . . . . . 67
CHAPTER 7
INTRODUCTION TO SPRITES
Bits, Bytes and Sprites . . . . . . . . . . . . . . . . . . . . . . . . . . • . • . • . . . . . . . . . . .. 69
Creating Sprites . . . . . . . . . . . . . . .. . . . . ........• . •. . ......• . • . .. 72
More on Sprites: Colors and Extra Movement . . . . . . . . . . . . . . . • . . . • . . . .. 78
CHAPTER 8
MAKING MUSIC ON YOUR COMPUTER: FOR
NON·PROGRAMMERS
Structure of a Sound Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . . • . . . . .. 79
Sample Sound Program . . . . . . . . . . . • . . . • . . . . . . . . • . • . . . . . 85
Playing a Song on Your 64 .. .. .. .. . .. .. .. .. .. . .. .. .. .. . 87
Creating Sound Effects . . . . . . . . . . • . • . . . . . . . . • . . . • . . . . . . • . • . • .. 89
CHAPTER 9
ADVANCED DATA HANDLING
READ and DATA Statements . . . . . . . . . . . . . . • . . . . . . . . . . • . . . . . . . . . . 91
Calculating Averages. . . . . . . . . . . . . . • . • . . . . . . . . • . . . . . . . . . . . . . 93
Subscri pted Variables ............ .. . . . ........•. . ............ 95
Dimensioning Arrays . . . . . . . . . . . . . . . • . 96
Simulated Dice Roll with Arrays . . . . . . . . . . • . . . . . . . . . . 97
Two- dimensional Arrays . . . .... . . . . . ..... .. . • . • . .. . .. . . • . • . .... 99