Konlatee Sittichaivijit / Mbed 2 deprecated PacManII

My take on the classic Pac man game. Using mbed LPC 1768 and Nokia 5110 LCD Analog joystick used to control direction

Dependencies:   N5110 PowerControl mbed

main.h@28:c0e3de1fd2a6, 2015-05-11 (annotated)

Committer:
el13ks
Date:
Mon May 11 13:57:06 2015 +0000
Revision:
28:c0e3de1fd2a6
Parent:
27:c1e337f1b99f 
Forked N5110 library;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
el13ks 17:9a8a6516d63d 1 /**
el13ks 17:9a8a6516d63d 2 @file main.h
el13ks 17:9a8a6516d63d 3 @brief Header file containing functions prototypes, defines and global variables.
el13ks 27:c1e337f1b99f 4 @see "Pacman" by Shawn Rigdon
el13ks 27:c1e337f1b99f 5 @see "Joystick" by Craig Evans
el13ks 17:9a8a6516d63d 6 @brief Revision 1.0.
el13ks 19:e2659a0b91fa 7 @author Konlatee Sittichaivijit
el13ks 17:9a8a6516d63d 8 @date April 2015
el13ks 17:9a8a6516d63d 9 */
el13ks 19:e2659a0b91fa 10
el13ks 17:9a8a6516d63d 11 #ifndef MAIN_H
el13ks 17:9a8a6516d63d 12 #define MAIN_H
el13ks 19:e2659a0b91fa 13 #include "mbed.h"
el13ks 18:d0900678656a 14 #include "N5110.h"
el13ks 18:d0900678656a 15 #define DIRECTION_TOLERANCE 0.2// Tolerance of Joystick
el13ks 18:d0900678656a 16 #include "tone.h"
el13ks 17:9a8a6516d63d 17 #define PI 3.14159265359
el13ks 18:d0900678656a 18 #include "PowerControl/PowerControl.h"
el13ks 18:d0900678656a 19 #include "PowerControl/EthernetPowerControl.h"
el13ks 18:d0900678656a 20
el13ks 26:4cfeb2c29326 21
el13ks 27:c1e337f1b99f 22 /**
el13ks 27:c1e337f1b99f 23 @namespace LocalFileSystem local("local")
el13ks 27:c1e337f1b99f 24 @brief Creates a local file on the flash memory of the mbed for high score storage
el13ks 27:c1e337f1b99f 25 */
el13ks 26:4cfeb2c29326 26
el13ks 27:c1e337f1b99f 27 LocalFileSystem local("local"); // define local file system
el13ks 26:4cfeb2c29326 28 /**
el13ks 26:4cfeb2c29326 29 @namespace PWM3
el13ks 26:4cfeb2c29326 30 @brief Red LED
el13ks 26:4cfeb2c29326 31 */
el13ks 26:4cfeb2c29326 32
el13ks 26:4cfeb2c29326 33
el13ks 26:4cfeb2c29326 34 PwmOut PWM3(p24);//Red LED
el13ks 26:4cfeb2c29326 35 /**
el13ks 26:4cfeb2c29326 36 @namespace PWM2
el13ks 26:4cfeb2c29326 37 @brief Green LED
el13ks 26:4cfeb2c29326 38 */
el13ks 26:4cfeb2c29326 39
el13ks 26:4cfeb2c29326 40 PwmOut PWM2(p22);//Green LED
el13ks 26:4cfeb2c29326 41
el13ks 26:4cfeb2c29326 42 /**
el13ks 26:4cfeb2c29326 43 @namespace PWM1
el13ks 26:4cfeb2c29326 44 @brief yellow LED
el13ks 26:4cfeb2c29326 45 */
el13ks 26:4cfeb2c29326 46
el13ks 26:4cfeb2c29326 47
el13ks 26:4cfeb2c29326 48
el13ks 26:4cfeb2c29326 49 PwmOut PWM1(p23); //Yellow LED
el13ks 26:4cfeb2c29326 50 /**
el13ks 26:4cfeb2c29326 51 @namespace buzzer
el13ks 26:4cfeb2c29326 52 @brief Piezo buzzer to output game music
el13ks 26:4cfeb2c29326 53 */
el13ks 26:4cfeb2c29326 54 PwmOut buzzer(p25);
el13ks 26:4cfeb2c29326 55
el13ks 18:d0900678656a 56 /**Starting "i" coordinate for pacman*/
el13ks 19:e2659a0b91fa 57 int i=3;
el13ks 18:d0900678656a 58 /**Starting "j" coordinate for pacman*/
el13ks 18:d0900678656a 59 int j = 3;
el13ks 25:55331fbafc67 60 /**Flag for Start button*/
el13ks 19:e2659a0b91fa 61 int buttonflag=0;
el13ks 19:e2659a0b91fa 62 /**
el13ks 19:e2659a0b91fa 63 @namespace bright
el13ks 19:e2659a0b91fa 64 @brief Potentiometer For LCD brightness adjustment
el13ks 19:e2659a0b91fa 65 */
el13ks 19:e2659a0b91fa 66 AnalogIn bright(p20);
el13ks 19:e2659a0b91fa 67 /**
el13ks 19:e2659a0b91fa 68 @namespace timer
el13ks 19:e2659a0b91fa 69 @brief Timeout object to put mbed into sleep mode and turn off lcd after a period of inactivity
el13ks 19:e2659a0b91fa 70 */
el13ks 19:e2659a0b91fa 71 Timeout timer; //Create timeout object
el13ks 19:e2659a0b91fa 72 /**
el13ks 19:e2659a0b91fa 73 @namespace Jbutton
el13ks 26:4cfeb2c29326 74 @brief Joystick button for pausing game
el13ks 19:e2659a0b91fa 75 */
el13ks 19:e2659a0b91fa 76 InterruptIn Jbutton(p17);// Joystick Button
el13ks 19:e2659a0b91fa 77 /**
el13ks 19:e2659a0b91fa 78 @namespace xPot
el13ks 19:e2659a0b91fa 79 @brief Joystick x-direction adjustment
el13ks 19:e2659a0b91fa 80 */
el13ks 19:e2659a0b91fa 81 AnalogIn xPot(p15);// Joystick x-direction
el13ks 19:e2659a0b91fa 82 /**
el13ks 19:e2659a0b91fa 83 @namespace yPot
el13ks 19:e2659a0b91fa 84 @brief Joystick y-direction adjustment
el13ks 19:e2659a0b91fa 85 */
el13ks 19:e2659a0b91fa 86 AnalogIn yPot(p16);// Joystick y-direction
el13ks 19:e2659a0b91fa 87 /**
el13ks 19:e2659a0b91fa 88 @namespace button
el13ks 26:4cfeb2c29326 89 @brief Button to start game
el13ks 19:e2659a0b91fa 90 */
el13ks 19:e2659a0b91fa 91 InterruptIn button(p18);//Pause button
el13ks 19:e2659a0b91fa 92 /**
el13ks 19:e2659a0b91fa 93 @namespace pollJoystick
el13ks 19:e2659a0b91fa 94 @brief Ticker object to regularly read the joystick
el13ks 19:e2659a0b91fa 95 */
el13ks 19:e2659a0b91fa 96
el13ks 19:e2659a0b91fa 97 Ticker pollJoystick; // timer to regularly read the joystick
el13ks 19:e2659a0b91fa 98 /**
el13ks 26:4cfeb2c29326 99 @namespace score
el13ks 26:4cfeb2c29326 100 @brief Ticker object to count score
el13ks 19:e2659a0b91fa 101 */
el13ks 19:e2659a0b91fa 102
el13ks 26:4cfeb2c29326 103 Ticker score;// ticker object to count the score
el13ks 26:4cfeb2c29326 104 /**
el13ks 26:4cfeb2c29326 105 @namespace ghost
el13ks 26:4cfeb2c29326 106 @brief Ticker object to regularly update the ghost
el13ks 26:4cfeb2c29326 107 */
el13ks 26:4cfeb2c29326 108
el13ks 26:4cfeb2c29326 109
el13ks 26:4cfeb2c29326 110
el13ks 26:4cfeb2c29326 111 Ticker ghost;// Ticker object to update ghost
el13ks 26:4cfeb2c29326 112
el13ks 19:e2659a0b91fa 113
el13ks 19:e2659a0b91fa 114
el13ks 25:55331fbafc67 115 /**Flag for pause button*/
el13ks 19:e2659a0b91fa 116
el13ks 19:e2659a0b91fa 117 int buttonflag1=0;
el13ks 26:4cfeb2c29326 118 /**Flag for ghost movement*/
el13ks 26:4cfeb2c29326 119 int followflag=0;// flag for ghost to follow pacman
el13ks 19:e2659a0b91fa 120
el13ks 26:4cfeb2c29326 121 /**Buffer to print new player score*/
el13ks 19:e2659a0b91fa 122
el13ks 26:4cfeb2c29326 123 char buffer[14];// buffer for printing latest player score
el13ks 26:4cfeb2c29326 124 /**Buffer to print high score*/
el13ks 26:4cfeb2c29326 125 char buffer1[14];// buffer for printing high score
el13ks 26:4cfeb2c29326 126 /**int for starting score, decreases every 1 second */
el13ks 26:4cfeb2c29326 127 int e =1000;// Starting score, decreases by 1 every second
el13ks 26:4cfeb2c29326 128 /**int to store highscore*/
el13ks 26:4cfeb2c29326 129 int score1;// int for high score
el13ks 19:e2659a0b91fa 130
el13ks 26:4cfeb2c29326 131 /**Flag for updating score */
el13ks 26:4cfeb2c29326 132 int scoreflag=0;// flag for score function
el13ks 19:e2659a0b91fa 133 /** @namespace N5110lcd
el13ks 19:e2659a0b91fa 134 @brief Create a N5110 object connected to the specified pins
el13ks 19:e2659a0b91fa 135 */
el13ks 19:e2659a0b91fa 136 N5110 lcd(p7,p8,p9,p10,p11,p13,p26); //PWR, SCE, RST, DC, MOSI, SCLK, LED
el13ks 19:e2659a0b91fa 137 /** Boolean Variable for winning condition
el13ks 19:e2659a0b91fa 138 */
el13ks 19:e2659a0b91fa 139 volatile bool win=false;
el13ks 19:e2659a0b91fa 140 /** Boolean Variable for losing condition
el13ks 19:e2659a0b91fa 141 */
el13ks 19:e2659a0b91fa 142 volatile bool lose= false;
el13ks 19:e2659a0b91fa 143 /** Starting "i" coordinate for ghost
el13ks 19:e2659a0b91fa 144 */
el13ks 19:e2659a0b91fa 145
el13ks 19:e2659a0b91fa 146 int x=67; // Ghost starting position
el13ks 19:e2659a0b91fa 147 /** Starting "j" coordinate for ghost
el13ks 19:e2659a0b91fa 148 */
el13ks 19:e2659a0b91fa 149 int y = 44;
el13ks 19:e2659a0b91fa 150 /** Flag for timeout object
el13ks 19:e2659a0b91fa 151 */
el13ks 19:e2659a0b91fa 152 int timerflag=0;// flag for timeout function
el13ks 19:e2659a0b91fa 153 /** Variable for starting number of coins, if this variable reaches 0, the user wins the game
el13ks 19:e2659a0b91fa 154 */
el13ks 19:e2659a0b91fa 155 int w=28;// winning condition variable
el13ks 26:4cfeb2c29326 156
el13ks 26:4cfeb2c29326 157
el13ks 26:4cfeb2c29326 158
el13ks 26:4cfeb2c29326 159 /** An array for beat of music notes
el13ks 26:4cfeb2c29326 160 */
el13ks 26:4cfeb2c29326 161
el13ks 26:4cfeb2c29326 162
el13ks 26:4cfeb2c29326 163
el13ks 26:4cfeb2c29326 164 float beat[]= {0.5,0.5,0.5,0.5,0.5,1,1,0.5,0.5,0.5,0.5,0.5,1,1,0.5,0.5,0.5,0.5,0.5,1,1,0.25,0.5,0.25,0.25,0.5,0.25,0.25,0.5,1,1,1}; //beat arrayfor pacman soundtrack
el13ks 26:4cfeb2c29326 165
el13ks 26:4cfeb2c29326 166 /** An array for frequency of music notes
el13ks 26:4cfeb2c29326 167 */
el13ks 26:4cfeb2c29326 168
el13ks 26:4cfeb2c29326 169
el13ks 26:4cfeb2c29326 170
el13ks 26:4cfeb2c29326 171 float frequency[]= {494,494,988,988,740,622,988,587,622,440,1047,784,659,1047,784,659,494,988,740,622,988,587,622,659,698,698,740,784,784,831,880,988}; //frequency array for pacman soundtrack
el13ks 19:e2659a0b91fa 172 /** An array indicating the location of each coin
el13ks 19:e2659a0b91fa 173 */
el13ks 19:e2659a0b91fa 174 int coins[28][2] = { // array for location of coins
el13ks 19:e2659a0b91fa 175 {10,3},{22,3},{35,3},{47,3},{65,3},{80,3},
el13ks 19:e2659a0b91fa 176 {41,14},
el13ks 20:874b009fea11 177 {3,13},{13,15},{65,15},{80,14},
el13ks 23:e7f69bc42b29 178 {7,24},{18,24},{34,24},{47,24},{62,24},{74,24},
el13ks 20:874b009fea11 179 {7,33},{23,34},{41,33},{61,34},{74,33},
el13ks 19:e2659a0b91fa 180 {7,44},{21,44},{35,44},{47,44},{61,44},{74,44}
el13ks 19:e2659a0b91fa 181 };
el13ks 19:e2659a0b91fa 182 /** Enumerated type for direction
el13ks 19:e2659a0b91fa 183 */
el13ks 19:e2659a0b91fa 184 enum DirectionName { // create enumerated type (0,1,2,3 etc. for direction)
el13ks 19:e2659a0b91fa 185 UP, // could be extended for diagonals etc.
el13ks 19:e2659a0b91fa 186 DOWN,
el13ks 19:e2659a0b91fa 187 LEFT,
el13ks 19:e2659a0b91fa 188 RIGHT,
el13ks 19:e2659a0b91fa 189 CENTRE,
el13ks 19:e2659a0b91fa 190 UNKNOWN
el13ks 19:e2659a0b91fa 191 };
el13ks 19:e2659a0b91fa 192 /** Creates a type definition struct for the joystick
el13ks 19:e2659a0b91fa 193 */
el13ks 19:e2659a0b91fa 194
el13ks 19:e2659a0b91fa 195
el13ks 19:e2659a0b91fa 196 typedef struct JoyStick Joystick; // struct for Joystick
el13ks 19:e2659a0b91fa 197
el13ks 19:e2659a0b91fa 198
el13ks 19:e2659a0b91fa 199
el13ks 19:e2659a0b91fa 200
el13ks 19:e2659a0b91fa 201
el13ks 19:e2659a0b91fa 202 /** Creates a struct object for the joystick
el13ks 19:e2659a0b91fa 203 */
el13ks 19:e2659a0b91fa 204
el13ks 19:e2659a0b91fa 205 struct JoyStick {
el13ks 19:e2659a0b91fa 206 float x; // current x value
el13ks 19:e2659a0b91fa 207 float x0; // 'centred' x value
el13ks 19:e2659a0b91fa 208 float y; // current y value
el13ks 19:e2659a0b91fa 209 float y0; // 'centred' y value
el13ks 19:e2659a0b91fa 210 int button; // button state (assume pull-down used, so 1 = pressed, 0 = unpressed)
el13ks 19:e2659a0b91fa 211 DirectionName direction; // current direction
el13ks 19:e2659a0b91fa 212 };
el13ks 19:e2659a0b91fa 213
el13ks 19:e2659a0b91fa 214 /** Create struct variable
el13ks 19:e2659a0b91fa 215 */
el13ks 19:e2659a0b91fa 216
el13ks 19:e2659a0b91fa 217 Joystick joystick; // create struct variable
el13ks 26:4cfeb2c29326 218 /** Credit screen to be displayed at end of game
el13ks 26:4cfeb2c29326 219 */
el13ks 26:4cfeb2c29326 220 void creditscreen();
el13ks 26:4cfeb2c29326 221 /** Outputs pacman sountrack
el13ks 26:4cfeb2c29326 222 @param q - integer to store which note is playing
el13ks 26:4cfeb2c29326 223 */
el13ks 26:4cfeb2c29326 224 void tune();
el13ks 26:4cfeb2c29326 225 /** Compares repsective position of ghost and pacman, and the ghost chases pacman
el13ks 26:4cfeb2c29326 226 @param y - Current y-position of the ghost
el13ks 26:4cfeb2c29326 227 @param x - Current x-position of the ghost
el13ks 26:4cfeb2c29326 228 @param j - Current y-position of the pacman
el13ks 26:4cfeb2c29326 229 @param i - Current x-position of the pacman
el13ks 26:4cfeb2c29326 230
el13ks 26:4cfeb2c29326 231 */
el13ks 26:4cfeb2c29326 232
el13ks 26:4cfeb2c29326 233 void ghostfollow();
el13ks 26:4cfeb2c29326 234 /** Set the scoreflag
el13ks 26:4cfeb2c29326 235 @param scoreflag - flag to be set for updating score
el13ks 26:4cfeb2c29326 236
el13ks 26:4cfeb2c29326 237 */
el13ks 26:4cfeb2c29326 238
el13ks 26:4cfeb2c29326 239
el13ks 26:4cfeb2c29326 240 void scoreexpired();
el13ks 26:4cfeb2c29326 241 /** Set the followflag
el13ks 26:4cfeb2c29326 242 @param followflag - flag to be set for updating the ghost
el13ks 26:4cfeb2c29326 243
el13ks 26:4cfeb2c29326 244 */
el13ks 26:4cfeb2c29326 245 void ghosttimerexpired();
el13ks 26:4cfeb2c29326 246
el13ks 19:e2659a0b91fa 247 /** Defaults the current position of the joystick
el13ks 19:e2659a0b91fa 248 @param xPot - Current x-position of the joystick
el13ks 19:e2659a0b91fa 249 @param yPot - Current y-position of the joystick
el13ks 19:e2659a0b91fa 250 @param joystick.x0 - Defaulted position of xPot
el13ks 19:e2659a0b91fa 251 @param joystick.y0 - Defaulted position of yPot
el13ks 19:e2659a0b91fa 252 @param button.mode(PullDown)- Define mode of joystci button
el13ks 19:e2659a0b91fa 253 */
el13ks 19:e2659a0b91fa 254 void calibrateJoystick();
el13ks 19:e2659a0b91fa 255 /** Reads current position of joystick and compare it to the defaulted values
el13ks 19:e2659a0b91fa 256 @param joystick.x - Read current position of joystick in x-axis
el13ks 19:e2659a0b91fa 257 @param joystick.y - Read current position of joystick in x-axis
el13ks 19:e2659a0b91fa 258 @param joystick.button- Reads current state of joystick button
el13ks 19:e2659a0b91fa 259 @param joystick.direction- Defines the direction of joystick
el13ks 19:e2659a0b91fa 260 */
el13ks 19:e2659a0b91fa 261 void updateJoystick();
el13ks 19:e2659a0b91fa 262 /** Moves the player in the direction of the joystick
el13ks 19:e2659a0b91fa 263
el13ks 19:e2659a0b91fa 264 */
el13ks 19:e2659a0b91fa 265
el13ks 19:e2659a0b91fa 266
el13ks 19:e2659a0b91fa 267 void Joystickcheck();
el13ks 19:e2659a0b91fa 268 /** Sets the timerflag
el13ks 19:e2659a0b91fa 269 @param timerflag - flag to be set
el13ks 19:e2659a0b91fa 270
el13ks 19:e2659a0b91fa 271 */
el13ks 19:e2659a0b91fa 272
el13ks 19:e2659a0b91fa 273 void timerExpired();
el13ks 19:e2659a0b91fa 274 /** Set or reset the buttonflag
el13ks 19:e2659a0b91fa 275 @param buttonflag - flag to be set
el13ks 19:e2659a0b91fa 276
el13ks 19:e2659a0b91fa 277 */
el13ks 19:e2659a0b91fa 278
el13ks 19:e2659a0b91fa 279 void pressPause();
el13ks 19:e2659a0b91fa 280 /** Pauses the game if button is pressed
el13ks 19:e2659a0b91fa 281 Takes user to pause screen
el13ks 19:e2659a0b91fa 282 After 15 seconds of inactivity in the pause screen, the mbed enters sleep mode and lcd powers down
el13ks 19:e2659a0b91fa 283 Press the pause button to wake the device back up
el13ks 19:e2659a0b91fa 284
el13ks 19:e2659a0b91fa 285
el13ks 19:e2659a0b91fa 286 */
el13ks 19:e2659a0b91fa 287 void pause();
el13ks 19:e2659a0b91fa 288 /** Draws Map
el13ks 19:e2659a0b91fa 289 Obstacles are drawn using the drawRect function
el13ks 26:4cfeb2c29326 290 */
el13ks 26:4cfeb2c29326 291 void drawMap();
el13ks 19:e2659a0b91fa 292
el13ks 19:e2659a0b91fa 293
el13ks 26:4cfeb2c29326 294 /** Function to draw pacman during wasted mode, and ensures he faces the direction of travel
el13ks 26:4cfeb2c29326 295 All relevant pixels set with reference to "i" and "j"
el13ks 26:4cfeb2c29326 296 @param i-location of centre of pacman
el13ks 26:4cfeb2c29326 297 @param j-location of centre of pacman
el13ks 26:4cfeb2c29326 298
el13ks 19:e2659a0b91fa 299 */
el13ks 26:4cfeb2c29326 300
el13ks 26:4cfeb2c29326 301 void drawPacman2();
el13ks 19:e2659a0b91fa 302 /** Check to see if there are any obstacles to the right of the player
el13ks 19:e2659a0b91fa 303 Each pixel found to the right adds 1 to r
el13ks 19:e2659a0b91fa 304 If there are more than a set number of pixels, player cannot move further in that direction
el13ks 19:e2659a0b91fa 305 @param r - variable to count the number of pixels to the right
el13ks 19:e2659a0b91fa 306
el13ks 19:e2659a0b91fa 307
el13ks 19:e2659a0b91fa 308 */
el13ks 19:e2659a0b91fa 309
el13ks 19:e2659a0b91fa 310
el13ks 19:e2659a0b91fa 311 void checkRight();
el13ks 19:e2659a0b91fa 312 /** Check to see if there are any obstacles to the left of the player
el13ks 19:e2659a0b91fa 313 Each pixel found to the right adds 1 to l
el13ks 19:e2659a0b91fa 314 If there are more than a set number of pixels, player cannot move further in that direction
el13ks 19:e2659a0b91fa 315 @param l - variable to count the number of pixels to the left
el13ks 19:e2659a0b91fa 316
el13ks 19:e2659a0b91fa 317
el13ks 19:e2659a0b91fa 318 */
el13ks 19:e2659a0b91fa 319 void checkLeft();
el13ks 19:e2659a0b91fa 320 /** Check to see if there are any obstacles above the player
el13ks 19:e2659a0b91fa 321 Each pixel found to the right adds 1 to u
el13ks 19:e2659a0b91fa 322 If there are more than a set number of pixels, player cannot move further in that direction
el13ks 19:e2659a0b91fa 323 @param u - variable to count the number of pixels above
el13ks 19:e2659a0b91fa 324
el13ks 19:e2659a0b91fa 325
el13ks 19:e2659a0b91fa 326 */
el13ks 19:e2659a0b91fa 327
el13ks 19:e2659a0b91fa 328
el13ks 19:e2659a0b91fa 329 void checkUp();
el13ks 19:e2659a0b91fa 330 /** Check to see if there are any obstacles below the player
el13ks 19:e2659a0b91fa 331 Each pixel found to the right adds 1 to d
el13ks 19:e2659a0b91fa 332 If there are more than a set number of pixels, player cannot move further in that direction
el13ks 19:e2659a0b91fa 333 @param d - variable to count the number of pixels below
el13ks 19:e2659a0b91fa 334 */
el13ks 19:e2659a0b91fa 335 void checkDown();
el13ks 19:e2659a0b91fa 336 /** Function to draw coins in the locations specified in the coin array
el13ks 19:e2659a0b91fa 337
el13ks 19:e2659a0b91fa 338 @param k - integer to count the number of coins drawn
el13ks 19:e2659a0b91fa 339 */
el13ks 19:e2659a0b91fa 340
el13ks 19:e2659a0b91fa 341
el13ks 19:e2659a0b91fa 342 void drawCoin(void);
el13ks 19:e2659a0b91fa 343 /** Function to check whether coins have been eaten
el13ks 19:e2659a0b91fa 344 If so, the coin disappears, and 1 is subtracted from "w"
el13ks 19:e2659a0b91fa 345
el13ks 19:e2659a0b91fa 346 @param w - integer to count the number of coins uneaten
el13ks 19:e2659a0b91fa 347 */
el13ks 19:e2659a0b91fa 348
el13ks 19:e2659a0b91fa 349
el13ks 19:e2659a0b91fa 350
el13ks 19:e2659a0b91fa 351 void checkCoin();
el13ks 19:e2659a0b91fa 352 /** Function to draw pacman, and ensures he faces the direction of travel
el13ks 19:e2659a0b91fa 353 All relevant pixels set with reference to "i" and "j"
el13ks 19:e2659a0b91fa 354 @param i-location of centre of pacman
el13ks 19:e2659a0b91fa 355 @param j-location of centre of pacman
el13ks 19:e2659a0b91fa 356
el13ks 19:e2659a0b91fa 357 */
el13ks 19:e2659a0b91fa 358
el13ks 19:e2659a0b91fa 359
el13ks 19:e2659a0b91fa 360 void drawPacman();
el13ks 19:e2659a0b91fa 361 /** Function to draw ghost
el13ks 19:e2659a0b91fa 362 All relevant pixels set with reference to "x" and "y"
el13ks 19:e2659a0b91fa 363 @param x-location of centre of ghost
el13ks 19:e2659a0b91fa 364 @param y-location of centre of ghost
el13ks 19:e2659a0b91fa 365
el13ks 19:e2659a0b91fa 366 */
el13ks 19:e2659a0b91fa 367
el13ks 19:e2659a0b91fa 368
el13ks 19:e2659a0b91fa 369 void drawGhost();
el13ks 19:e2659a0b91fa 370 /** Ensures that player cannot move off screen
el13ks 19:e2659a0b91fa 371
el13ks 19:e2659a0b91fa 372
el13ks 19:e2659a0b91fa 373 */
el13ks 19:e2659a0b91fa 374
el13ks 19:e2659a0b91fa 375
el13ks 19:e2659a0b91fa 376 void Boundarycheck();
el13ks 19:e2659a0b91fa 377 /** Checks if all coins have been eaten
el13ks 19:e2659a0b91fa 378
el13ks 19:e2659a0b91fa 379
el13ks 19:e2659a0b91fa 380
el13ks 19:e2659a0b91fa 381 */
el13ks 19:e2659a0b91fa 382
el13ks 19:e2659a0b91fa 383
el13ks 19:e2659a0b91fa 384 void winningcondition();
el13ks 19:e2659a0b91fa 385 /** Checks if ghost has eaten pacman
el13ks 19:e2659a0b91fa 386
el13ks 19:e2659a0b91fa 387
el13ks 19:e2659a0b91fa 388
el13ks 19:e2659a0b91fa 389 */
el13ks 19:e2659a0b91fa 390
el13ks 19:e2659a0b91fa 391
el13ks 19:e2659a0b91fa 392
el13ks 19:e2659a0b91fa 393 void losingcondition();
el13ks 26:4cfeb2c29326 394
el13ks 26:4cfeb2c29326 395 /** Adds 1 to buttonflag1
el13ks 20:874b009fea11 396
el13ks 26:4cfeb2c29326 397 @param buttonflag1 - flag for direction start button
el13ks 26:4cfeb2c29326 398 */
el13ks 26:4cfeb2c29326 399 void pressStart();
el13ks 26:4cfeb2c29326 400
el13ks 26:4cfeb2c29326 401 /** Moves player in opposite way to joystick direction
el13ks 20:874b009fea11 402
el13ks 20:874b009fea11 403
el13ks 20:874b009fea11 404 */
el13ks 20:874b009fea11 405
el13ks 20:874b009fea11 406
el13ks 26:4cfeb2c29326 407 void Wastedmode();
el13ks 26:4cfeb2c29326 408 /** Check to see whethert the direction swap button has been pressed
el13ks 26:4cfeb2c29326 409 If so, pacman will start moving in opposite direction to joystick
el13ks 26:4cfeb2c29326 410 If not pacman continues to move in direction of joystick
el13ks 26:4cfeb2c29326 411
el13ks 26:4cfeb2c29326 412
el13ks 26:4cfeb2c29326 413 */
el13ks 26:4cfeb2c29326 414
el13ks 26:4cfeb2c29326 415 void WastedCheck();
el13ks 26:4cfeb2c29326 416
el13ks 26:4cfeb2c29326 417 /** Displayes start screen
el13ks 26:4cfeb2c29326 418 Remain in start screen until start button is pressed
el13ks 26:4cfeb2c29326 419 LEDs light up as count down towards start of game
el13ks 26:4cfeb2c29326 420 @param buttonflag1 - flag for direction start button
el13ks 26:4cfeb2c29326 421
el13ks 26:4cfeb2c29326 422
el13ks 20:874b009fea11 423 */
el13ks 20:874b009fea11 424
el13ks 20:874b009fea11 425
el13ks 20:874b009fea11 426
el13ks 26:4cfeb2c29326 427 void startscreen();
el13ks 20:874b009fea11 428
el13ks 20:874b009fea11 429
el13ks 19:e2659a0b91fa 430
el13ks 26:4cfeb2c29326 431 /** Open local file "/local/pacmanScore.txt","w"
el13ks 26:4cfeb2c29326 432 Overwrites high score with current score
el13ks 26:4cfeb2c29326 433 @param e - Current score
el13ks 19:e2659a0b91fa 434
el13ks 26:4cfeb2c29326 435 */
el13ks 26:4cfeb2c29326 436 void writeScore();
el13ks 26:4cfeb2c29326 437 /** Open local file "/local/pacmanScore.txt","w"
el13ks 26:4cfeb2c29326 438 Reads stored high score
el13ks 26:4cfeb2c29326 439 Stores read score in buffer
el13ks 26:4cfeb2c29326 440 @param score1 - Previously stored high score
el13ks 26:4cfeb2c29326 441 @param buffer1 - buffer to store high score that was read off flash memory
el13ks 26:4cfeb2c29326 442
el13ks 26:4cfeb2c29326 443 */
el13ks 26:4cfeb2c29326 444 void readScore();
el13ks 26:4cfeb2c29326 445 /** Compares new score to high score
el13ks 26:4cfeb2c29326 446 If new score is higher than stored highscore, overwrite new score
el13ks 26:4cfeb2c29326 447 If new score is lower that stored highscore, display both scores
el13ks 26:4cfeb2c29326 448 @param score1 - Previously stored high score
el13ks 26:4cfeb2c29326 449 @param buffer1 - buffer to store high score that was read off flash memory
el13ks 26:4cfeb2c29326 450 @param buffer - buffer to store new score
el13ks 26:4cfeb2c29326 451 @param e - Current score
el13ks 26:4cfeb2c29326 452 */
el13ks 19:e2659a0b91fa 453
el13ks 19:e2659a0b91fa 454
el13ks 19:e2659a0b91fa 455
el13ks 26:4cfeb2c29326 456 void compareScore();
el13ks 18:d0900678656a 457 #endif