Matthew Sims / TicTacToe

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Dependencies:   Motor Servo mbed_tictactoe

main.cpp@6:2e621e78ab77, 2015-10-26 (annotated)

Committer:
mattsims12
Date:
Mon Oct 26 12:17:06 2015 +0000
Revision:
6:2e621e78ab77
Parent:
5:e6f9086e0730 
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Who changed what in which revision?

UserRevisionLine numberNew contents of line
mattsims12 3:317e06586628 1 /*
mattsims12 3:317e06586628 2 Matthew Sims and Ryan Limjoco
mattsims12 3:317e06586628 3 Robot that plays you in tic tac toe
mattsims12 3:317e06586628 4 Shorr 1001
mattsims12 3:317e06586628 5 */
mattsims12 3:317e06586628 6
mattsims12 0:233cd31a07a8 7 #include "mbed.h"
mattsims12 0:233cd31a07a8 8 #include "Motor.h"
mattsims12 0:233cd31a07a8 9 #include "Servo.h"
mattsims12 0:233cd31a07a8 10 #include "Timer.h"
mattsims12 0:233cd31a07a8 11
mattsims12 0:233cd31a07a8 12 DigitalIn in[]= {p16,p17,p18,p19,p20,p15};
mattsims12 0:233cd31a07a8 13 DigitalOut lights[]= {p5,p6,p7,p8,p11};
mattsims12 0:233cd31a07a8 14 Timer timer;
mattsims12 0:233cd31a07a8 15 Motor m(p25,p27,p28);
mattsims12 0:233cd31a07a8 16 Servo twist(p22);
mattsims12 0:233cd31a07a8 17 Servo drop(p21);
mattsims12 0:233cd31a07a8 18
mattsims12 0:233cd31a07a8 19 int board[3][3];
mattsims12 0:233cd31a07a8 20 int xglobal,yglobal; //Used to get 2 ints out of tworow
mattsims12 0:233cd31a07a8 21 int xprev,yprev,xstart,ystart; //Record Player's Previous move and the starting move of the ai
mattsims12 0:233cd31a07a8 22
mattsims12 0:233cd31a07a8 23 //Function Prototypes
mattsims12 0:233cd31a07a8 24 int winner(); //Checks winner and returns who won
mattsims12 0:233cd31a07a8 25 void player(int chip); //Player picks space
mattsims12 0:233cd31a07a8 26 void ai(int chip,int difficulty); //Ai picks space
mattsims12 0:233cd31a07a8 27 int turn(); //Determines the turn number(useful for difficulty 4)
mattsims12 0:233cd31a07a8 28 bool tworow(); //Checks for 2 in a row(for ai)
mattsims12 4:6342714f3bc3 29 void perfectplace(); //Picks best spot to put a chip for difficulty 4
mattsims12 4:6342714f3bc3 30 void playerpc(int chip); //PC input for easier testing
mattsims12 4:6342714f3bc3 31 void monitorout(); //Sisplays the board in tera term for testing purposes
mattsims12 0:233cd31a07a8 32 void placechip(int x, int y); //Moves robot to place chip
mattsims12 0:233cd31a07a8 33
mattsims12 0:233cd31a07a8 34 int main()
mattsims12 0:233cd31a07a8 35 {
mattsims12 0:233cd31a07a8 36 timer.start(); //Starts timer for the random seed
mattsims12 0:233cd31a07a8 37 twist.calibrate(.0009,90);
mattsims12 0:233cd31a07a8 38 drop.calibrate(.0009,90);
mattsims12 0:233cd31a07a8 39 twist=.75;
mattsims12 0:233cd31a07a8 40 drop=.8;
mattsims12 0:233cd31a07a8 41
mattsims12 0:233cd31a07a8 42 //Initialize board to -1
mattsims12 0:233cd31a07a8 43 for(int i=0; i<=2; i++) {
mattsims12 0:233cd31a07a8 44 for(int j=0; j<=2; j++) {
mattsims12 0:233cd31a07a8 45 board[i][j]=-1;
mattsims12 0:233cd31a07a8 46 }
mattsims12 0:233cd31a07a8 47 }
mattsims12 0:233cd31a07a8 48
mattsims12 0:233cd31a07a8 49 //User Selects Difficulty
mattsims12 4:6342714f3bc3 50 printf("Select Difficulty\n");
mattsims12 0:233cd31a07a8 51 int difficulty;
mattsims12 5:e6f9086e0730 52 //scanf("%d",&difficulty);
mattsims12 5:e6f9086e0730 53
mattsims12 0:233cd31a07a8 54 while(in[0]+in[1]+in[2]+in[3]!=1) {
mattsims12 0:233cd31a07a8 55 }
mattsims12 0:233cd31a07a8 56 if(in[0]==1)
mattsims12 0:233cd31a07a8 57 difficulty=1;
mattsims12 0:233cd31a07a8 58 else if(in[1]==1)
mattsims12 0:233cd31a07a8 59 difficulty=2;
mattsims12 0:233cd31a07a8 60 else if(in[2]==1)
mattsims12 0:233cd31a07a8 61 difficulty=3;
mattsims12 0:233cd31a07a8 62 else if(in[3]==1)
mattsims12 0:233cd31a07a8 63 difficulty=4;
mattsims12 0:233cd31a07a8 64
mattsims12 0:233cd31a07a8 65 lights[difficulty-1]=1;
mattsims12 5:e6f9086e0730 66
mattsims12 0:233cd31a07a8 67 //Random Seed
mattsims12 0:233cd31a07a8 68 timer.stop();
mattsims12 0:233cd31a07a8 69 srand(timer.read_us());
mattsims12 0:233cd31a07a8 70
mattsims12 0:233cd31a07a8 71 //Pick who is x's and who is o's (0=o,1=x)
mattsims12 0:233cd31a07a8 72 int playerchip,aichip;
mattsims12 0:233cd31a07a8 73 playerchip=rand()%2;
mattsims12 0:233cd31a07a8 74 if(playerchip==0) {
mattsims12 0:233cd31a07a8 75 aichip=1;
mattsims12 0:233cd31a07a8 76 lights[4]=1;
mattsims12 0:233cd31a07a8 77 } else {
mattsims12 0:233cd31a07a8 78 aichip=0;
mattsims12 0:233cd31a07a8 79 }
mattsims12 0:233cd31a07a8 80
mattsims12 0:233cd31a07a8 81 //Loops of turns until someone wins or a tie
mattsims12 4:6342714f3bc3 82 if(playerchip==1) {
mattsims12 4:6342714f3bc3 83 printf("You go first\n");
mattsims12 5:e6f9086e0730 84 player(playerchip);
mattsims12 5:e6f9086e0730 85 //playerpc(playerchip);
mattsims12 4:6342714f3bc3 86 }
mattsims12 4:6342714f3bc3 87 while(true) {
mattsims12 4:6342714f3bc3 88 ai(aichip,difficulty);
mattsims12 4:6342714f3bc3 89 if(winner()!=-1)
mattsims12 4:6342714f3bc3 90 break;
mattsims12 5:e6f9086e0730 91 player(playerchip);
mattsims12 5:e6f9086e0730 92 //playerpc(playerchip);
mattsims12 0:233cd31a07a8 93 }
mattsims12 0:233cd31a07a8 94
mattsims12 4:6342714f3bc3 95 //Operates LED's based on winner
mattsims12 4:6342714f3bc3 96 int w=winner();
mattsims12 4:6342714f3bc3 97 printf("Winner:%d\n",w);
mattsims12 3:317e06586628 98 lights[difficulty-1]=0;
mattsims12 3:317e06586628 99 lights[4]=0;
mattsims12 0:233cd31a07a8 100 if(winner()==playerchip) { //Light Boucnes back and forth if player wins
mattsims12 0:233cd31a07a8 101 while(1) {
mattsims12 0:233cd31a07a8 102 for(int i=0; i<=4; i++) {
mattsims12 0:233cd31a07a8 103 lights[i]=1;
mattsims12 0:233cd31a07a8 104 wait(.2);
mattsims12 0:233cd31a07a8 105 }
mattsims12 0:233cd31a07a8 106 for(int i=4; i>=0; i--) {
mattsims12 0:233cd31a07a8 107 lights[i]=0;
mattsims12 0:233cd31a07a8 108 wait(.2);
mattsims12 0:233cd31a07a8 109 }
mattsims12 0:233cd31a07a8 110 }
mattsims12 0:233cd31a07a8 111 } else if(winner()==aichip) {
mattsims12 0:233cd31a07a8 112 while(1) { //All lights blink if ai wins
mattsims12 0:233cd31a07a8 113 for(int i=0; i<=4; i++) {
mattsims12 0:233cd31a07a8 114 lights[i]=!lights[i];
mattsims12 0:233cd31a07a8 115 }
mattsims12 0:233cd31a07a8 116 wait(.25);
mattsims12 0:233cd31a07a8 117 }
mattsims12 0:233cd31a07a8 118 } else {
mattsims12 0:233cd31a07a8 119 for(int i=0; i<=4; i++) { //Lights turn on solid if tue
mattsims12 0:233cd31a07a8 120 lights[i]=1;
mattsims12 0:233cd31a07a8 121 }
mattsims12 0:233cd31a07a8 122 }
mattsims12 0:233cd31a07a8 123 }
mattsims12 0:233cd31a07a8 124
mattsims12 0:233cd31a07a8 125
mattsims12 0:233cd31a07a8 126
mattsims12 0:233cd31a07a8 127
mattsims12 0:233cd31a07a8 128 //Checks to see if someone won
mattsims12 0:233cd31a07a8 129 int winner()
mattsims12 0:233cd31a07a8 130 {
mattsims12 0:233cd31a07a8 131 int winner=-1;
mattsims12 0:233cd31a07a8 132 //Horizontal and Vertical check
mattsims12 0:233cd31a07a8 133 for(int i=0; i<=2; i++) {
mattsims12 0:233cd31a07a8 134 if(board[i][0]==board[i][1] && board[i][0]==board[i][2] && board[i][0]!=-1)
mattsims12 0:233cd31a07a8 135 winner=board[i][0];
mattsims12 0:233cd31a07a8 136 if(board[0][i]==board[1][i] && board[0][i]==board[2][i] && board[0][i]!=-1)
mattsims12 0:233cd31a07a8 137 winner=board[0][i];
mattsims12 0:233cd31a07a8 138 }
mattsims12 0:233cd31a07a8 139 //Diagonal Checks
mattsims12 0:233cd31a07a8 140 if(board[0][0]==board[1][1] && board[0][0]==board[2][2] && board[0][0]!=-1)
mattsims12 0:233cd31a07a8 141 winner=board[0][0];
mattsims12 0:233cd31a07a8 142 if(board[0][2]==board[1][1] && board[0][2]==board[2][0] && board[0][2]!=-1)
mattsims12 0:233cd31a07a8 143 winner=board[0][2];
mattsims12 0:233cd31a07a8 144
mattsims12 0:233cd31a07a8 145 return(winner);
mattsims12 0:233cd31a07a8 146 }
mattsims12 0:233cd31a07a8 147
mattsims12 0:233cd31a07a8 148
mattsims12 0:233cd31a07a8 149
mattsims12 1:c9f7302eac4f 150 //Player inputs using the switches until they pick an empty space
mattsims12 0:233cd31a07a8 151 void player(int chip)
mattsims12 0:233cd31a07a8 152 {
mattsims12 4:6342714f3bc3 153 int x=-1;
mattsims12 4:6342714f3bc3 154 int y=-1;
mattsims12 0:233cd31a07a8 155 do {
mattsims12 0:233cd31a07a8 156 if(in[0]+in[1]+in[2]==1 && in[3]+in[4]+in[5]==1) {
mattsims12 0:233cd31a07a8 157 if(in[0]==1)
mattsims12 0:233cd31a07a8 158 x=0;
mattsims12 0:233cd31a07a8 159 else if(in[1]==1)
mattsims12 0:233cd31a07a8 160 x=1;
mattsims12 0:233cd31a07a8 161 else if(in[2]==1)
mattsims12 0:233cd31a07a8 162 x=2;
mattsims12 0:233cd31a07a8 163
mattsims12 0:233cd31a07a8 164 if(in[3]==1)
mattsims12 0:233cd31a07a8 165 y=0;
mattsims12 0:233cd31a07a8 166 else if(in[4]==1)
mattsims12 0:233cd31a07a8 167 y=1;
mattsims12 0:233cd31a07a8 168 else if(in[5]==1)
mattsims12 0:233cd31a07a8 169 y=2;
mattsims12 0:233cd31a07a8 170 }
mattsims12 0:233cd31a07a8 171 } while(board[x][y]!=-1);
mattsims12 0:233cd31a07a8 172 board[x][y]=chip;
mattsims12 0:233cd31a07a8 173 xprev=x;
mattsims12 0:233cd31a07a8 174 yprev=y;
mattsims12 4:6342714f3bc3 175 monitorout();
mattsims12 6:2e621e78ab77 176 placechip(x,y);
mattsims12 0:233cd31a07a8 177 }
mattsims12 0:233cd31a07a8 178
mattsims12 0:233cd31a07a8 179
mattsims12 0:233cd31a07a8 180
mattsims12 0:233cd31a07a8 181
mattsims12 0:233cd31a07a8 182 //Counts filled spaces to determine how many turns have passed
mattsims12 0:233cd31a07a8 183 int turn()
mattsims12 0:233cd31a07a8 184 {
mattsims12 0:233cd31a07a8 185 int turn=9;
mattsims12 4:6342714f3bc3 186 for(int i=0; i<=2; i++) {
mattsims12 0:233cd31a07a8 187 for(int j=0; j<=2; j++) {
mattsims12 0:233cd31a07a8 188 if(board[i][j]==-1)
mattsims12 0:233cd31a07a8 189 turn--;
mattsims12 0:233cd31a07a8 190 }
mattsims12 0:233cd31a07a8 191 }
mattsims12 0:233cd31a07a8 192 return turn;
mattsims12 0:233cd31a07a8 193 }
mattsims12 0:233cd31a07a8 194
mattsims12 0:233cd31a07a8 195
mattsims12 0:233cd31a07a8 196
mattsims12 0:233cd31a07a8 197
mattsims12 0:233cd31a07a8 198 //Easy randomly picks any empty space on the board
mattsims12 0:233cd31a07a8 199 void ai(int chip,int difficulty)
mattsims12 0:233cd31a07a8 200 {
mattsims12 0:233cd31a07a8 201 int x,y;
mattsims12 0:233cd31a07a8 202
mattsims12 0:233cd31a07a8 203 if(difficulty!=4) {
mattsims12 0:233cd31a07a8 204 do {
mattsims12 0:233cd31a07a8 205 x=rand()%2;
mattsims12 0:233cd31a07a8 206 y=rand()%2;
mattsims12 0:233cd31a07a8 207 } while(board[x][y]!=-1);
mattsims12 0:233cd31a07a8 208
mattsims12 0:233cd31a07a8 209 if(difficulty==2 || difficulty==3) { //Middle difficulties have a random chance of not blocking
mattsims12 0:233cd31a07a8 210 if(tworow()) {
mattsims12 4:6342714f3bc3 211 if((difficulty==2 && rand()%10<8) || difficulty==3) { //Sometimes doesn't notice two in a row
mattsims12 0:233cd31a07a8 212 x=xglobal;
mattsims12 0:233cd31a07a8 213 y=yglobal;
mattsims12 0:233cd31a07a8 214 }
mattsims12 0:233cd31a07a8 215 }
mattsims12 0:233cd31a07a8 216 }
mattsims12 4:6342714f3bc3 217 } else {
mattsims12 4:6342714f3bc3 218 perfectplace();
mattsims12 4:6342714f3bc3 219 x=xglobal;
mattsims12 4:6342714f3bc3 220 y=yglobal;
mattsims12 0:233cd31a07a8 221 }
mattsims12 6:2e621e78ab77 222 placechip(x,y);
mattsims12 4:6342714f3bc3 223 board[x][y]=chip;
mattsims12 4:6342714f3bc3 224 monitorout();
mattsims12 0:233cd31a07a8 225 }
mattsims12 0:233cd31a07a8 226
mattsims12 0:233cd31a07a8 227
mattsims12 0:233cd31a07a8 228
mattsims12 0:233cd31a07a8 229 bool tworow()
mattsims12 0:233cd31a07a8 230 {
mattsims12 4:6342714f3bc3 231 int x,y;
mattsims12 0:233cd31a07a8 232 //Vertical and horizontals
mattsims12 0:233cd31a07a8 233 for(int i=0; i<=2; i++) {
mattsims12 0:233cd31a07a8 234 if(board[0][i]==board[1][i] && board[2][i]==-1) {
mattsims12 4:6342714f3bc3 235 x=2;
mattsims12 4:6342714f3bc3 236 y=i; //board[2][i]
mattsims12 4:6342714f3bc3 237 } else if(board[1][i]==board[2][i] && board[0][i]==-1) {
mattsims12 4:6342714f3bc3 238 x=0;
mattsims12 4:6342714f3bc3 239 y=i; //board[0][i]
mattsims12 4:6342714f3bc3 240 } else if(board[0][i]==board[2][i] && board[1][i]==-1) {
mattsims12 4:6342714f3bc3 241 x=1;
mattsims12 4:6342714f3bc3 242 y=i; //board[1][i]
mattsims12 4:6342714f3bc3 243 } else if(board[i][0]==board[i][1] && board[i][2]==-1) {
mattsims12 4:6342714f3bc3 244 x=i;
mattsims12 4:6342714f3bc3 245 y=2; //board[i][2]
mattsims12 4:6342714f3bc3 246 } else if(board[i][1]==board[i][2] && board[i][0]==-1) {
mattsims12 4:6342714f3bc3 247 x=i;
mattsims12 4:6342714f3bc3 248 y=0; //board[i][0]
mattsims12 4:6342714f3bc3 249 } else if(board[i][0]==board[i][2] && board[i][1]==-1) {
mattsims12 4:6342714f3bc3 250 x=i;
mattsims12 4:6342714f3bc3 251 y=1; //board[i][1]
mattsims12 4:6342714f3bc3 252 } else if(board[0][0]==board[1][1] && board[2][2]==-1) { //Diagonals
mattsims12 4:6342714f3bc3 253 x=2;
mattsims12 4:6342714f3bc3 254 y=2; //board[2][2]
mattsims12 4:6342714f3bc3 255 } else if(board[1][1]==board[2][2] && board[0][0]==-1) {
mattsims12 4:6342714f3bc3 256 x=0;
mattsims12 4:6342714f3bc3 257 y=0; //board[0][0]
mattsims12 4:6342714f3bc3 258 } else if(board[0][0]==board[2][2] && board[1][1]==-1) {
mattsims12 4:6342714f3bc3 259 x=1;
mattsims12 4:6342714f3bc3 260 y=1; //board[1][1]
mattsims12 4:6342714f3bc3 261 } else if(board[0][2]==board[1][1] && board[2][0]==-1) {
mattsims12 4:6342714f3bc3 262 x=2;
mattsims12 4:6342714f3bc3 263 y=0; //board[2][0]
mattsims12 4:6342714f3bc3 264 } else if(board[1][1]==board[2][0] && board[0][2]==-1) {
mattsims12 4:6342714f3bc3 265 x=0;
mattsims12 4:6342714f3bc3 266 y=2; //board[0][2]
mattsims12 4:6342714f3bc3 267 } else if(board[0][2]==board[2][0] && board[1][1]==-1) {
mattsims12 4:6342714f3bc3 268 x=1;
mattsims12 4:6342714f3bc3 269 y=1; //board[1][1]
mattsims12 0:233cd31a07a8 270 }
mattsims12 0:233cd31a07a8 271 }
mattsims12 4:6342714f3bc3 272
mattsims12 4:6342714f3bc3 273 if(x!=-1 && y!=-1) { //Returns true if there are 2 in a row
mattsims12 4:6342714f3bc3 274 xglobal=x;
mattsims12 4:6342714f3bc3 275 yglobal=y;
mattsims12 4:6342714f3bc3 276 return true;
mattsims12 4:6342714f3bc3 277 } else {
mattsims12 4:6342714f3bc3 278 return false;
mattsims12 0:233cd31a07a8 279 }
mattsims12 0:233cd31a07a8 280 }
mattsims12 0:233cd31a07a8 281
mattsims12 0:233cd31a07a8 282
mattsims12 0:233cd31a07a8 283
mattsims12 0:233cd31a07a8 284 void perfectplace()
mattsims12 0:233cd31a07a8 285 {
mattsims12 4:6342714f3bc3 286 int x,y;
mattsims12 0:233cd31a07a8 287 if(turn()==0) { //Places in a random corner if first
mattsims12 4:6342714f3bc3 288 x=(rand()%2)*2; //Picks either 0 or 2
mattsims12 4:6342714f3bc3 289 y=(rand()%2)*2;
mattsims12 4:6342714f3bc3 290 xstart=x;
mattsims12 4:6342714f3bc3 291 ystart=y;
mattsims12 4:6342714f3bc3 292 } else if(turn()==1) {
mattsims12 0:233cd31a07a8 293 if(xprev!=1 && yprev!=1) { //If player takes corner, ai takes center
mattsims12 4:6342714f3bc3 294 x=1;
mattsims12 4:6342714f3bc3 295 y=1;
mattsims12 0:233cd31a07a8 296 } else if(xprev==1 && yprev==1) { //If player takes center, ai takes a corner
mattsims12 4:6342714f3bc3 297 x=(rand()%2)*2; //Picks either 0 or 2
mattsims12 4:6342714f3bc3 298 y=(rand()%2)*2;
mattsims12 0:233cd31a07a8 299 } else { //If player takes edge, ai takes spot in either same row or col
mattsims12 0:233cd31a07a8 300 if(xprev==1) {
mattsims12 4:6342714f3bc3 301 x=rand()%3;
mattsims12 4:6342714f3bc3 302 if(x==xprev) {
mattsims12 0:233cd31a07a8 303 do {
mattsims12 4:6342714f3bc3 304 y=rand()%3;
mattsims12 4:6342714f3bc3 305 } while(y==yprev);
mattsims12 0:233cd31a07a8 306 } else {
mattsims12 4:6342714f3bc3 307 y=yprev;
mattsims12 0:233cd31a07a8 308 }
mattsims12 0:233cd31a07a8 309 } else {
mattsims12 4:6342714f3bc3 310 y=rand()%3;
mattsims12 4:6342714f3bc3 311 if(y==yprev) {
mattsims12 0:233cd31a07a8 312 do {
mattsims12 4:6342714f3bc3 313 x=rand()%3;
mattsims12 4:6342714f3bc3 314 } while(x==xprev);
mattsims12 0:233cd31a07a8 315 } else {
mattsims12 4:6342714f3bc3 316 x=xprev;
mattsims12 0:233cd31a07a8 317 }
mattsims12 0:233cd31a07a8 318 }
mattsims12 0:233cd31a07a8 319 }
mattsims12 4:6342714f3bc3 320 } else if(turn()==2) {
mattsims12 0:233cd31a07a8 321 if(xprev==1 && yprev==1) { //If user places in middle, any open spot leads to tie
mattsims12 0:233cd31a07a8 322 do {
mattsims12 4:6342714f3bc3 323 x=rand()%3;
mattsims12 4:6342714f3bc3 324 y=rand()%3;
mattsims12 4:6342714f3bc3 325 } while(board[x][y]!=-1);
mattsims12 0:233cd31a07a8 326 } else if((xprev==1 ||yprev==1) && (xprev!=xstart && yprev!=ystart)) { //Opposite edge
mattsims12 0:233cd31a07a8 327 if(xprev-xstart==2 || xprev-xstart==-2) {
mattsims12 4:6342714f3bc3 328 y=ystart;
mattsims12 0:233cd31a07a8 329 if(yprev+ystart==1)
mattsims12 4:6342714f3bc3 330 x=2;
mattsims12 0:233cd31a07a8 331 else
mattsims12 4:6342714f3bc3 332 x=0;
mattsims12 0:233cd31a07a8 333 } else {
mattsims12 4:6342714f3bc3 334 x=xstart;
mattsims12 0:233cd31a07a8 335 if(xprev+xstart==1)
mattsims12 4:6342714f3bc3 336 y=2;
mattsims12 0:233cd31a07a8 337 else
mattsims12 4:6342714f3bc3 338 y=0;
mattsims12 0:233cd31a07a8 339 }
mattsims12 0:233cd31a07a8 340 } else if((xprev==1 || yprev==1) && (xprev==xstart || yprev==ystart)) { //Adjascent edge
mattsims12 0:233cd31a07a8 341 if(xprev==xstart) {
mattsims12 0:233cd31a07a8 342 do {
mattsims12 4:6342714f3bc3 343 x=rand()%3;
mattsims12 4:6342714f3bc3 344 y=rand()%3;
mattsims12 4:6342714f3bc3 345 } while(((ystart!=y) && (xstart==x)) || (x==1 && y==1));
mattsims12 0:233cd31a07a8 346 } else {
mattsims12 0:233cd31a07a8 347 do {
mattsims12 4:6342714f3bc3 348 x=rand()%3;
mattsims12 4:6342714f3bc3 349 y=rand()%3;
mattsims12 4:6342714f3bc3 350 } while(((xstart!=x) && (ystart==y)) || (x==1 && y==1));
mattsims12 0:233cd31a07a8 351 }
mattsims12 0:233cd31a07a8 352 } else if((xprev-xstart==2 || xprev-xstart==-2) && (yprev-ystart==2 || yprev-ystart==-2)) { //Opposite Corner
mattsims12 0:233cd31a07a8 353 do {
mattsims12 4:6342714f3bc3 354 x=(rand()%2)*2;
mattsims12 4:6342714f3bc3 355 y=(rand()%2)*2;
mattsims12 4:6342714f3bc3 356 } while(board[x][y]!=-1);
mattsims12 0:233cd31a07a8 357 } else { //Adjascent Corner
mattsims12 0:233cd31a07a8 358 if(xprev==xstart) {
mattsims12 0:233cd31a07a8 359 do {
mattsims12 4:6342714f3bc3 360 x=rand()%3;
mattsims12 4:6342714f3bc3 361 y=rand()%3;
mattsims12 4:6342714f3bc3 362 } while((ystart==y && xstart!=x) || (yprev==y && (yprev-y==2 || yprev-y==-2)));
mattsims12 0:233cd31a07a8 363 } else {
mattsims12 0:233cd31a07a8 364 do {
mattsims12 4:6342714f3bc3 365 x=rand()%3;
mattsims12 4:6342714f3bc3 366 y=rand()%3;
mattsims12 4:6342714f3bc3 367 } while((xstart==x && ystart!=y) || (xprev==x && (xprev-x==2 || xprev-x==-2)));
mattsims12 0:233cd31a07a8 368 }
mattsims12 0:233cd31a07a8 369 }
mattsims12 4:6342714f3bc3 370 } else { //For turns 3+ If there are not 2 in a row, place in a random place unless the center is empty
mattsims12 0:233cd31a07a8 371 do {
mattsims12 4:6342714f3bc3 372 x=rand()%3;
mattsims12 4:6342714f3bc3 373 y=rand()%3;
mattsims12 4:6342714f3bc3 374 } while(board[x][y]!=-1);
mattsims12 4:6342714f3bc3 375 if(board[1][1]==-1) {
mattsims12 4:6342714f3bc3 376 x=1;
mattsims12 4:6342714f3bc3 377 y=1;
mattsims12 4:6342714f3bc3 378 }
mattsims12 4:6342714f3bc3 379 xglobal=x;
mattsims12 4:6342714f3bc3 380 yglobal=y;
mattsims12 0:233cd31a07a8 381 tworow();
mattsims12 0:233cd31a07a8 382 }
mattsims12 0:233cd31a07a8 383 }
mattsims12 0:233cd31a07a8 384
mattsims12 4:6342714f3bc3 385 void monitorout()
mattsims12 4:6342714f3bc3 386 {
mattsims12 4:6342714f3bc3 387 for(int i = 0; i < 3; i++) {
mattsims12 4:6342714f3bc3 388 for(int j = 0; j < 3; j++) {
mattsims12 4:6342714f3bc3 389 printf("%d ", board[i][j]);
mattsims12 4:6342714f3bc3 390 }
mattsims12 4:6342714f3bc3 391 printf("\n");
mattsims12 4:6342714f3bc3 392 }
mattsims12 4:6342714f3bc3 393 printf("\n\n");
mattsims12 4:6342714f3bc3 394 }
mattsims12 4:6342714f3bc3 395
mattsims12 4:6342714f3bc3 396
mattsims12 4:6342714f3bc3 397
mattsims12 4:6342714f3bc3 398
mattsims12 4:6342714f3bc3 399 void playerpc(int chip)
mattsims12 4:6342714f3bc3 400 {
mattsims12 4:6342714f3bc3 401 int x,y;
mattsims12 4:6342714f3bc3 402 do {
mattsims12 4:6342714f3bc3 403 printf("Enter x coordinate\n");
mattsims12 4:6342714f3bc3 404 scanf("%d",&x);
mattsims12 4:6342714f3bc3 405 printf("Enter y coordinate\n");
mattsims12 4:6342714f3bc3 406 scanf("%d",&y);
mattsims12 4:6342714f3bc3 407 } while(board[x][y]!=-1);
mattsims12 4:6342714f3bc3 408 board[x][y]=chip;
mattsims12 4:6342714f3bc3 409 xprev=x;
mattsims12 4:6342714f3bc3 410 yprev=y;
mattsims12 4:6342714f3bc3 411 monitorout();
mattsims12 4:6342714f3bc3 412 }
mattsims12 4:6342714f3bc3 413
mattsims12 0:233cd31a07a8 414
mattsims12 0:233cd31a07a8 415
mattsims12 0:233cd31a07a8 416
mattsims12 0:233cd31a07a8 417 void placechip(int x,int y)
mattsims12 0:233cd31a07a8 418 {
mattsims12 4:6342714f3bc3 419 drop=.8; //Base position
mattsims12 0:233cd31a07a8 420 twist=.75;
mattsims12 0:233cd31a07a8 421 //Roll to correct x
mattsims12 0:233cd31a07a8 422 if(x!=0) {
mattsims12 0:233cd31a07a8 423 m.speed(-.4);
mattsims12 0:233cd31a07a8 424 wait(.25);
mattsims12 0:233cd31a07a8 425 if(x==2)
mattsims12 0:233cd31a07a8 426 wait(.15);
mattsims12 0:233cd31a07a8 427 }
mattsims12 0:233cd31a07a8 428 m.speed(0.0);
mattsims12 0:233cd31a07a8 429 //Twist to correct y
mattsims12 0:233cd31a07a8 430 if(y==0)
mattsims12 0:233cd31a07a8 431 twist=1.0;
mattsims12 0:233cd31a07a8 432 else if(y==1)
mattsims12 0:233cd31a07a8 433 twist=.75;
mattsims12 0:233cd31a07a8 434 else
mattsims12 0:233cd31a07a8 435 twist=.5;
mattsims12 0:233cd31a07a8 436 wait(.25);
mattsims12 0:233cd31a07a8 437 //Drop a Chip
mattsims12 0:233cd31a07a8 438 drop=.5;
mattsims12 0:233cd31a07a8 439 wait(.1);
mattsims12 0:233cd31a07a8 440 drop=.8;
mattsims12 0:233cd31a07a8 441 wait(.25);
mattsims12 0:233cd31a07a8 442 twist=.75;
mattsims12 0:233cd31a07a8 443 //Roll back to origin
mattsims12 0:233cd31a07a8 444 if(x!=0) {
mattsims12 0:233cd31a07a8 445 m.speed(.5);
mattsims12 0:233cd31a07a8 446 wait(.25);
mattsims12 0:233cd31a07a8 447 if(x==2)
mattsims12 0:233cd31a07a8 448 wait(.15);
mattsims12 0:233cd31a07a8 449 }
mattsims12 0:233cd31a07a8 450 m.speed(0.0);
mattsims12 0:233cd31a07a8 451 wait(5);
mattsims12 0:233cd31a07a8 452 }