main.cpp

00001 /******************************************************************************/
00002 /*                           This Nicleo is stat 0!                           */
00003 /******************************************************************************/
00004 #include "mbed.h"
00005  
00006 // Initail I/O.
00007 AnalogIn VRx(A2);
00008 AnalogIn VRy(A3);
00009 DigitalIn Button(D13);
00010 Serial bt(PA_15, PB_7);
00011 
00012 // Initial function.
00013 char check_joys(int jx,int jy);
00014 int check_joys_int(int jx,int jy);
00015 int check_correctPosition(int X,int Y);
00016 int get_position(int input_position,int ship_type);
00017 void check_ready();
00018 void print_metrix();
00019 void Select_Position(char M);
00020 
00021 // Initial variable.
00022 int select_Position = 0;
00023 int ATKposition = 0;
00024 int iWaitATK = 0;
00025 int U_ready = 0;
00026 int state = 0;
00027 int ship_notdestroy[8] = {4,3,2,2,1,1,1,1};
00028 int ship_destroyed[8] = {0};
00029 int ship_flor[8][8] = {{0}}; //__________________________________________________This is ship area.
00030 int check_ship1 = 0;
00031 int check_ship2 = 0;
00032 int ship4[4] = {0};
00033 int ship3[3] = {0};
00034 int ship2[2][2] = {{0}};
00035 int ship1[4] = {0};
00036 
00037 int main(){ //-------------------------------------------------------------------Main Function.
00038     float Vx;
00039     float Vy;
00040     int SW,iVxVy,iSW,n;
00041     int iShipType = 0;
00042     char m;
00043     while(1) {
00044         if(iShipType<8){
00045             Vx = VRx.read() * 1024;
00046             Vy = VRy.read() * 1024;
00047             SW = Button.read();
00048             m = check_joys(Vx,Vy);
00049             n = check_joys_int(Vx,Vy);
00050             if(n == 1){ //_______________________________________________________ For make sure coordinate is press 1 time.
00051                 iVxVy = 0;
00052                 check_ready();
00053             }
00054             if(SW == 1){ //______________________________________________________ For make sure switch is press 1 time.
00055                 iSW = 0;
00056                 check_ready();
00057             }
00058             if(m!=NULL && iVxVy==0){ //__________________________________________ Get position that wait for press switch.
00059                 Select_Position(m);
00060                 check_ready();
00061                 printf("select_Position = %d\n",select_Position);
00062                 iVxVy = 1;
00063             }
00064             if(SW==0 && iSW==0){ //______________________________________________If switch pressing by human.
00065                 printf("Wait!\n");
00066                 check_ready();
00067                 if(get_position(select_Position,ship_notdestroy[iShipType])==0){ //__Please read explanation in function get_position.
00068                     printf("Please input correct position\n");
00069                 }else{
00070                     iShipType++;
00071                 }
00072                 check_ready();
00073                 iSW = 1;
00074                 print_metrix();
00075             }
00076         }else{
00077             if(U_ready!=1){bt.putc('E');}
00078             
00079             printf("\n");
00080             break;
00081         }
00082     }
00083     select_Position = 0;
00084     
00085     while(1) { //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ Play
00086         if(U_ready == 1){state = 0;}else{state = 1;}
00087         if(state == 1){
00088             printf("Your turn.\n");
00089             Vx = VRx.read() * 1024;
00090             Vy = VRy.read() * 1024;
00091             SW = Button.read();
00092             m = check_joys(Vx,Vy);
00093             n = check_joys_int(Vx,Vy);
00094             if(n == 1){ 
00095                 iVxVy = 0;
00096             }
00097             if(SW == 1){
00098                 iSW = 0;
00099             }
00100             if(m!=NULL && iVxVy==0){
00101                 Select_Position(m);
00102                 printf("select_Position = %d\n",select_Position);
00103                 iVxVy = 1;
00104             }
00105             if(SW==0 && iSW==0){
00106                 printf("send\n");
00107                 bt.printf("%d",select_Position);
00108                 state = 0;
00109                 iSW = 1;
00110             }
00111         }else{
00112             while(1){
00113                 printf("");
00114                 if(bt.readable()){
00115                     // Wait for resive position of enemy that atk you.
00116                     iWaitATK = 1;
00117                 }
00118                 if(iWaitATK==1){
00119                     break;
00120                 }
00121             }
00122         }
00123     }
00124 }
00125 
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00127 
00128 
00129 
00130 
00131 
00132 
00133 
00134 
00135 
00136 
00137 
00138 
00139 
00140 
00141 
00142 
00143 
00144 
00145 
00146 
00147 
00148 
00149 char check_joys(int jx,int jy){ //-----------------------------------------------Check joystick that it up,down,left or right.
00150     if(jx < 24.0){
00151         return 'a';
00152     }
00153     else if(jx > 1000.0){
00154         return 'd';
00155     }
00156     else if(jy < 24.0){
00157         return 'w';
00158     }
00159     else if(jy > 1000.0){
00160         return 's';
00161     }else{
00162         return NULL;
00163     }
00164 }
00165 int check_joys_int(int jx,int jy){ //--------------------------------------------Check joystick that it is centre.
00166     if(jx>=450.0&&jx<=600.0){
00167         if(jy>=450.0&&jy<=600.0){
00168             return 1;
00169         }else{
00170             return 0;
00171         }
00172     }else{
00173         return 0;
00174     }
00175 }
00176 void Select_Position(char M){ //-------------------------------------------------Change position of cursor (Joystick).
00177     switch(M){
00178         case 'a':
00179             if(select_Position%10!=0){select_Position = select_Position - 1;}
00180             break;
00181         case 'd':
00182             if(select_Position%10!=7){select_Position = select_Position + 1;}
00183             break;
00184         case 'w':
00185             if(select_Position/10!=0){select_Position = select_Position - 10;}
00186             break;
00187         case 's':
00188             if(select_Position/10!=7){select_Position = select_Position + 10;}
00189             break;
00190     }
00191 }
00192 int get_position(int input_position,int ship_type){ //---------------------------Plot ship in ship area.
00193     int i,x,y = 0;
00194     int error = 0;
00195 
00196     y = input_position/10;
00197     x = input_position%10;
00198 
00199     for(i=0;i<ship_type;i++){
00200         if(check_correctPosition(y,x) == 1){
00201             if(ship_type == 4){ship4[i] = (y*10)+x;}
00202             else if(ship_type == 3){ship3[i] = (y*10)+x;}
00203             else if(ship_type == 2){ship2[check_ship2][i] = (y*10)+x;}
00204             else if(ship_type == 1){ship1[check_ship1] = (y*10)+x;check_ship1++;}
00205         }else{
00206             error = 1;
00207             break;
00208         }
00209         if(ship_type%2 == 0){
00210             y++;
00211         }else{
00212             x++;
00213         }
00214     }
00215     if(ship_type==2){
00216         check_ship2++;
00217     }
00218     if(error == 1){
00219         return 0;
00220     }else{
00221         y = input_position/10;
00222         x = input_position%10;
00223         for(i=0;i<ship_type;i++){
00224             ship_flor[y][x] = ship_type;
00225             if(ship_type%2 == 0){
00226                 y++;
00227             }else{
00228                 x++;
00229             }
00230         }
00231         return 1;
00232     }
00233 }
00234 int check_correctPosition(int X,int Y){
00235     if(X<=7){
00236         if(Y<=7){
00237             if(ship_flor[X][Y] == 0){
00238                 return 1;
00239             }else{
00240                 return 0;
00241             }
00242         }
00243     }else{
00244         return 0;
00245     }
00246 }
00247 void print_metrix(){
00248     for(int i=0;i<8;i++){
00249         for(int j=0;j<8;j++){
00250             printf("| %d |",ship_flor[i][j]);
00251         }
00252         printf("\n");
00253     }
00254 }
00255 void check_ready(){
00256     if(bt.readable()){
00257         U_ready = 1;
00258     }
00259 }
00260 /*
00261 int check_when_enemyATK(int position){
00262     
00263 }
00264 */