ELEC2645 (2016/17) / SnekGame

Balint Bogdan 2645 project, 200966741

Dependents:   2645Game_el15bb

Snake.cpp@4:c74ec3f409f9, 2017-05-05 (annotated)

Committer:
Nefos
Date:
Fri May 05 14:37:44 2017 +0000
Revision:
4:c74ec3f409f9
Parent:
3:b24ef00836c5
Child:
5:449858a54971
deadSnake works, had to do many reverts, needs comments and tail function;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Nefos 0:2eb4d7e86e2f 1 #include "Snake.h"
Nefos 0:2eb4d7e86e2f 2
Nefos 0:2eb4d7e86e2f 3
Nefos 2:5e04e34a3b66 4 #define WIDTH 84
Nefos 2:5e04e34a3b66 5 #define HEIGHT 48
Nefos 2:5e04e34a3b66 6 #define CEILING 8
Nefos 2:5e04e34a3b66 7 #define FLOOR 48
Nefos 2:5e04e34a3b66 8
Nefos 0:2eb4d7e86e2f 9 snakePart snek;
Nefos 0:2eb4d7e86e2f 10
Nefos 1:93a4cb86f100 11
Nefos 1:93a4cb86f100 12
Nefos 0:2eb4d7e86e2f 13 Snake::Snake()
Nefos 0:2eb4d7e86e2f 14 {
Nefos 0:2eb4d7e86e2f 15
Nefos 0:2eb4d7e86e2f 16 }
Nefos 0:2eb4d7e86e2f 17 Snake::~Snake()
Nefos 0:2eb4d7e86e2f 18 {
Nefos 0:2eb4d7e86e2f 19
Nefos 0:2eb4d7e86e2f 20 }
Nefos 0:2eb4d7e86e2f 21
Nefos 3:b24ef00836c5 22 void Snake::init(int x, int y, int lenght, int _live){
Nefos 0:2eb4d7e86e2f 23
Nefos 0:2eb4d7e86e2f 24
Nefos 1:93a4cb86f100 25
Nefos 0:2eb4d7e86e2f 26 //initalizing the starting variables
Nefos 3:b24ef00836c5 27 //snek._x[0]=x;
Nefos 3:b24ef00836c5 28 //snek._y[0]=y;
Nefos 3:b24ef00836c5 29 startx=x;
Nefos 3:b24ef00836c5 30 starty=y;
Nefos 3:b24ef00836c5 31 startl=lenght;
Nefos 3:b24ef00836c5 32 live=_live;
Nefos 4:c74ec3f409f9 33 /*if (live==0){
Nefos 3:b24ef00836c5 34 live=3;
Nefos 4:c74ec3f409f9 35 }*/
Nefos 0:2eb4d7e86e2f 36 _length = lenght;
Nefos 3:b24ef00836c5 37
Nefos 3:b24ef00836c5 38 _food.init();
Nefos 0:2eb4d7e86e2f 39 for (int i=0;_length>i;i++)
Nefos 0:2eb4d7e86e2f 40 {
Nefos 0:2eb4d7e86e2f 41 snek._x[i]=x+i;
Nefos 0:2eb4d7e86e2f 42 snek._y[i]=y;
Nefos 0:2eb4d7e86e2f 43 snek._dir[i]=1;
Nefos 0:2eb4d7e86e2f 44 }
Nefos 1:93a4cb86f100 45 snek._x[_length]=x+_length;
Nefos 1:93a4cb86f100 46 snek._y[_length]=y;
Nefos 1:93a4cb86f100 47
Nefos 1:93a4cb86f100 48 /* snek._y[0]=y;
Nefos 1:93a4cb86f100 49 snek._y[1]=y+1;
Nefos 1:93a4cb86f100 50 snek._y[2]=y+2;
Nefos 1:93a4cb86f100 51 snek._y[3]=y+2;
Nefos 1:93a4cb86f100 52 snek._y[4]=y+3;
Nefos 1:93a4cb86f100 53 snek._y[5]=y+3;
Nefos 1:93a4cb86f100 54 snek._y[6]=y+4;*/
Nefos 0:2eb4d7e86e2f 55 _direction = 1;//1 is East, 2 is South, 3 is West, 4 is North
Nefos 0:2eb4d7e86e2f 56
Nefos 0:2eb4d7e86e2f 57
Nefos 3:b24ef00836c5 58
Nefos 1:93a4cb86f100 59 printf("xog is %d ", snek._x[_length-1]);
Nefos 1:93a4cb86f100 60 //printf("initalized");
Nefos 0:2eb4d7e86e2f 61 }
Nefos 0:2eb4d7e86e2f 62
Nefos 0:2eb4d7e86e2f 63 void Snake::draw(N5110 &lcd){
Nefos 3:b24ef00836c5 64 checkWallCollision(lcd);
Nefos 3:b24ef00836c5 65 if (live!=0){
Nefos 3:b24ef00836c5 66 lcd.clear();
Nefos 4:c74ec3f409f9 67 waitCount=((float)_length/3)+5;
Nefos 4:c74ec3f409f9 68 waitTime=(1/waitCount);
Nefos 4:c74ec3f409f9 69 wait(waitTime);
Nefos 3:b24ef00836c5 70 char buffer1[14];
Nefos 3:b24ef00836c5 71 char buffer2[14];
Nefos 3:b24ef00836c5 72 sprintf(buffer1,"%2d",live);
Nefos 3:b24ef00836c5 73 sprintf(buffer2,"%2d",_length);
Nefos 3:b24ef00836c5 74 lcd.printString(buffer1,25,0);
Nefos 3:b24ef00836c5 75 lcd.printString(buffer2,70,0);
Nefos 3:b24ef00836c5 76 _food.draw(lcd);
Nefos 3:b24ef00836c5 77 lcd.drawRect(0,8,84,48-8,FILL_TRANSPARENT);
Nefos 3:b24ef00836c5 78 lcd.printString("Life:",0,0);
Nefos 3:b24ef00836c5 79 lcd.printString("Pts:",40,0);
Nefos 3:b24ef00836c5 80
Nefos 3:b24ef00836c5 81 for ( int i=0; _length>i;i++){
Nefos 3:b24ef00836c5 82 if (snek._x!=0)
Nefos 3:b24ef00836c5 83 {
Nefos 3:b24ef00836c5 84 if (snek._y!=0)
Nefos 3:b24ef00836c5 85 {
Nefos 3:b24ef00836c5 86 lcd.setPixel(snek._x[i],snek._y[i]);
Nefos 3:b24ef00836c5 87 }
Nefos 3:b24ef00836c5 88 }
Nefos 3:b24ef00836c5 89
Nefos 3:b24ef00836c5 90
Nefos 3:b24ef00836c5 91
Nefos 3:b24ef00836c5 92 lcd.refresh();
Nefos 3:b24ef00836c5 93
Nefos 3:b24ef00836c5 94 //printf("drawn");
Nefos 3:b24ef00836c5 95 }
Nefos 3:b24ef00836c5 96 }//live loop
Nefos 4:c74ec3f409f9 97
Nefos 0:2eb4d7e86e2f 98 }
Nefos 0:2eb4d7e86e2f 99 void Snake::update(Gamepad &pad){
Nefos 2:5e04e34a3b66 100
Nefos 3:b24ef00836c5 101 if (live!=0){
Nefos 0:2eb4d7e86e2f 102
Nefos 3:b24ef00836c5 103 d=pad.get_direction();
Nefos 3:b24ef00836c5 104 startx=snek._x[0];
Nefos 3:b24ef00836c5 105
Nefos 3:b24ef00836c5 106 printf("x+1 is %d", snek._x[_length+1]);
Nefos 3:b24ef00836c5 107 printf("y+1 is %d", snek._y[_length+1]);
Nefos 3:b24ef00836c5 108 printf("dir+1 is %d", snek._dir[_length+1]);
Nefos 3:b24ef00836c5 109 printf("length is %d", _length);
Nefos 3:b24ef00836c5 110
Nefos 3:b24ef00836c5 111 /*if ( pad.check_event(Gamepad::A_PRESSED) == true)//testing the add_point manually
Nefos 0:2eb4d7e86e2f 112 {
Nefos 3:b24ef00836c5 113 snek._x[_length+1]=snek._x[_length];//-1
Nefos 3:b24ef00836c5 114 snek._y[_length+1]=snek._y[_length];
Nefos 3:b24ef00836c5 115 snek._dir[_length+1]=snek._dir[_length-1];
Nefos 3:b24ef00836c5 116 _length=_length+1;
Nefos 3:b24ef00836c5 117 printf("length+1 is %d", _length);
Nefos 0:2eb4d7e86e2f 118
Nefos 3:b24ef00836c5 119 }
Nefos 3:b24ef00836c5 120 */
Nefos 3:b24ef00836c5 121
Nefos 3:b24ef00836c5 122
Nefos 3:b24ef00836c5 123 //printf("x is %d ", snek._x[_length-1]);
Nefos 3:b24ef00836c5 124 if (snek._dir[_length-1]==1)
Nefos 3:b24ef00836c5 125 {
Nefos 3:b24ef00836c5 126 snek._x[_length]++;
Nefos 0:2eb4d7e86e2f 127 }
Nefos 3:b24ef00836c5 128
Nefos 1:93a4cb86f100 129 if (snek._dir[_length-1]==2)
Nefos 3:b24ef00836c5 130 {
Nefos 3:b24ef00836c5 131 snek._y[_length]--;
Nefos 0:2eb4d7e86e2f 132
Nefos 0:2eb4d7e86e2f 133 }
Nefos 3:b24ef00836c5 134
Nefos 3:b24ef00836c5 135 if (snek._dir[_length-1]==3)
Nefos 3:b24ef00836c5 136 {
Nefos 3:b24ef00836c5 137 snek._x[_length]--;
Nefos 1:93a4cb86f100 138 }
Nefos 1:93a4cb86f100 139
Nefos 3:b24ef00836c5 140 if (snek._dir[_length-1]==4)
Nefos 3:b24ef00836c5 141 {
Nefos 3:b24ef00836c5 142 snek._y[_length]++;
Nefos 3:b24ef00836c5 143 }
Nefos 1:93a4cb86f100 144
Nefos 3:b24ef00836c5 145 for (int i=0 ;_length<i ;i++)
Nefos 3:b24ef00836c5 146 {
Nefos 3:b24ef00836c5 147 snek._x[i]=snek._x[i+1];
Nefos 3:b24ef00836c5 148 snek._y[i]=snek._y[i+1];
Nefos 3:b24ef00836c5 149 //printf("done");
Nefos 3:b24ef00836c5 150 }
Nefos 3:b24ef00836c5 151
Nefos 3:b24ef00836c5 152
Nefos 0:2eb4d7e86e2f 153 //check dpad which way it is pointing
Nefos 0:2eb4d7e86e2f 154 //set direction accordingly, 1 is right, up is 2, 3 is left and 4 is down
Nefos 0:2eb4d7e86e2f 155 //set a breakpoint at head by snakeX/Y[i]
Nefos 0:2eb4d7e86e2f 156 //switch case to make sure direction is good
Nefos 0:2eb4d7e86e2f 157 //if head == food, _length++, and -direction we add 1 length
Nefos 0:2eb4d7e86e2f 158 // if head==wall game over
Nefos 3:b24ef00836c5 159 if (d==N){
Nefos 3:b24ef00836c5 160
Nefos 3:b24ef00836c5 161 if (snek._dir[_length-1]!=4)
Nefos 3:b24ef00836c5 162 {
Nefos 3:b24ef00836c5 163 snek._dir[_length-1] = 2;
Nefos 3:b24ef00836c5 164 }
Nefos 3:b24ef00836c5 165
Nefos 3:b24ef00836c5 166 }
Nefos 3:b24ef00836c5 167
Nefos 3:b24ef00836c5 168 if (d==E){
Nefos 0:2eb4d7e86e2f 169
Nefos 3:b24ef00836c5 170 if (snek._dir[_length-1]!=3)
Nefos 0:2eb4d7e86e2f 171 {
Nefos 3:b24ef00836c5 172 snek._dir[_length-1] = 1;
Nefos 3:b24ef00836c5 173 }
Nefos 3:b24ef00836c5 174
Nefos 3:b24ef00836c5 175 }
Nefos 3:b24ef00836c5 176 if (d==W){
Nefos 3:b24ef00836c5 177
Nefos 3:b24ef00836c5 178 if (snek._dir[_length-1]!=1)
Nefos 3:b24ef00836c5 179 {
Nefos 3:b24ef00836c5 180 snek._dir[_length-1] = 3;
Nefos 0:2eb4d7e86e2f 181 }
Nefos 0:2eb4d7e86e2f 182
Nefos 0:2eb4d7e86e2f 183
Nefos 0:2eb4d7e86e2f 184 }
Nefos 3:b24ef00836c5 185 if (d==S){
Nefos 0:2eb4d7e86e2f 186
Nefos 3:b24ef00836c5 187 if (snek._dir[_length-1]!=2)
Nefos 1:93a4cb86f100 188 {
Nefos 1:93a4cb86f100 189 snek._dir[_length-1] = 4;
Nefos 1:93a4cb86f100 190 }
Nefos 1:93a4cb86f100 191
Nefos 1:93a4cb86f100 192
Nefos 1:93a4cb86f100 193 }
Nefos 3:b24ef00836c5 194
Nefos 3:b24ef00836c5 195 printf("updated ");
Nefos 3:b24ef00836c5 196 add_point();
Nefos 3:b24ef00836c5 197 }//live loop
Nefos 3:b24ef00836c5 198 }
Nefos 3:b24ef00836c5 199
Nefos 3:b24ef00836c5 200 void Snake::add_point(){
Nefos 3:b24ef00836c5 201
Nefos 3:b24ef00836c5 202 posXY foodPos = _food.returnPos();
Nefos 3:b24ef00836c5 203 if(snek._x[_length-1]==foodPos.x && snek._y[_length-1]== foodPos.y)
Nefos 3:b24ef00836c5 204 {
Nefos 3:b24ef00836c5 205 snek._x[_length+1]=snek._x[_length];//-1
Nefos 3:b24ef00836c5 206 snek._y[_length+1]=snek._y[_length];
Nefos 3:b24ef00836c5 207 snek._dir[_length+1]=snek._dir[_length-1];
Nefos 3:b24ef00836c5 208 _length=_length+1;
Nefos 3:b24ef00836c5 209 _food.respawn();
Nefos 3:b24ef00836c5 210 }
Nefos 3:b24ef00836c5 211 }//end of add_point
Nefos 0:2eb4d7e86e2f 212
Nefos 2:5e04e34a3b66 213 void Snake::deadSnake(N5110 &lcd){
Nefos 3:b24ef00836c5 214
Nefos 4:c74ec3f409f9 215
Nefos 4:c74ec3f409f9 216 live--;
Nefos 4:c74ec3f409f9 217 while (live==0){
Nefos 3:b24ef00836c5 218 lcd.clear();
Nefos 3:b24ef00836c5 219 lcd.printString("Game Over",0,1);
Nefos 3:b24ef00836c5 220 lcd.printString("Press Start",0,2);
Nefos 3:b24ef00836c5 221 lcd.printString("To restart",0,3);
Nefos 3:b24ef00836c5 222 lcd.refresh();
Nefos 4:c74ec3f409f9 223
Nefos 3:b24ef00836c5 224 }
Nefos 4:c74ec3f409f9 225 //lcd.clear();
Nefos 4:c74ec3f409f9 226 //lcd.printString("Game Over",0,1);
Nefos 4:c74ec3f409f9 227 //lcd.refresh();
Nefos 2:5e04e34a3b66 228
Nefos 4:c74ec3f409f9 229 init(25,starty,startl,live);
Nefos 4:c74ec3f409f9 230
Nefos 4:c74ec3f409f9 231 }//end of deadSnake
Nefos 3:b24ef00836c5 232
Nefos 2:5e04e34a3b66 233 void Snake::checkWallCollision(N5110 &lcd){
Nefos 2:5e04e34a3b66 234
Nefos 3:b24ef00836c5 235 if (snek._x[_length]==WIDTH||snek._x[_length]==0)//if snake head hits side walls
Nefos 3:b24ef00836c5 236 {
Nefos 3:b24ef00836c5 237 deadSnake(lcd);
Nefos 3:b24ef00836c5 238 }
Nefos 3:b24ef00836c5 239 if (snek._y[_length]==CEILING||snek._y[_length]==FLOOR)//if snake hits top or bottom walls
Nefos 3:b24ef00836c5 240 {
Nefos 3:b24ef00836c5 241 deadSnake(lcd);
Nefos 3:b24ef00836c5 242 }
Nefos 2:5e04e34a3b66 243
Nefos 3:b24ef00836c5 244 }//end of checkWallCollision
Nefos 2:5e04e34a3b66 245