Balint Bogdan 2645 project, 200966741
Snake.cpp@7:a2f426a37e60, 2017-05-05 (annotated)
- Committer:
- Nefos
- Date:
- Fri May 05 15:20:17 2017 +0000
- Revision:
- 7:a2f426a37e60
- Parent:
- 6:cc8d2088f490
Final code for releasing
Who changed what in which revision?
User | Revision | Line number | New 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 | 6:cc8d2088f490 | 22 | /************************Functions************************/ |
Nefos | 6:cc8d2088f490 | 23 | |
Nefos | 7:a2f426a37e60 | 24 | void Snake::init(int x, int y, int lenght, int _live){//initalizing the starting variables |
Nefos | 7:a2f426a37e60 | 25 | |
Nefos | 6:cc8d2088f490 | 26 | startx=x;//saving these variables for later init |
Nefos | 3:b24ef00836c5 | 27 | starty=y; |
Nefos | 3:b24ef00836c5 | 28 | startl=lenght; |
Nefos | 3:b24ef00836c5 | 29 | live=_live; |
Nefos | 6:cc8d2088f490 | 30 | _length = lenght; |
Nefos | 6:cc8d2088f490 | 31 | _food.init();//init food |
Nefos | 6:cc8d2088f490 | 32 | for (int i=0;_length>i;i++)//create start snake |
Nefos | 0:2eb4d7e86e2f | 33 | { |
Nefos | 0:2eb4d7e86e2f | 34 | snek._x[i]=x+i; |
Nefos | 0:2eb4d7e86e2f | 35 | snek._y[i]=y; |
Nefos | 0:2eb4d7e86e2f | 36 | snek._dir[i]=1; |
Nefos | 0:2eb4d7e86e2f | 37 | } |
Nefos | 1:93a4cb86f100 | 38 | snek._x[_length]=x+_length; |
Nefos | 7:a2f426a37e60 | 39 | snek._x[_length+1]=x+_length+1; |
Nefos | 1:93a4cb86f100 | 40 | snek._y[_length]=y; |
Nefos | 7:a2f426a37e60 | 41 | snek._dir[_length]=1; |
Nefos | 1:93a4cb86f100 | 42 | printf("xog is %d ", snek._x[_length-1]); |
Nefos | 1:93a4cb86f100 | 43 | //printf("initalized"); |
Nefos | 6:cc8d2088f490 | 44 | }//end of init |
Nefos | 0:2eb4d7e86e2f | 45 | |
Nefos | 0:2eb4d7e86e2f | 46 | void Snake::draw(N5110 &lcd){ |
Nefos | 6:cc8d2088f490 | 47 | checkWallCollision(lcd);// if head==wall game over |
Nefos | 5:449858a54971 | 48 | checkTailCollision(lcd); |
Nefos | 3:b24ef00836c5 | 49 | if (live!=0){ |
Nefos | 3:b24ef00836c5 | 50 | lcd.clear(); |
Nefos | 6:cc8d2088f490 | 51 | waitCount=((float)_length/3)+5;//set wait so the game is speeding up |
Nefos | 4:c74ec3f409f9 | 52 | waitTime=(1/waitCount); |
Nefos | 7:a2f426a37e60 | 53 | wait(waitTime); |
Nefos | 6:cc8d2088f490 | 54 | _food.draw(lcd);//make first food |
Nefos | 7:a2f426a37e60 | 55 | lcd.drawRect(0,8,84,48-8,FILL_TRANSPARENT);//draw arena |
Nefos | 7:a2f426a37e60 | 56 | drawScore(lcd); |
Nefos | 7:a2f426a37e60 | 57 | for ( int i=0; _length>i;i++){//draw snake |
Nefos | 3:b24ef00836c5 | 58 | if (snek._x!=0) |
Nefos | 3:b24ef00836c5 | 59 | { |
Nefos | 3:b24ef00836c5 | 60 | if (snek._y!=0) |
Nefos | 3:b24ef00836c5 | 61 | { |
Nefos | 3:b24ef00836c5 | 62 | lcd.setPixel(snek._x[i],snek._y[i]); |
Nefos | 3:b24ef00836c5 | 63 | } |
Nefos | 3:b24ef00836c5 | 64 | } |
Nefos | 3:b24ef00836c5 | 65 | |
Nefos | 3:b24ef00836c5 | 66 | lcd.refresh(); |
Nefos | 3:b24ef00836c5 | 67 | |
Nefos | 3:b24ef00836c5 | 68 | //printf("drawn"); |
Nefos | 3:b24ef00836c5 | 69 | } |
Nefos | 3:b24ef00836c5 | 70 | }//live loop |
Nefos | 4:c74ec3f409f9 | 71 | |
Nefos | 6:cc8d2088f490 | 72 | }//end of draw |
Nefos | 0:2eb4d7e86e2f | 73 | void Snake::update(Gamepad &pad){ |
Nefos | 2:5e04e34a3b66 | 74 | |
Nefos | 3:b24ef00836c5 | 75 | if (live!=0){ |
Nefos | 0:2eb4d7e86e2f | 76 | |
Nefos | 3:b24ef00836c5 | 77 | d=pad.get_direction(); |
Nefos | 3:b24ef00836c5 | 78 | printf("x+1 is %d", snek._x[_length+1]); |
Nefos | 3:b24ef00836c5 | 79 | printf("y+1 is %d", snek._y[_length+1]); |
Nefos | 3:b24ef00836c5 | 80 | printf("dir+1 is %d", snek._dir[_length+1]); |
Nefos | 3:b24ef00836c5 | 81 | printf("length is %d", _length); |
Nefos | 3:b24ef00836c5 | 82 | |
Nefos | 6:cc8d2088f490 | 83 | /*if ( pad.check_event(Gamepad::A_PRESSED) == true)//testing the addPoint manually |
Nefos | 0:2eb4d7e86e2f | 84 | { |
Nefos | 3:b24ef00836c5 | 85 | snek._x[_length+1]=snek._x[_length];//-1 |
Nefos | 3:b24ef00836c5 | 86 | snek._y[_length+1]=snek._y[_length]; |
Nefos | 3:b24ef00836c5 | 87 | snek._dir[_length+1]=snek._dir[_length-1]; |
Nefos | 3:b24ef00836c5 | 88 | _length=_length+1; |
Nefos | 3:b24ef00836c5 | 89 | printf("length+1 is %d", _length); |
Nefos | 0:2eb4d7e86e2f | 90 | |
Nefos | 3:b24ef00836c5 | 91 | } |
Nefos | 3:b24ef00836c5 | 92 | */ |
Nefos | 6:cc8d2088f490 | 93 | //printf("x is %d ", snek._x[_length-1]); |
Nefos | 7:a2f426a37e60 | 94 | if (snek._dir[_length-1]==1)//set direction according _dir |
Nefos | 3:b24ef00836c5 | 95 | { |
Nefos | 3:b24ef00836c5 | 96 | snek._x[_length]++; |
Nefos | 0:2eb4d7e86e2f | 97 | } |
Nefos | 3:b24ef00836c5 | 98 | |
Nefos | 1:93a4cb86f100 | 99 | if (snek._dir[_length-1]==2) |
Nefos | 3:b24ef00836c5 | 100 | { |
Nefos | 3:b24ef00836c5 | 101 | snek._y[_length]--; |
Nefos | 0:2eb4d7e86e2f | 102 | |
Nefos | 0:2eb4d7e86e2f | 103 | } |
Nefos | 3:b24ef00836c5 | 104 | |
Nefos | 3:b24ef00836c5 | 105 | if (snek._dir[_length-1]==3) |
Nefos | 3:b24ef00836c5 | 106 | { |
Nefos | 3:b24ef00836c5 | 107 | snek._x[_length]--; |
Nefos | 1:93a4cb86f100 | 108 | } |
Nefos | 1:93a4cb86f100 | 109 | |
Nefos | 3:b24ef00836c5 | 110 | if (snek._dir[_length-1]==4) |
Nefos | 3:b24ef00836c5 | 111 | { |
Nefos | 3:b24ef00836c5 | 112 | snek._y[_length]++; |
Nefos | 3:b24ef00836c5 | 113 | } |
Nefos | 1:93a4cb86f100 | 114 | |
Nefos | 3:b24ef00836c5 | 115 | for (int i=0 ;_length<i ;i++) |
Nefos | 3:b24ef00836c5 | 116 | { |
Nefos | 3:b24ef00836c5 | 117 | snek._x[i]=snek._x[i+1]; |
Nefos | 3:b24ef00836c5 | 118 | snek._y[i]=snek._y[i+1]; |
Nefos | 3:b24ef00836c5 | 119 | //printf("done"); |
Nefos | 3:b24ef00836c5 | 120 | } |
Nefos | 6:cc8d2088f490 | 121 | //check dpad which way it is pointing |
Nefos | 6:cc8d2088f490 | 122 | //set direction accordingly, 1 is right, up is 2, 3 is left and 4 is down |
Nefos | 6:cc8d2088f490 | 123 | if (d==N){// if stick points up, go up |
Nefos | 3:b24ef00836c5 | 124 | |
Nefos | 3:b24ef00836c5 | 125 | if (snek._dir[_length-1]!=4) |
Nefos | 3:b24ef00836c5 | 126 | { |
Nefos | 3:b24ef00836c5 | 127 | snek._dir[_length-1] = 2; |
Nefos | 3:b24ef00836c5 | 128 | } |
Nefos | 3:b24ef00836c5 | 129 | |
Nefos | 3:b24ef00836c5 | 130 | } |
Nefos | 3:b24ef00836c5 | 131 | |
Nefos | 6:cc8d2088f490 | 132 | if (d==E){// if stick points right, go right |
Nefos | 0:2eb4d7e86e2f | 133 | |
Nefos | 3:b24ef00836c5 | 134 | if (snek._dir[_length-1]!=3) |
Nefos | 0:2eb4d7e86e2f | 135 | { |
Nefos | 3:b24ef00836c5 | 136 | snek._dir[_length-1] = 1; |
Nefos | 3:b24ef00836c5 | 137 | } |
Nefos | 3:b24ef00836c5 | 138 | |
Nefos | 3:b24ef00836c5 | 139 | } |
Nefos | 6:cc8d2088f490 | 140 | |
Nefos | 6:cc8d2088f490 | 141 | if (d==W){// if stick points left, go left |
Nefos | 3:b24ef00836c5 | 142 | |
Nefos | 3:b24ef00836c5 | 143 | if (snek._dir[_length-1]!=1) |
Nefos | 3:b24ef00836c5 | 144 | { |
Nefos | 3:b24ef00836c5 | 145 | snek._dir[_length-1] = 3; |
Nefos | 0:2eb4d7e86e2f | 146 | } |
Nefos | 0:2eb4d7e86e2f | 147 | |
Nefos | 0:2eb4d7e86e2f | 148 | |
Nefos | 0:2eb4d7e86e2f | 149 | } |
Nefos | 6:cc8d2088f490 | 150 | |
Nefos | 6:cc8d2088f490 | 151 | if (d==S){// if stick points down, go down |
Nefos | 0:2eb4d7e86e2f | 152 | |
Nefos | 3:b24ef00836c5 | 153 | if (snek._dir[_length-1]!=2) |
Nefos | 1:93a4cb86f100 | 154 | { |
Nefos | 1:93a4cb86f100 | 155 | snek._dir[_length-1] = 4; |
Nefos | 1:93a4cb86f100 | 156 | } |
Nefos | 1:93a4cb86f100 | 157 | |
Nefos | 1:93a4cb86f100 | 158 | |
Nefos | 1:93a4cb86f100 | 159 | } |
Nefos | 3:b24ef00836c5 | 160 | |
Nefos | 3:b24ef00836c5 | 161 | printf("updated "); |
Nefos | 6:cc8d2088f490 | 162 | addPoint(); |
Nefos | 3:b24ef00836c5 | 163 | }//live loop |
Nefos | 6:cc8d2088f490 | 164 | }//end of update |
Nefos | 3:b24ef00836c5 | 165 | |
Nefos | 6:cc8d2088f490 | 166 | void Snake::addPoint(){ |
Nefos | 3:b24ef00836c5 | 167 | |
Nefos | 3:b24ef00836c5 | 168 | posXY foodPos = _food.returnPos(); |
Nefos | 3:b24ef00836c5 | 169 | if(snek._x[_length-1]==foodPos.x && snek._y[_length-1]== foodPos.y) |
Nefos | 3:b24ef00836c5 | 170 | { |
Nefos | 3:b24ef00836c5 | 171 | snek._x[_length+1]=snek._x[_length];//-1 |
Nefos | 3:b24ef00836c5 | 172 | snek._y[_length+1]=snek._y[_length]; |
Nefos | 3:b24ef00836c5 | 173 | snek._dir[_length+1]=snek._dir[_length-1]; |
Nefos | 6:cc8d2088f490 | 174 | _length=_length+1;//if head == food, _length++ |
Nefos | 6:cc8d2088f490 | 175 | _food.respawn();//spawn new food |
Nefos | 3:b24ef00836c5 | 176 | } |
Nefos | 6:cc8d2088f490 | 177 | }//end of addPoint |
Nefos | 0:2eb4d7e86e2f | 178 | |
Nefos | 2:5e04e34a3b66 | 179 | void Snake::deadSnake(N5110 &lcd){ |
Nefos | 3:b24ef00836c5 | 180 | |
Nefos | 4:c74ec3f409f9 | 181 | |
Nefos | 7:a2f426a37e60 | 182 | live--; //take a life away |
Nefos | 7:a2f426a37e60 | 183 | while (live==0){//dead reset game |
Nefos | 3:b24ef00836c5 | 184 | lcd.clear(); |
Nefos | 3:b24ef00836c5 | 185 | lcd.printString("Game Over",0,1); |
Nefos | 7:a2f426a37e60 | 186 | lcd.printString("Press Reset",0,2); |
Nefos | 3:b24ef00836c5 | 187 | lcd.printString("To restart",0,3); |
Nefos | 3:b24ef00836c5 | 188 | lcd.refresh(); |
Nefos | 4:c74ec3f409f9 | 189 | |
Nefos | 3:b24ef00836c5 | 190 | } |
Nefos | 4:c74ec3f409f9 | 191 | //lcd.clear(); |
Nefos | 4:c74ec3f409f9 | 192 | //lcd.printString("Game Over",0,1); |
Nefos | 4:c74ec3f409f9 | 193 | //lcd.refresh(); |
Nefos | 2:5e04e34a3b66 | 194 | |
Nefos | 6:cc8d2088f490 | 195 | init(startx,starty,startl,live); |
Nefos | 4:c74ec3f409f9 | 196 | |
Nefos | 4:c74ec3f409f9 | 197 | }//end of deadSnake |
Nefos | 3:b24ef00836c5 | 198 | |
Nefos | 2:5e04e34a3b66 | 199 | void Snake::checkWallCollision(N5110 &lcd){ |
Nefos | 2:5e04e34a3b66 | 200 | |
Nefos | 3:b24ef00836c5 | 201 | if (snek._x[_length]==WIDTH||snek._x[_length]==0)//if snake head hits side walls |
Nefos | 3:b24ef00836c5 | 202 | { |
Nefos | 3:b24ef00836c5 | 203 | deadSnake(lcd); |
Nefos | 3:b24ef00836c5 | 204 | } |
Nefos | 3:b24ef00836c5 | 205 | if (snek._y[_length]==CEILING||snek._y[_length]==FLOOR)//if snake hits top or bottom walls |
Nefos | 3:b24ef00836c5 | 206 | { |
Nefos | 3:b24ef00836c5 | 207 | deadSnake(lcd); |
Nefos | 3:b24ef00836c5 | 208 | } |
Nefos | 2:5e04e34a3b66 | 209 | |
Nefos | 3:b24ef00836c5 | 210 | }//end of checkWallCollision |
Nefos | 5:449858a54971 | 211 | |
Nefos | 7:a2f426a37e60 | 212 | void Snake::checkTailCollision(N5110 &lcd){//if snake eats itself |
Nefos | 5:449858a54971 | 213 | for (int i=0 ;_length<i ;i++){ |
Nefos | 5:449858a54971 | 214 | |
Nefos | 5:449858a54971 | 215 | if (snek._x[_length-1]==snek._x[i] && snek._y[_length-1]==snek._y[i]) |
Nefos | 5:449858a54971 | 216 | { |
Nefos | 5:449858a54971 | 217 | deadSnake(lcd); |
Nefos | 5:449858a54971 | 218 | } |
Nefos | 5:449858a54971 | 219 | } |
Nefos | 5:449858a54971 | 220 | |
Nefos | 5:449858a54971 | 221 | |
Nefos | 7:a2f426a37e60 | 222 | }//end of checkTailCollision |
Nefos | 7:a2f426a37e60 | 223 | |
Nefos | 7:a2f426a37e60 | 224 | void Snake::drawScore(N5110 &lcd){ |
Nefos | 7:a2f426a37e60 | 225 | char buffer1[14]; |
Nefos | 7:a2f426a37e60 | 226 | char buffer2[14]; |
Nefos | 7:a2f426a37e60 | 227 | sprintf(buffer1,"%2d",live); |
Nefos | 7:a2f426a37e60 | 228 | sprintf(buffer2,"%2d",_length-5); |
Nefos | 7:a2f426a37e60 | 229 | lcd.printString(buffer1,25,0); |
Nefos | 7:a2f426a37e60 | 230 | lcd.printString(buffer2,70,0); |
Nefos | 7:a2f426a37e60 | 231 | lcd.printString("Life:",0,0); |
Nefos | 7:a2f426a37e60 | 232 | lcd.printString("Pts:",40,0);//display life and points |
Nefos | 7:a2f426a37e60 | 233 | |
Nefos | 7:a2f426a37e60 | 234 | }//end of drawScore |