Ahmed Adamjee / Mbed 2 deprecated SnakeVSBlock

Snake vs Block Game to be run upon K64F.

Dependencies:   mbed

GameObjects/Snake/Snake.cpp@71:4bd2b27693f3, 2019-05-04 (annotated)

Committer:
AhmedPlaymaker
Date:
Sat May 04 22:09:59 2019 +0000
Revision:
71:4bd2b27693f3
Parent:
70:7caab8069b9b
Child:
77:5c6bd659c32d
Further modulated the snake class, also need to fix a problem with the size of array.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AhmedPlaymaker 7:48ba87cd79b5 1 #include "Snake.h"
AhmedPlaymaker 7:48ba87cd79b5 2
AhmedPlaymaker 7:48ba87cd79b5 3 Snake::Snake()
AhmedPlaymaker 7:48ba87cd79b5 4 {
AhmedPlaymaker 7:48ba87cd79b5 5
AhmedPlaymaker 7:48ba87cd79b5 6 }
AhmedPlaymaker 7:48ba87cd79b5 7
AhmedPlaymaker 7:48ba87cd79b5 8 Snake::~Snake()
AhmedPlaymaker 7:48ba87cd79b5 9 {
AhmedPlaymaker 7:48ba87cd79b5 10
AhmedPlaymaker 7:48ba87cd79b5 11 }
AhmedPlaymaker 7:48ba87cd79b5 12
AhmedPlaymaker 7:48ba87cd79b5 13 //The Snake Sprite.
AhmedPlaymaker 8:890b986b16a4 14 int snake_sprite[3][3] = {
AhmedPlaymaker 8:890b986b16a4 15 {0,1,0},
AhmedPlaymaker 8:890b986b16a4 16 {1,0,1},
AhmedPlaymaker 8:890b986b16a4 17 {0,1,0},
AhmedPlaymaker 9:d1d79d4ee673 18 };
AhmedPlaymaker 7:48ba87cd79b5 19
AhmedPlaymaker 68:b9cfd27987ac 20 void Snake::init(int length, int speed)
AhmedPlaymaker 7:48ba87cd79b5 21 {
AhmedPlaymaker 68:b9cfd27987ac 22 _length = length;
AhmedPlaymaker 71:4bd2b27693f3 23 if(length >= 10) {
AhmedPlaymaker 71:4bd2b27693f3 24 _length = 10; //to stop the snake length virtually at 10 when it goes past it.
AhmedPlaymaker 71:4bd2b27693f3 25 }
AhmedPlaymaker 71:4bd2b27693f3 26
AhmedPlaymaker 68:b9cfd27987ac 27 _speed = speed;// change this according to the options selected
AhmedPlaymaker 30:461231877c89 28 m = 0; //Variable used to allow a starting location for the player.
AhmedPlaymaker 7:48ba87cd79b5 29 }
AhmedPlaymaker 7:48ba87cd79b5 30
AhmedPlaymaker 7:48ba87cd79b5 31
AhmedPlaymaker 53:527cf297b088 32 void Snake::draw(N5110 &lcd, int length, int level)
AhmedPlaymaker 33:249cf423fb18 33 {
AhmedPlaymaker 41:4edac50f010d 34 _length = length;
AhmedPlaymaker 63:205f0ca48473 35 if(m == 0) {
AhmedPlaymaker 70:7caab8069b9b 36
AhmedPlaymaker 68:b9cfd27987ac 37 Vector2D p = {WIDTH/2, HEIGHT - 3}; //Spawns player sprite near the middle of the screen.
AhmedPlaymaker 68:b9cfd27987ac 38 Snake::set_pos(p);
AhmedPlaymaker 63:205f0ca48473 39
AhmedPlaymaker 33:249cf423fb18 40 m = m+1;
AhmedPlaymaker 22:ee698f66146f 41 }
AhmedPlaymaker 63:205f0ca48473 42 //printf("SPRITE %d %d \n", _x[0], _y[0]);
AhmedPlaymaker 63:205f0ca48473 43
AhmedPlaymaker 70:7caab8069b9b 44 for(int i=0; i<=_length-1; i++) {
AhmedPlaymaker 70:7caab8069b9b 45 lcd.drawSprite(_x[i],_y[i],3,3,(int *)snake_sprite); //Function used to draw the sprite.
AhmedPlaymaker 8:890b986b16a4 46 }
AhmedPlaymaker 7:48ba87cd79b5 47 }
AhmedPlaymaker 19:05cc9f801468 48
AhmedPlaymaker 24:1c118b071430 49
AhmedPlaymaker 68:b9cfd27987ac 50 void Snake::set_pos(Vector2D p)
AhmedPlaymaker 68:b9cfd27987ac 51 {
AhmedPlaymaker 68:b9cfd27987ac 52 _x[0] = p.x; //Spawns player sprite near the middle of the screen.
AhmedPlaymaker 68:b9cfd27987ac 53 _y[0] = p.y;
AhmedPlaymaker 68:b9cfd27987ac 54
AhmedPlaymaker 68:b9cfd27987ac 55 for(int i=0; i<=13; i++) {
AhmedPlaymaker 68:b9cfd27987ac 56 _x[i+1] = _x[i];
AhmedPlaymaker 68:b9cfd27987ac 57 _y[i+1] = _y[i] - 3;
AhmedPlaymaker 68:b9cfd27987ac 58 }
AhmedPlaymaker 68:b9cfd27987ac 59 }
AhmedPlaymaker 68:b9cfd27987ac 60
AhmedPlaymaker 70:7caab8069b9b 61 Vector2D Snake::get_pos(int snakeIndex)
AhmedPlaymaker 7:48ba87cd79b5 62 {
AhmedPlaymaker 70:7caab8069b9b 63 Vector2D snakepos; //Stores the snake position.
AhmedPlaymaker 71:4bd2b27693f3 64
AhmedPlaymaker 70:7caab8069b9b 65 for(int i = (snakeIndex + 1); i<=10; i++) {
AhmedPlaymaker 41:4edac50f010d 66 if(_length == i) {
AhmedPlaymaker 70:7caab8069b9b 67 snakepos.x = _x[i - (snakeIndex + 1)];
AhmedPlaymaker 70:7caab8069b9b 68 snakepos.y = _y[i - (snakeIndex + 1)];
AhmedPlaymaker 24:1c118b071430 69 return snakepos;
AhmedPlaymaker 24:1c118b071430 70 }
AhmedPlaymaker 9:d1d79d4ee673 71 }
AhmedPlaymaker 41:4edac50f010d 72 if(_length >= 10) {
AhmedPlaymaker 70:7caab8069b9b 73 snakepos.x = _x[9 - snakeIndex];
AhmedPlaymaker 70:7caab8069b9b 74 snakepos.y = _y[9 - snakeIndex];
AhmedPlaymaker 63:205f0ca48473 75 return snakepos;
AhmedPlaymaker 37:ee47699915b8 76 }
AhmedPlaymaker 70:7caab8069b9b 77 snakepos.x = NULL;
AhmedPlaymaker 70:7caab8069b9b 78 snakepos.y = NULL;
AhmedPlaymaker 24:1c118b071430 79 return snakepos;
AhmedPlaymaker 7:48ba87cd79b5 80 //printf("snakepos from player = %f %f \n", snakepos.x, snakepos.y);
AhmedPlaymaker 13:9785f2404045 81 }
AhmedPlaymaker 13:9785f2404045 82
AhmedPlaymaker 41:4edac50f010d 83 void Snake::update(Direction d, int* b)
AhmedPlaymaker 13:9785f2404045 84 {
AhmedPlaymaker 71:4bd2b27693f3 85 Snake::chainSnakeTogether(b);
AhmedPlaymaker 71:4bd2b27693f3 86
AhmedPlaymaker 71:4bd2b27693f3 87 Snake::mooveSnake(d, b);
AhmedPlaymaker 63:205f0ca48473 88
AhmedPlaymaker 71:4bd2b27693f3 89 Snake::_setSnakeLimits();
AhmedPlaymaker 71:4bd2b27693f3 90 }
AhmedPlaymaker 71:4bd2b27693f3 91
AhmedPlaymaker 71:4bd2b27693f3 92 void Snake::chainSnakeTogether(int* b)
AhmedPlaymaker 71:4bd2b27693f3 93 {
AhmedPlaymaker 25:e827f1a8fadc 94 //this makes all of the snake beeds chained together by making the lower ones drag towards where the top one was in the previous loop
AhmedPlaymaker 43:233f93860d08 95 //the b[i] makes sure that the snake beed doesn't move if that beed is deactivated by colliding with a barrier. b[i] also signifies the specific beed number by i.
AhmedPlaymaker 71:4bd2b27693f3 96 for(int i=0; i<=14; i++) {
AhmedPlaymaker 71:4bd2b27693f3 97 if((_length > i)&&(_x[i-1] != _x[i])) {
AhmedPlaymaker 71:4bd2b27693f3 98 if ((_x[i-1] > _x[i])&&(b[i] == 1)&&(b[i-1] == 1)) {
AhmedPlaymaker 71:4bd2b27693f3 99 _x[i-1]-=_speed;
AhmedPlaymaker 8:890b986b16a4 100 }
AhmedPlaymaker 71:4bd2b27693f3 101 if ((_x[i-1] < _x[i])&&(b[i] == 1)&&(b[i-1] == 1)) {
AhmedPlaymaker 71:4bd2b27693f3 102 _x[i-1]+=_speed;
AhmedPlaymaker 22:ee698f66146f 103 }
AhmedPlaymaker 21:e41126528cc6 104 }
AhmedPlaymaker 21:e41126528cc6 105 }
AhmedPlaymaker 71:4bd2b27693f3 106 }
AhmedPlaymaker 71:4bd2b27693f3 107
AhmedPlaymaker 71:4bd2b27693f3 108 void Snake::mooveSnake(Direction d, int* b)
AhmedPlaymaker 71:4bd2b27693f3 109 {
AhmedPlaymaker 63:205f0ca48473 110 //this makes the controls of W/E directions only exclusive to the top beed in the snake
AhmedPlaymaker 22:ee698f66146f 111 for(int i=14; i>=0; i--) {
AhmedPlaymaker 63:205f0ca48473 112 if((_length == i+1)&&(b[i] == 1)) {
AhmedPlaymaker 63:205f0ca48473 113
AhmedPlaymaker 63:205f0ca48473 114 if (d == E) {
AhmedPlaymaker 63:205f0ca48473 115 _x[i]+= _speed;
AhmedPlaymaker 22:ee698f66146f 116 }
AhmedPlaymaker 63:205f0ca48473 117
AhmedPlaymaker 63:205f0ca48473 118 if (d == W) {
AhmedPlaymaker 63:205f0ca48473 119 _x[i]-= _speed;
AhmedPlaymaker 63:205f0ca48473 120 }
AhmedPlaymaker 63:205f0ca48473 121
AhmedPlaymaker 63:205f0ca48473 122 }
AhmedPlaymaker 7:48ba87cd79b5 123 }
AhmedPlaymaker 71:4bd2b27693f3 124 }
AhmedPlaymaker 7:48ba87cd79b5 125
AhmedPlaymaker 71:4bd2b27693f3 126 void Snake::_setSnakeLimits()
AhmedPlaymaker 71:4bd2b27693f3 127 {
AhmedPlaymaker 71:4bd2b27693f3 128 // the following makes sure that when the length is increased, the snake stays where it was when it ate food.
AhmedPlaymaker 7:48ba87cd79b5 129
AhmedPlaymaker 32:3a3bdeffdf62 130 for(int i=2; i<=15; i++) {
AhmedPlaymaker 63:205f0ca48473 131
AhmedPlaymaker 63:205f0ca48473 132 if(_length < i) {
AhmedPlaymaker 63:205f0ca48473 133 _x[i-1] = _x[i-2];
AhmedPlaymaker 63:205f0ca48473 134 }
AhmedPlaymaker 9:d1d79d4ee673 135 }
AhmedPlaymaker 63:205f0ca48473 136
AhmedPlaymaker 25:e827f1a8fadc 137 //Limits set so that the snake does not travel off the screen.
AhmedPlaymaker 22:ee698f66146f 138 for(int i=0; i<=14; i++) {
AhmedPlaymaker 63:205f0ca48473 139
AhmedPlaymaker 63:205f0ca48473 140 if (_x[i] <= 0) {
AhmedPlaymaker 63:205f0ca48473 141 _x[i] = 0;
AhmedPlaymaker 63:205f0ca48473 142 }
AhmedPlaymaker 63:205f0ca48473 143
AhmedPlaymaker 63:205f0ca48473 144 if (_x[i] > 81) {
AhmedPlaymaker 63:205f0ca48473 145 _x[i] = 81;
AhmedPlaymaker 63:205f0ca48473 146 }
AhmedPlaymaker 8:890b986b16a4 147 }
AhmedPlaymaker 70:7caab8069b9b 148 }