C++ Programming – Snake Game

• 27th Feb, 2019
• 15:10 PM

Please find below a C++ Program for snake game. If you need help with any C++ games/ programs please reach out to us.

 

#include < iostream >
#include < conio.h >
#include < windows.h >
  using namespace std;
boolgameOver;
constint width = 20;
constint height = 20;
int x, y, fruitX, fruitY, score;
inttailX[100], tailY[100];
intnTail;
enumeDirecton {
  STOP = 0, LEFT, RIGHT, UP, DOWN
};
eDirectondir;
void Setup() {
  gameOver = false;
  dir = STOP;
  x = width / 2;
  y = height / 2;
  fruitX = rand() % width;
  fruitY = rand() % height;
  score = 0;
}
void Draw() {
  system("cls"); //system("clear");
  for (int i = 0; i < width + 2; i++)
    cout << "#";
  cout << endl;

  for (int i = 0; i < height; i++) {
    for (int j = 0; j < width; j++) {
      if (j == 0)
        cout << "#";
      if (i == y && j == x)
        cout << "O";
      else if (i == fruitY && j == fruitX)
        cout << "F";
      else {
        bool print = false;
        for (int k = 0; k < nTail; k++) {
          if (tailX[k] == j && tailY[k] == i) {
            cout << "o";
            print = true;
          }
        }
        if (!print)
          cout << " ";
      }

      if (j == width - 1)
        cout << "#";
    }
    cout << endl;
  }

  for (int i = 0; i < width + 2; i++)
    cout << "#";
  cout << endl;
  cout << "Score:" << score << endl;
}
void Input() {
  if (_kbhit()) {
    switch (_getch()) {
    case 'a':
      dir = LEFT;
      break;
    case 'd':
      dir = RIGHT;
      break;
    case 'w':
      dir = UP;
      break;
    case 's':
      dir = DOWN;
      break;
    case 'x':
      gameOver = true;
      break;
    }
  }
}
void Logic() {
  intprevX = tailX[0];
  intprevY = tailY[0];
  int prev2X, prev2Y;
  tailX[0] = x;
  tailY[0] = y;
  for (int i = 1; i < nTail; i++) {
    prev2X = tailX[i];
    prev2Y = tailY[i];
    tailX[i] = prevX;
    tailY[i] = prevY;
    prevX = prev2X;
    prevY = prev2Y;
  }
  switch (dir) {
  case LEFT:
    x--;
    break;
  case RIGHT:
    x++;
    break;
  case UP:
    y--;
    break;
  case DOWN:
    y++;
    break;
  default:
    break;
  }
  //if (x > width || x < 0 || y > height || y < 0)
  //  gameOver = true;
  if (x >= width) x = 0;
  else if (x < 0) x = width - 1;
  if (y >= height) y = 0;
  else if (y < 0) y = height - 1;

  for (int i = 0; i < nTail; i++)
    if (tailX[i] == x && tailY[i] == y)
      gameOver = true;

  if (x == fruitX && y == fruitY) {
    score += 10;
    fruitX = rand() % width;
    fruitY = rand() % height;
    nTail++;
  }
}
int main() {
  Setup();
  while (!gameOver) {
    Draw();
    Input();
    Logic();
    Sleep(10); //sleep(10);
  }
  return 0;
}