/*
Detects if snake hits a wall or itself
*/
bool CollisionDetector::collisionDetected(Snake snake)
{
Cell header = snake.getHeader();
int x = header.getX();
int y = header.getY();
//Iteration snakes cells, detecting self hit
for(int i = 1; i < snake.getCells().size(); i++)
{
Cell currCell = snake.getCells().at(i);
if(currCell.getX() == x && currCell.getY() == y)
return true;
}
if(x >= width || y >= height || x < 0 || y < 0)
return true;
return false;
}
/*
Checks if food has been eaten
*/
bool CollisionDetector::foodEaten(Snake snake, vector<Cell> &foodList)
{
Cell header = snake.getHeader();
//Iterates foodlist
for(int j = 0; j < foodList.size(); j++)
{
Cell foodCell = foodList.at(j);
//If header hits a food element, then clear foodlist and return
if(foodCell.getX() == header.getX() &&
foodCell.getY() == header.getY())
{
vector<Cell>::iterator i = foodList.begin() + j;
foodList.erase(i);
return true;
}
}
//No food eaten
return false;
}
