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cell.cpp
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cell.cpp
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struct Cell
{
bool alive;
long long age;
short int neighbours;
};
void compute_neighbours(Cell board[x_size][y_size], int x, int y)
{
board[x][y].neighbours = 0;
if (x==0) //left first line
{
if (y==0)
{
if (board[x+1][y].alive) board[x][y].neighbours++;
if (board[x+1][y+1].alive) board[x][y].neighbours++;
if (board[x][y+1].alive) board[x][y].neighbours++;
if (board[x_size-1][y_size-1].alive) board[x][y].neighbours++; //borderless
}
else if (y<y_size-1)
{
if (board[x][y-1].alive) board[x][y].neighbours++;
if (board[x+1][y-1].alive) board[x][y].neighbours++;
if (board[x+1][y].alive) board[x][y].neighbours++;
if (board[x+1][y+1].alive) board[x][y].neighbours++;
if (board[x][y+1].alive) board[x][y].neighbours++;
if (board[x_size-1][y-1].alive) board[x][y].neighbours++; //borderless
if (board[x_size-1][y].alive) board[x][y].neighbours++;
if (board[x_size-1][y+1].alive) board[x][y].neighbours++;
}
else if (y==y_size-1)
{
if (board[x][y-1].alive) board[x][y].neighbours++;
if (board[x+1][y-1].alive) board[x][y].neighbours++;
if (board[x+1][y].alive) board[x][y].neighbours++;
if (board[x_size-1][0].alive) board[x][y].neighbours++; //borderless
}
}
else if (x<x_size-1)
{
if (y==0)
{
if (board[x-1][y].alive) board[x][y].neighbours++;
if (board[x-1][y+1].alive) board[x][y].neighbours++;
if (board[x][y+1].alive) board[x][y].neighbours++;
if (board[x+1][y+1].alive) board[x][y].neighbours++;
if (board[x+1][y].alive) board[x][y].neighbours++;
if (board[x-1][y_size-1].alive) board[x][y].neighbours++; //borderless
if (board[x][y_size-1].alive) board[x][y].neighbours++;
if (board[x+1][y_size-1].alive) board[x][y].neighbours++;
}
else if (y<y_size-1)
{
if (board[x][y-1].alive) board[x][y].neighbours++;
if (board[x+1][y-1].alive) board[x][y].neighbours++;
if (board[x+1][y].alive) board[x][y].neighbours++;
if (board[x+1][y+1].alive) board[x][y].neighbours++;
if (board[x][y+1].alive) board[x][y].neighbours++;
if (board[x-1][y+1].alive) board[x][y].neighbours++;
if (board[x-1][y].alive) board[x][y].neighbours++;
if (board[x-1][y-1].alive) board[x][y].neighbours++;
}
else if (y==y_size-1)
{
if (board[x][y-1].alive) board[x][y].neighbours++;
if (board[x+1][y-1].alive) board[x][y].neighbours++;
if (board[x+1][y].alive) board[x][y].neighbours++;
if (board[x-1][y].alive) board[x][y].neighbours++;
if (board[x-1][y-1].alive ) board[x][y].neighbours++;
if (board[x-1][0].alive) board[x][y].neighbours++; //borderless
if (board[x][0].alive) board[x][y].neighbours++;
if (board[x+1][0].alive) board[x][y].neighbours++;
}
}
else if (x==x_size-1)
{
if (y==0)
{
if (board[x][y+1].alive) board[x][y].neighbours++;
if (board[x-1][y+1].alive) board[x][y].neighbours++;
if (board[x-1][y].alive) board[x][y].neighbours++;
if (board[0][y_size-1].alive) board[x][y].neighbours++; //borderless
}
else if (y<y_size-1)
{
if (board[x][y+1].alive) board[x][y].neighbours++;
if (board[x-1][y+1].alive) board[x][y].neighbours++;
if (board[x-1][y].alive) board[x][y].neighbours++;
if (board[x-1][y-1].alive) board[x][y].neighbours++;
if (board[x][y-1].alive) board[x][y].neighbours++;
if (board[0][y-1].alive) board[x][y].neighbours++; //borderless
if (board[0][y].alive) board[x][y].neighbours++;
if (board[0][y+1].alive) board[x][y].neighbours++;
}
else if (y==y_size-1)
{
if (board[x-1][y].alive) board[x][y].neighbours++;
if (board[x-1][y-1].alive) board[x][y].neighbours++;
if (board[x][y-1].alive) board[x][y].neighbours++;
if (board[0][0].alive) board[x][y].neighbours++;
}
}
};