} elseif ($neighbours == 3 || $neighbours == 2) {
$newboard[$x][$y] = 1;
}
}
}
}
//store the new generation of population into session variable
//for later use (every stage of growth)
$_SESSION['board'] = json_encode($newboard);
return $newboard;
}
// restore session variables into main script for production of the
// next generation via the PHP function
$size = $_SESSION['size'];
$board = json_decode($_SESSION['board'], true);
$board = liveordie($board, $size);
//Use of PHP GD Graphics library by Thomas Boutell to produce the
//simulation for the game of life
// gray background, living cells with black and dead cells with red
$myImage = imagecreate(510, 510);
$myGray = imagecolorallocate($myImage, 204, 204, 204);
$myBlack = imagecolorallocate($myImage, 0, 0, 0);
$myRed = imagecolorallocate($myImage, 204, 0, 0);
//implementation of this animation
for ($x = 0; $x < $size; $x++) {
for ($y = 0; $y < $size; $y++) {
if ($board[$x][$y] == 1) {
imagesetpixel($myImage, $x, $y, $myBlack);
} else {
imagesetpixel($myImage, $x, $y, $myRed);
}
function take()
{
$_SESSION["obj"] = (int) $_GET["obj"];
if ($_SESSION["world"][$_SESSION["room"]]["stuff"][$_SESSION["obj"]] >= 1) {
$_SESSION["world"][$_SESSION["room"]]["stuff"][$_SESSION["obj"]] -= 1;
$_SESSION["stuff"][$_SESSION["obj"]] += 1;
}
$code = conditions();
if ($code === 0) {
play();
} else {
liveordie($code);
}
}