$gd = imagecreate(120, 120);
		$code = str_baseconvert(md5("image_shape_salt_" + $id), 16, 8);
		$color = str_baseconvert(md5("image_color_salt_" + $id), 16, 36);
		$background = imagecolorallocatealpha($gd, 255, 255, 255, 0);
		$maincolor = imagecolorallocate($gd, base_convert($color[0], 36, 10) * 10 + 100, base_convert($color[1], 36, 10) * 10 + 100, base_convert($color[2], 36, 10) * 10 + 100);
		for ($x = 0; $x < 4; $x++) {
			for ($z = 0; $z < 4; $z++) {
				$number = (int) $code[$x * 4 + $z];
				switch ($number) {
					case 0:
						break;
					case 1: // Full square
						imagefilledrectangle($gd, $x * 30, $z * 30, $x * 30 + 29, $z * 30 + 29, $maincolor);
						break;
					case 2: // top
						imagefilledrectangle($gd, $x * 30, $z * 30, $x * 30 + 14, $z * 30 + 29, $maincolor);
						break;
					case 3: // left
						imagefilledrectangle($gd, $x * 30, $z * 30, $x * 30 + 29, $z * 30 + 14, $maincolor);
						break;
					case 4: // bottom
						imagefilledrectangle($gd, $x * 30 + 15, $z * 30, $x * 30 + 29, $z * 30 + 29, $maincolor);
						break;
					case 5: // right
						imagefilledrectangle($gd, $x * 30, $z * 30 + 15, $x * 30 + 29, $z * 30 + 29, $maincolor);
						break;
					case 6: // middle
						imagefilledrectangle($gd, $x * 30 + 5, $z * 30 + 5, $x * 30 + 24, $z * 30 + 24, $maincolor);
						break;
					case 7: // hollow
						imagefilledrectangle($gd, $x * 30, $z * 30, $x * 30 + 29, $z * 30 + 29, $maincolor);
						imagefilledrectangle($gd, $x * 30 + 7, $z * 30 + 7, $x * 30 + 22, $z * 30 + 22, $background);
						break;
				}
			}
		}
		$pattern = imagecreate(60, 60);
		imagecopyresized($pattern, $gd, 0, 0, 0, 0, 60, 60, 120, 120);
		imagecopy($gd, $pattern, 0, 0, 0, 0, 60, 60);
		imageflip($pattern, IMG_FLIP_HORIZONTAL);
		imagecopy($gd, $pattern, 60, 0, 0, 0, 60, 60);
		imageflip($pattern, IMG_FLIP_VERTICAL);
		imagecopy($gd, $pattern, 60, 60, 0, 0, 60, 60);
		imageflip($pattern, IMG_FLIP_HORIZONTAL);
		imagecopy($gd, $pattern, 0, 60, 0, 0, 60, 60);
		imagedestroy($pattern);
		imagepng($gd);
		imagedestroy($gd);