fxgl-snake

name	fxgl-snake
description	Build a Snake game in FXGL — move on a discrete grid by timer steps, store the body as a deque of grid cells, grow when food is eaten, buffer direction changes, detect self-collision and wall rules, increase speed as the snake grows, and support multiple food types or wrap mode.
triggers	["snake","grid movement","deque body","food spawn","no 180 turn","wrap mode","self collision","step timer"]
compatibility	Java 17+, FXGL 21.x.
category	fxgl/game-types
tags	["fxgl","java","javafx","game-types","snake"]
metadata	{"author":"fxgl-skills","version":"1.0","fxgl-version":"21.1"}
allowed-tools	["Read","Write","Edit","Bash"]

FXGL Snake

Grid Model

private static final int COLS = 20;
private static final int ROWS = 20;
private static final int CELL = 32;

private final Deque<Point2D> body = new ArrayDeque<>();
private final Queue<Direction> directionQueue = new ArrayDeque<>();
private Direction currentDirection = Direction.RIGHT;
private Point2D foodCell = new Point2D(10, 10);
private boolean growNextStep = false;

Game Start

private void resetSnake() {
    body.clear();
    body.addFirst(new Point2D(5, ));
    body.addLast( (, ));
    body.addLast( (, ));

    currentDirection = Direction.RIGHT;
    directionQueue.clear();
    growNextStep = ;
    spawnFood();
}