(wip) advanced langtons ant

2025-11-12 00:58:34 +01:00
parent c57f07ffc2
commit 25ec8d2585
42 changed files with 3283 additions and 0 deletions
--- a/langtons-ant/ant.gd
+++ b/langtons-ant/ant.gd
@@ -0,0 +1,60 @@
+extends Sprite2D
+
+var pos: Vector2i = Vector2i(0,0)
+var dir: TileSet.CellNeighbor = TileSet.CELL_NEIGHBOR_TOP_RIGHT_SIDE
+@onready var tiles: TileMapLayer = get_node("TileMapLayer")
+
+var next_dir: Dictionary = {
+	0: TileSet.CELL_NEIGHBOR_RIGHT_SIDE,
+	1: TileSet.CELL_NEIGHBOR_BOTTOM_RIGHT_SIDE,
+	2: TileSet.CELL_NEIGHBOR_BOTTOM_LEFT_SIDE,
+	3: TileSet.CELL_NEIGHBOR_TOP_LEFT_SIDE,
+	4: TileSet.CELL_NEIGHBOR_TOP_RIGHT_SIDE,
+}
+	
+var next_int: Dictionary = {
+	TileSet.CELL_NEIGHBOR_RIGHT_SIDE: 1,
+	TileSet.CELL_NEIGHBOR_BOTTOM_RIGHT_SIDE: 2,
+	TileSet.CELL_NEIGHBOR_BOTTOM_LEFT_SIDE: 3,
+	TileSet.CELL_NEIGHBOR_TOP_LEFT_SIDE: 4,
+	TileSet.CELL_NEIGHBOR_TOP_RIGHT_SIDE: 0,
+}
+
+func _ready() -> void:
+	set_frame(1)
+
+func update() -> void:
+	var tile: int = tiles.get_tile_colour(pos)
+	print("tile %s" % tile)
+	var newFrame: int = next_int[dir]
+	
+	if tile == 0:
+		newFrame = (newFrame + 1) % 5
+		dir = next_dir[newFrame]
+	else:
+		newFrame = (newFrame) % 5
+		dir = next_dir[newFrame]
+		
+	#var tmpPos: Vector2i
+	#for i in range(0, 16):
+		#tmpPos = tiles.get_neighbor_cell(pos, i)
+		#print("%s: (%d %d)" % [i, tmpPos.x, tmpPos.y])
+		
+	print("(%d %d)" % [pos.x, pos.y])
+	pos = tiles.get_neighbor_cell(pos, dir)
+	tile = tiles.get_tile_colour(pos)
+	print("(%d %d)" % [pos.x, pos.y])
+	tiles.set_tile(pos, (tile + 1) % 2) # TODO: should probably use another dictionary
+	set_frame(newFrame)
+	
+func _physics_process(delta: float) -> void:
+	var vel: Vector2 = Vector2(0,0)
+	match dir:
+		TileSet.CELL_NEIGHBOR_TOP_RIGHT_SIDE:
+			vel = Vector2(1,1)
+		TileSet.CELL_NEIGHBOR_RIGHT_SIDE:
+			vel = Vector2(1,0)
+		_:
+			vel = Vector2(0,-1)
+	vel = vel.normalized() * 16
+	global_position += vel * delta