Rewrote entity system

scripts/Entity/Component/EntityDirection.gd

@@ -0,0 +1,78 @@
+@tool
+class_name EntityDirection extends Node
+
+enum Direction {
+	SOUTH,
+	WEST,
+	NORTH,
+	EAST,
+}
+
+@export var meshInstance:MeshInstance3D = null:
+	set(newInstance):
+		meshInstance = newInstance;
+		_updateMaterial();
+
+@export var direction = Direction.SOUTH: 
+	set(newDirection):
+		direction = newDirection;
+		_updateMaterial();
+
+func _ready() -> void:
+	_updateMaterial();
+
+func _updateMaterial() -> void:
+	if !meshInstance:
+		return
+
+	for i in range(meshInstance.get_surface_override_material_count()):
+		var material:ShaderMaterial = meshInstance.get_surface_override_material(i)
+		if !material:
+			continue
+		material.set_shader_parameter("direction", direction)
+	
+func getDirectionVector() -> Vector3:
+	match direction:
+		Direction.NORTH:
+			return Vector3(0, 0, -1);
+		Direction.SOUTH:
+			return Vector3(0, 0, 1);
+		Direction.WEST:
+			return Vector3(-1, 0, 0);
+		Direction.EAST:
+			return Vector3(1, 0, 0);
+		_:
+			assert(false, "Invalid direction");
+	return Vector3(0, 0, 0);
+
+func updateDirectionFromMovement(movement:Vector2) -> void:
+	if movement.x >= abs(movement.y) and(
+		movement.y == 0 or
+		(movement.y > 0 and direction != Direction.SOUTH) or
+		(movement.y < 0 and direction != Direction.NORTH)
+	):
+		direction = Direction.EAST;
+	elif (movement.x <= -abs(movement.y) and (
+		movement.y == 0 or
+		(movement.y > 0 and direction != Direction.SOUTH) or
+		(movement.y < 0 and direction != Direction.NORTH)
+	)):
+		direction = Direction.WEST;
+	elif (movement.y > 0):
+		direction = Direction.SOUTH;
+	elif (movement.y < 0):
+		direction = Direction.NORTH;
+
+# func getDirectionToFace(position:Vector3) -> Direction:
+# 	var diff = position - self.position;
+# 	if abs(diff.x) > abs(diff.z):
+# 		if diff.x > 0:
+# 			return Direction.EAST;
+# 		else:
+# 			return Direction.WEST;
+# 	else:
+# 		if diff.z > 0:
+# 			return Direction.SOUTH;
+# 		else:
+# 			return Direction.NORTH;
+# 	return Direction.SOUTH;