aiming

scripts/player_controller.gd

@@ -7,6 +7,7 @@ extends Node
 			current_controlled.desired_throttle = 0.0
 			current_controlled.steer_input = 0.0
 			current_controlled.fire_intents.clear()
+			current_controlled.aim_point = null
 		current_controlled = value
 		if is_node_ready():
 			if current_controlled != null:
@@ -32,6 +33,9 @@ extends Node
 			_possess()
 
 @export var throttle_ramp := 0.5
+@export var aim_ray_length := 2000.0
+@export_flags_3d_physics var aim_collision_mask := 0b1100111  # terrain, player, enemies, water, subsystems
+@export var aim_marker: Node3D
 
 var desired_throttle := 0.0
 
@@ -41,6 +45,18 @@ func _ready() -> void:
 		desired_throttle = current_controlled.throttle
 	_possess()
 
+func _physics_process(_delta: float) -> void:
+	if current_controlled == null: 
+		if aim_marker != null: 
+			aim_marker.visible = false
+			return
+	current_controlled.aim_point = _compute_aim_point()
+	if aim_marker != null:
+		var p = current_controlled.aim_point
+		aim_marker.visible = p != null
+		if p != null:
+			aim_marker.global_position = p
+
 func _process(delta: float) -> void:
 	if current_controlled == null:
 		return
@@ -78,3 +94,28 @@ func _possess_next() -> void:
 		return
 	var idx := boats.find(current_controlled)
 	current_controlled = boats[(idx + 1) % boats.size()]
+
+func _compute_aim_point():
+	if camera_rig == null or camera_rig.cam == null:
+		return null
+	var cam := camera_rig.cam
+	var mouse := get_viewport().get_mouse_position()
+	var from := cam.project_ray_origin(mouse)
+	var dir := cam.project_ray_normal(mouse)
+
+	var query := PhysicsRayQueryParameters3D.create(
+		from, from + dir * aim_ray_length,
+		aim_collision_mask, current_controlled.aim_ray_exclusions()
+	)
+	var hit := current_controlled.get_world_3d().direct_space_state.intersect_ray(query)
+	if hit.is_empty():
+		return from + dir * aim_ray_length	# above the horizon
+
+	if hit.collider.is_in_group(&"water"):
+		# Flat-plane hit → refine to the actual wave surface.
+		var ocean := get_tree().get_first_node_in_group(&"ocean") as Ocean
+		if ocean != null:
+			var refined = Plane(Vector3.UP, ocean.get_wave_height(hit.position)).intersects_ray(from, dir)
+			if refined != null:
+				return refined
+	return hit.position