fix aiming on elevation

scripts/camera/following_camera.gd

@@ -1,15 +0,0 @@
-class_name FollowingCamera
-extends Camera3D
-
-@export var height_offset: float = 0.4
-@export var distance: float = 6
-@export var angle_degrees: Vector3
-
-
-func _process(_delta: float) -> void:
-	var follow_position := (
-		Referencer.player.global_position + Vector3.UP * height_offset
-	)
-
-	global_rotation_degrees = angle_degrees
-	global_position = follow_position + transform.basis.z * distance

scripts/camera/main_camera.gd

@@ -1,7 +1,12 @@
 class_name MainCamera
 extends Camera3D
 
-@export var current_camera: Camera3D
+@export var height_offset: float = 0.5
+@export var distance: float = 50
+@export var angle_degrees: Vector3 = Vector3(-35, -45, 0)
+@export var aim_offset_factor: float = 0.2
+
+var _floor_height: float = 0
 
 
 func _ready() -> void:
@@ -9,12 +14,18 @@ func _ready() -> void:
 
 
 func _process(_delta: float) -> void:
-	global_position = current_camera.global_position
-	global_rotation = current_camera.global_rotation
-	fov = current_camera.fov
-	near = current_camera.near
-	far = current_camera.far
+	var player_position := Referencer.player.global_position
+	if Referencer.player.is_on_floor():
+		_floor_height = player_position.y
+	player_position.y = _floor_height
 
+	var mouse_pos := get_viewport().get_mouse_position()
+	var aim_position := Player.mouse_project(mouse_pos, player_position, self)
 
-func is_camera_current(camera: Camera3D) -> bool:
-	return current_camera == camera
+	var aim_relative := aim_position - player_position
+	var follow_position := player_position + aim_relative * aim_offset_factor
+
+	global_rotation_degrees = angle_degrees
+	global_position = (
+		follow_position + Vector3.UP * height_offset + transform.basis.z * distance
+	)