fix camera jitter

project.godot

@@ -16,6 +16,7 @@ run/main_scene="res://scenes/test.tscn"
 config/use_custom_user_dir=true
 config/custom_user_dir_name="Batrix"
 config/features=PackedStringArray("4.3", "Forward Plus")
+run/max_fps=60
 boot_splash/bg_color=Color(0, 0, 0, 1)
 boot_splash/show_image=false
 config/icon="res://icon.svg"

scenes/test.tscn

@@ -9,6 +9,8 @@
 [node name="Test" type="Node"]
 
 [node name="Player" parent="." instance=ExtResource("2_f4ehn")]
+process_priority = -1
+process_physics_priority = -1
 
 [node name="Geometry" type="Node" parent="."]
 
@@ -31,6 +33,8 @@ shadow_blur = 6.0
 environment = SubResource("Environment_wctar")
 
 [node name="MainCamera" type="Camera3D" parent="."]
+process_priority = 100
+process_physics_priority = 100
 transform = Transform3D(0.866025, -0.321394, 0.383022, 0, 0.766044, 0.642788, -0.5, -0.55667, 0.663414, 4.894, 6.43, 6.963)
 current = true
 fov = 20.0

scripts/camera/main_camera.gd

@@ -14,16 +14,18 @@ func _ready() -> void:
 
 
 func _process(_delta: float) -> void:
+	_follow()
+
+
+func _follow() -> void:
 	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)
-
-	var aim_relative := aim_position - player_position
-	var follow_position := player_position + aim_relative * aim_offset_factor
+	var follow_position := (
+		player_position + Referencer.player.aim_offset * aim_offset_factor
+	)
 
 	global_rotation_degrees = angle_degrees
 	global_position = (

scripts/player.gd

@@ -10,7 +10,7 @@ const FALL_ACCELERATION: float = 25
 
 @export var _respawn_height: float = -5
 
-var aim_position: Vector3
+var aim_offset: Vector3
 
 var _respawn_point: Vector3
 var _floor_height: float = 0
@@ -22,8 +22,7 @@ func _ready() -> void:
 
 
 func _process(_delta: float) -> void:
-	_mouse_aiming()
-	look_at(aim_position, Vector3.UP, true)
+	call_deferred("_mouse_aiming")
 
 	_process_respawning()
 
@@ -38,7 +37,7 @@ func _physics_process(delta: float) -> void:
 	move_and_slide()
 
 
-static func mouse_project(
+func _mouse_project(
 	mouse_pos: Vector2, player_pos: Vector3, camera: Camera3D
 ) -> Vector3:
 	var from := camera.project_ray_origin(mouse_pos)
@@ -57,8 +56,10 @@ func _mouse_aiming() -> void:
 		_floor_height = player_position.y
 	player_position.y = _floor_height
 	var camera := Referencer.main_camera
-	aim_position = mouse_project(mouse_pos, player_position, camera)
+	var aim_position := _mouse_project(mouse_pos, player_position, camera)
+	aim_offset = aim_position - player_position
 	aim_position.y = global_position.y
+	look_at(aim_position, Vector3.UP, true)
 
 
 func _process_respawning() -> void: