The nefarious hitlag!

project.godot

@@ -55,6 +55,8 @@ config/controls/camera/y_axis_sensitivity=0.45
 config/controls/camera/x_axis_acceleration=30.0
 config/controls/camera/y_axis_acceleration=30.0
 config/controls/camera/invert_pitch=false
+config/accessibility/enable_screen_shake=true
+config/accessibility/enable_hit_lag=true
 
 [global_group]
 
@@ -147,6 +149,26 @@ select_putter={
 "events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":53,"key_label":0,"unicode":53,"location":0,"echo":false,"script":null)
 ]
 }
+debug_1={
+"deadzone": 0.5,
+"events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":4194332,"key_label":0,"unicode":0,"location":0,"echo":false,"script":null)
+]
+}
+debug_2={
+"deadzone": 0.5,
+"events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":4194333,"key_label":0,"unicode":0,"location":0,"echo":false,"script":null)
+]
+}
+debug_3={
+"deadzone": 0.5,
+"events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":4194334,"key_label":0,"unicode":0,"location":0,"echo":false,"script":null)
+]
+}
+debug_4={
+"deadzone": 0.5,
+"events": [Object(InputEventKey,"resource_local_to_scene":false,"resource_name":"","device":-1,"window_id":0,"alt_pressed":false,"shift_pressed":false,"ctrl_pressed":false,"meta_pressed":false,"pressed":false,"keycode":0,"physical_keycode":4194335,"key_label":0,"unicode":0,"location":0,"echo":false,"script":null)
+]
+}
 
 [layer_names]
 

src/characters/player_characters/gfolf_girl/gfolf_girl.tscn

@@ -169,7 +169,7 @@ bones/23/scale = Vector3(1, 1, 1)
 visible = false
 
 [node name="BoneAttachment3D" type="BoneAttachment3D" parent="Armature/Skeleton3D" index="6"]
-transform = Transform3D(-0.947388, 0.307308, -0.089546, -0.319114, -0.928605, 0.189367, -0.0249588, 0.207979, 0.977815, -0.157835, 3.16355, 0.865627)
+transform = Transform3D(0.60239, -0.744503, 0.28782, 0.687246, 0.667162, 0.287382, -0.405979, 0.0246872, 0.913549, -1.05514, 5.19617, 0.0989584)
 bone_name = "Hand.R"
 bone_idx = 11
 

src/game/game.gd

@@ -79,6 +79,16 @@ func _finish_scene_load(instance: Node) -> void:
 
 
 func _process(_delta: float) -> void:
+	# REMOVEME
+	if Input.is_action_just_pressed("debug_1"):
+		viewport.hit_lag(1)
+	if Input.is_action_just_pressed("debug_2"):
+		viewport.hit_lag_small()
+	if Input.is_action_just_pressed("debug_3"):
+		viewport.hit_lag_big()
+	if Input.is_action_just_pressed("debug_4"):
+		viewport.hit_lag_huge()
+
 	if _loading_resources and not loading_screen.visible:
 		loader_transition.play("fade_in")
 

src/player/shot_setup/shot_setup.gd

@@ -28,6 +28,8 @@ const CAMERA_SNAP_TIME := 0.3
 
 const WASTED_BALL_RETURN_DELAY := 3.5
 
+const BIG_POWER_THRESHOLD := 0.7
+
 ## In Driving Range mode, the ball can be retrieved in the shot phase.
 @export var driving_range := false
 
@@ -142,6 +144,7 @@ var _tracking_camera: OrbitalCamera
 @onready var phys_ball_scene := preload("res://src/equipment/balls/physics_ball/physics_ball.tscn")
 
 @onready var world: World = get_tree().get_first_node_in_group(World.group)
+@onready var game: Game = get_tree().get_first_node_in_group(Game.group)
 
 @onready var _target_rotation := Vector2(pitch.rotation.x, direction.rotation.y)
 
@@ -206,6 +209,17 @@ func get_shot_impulse(meter_pct: float) -> Vector3:
 
 
 func take_shot() -> void:
+	# Impact screenshake & hitlag
+	if game:
+		if shot_power > BIG_POWER_THRESHOLD:
+			game.viewport.hit_lag_big()
+			var shake_intensity: float = (
+				10.0 * (shot_power - BIG_POWER_THRESHOLD) / (1.0 - BIG_POWER_THRESHOLD)
+			)
+			game.viewport.screen_shake(shake_intensity, 1.0)
+		else:
+			game.viewport.hit_lag_small()
+
 	print_debug("WHACK!\nPower: ", shot_power, "\nCurve: ", shot_curve)
 
 	var impulse := get_shot_impulse(shot_power)

src/player/shot_setup/shot_setup.tscn

@@ -179,7 +179,7 @@ tracks/2/keys = {
 
 [sub_resource type="Animation" id="Animation_u8k07"]
 resource_name = "swing_delay"
-length = 0.2
+length = 0.0667
 step = 0.01
 tracks/0/type = "method"
 tracks/0/imported = false
@@ -188,7 +188,7 @@ tracks/0/path = NodePath("%Direction/..")
 tracks/0/interp = 1
 tracks/0/loop_wrap = true
 tracks/0/keys = {
-"times": PackedFloat32Array(0.18),
+"times": PackedFloat32Array(0.0667),
 "transitions": PackedFloat32Array(1),
 "values": [{
 "args": [],

src/ui/game_viewport_container.gd

@@ -1,13 +1,22 @@
 class_name GameViewportContainer extends SubViewportContainer
 ## SubViewportContainer with game-specific special effects
 
-var _screen_shake_intensity: float = 0.0
+const SMALL_HIT_LAG_FRAMES := 5
+const BIG_HIT_LAG_FRAMES := 10
+const HUGE_HIT_LAG_FRAMES := 20
+
+var _screen_shake_intensity := 0.0
+var _hit_lag_frames := -1
 
 @onready var root_control: Control = %RootControl
+@onready var content: Node = %Content
 
 
 ## Start playing a screen shake effect.
 func screen_shake(intensity: float, duration: float = 0.2) -> void:
+	if not ProjectSettings.get_setting("game/config/accessibility/enable_screen_shake"):
+		return
+
 	var tween := get_tree().create_tween()
 	_screen_shake_intensity = intensity
 	tween.tween_property(self, "_screen_shake_intensity", 0.0, duration).set_trans(
@@ -16,6 +25,29 @@ func screen_shake(intensity: float, duration: float = 0.2) -> void:
 	tween.tween_callback(_reset_position)
 
 
+## Hit lag for a small impact.
+func hit_lag_small() -> void:
+	hit_lag(SMALL_HIT_LAG_FRAMES)
+
+
+## Hit lag for a big impact.
+func hit_lag_big() -> void:
+	hit_lag(BIG_HIT_LAG_FRAMES)
+
+
+## Hit lag for a huge impact.
+func hit_lag_huge() -> void:
+	hit_lag(HUGE_HIT_LAG_FRAMES)
+
+
+## Stop processing for some number of frames.
+func hit_lag(frames: int = 1) -> void:
+	if not ProjectSettings.get_setting("game/config/accessibility/enable_hit_lag"):
+		return
+
+	_hit_lag_frames = frames
+
+
 func _reset_position() -> void:
 	position = Vector2.ZERO
 
@@ -24,3 +56,10 @@ func _process(_delta: float) -> void:
 	if _screen_shake_intensity > 0:
 		position.x = randfn(0, _screen_shake_intensity)
 		position.y = randfn(0, _screen_shake_intensity)
+
+	if _hit_lag_frames >= 0:
+		if _hit_lag_frames == 0:
+			content.process_mode = Node.PROCESS_MODE_INHERIT
+		else:
+			content.process_mode = Node.PROCESS_MODE_DISABLED
+		_hit_lag_frames -= 1