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https://github.com/jcreek/CosmicClash.git
synced 2026-07-13 02:53:48 +00:00
refactor(*): Make hud more performant and maintainable
This commit is contained in:
Josh Creek
+71
-38
@@ -20,22 +20,42 @@ var camera_smoothing = 10.0
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@onready var camera : Camera3D = get_node("Camera3D")
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@onready var ball = get_parent().get_node("Ball")
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# HUD Nodes
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@onready var timer_label = get_node("HUD/Control/TimerLabel")
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@onready var speed_label = get_node("HUD/Control/InfoPanel/SpeedLabel")
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@onready var altitude_label = get_node("HUD/Control/InfoPanel/AltitudeLabel")
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@onready var angular_vel_label = get_node("HUD/Control/InfoPanel/AngularVelLabel")
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@onready var camera_mode_label = get_node("HUD/Control/InfoPanel/CameraModeLabel")
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@onready var attitude_label = get_node("HUD/Control/InfoPanel/AttitudeLabel")
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@onready var heading_label = get_node("HUD/Control/InfoPanel/HeadingLabel")
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@onready var thrust_label = get_node("HUD/Control/InfoPanel/ThrustLabel")
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var ball_cam_enabled = true
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# Instrument signals for efficient data distribution
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signal speed_changed(speed: float)
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signal attitude_changed(pitch: float, roll: float, yaw: float)
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signal altitude_changed(altitude: float)
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signal thrust_changed(thrust_percent: float)
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signal angular_velocity_changed(angular_speed: float)
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signal camera_mode_changed(is_ball_cam: bool)
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signal heading_changed(heading_degrees: float)
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# Performance optimization - track last emitted values to avoid unnecessary signals
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var _last_speed: float = -1.0
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var _last_altitude: float = -999999.0
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var _last_angular_speed: float = -1.0
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var _last_pitch: float = -999.0
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var _last_roll: float = -999.0
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var _last_yaw: float = -999.0
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var _last_heading: float = -999.0
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var _last_thrust: float = -1.0
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var _last_camera_mode: bool = true
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# Thresholds for signal emission (only emit if change is significant)
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const SPEED_THRESHOLD = 0.1 # m/s
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const ALTITUDE_THRESHOLD = 0.5 # meters
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const ANGULAR_THRESHOLD = 0.01 # rad/s
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const ATTITUDE_THRESHOLD = 1.0 # degrees
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const THRUST_THRESHOLD = 1.0 # percent
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func _ready():
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mass = 5
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gravity_scale = 1.0
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# Add ship to group for instrument discovery
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add_to_group("ship")
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# Set custom inertia for better rotation
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# Physics: I = m * r² (moment of inertia = mass × radius²)
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# Lower inertia = easier to rotate, higher inertia = more stable
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@@ -58,26 +78,18 @@ func _ready():
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axis_lock_angular_y = false
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axis_lock_angular_z = false
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var game_scene = get_parent()
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if game_scene and game_scene.has_signal("timer_updated"):
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game_scene.timer_updated.connect(_on_timer_updated)
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else:
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print("Game scene not found or doesn't have timer_updated signal")
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print("Ship physics configured - Mass: ", mass, " Gravity scale: ", gravity_scale, " Inertia: ", inertia)
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print("Rotation locks - X:", axis_lock_angular_x, " Y:", axis_lock_angular_y, " Z:", axis_lock_angular_z)
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func _input(event):
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if event.is_action_pressed("ui_accept"): # Enter key
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ball_cam_enabled = !ball_cam_enabled
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func _on_timer_updated(minutes: int, seconds: int):
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timer_label.text = "%02d:%02d" % [minutes, seconds]
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camera_mode_changed.emit(ball_cam_enabled)
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func _physics_process(delta):
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if camera:
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_update_camera(delta)
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_update_hud()
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_emit_telemetry_data()
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func _update_camera(delta):
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if ball_cam_enabled and ball:
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@@ -283,44 +295,65 @@ func apply_drag_and_limits(state: PhysicsDirectBodyState3D, rotation_input: Vect
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# Physics: ω̂ = ω / |ω|, ω_limited = ω̂ * ω_max
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state.angular_velocity = state.angular_velocity.normalized() * max_angular_speed
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func _update_hud():
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# Update speed display
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func _emit_telemetry_data():
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# Ship only calculates and emits data - HUD handles display
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# Performance optimization: only emit signals when values change significantly
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# Speed telemetry
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# Physics: |v| = √(vₓ² + vᵧ² + vᵤ²) (magnitude of velocity vector)
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var current_speed = linear_velocity.length()
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speed_label.text = "Speed: %.1f m/s" % current_speed
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if abs(current_speed - _last_speed) > SPEED_THRESHOLD:
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speed_changed.emit(current_speed)
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_last_speed = current_speed
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# Update altitude (Y position relative to ground level)
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# Altitude telemetry
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# Physics: Height measurement from reference point (y = 0)
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var current_altitude = global_transform.origin.y
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altitude_label.text = "Altitude: %.1f m" % current_altitude
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if abs(current_altitude - _last_altitude) > ALTITUDE_THRESHOLD:
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altitude_changed.emit(current_altitude)
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_last_altitude = current_altitude
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# Update angular velocity
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# Angular velocity telemetry
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# Physics: |ω| = √(ωₓ² + ωᵧ² + ωᵤ²) (magnitude of angular velocity vector)
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var angular_speed = angular_velocity.length()
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angular_vel_label.text = "Angular Vel: %.2f rad/s" % angular_speed
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if abs(angular_speed - _last_angular_speed) > ANGULAR_THRESHOLD:
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angular_velocity_changed.emit(angular_speed)
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_last_angular_speed = angular_speed
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# Update camera mode
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var camera_mode = "Ball Cam" if ball_cam_enabled else "Ship Cam"
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camera_mode_label.text = "Camera: %s" % camera_mode
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# Camera mode telemetry (only emit when it actually changes)
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if ball_cam_enabled != _last_camera_mode:
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camera_mode_changed.emit(ball_cam_enabled)
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_last_camera_mode = ball_cam_enabled
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# Calculate attitude (pitch and roll from ship orientation)
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# Attitude telemetry (pitch, roll, yaw from ship orientation)
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# Physics: Euler angles from rotation matrix
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# Pitch = rotation around X-axis, Roll = rotation around Z-axis
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var ship_rotation = global_transform.basis.get_euler(EULER_ORDER_XYZ)
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var pitch_deg = rad_to_deg(ship_rotation.x)
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var roll_deg = rad_to_deg(ship_rotation.z)
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attitude_label.text = "Pitch: %.0f° Roll: %.0f°" % [pitch_deg, roll_deg]
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var roll_deg = rad_to_deg(ship_rotation.z)
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var yaw_deg = rad_to_deg(ship_rotation.y)
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# Calculate heading (yaw - direction ship is facing)
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if abs(pitch_deg - _last_pitch) > ATTITUDE_THRESHOLD or \
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abs(roll_deg - _last_roll) > ATTITUDE_THRESHOLD or \
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abs(yaw_deg - _last_yaw) > ATTITUDE_THRESHOLD:
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attitude_changed.emit(pitch_deg, roll_deg, yaw_deg)
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_last_pitch = pitch_deg
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_last_roll = roll_deg
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_last_yaw = yaw_deg
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# Heading telemetry (yaw - direction ship is facing)
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# Physics: Yaw = rotation around Y-axis (compass heading)
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# Convert to 0-360° range for traditional compass display
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var yaw_deg = rad_to_deg(ship_rotation.y)
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var heading = fmod(yaw_deg + 360.0, 360.0) # Normalize to 0-360°
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heading_label.text = "Heading: %.0f°" % heading
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if abs(heading - _last_heading) > ATTITUDE_THRESHOLD:
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heading_changed.emit(heading)
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_last_heading = heading
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# Calculate current thrust percentage
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# Thrust telemetry
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# Physics: Thrust output as percentage of maximum available thrust
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var thrust_input = get_thrust_input()
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var thrust_magnitude = thrust_input.length()
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var thrust_percent = thrust_magnitude * 100.0
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thrust_label.text = "Thrust: %.0f%%" % thrust_percent
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if abs(thrust_percent - _last_thrust) > THRUST_THRESHOLD:
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thrust_changed.emit(thrust_percent)
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_last_thrust = thrust_percent
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