generated from krampus/template-godot4
Rob Kelly
f2de25ab0f
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62 lines
1.6 KiB
GDScript
62 lines
1.6 KiB
GDScript
extends Control
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## Goes up when u collect tha grunk!
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const BUFFER_RUMBLE_FACTOR := 3.0
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const RUMBLE_DECAY := 10
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const NEEDLE_ANGLE_MIN := 0.0
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const NEEDLE_ANGLE_MAX := PI
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const NEEDLE_ACCEL := 3.0
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const NEEDLE_VELOCITY_MAX := 4.0
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const NEEDLE_ANGLE_EPSILON := 0.05
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const TANK_WARNING_BUFFER_PCT := 0.1
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@export var debug_collect: float:
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set = on_grunk_collected
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var _needle_velocity := 0.0
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var _base_rumble := 0.0
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@onready var rumbler: Rumbler = %Rumbler
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@onready var needle: TextureRect = %NeedleTexture
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func _ready() -> void:
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Game.manager.grunk_collected.connect(on_grunk_collected)
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Game.manager.grunk_emptied.connect(on_grunk_emptied)
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func get_target_rotation() -> float:
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return remap(
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Game.manager.grunk_tank,
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0,
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Game.manager.grunk_tank_limit,
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NEEDLE_ANGLE_MIN,
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NEEDLE_ANGLE_MAX
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)
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func on_grunk_collected(_delta: float) -> void:
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var buffer := remap(Game.manager.get_tank_fill_pct(), 1 - TANK_WARNING_BUFFER_PCT, 1, 0, 1)
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_base_rumble = BUFFER_RUMBLE_FACTOR * buffer
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func on_grunk_emptied(_amount: float) -> void:
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_base_rumble = 0.0
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func _process(delta: float) -> void:
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var weight := 1 - exp(-RUMBLE_DECAY * delta)
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rumbler.intensity = lerpf(rumbler.intensity, _base_rumble, weight)
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var diff := get_target_rotation() - needle.rotation
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var target_velocity := 0.0
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if diff > NEEDLE_ANGLE_EPSILON:
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target_velocity = NEEDLE_VELOCITY_MAX
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elif diff < -NEEDLE_ANGLE_EPSILON:
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target_velocity = -NEEDLE_VELOCITY_MAX
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_needle_velocity = lerpf(_needle_velocity, target_velocity, 1 - exp(-NEEDLE_ACCEL * delta))
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needle.rotation += _needle_velocity * delta
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