73 lines
2.6 KiB
GDScript3
73 lines
2.6 KiB
GDScript3
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class_name Liquid extends Area3D
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const VERY_FAST_TRANSITION: float = 0.03125
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const DROPLET_WAVELENGTH: float = 2.0
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const DROPLET_AMPLITUDE: float = 0.125
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@export var descriptor: LiquidDescriptor = (
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preload("res://zones/Liquid/descriptors/Water.tres")
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)
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@export var frequency: float = 1.0
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@export var wavelength: float = 1.0
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@export var amplitude: float = 1.0
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@onready var audio_player := $'AudioStreamPlayer3D' as AudioStreamPlayer3D
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@onready var particles := $'GPUParticles3D' as GPUParticles3D
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@onready var mesh := $'..' as MeshInstance3D
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func _ready() -> void:
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body_entered.connect(splash)
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body_exited.connect(splash)
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FX.get_camera().area_entered.connect(_on_camera_entered)
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FX.get_camera().area_exited.connect(_on_camera_exited)
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mesh.set_surface_override_material(
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0, preload("res://zones/Liquid/LiquidMaterial.tres")
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)
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mesh.set_instance_shader_parameter(&'color', descriptor.color)
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mesh.set_instance_shader_parameter(&'frequency', frequency)
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mesh.set_instance_shader_parameter(&'wavelength', wavelength)
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mesh.set_instance_shader_parameter(&'amplitude', amplitude)
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particles.set_instance_shader_parameter(&'color', descriptor.color)
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particles.set_instance_shader_parameter(&'frequency', frequency)
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particles.set_instance_shader_parameter(&'wavelength', DROPLET_WAVELENGTH)
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particles.set_instance_shader_parameter(&'amplitude', DROPLET_AMPLITUDE)
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gravity = descriptor.buoyancy
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gravity_direction = Vector3.UP
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gravity_space_override = Area3D.SPACE_OVERRIDE_COMBINE
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linear_damp = descriptor.viscosity
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linear_damp_space_override = Area3D.SPACE_OVERRIDE_COMBINE
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func splash(body: PhysicsBody3D) -> void:
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if body is RigidBody3D:
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audio_player.global_position = body.global_position
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particles.global_position = body.global_position
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audio_player.play()
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particles.restart()
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particles.emitting = true
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func _on_camera_entered(where: Area3D) -> void:
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if where == self:
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var level := Storyboard.get_current_level() as LevelDescriptor
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if level:
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var vfx := level.fx as ScreenEffectsConfiguration
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if vfx and vfx.set_tint:
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FX.tint(vfx.tint*descriptor.color, 0.0)
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else:
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FX.tint(descriptor.color, 0.0)
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else:
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FX.tint(descriptor.color, 0.0)
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FX.hide_weather_particles()
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func _on_camera_exited(where: Area3D) -> void:
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if where == self:
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var level := Storyboard.get_current_level() as LevelDescriptor
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if level:
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var vfx := level.fx as ScreenEffectsConfiguration
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if vfx and vfx.set_tint:
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FX.tint(vfx.tint, VERY_FAST_TRANSITION)
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else:
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FX.tint(Color.WHITE, VERY_FAST_TRANSITION)
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else:
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FX.tint(Color.WHITE, VERY_FAST_TRANSITION)
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FX.unhide_weather_particles()
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