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extends EffectBase
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class_name Afterimage
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@export var is_moving: bool = true
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@onready var image: AnimatedSprite3D = $AnimatedSprite3D as AnimatedSprite3D
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var velocity: Vector3
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var target: AnimatedSprite3D
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var alpha: float
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var material: ShaderMaterial
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func on_ready():
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if not target or not target.sprite_frames:
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queue_free()
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return
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image.sprite_frames = target.sprite_frames
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image.animation = target.animation
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image.frame = target.frame
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image.frame_progress = target.frame_progress
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image.scale.x = target.scale.x
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image.pixel_size = Setting.pixel_size
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material = ResourceManager.material_after_image.duplicate()
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image.material_override = material
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update_material()
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func on_process(delta):
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if is_moving:
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position += velocity*delta
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# image.modulate.a = rate * alpha
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update_material()
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func update_material() -> void:
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if material and image.sprite_frames and image.animation:
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var tex: Texture2D = image.sprite_frames.get_frame_texture(image.animation, image.frame)
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material.set_shader_parameter("tex", tex)
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material.set_shader_parameter("alpha", rate * alpha)
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