copilot
938cc4bc82
Wire all twelve levels with billboard prefabs, autoload systems (inventory, achievements, mock shop, DE/EN/BY), and satire audio locks so the Title→End flow is playable with placeholder assets.
37 lines
1.1 KiB
GDScript
37 lines
1.1 KiB
GDScript
extends Node3D
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class_name BillboardSprite
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## 2D sprite on a 3D plane that always faces the camera (Mario-tree style).
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## TODO: Swap placeholder textures for real pixel art.
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@export var texture: Texture2D
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@export var pixel_size: float = 0.05
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@export var modulate_color: Color = Color.WHITE
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@onready var _mesh_instance: MeshInstance3D = $MeshInstance3D
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func _ready() -> void:
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_apply()
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func set_texture(tex: Texture2D) -> void:
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texture = tex
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_apply()
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func _apply() -> void:
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if _mesh_instance == null:
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return
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var plane := PlaneMesh.new()
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plane.size = Vector2(1.0, 1.0)
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_mesh_instance.mesh = plane
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var mat := StandardMaterial3D.new()
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mat.billboard_mode = BaseMaterial3D.BILLBOARD_ENABLED
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mat.shading_mode = BaseMaterial3D.SHADING_MODE_UNSHADED
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mat.texture_filter = BaseMaterial3D.TEXTURE_FILTER_NEAREST
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mat.transparency = BaseMaterial3D.TRANSPARENCY_ALPHA_SCISSOR
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mat.alpha_scissor_threshold = 0.1
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mat.albedo_color = modulate_color
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if texture != null:
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mat.albedo_texture = texture
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var w := float(texture.get_width()) * pixel_size
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var h := float(texture.get_height()) * pixel_size
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plane.size = Vector2(w, h)
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_mesh_instance.material_override = mat
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