31 lines
1.3 KiB
GDScript
31 lines
1.3 KiB
GDScript
extends Resource
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## OcclusionPolicy — config for the RayCast-based per-surface material fade used by
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## [IsometricFollowCamera] (NEON-27). No `class_name` — see repo Godot headless / CI notes.
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## Master switch. When false, no rays are cast and any active overrides are restored.
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@export var enabled: bool = true
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## Target alpha applied to occluder surfaces (0 = fully transparent, 1 = opaque).
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@export_range(0.0, 1.0) var fade_alpha: float = 0.25
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## Scene group that opts a [CollisionObject3D] into occlusion fading.
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@export var occluder_group: String = "occluder"
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## Physics collision mask for the ray. Default 1 (world geometry layer).
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## The Player is on layer 2 and is already excluded with this default.
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@export_flags_3d_physics var occluder_collision_mask: int = 1
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## Max successive [method PhysicsDirectSpaceState3D.intersect_ray] calls per frame.
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## Caps cost when occluders are stacked along the ray.
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@export var max_occluder_cast_depth: int = 4
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## When > 0, emits [method push_warning] when the active occluder count reaches this
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## value. Set to 0 to disable. Marker for stress-test reference (TODO E9.M1 telemetry).
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@export var occluder_count_log_threshold: int = 0
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## Returns true when the policy should be applied this frame.
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func is_valid() -> bool:
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return enabled and fade_alpha >= 0.0
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