29 lines
1.1 KiB
GDScript
29 lines
1.1 KiB
GDScript
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class_name StairFlight
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extends RefCounted
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# A single static assembly: continuous walking ramp and attached smooth guards.
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static func build(parent: Node3D, origin: Vector3, direction: float, rise: float, exterior: bool, batch: UrbanMeshBatch) -> void:
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var body := StaticBody3D.new()
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body.name = "UnifiedStairFlight"
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body.collision_layer = 1
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body.collision_mask = 0
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parent.add_child(body)
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var points := PackedVector3Array()
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for end in [0.0, 1.0]:
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var z: float = origin.z + direction * (-0.6 + end * 8.0)
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var y: float = origin.y + end * rise
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for x in [-1.06, 1.06]:
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for h in [-0.24, 0.0]: points.append(Vector3(origin.x+x, y+h, z))
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add_shape(body, points)
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if exterior:
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for side in [-1, 1]:
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# The guard shares the ramp boundary; no gap or individual tread faces.
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StairGuard.build(body, origin.x + side, origin.z, direction, origin.y, rise, batch)
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static func add_shape(body: StaticBody3D, points: PackedVector3Array) -> void:
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var shape := ConvexPolygonShape3D.new()
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shape.points = points
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var collider := CollisionShape3D.new()
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collider.shape = shape
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body.add_child(collider)
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