The root container for a scene hierarchy; manages the node tree, camera, and rendering attachment.
Lua full name: lysa.nodes.SceneTree
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| nil | attach (target: any) |
| | Attaches the scene tree to a RenderingWindow or RenderTarget to start rendering. More...
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| nil | detach () |
| | Detaches the scene tree from its current render target and window; rendering stops. More...
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| nil | set_camera (camera: Camera) |
| | Sets the active camera used to render this scene. More...
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| nil | set_viewport (viewport: vireo.Viewport) |
| | Overrides the viewport rectangle used when rendering this scene. More...
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| nil | set_scissors (scissors: vireo.Rect) |
| | Overrides the scissor rectangle used when rendering this scene. More...
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| Node | add_child (child: Node, async: boolean|nil) |
| | Adds a root-level node to the scene tree. More...
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| boolean | remove_child (child: Node) |
| | Removes a root-level node from the scene tree; takes effect at the start of the next frame. More...
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| nil | remove_all_children () |
| | Removes and detaches all root-level nodes from the scene tree. More...
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| RayCastHit|nil | ray_cast (ray: lysa.Ray, parent: MeshInstance|nil) |
| | Casts a ray through all MeshInstances (no physics engine) and returns the closest hit, or nil. The length of direction defines the max distance. More...
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| RayCastHit[] | ray_cast_all (ray: lysa.Ray, parent: MeshInstance|nil) |
| | Casts a ray through all MeshInstances (no physics engine) and returns all hits sorted by ascending distance, one per MeshInstance. More...
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| any | self |
| | Shared pointer to this SceneTree (for passing to engine APIs that require a shared_ptr).
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| boolean | is_paused |
| | Whether the scene tree is paused (paused nodes stop receiving process callbacks).
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| boolean | is_attached |
| | True if the scene tree is currently attached to a render target. (read-only)
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| boolean | is_attached_to_window |
| | True if the scene tree is currently attached to a RenderingWindow. (read-only)
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| lysa.RenderTarget | render_target |
| | The RenderTarget this scene tree is rendering into. (read-only)
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| lysa.RenderingWindow | rendering_window |
| | The RenderingWindow this scene tree is attached to. (read-only)
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