API Reference > core-frontend > Rendering > GraphicBranch

GraphicBranch Class

A node in a scene graph. The branch itself is not renderable. Instead it contains a list of RenderGraphics, and a transform, symbology overrides, and clip volume which are to be applied when rendering them. Branches can be nested to build an arbitrarily-complex scene graph.

see RenderSystem.createBranch

extensions

Implements

Methods

Name Description
constructor(ownsEntries: boolean = false): GraphicBranch Constructor  
add(graphic: RenderGraphic): void Add a graphic to this branch.  
clear(): void Empties the list of RenderGraphics contained in this branch, and if the GraphicBranch.ownsEntries flag is set, also disposes of them.  
dispose(): void Disposes of all graphics in this branch, if and only if GraphicBranch.ownsEntries is true.  
getViewFlags(flags: ViewFlags): ViewFlags Compute the view flags that result from applying this branch's GraphicBranch.viewFlagOverrides to the input flags.  
setViewFlagOverrides(ovr: Partial<Mutable<NonFunctionPropertiesOf<ViewFlags>>>): void Change GraphicBranch.viewFlagOverrides.  
setViewFlags(flags: ViewFlags): void Set GraphicBranch.viewFlagOverrides to override all ViewFlags as specified by flags.  

Properties

Name Type Description
entries Readonly RenderGraphic[] The child nodes of this branch  
isEmpty Accessor ReadOnly boolean Returns true if this branch contains no graphics.  
ownsEntries Readonly boolean If true, when the branch is disposed of, the RenderGraphics in its entries array will also be disposed  
realityModelDisplaySettings undefined | RealityModelDisplaySettings Controls how reality models are displayed within this branch. Beta  
symbologyOverrides undefined | FeatureSymbology.Overrides Optional symbology overrides to be applied to all graphics in this branch  
viewFlagOverrides Partial<Mutable<NonFunctionPropertiesOf<ViewFlags>>> Selectively overrides the view's ViewFlags while drawing graphics within this branch.  

Defined in

Last Updated: 20 June, 2023