The parts of a TraceSceneData the walk reads. triangleLeaves (default 'records'), positions and positionLayout (default 'vec4') only matter for an indexed scene.
triangleLeaves
'records'
positions
positionLayout
'vec4'
Optional
Readonly
Indexed scenes: the positions, as a buffer or as a Float32Array view (read through the view, not its whole buffer).
Float32Array
The parts of a TraceSceneData the walk reads.
triangleLeaves(default'records'),positionsandpositionLayout(default'vec4') only matter for an indexed scene.