@pmndrs/bvh
    Preparing search index...

    Variable GPU_LAYOUT_INDEXED_FLAG_SHIFTConst

    GPU_LAYOUT_INDEXED_FLAG_SHIFT: 28

    Where the records' flags bits 0-1 (filter, flip) sit in an indexed triangle's word 3: flags << 28. A record's material bits (16-31, merged meshes only) move to the merged side table instead.