OptionalbuildOptionalcamera#150 (DD-009 D3): camera projection.
OptionalcolorOptionalcreateWorker factory escape hatch (DD-005 slim/custom entries; D2).
OptionallayerInclusive [start, end]; null/undefined shows every layer.
OptionalonOptionalonOptionalonOptionalonOptionalonOptionalonOptionalonOptionalonOptionalonOptionalonOptionalonOptionalparseOptionalprogressDD-006 live progress observation; null hides the overlay.
OptionalqualityOptionalrendererAdvanced/test renderer injectables (pass-throughs of the renderer contract).
OptionalscrubScrub cut (IR segment index); null shows everything up to the layer range.
OptionalshowDD-009 D1 (#148): opt-in retraction/deretraction markers.
OptionalshowOptionalsourceThe one prop needed in practice: bytes/File to parse. Changing it re-parses.
Optionaltheme#153 (DD-009 D4): bounded declarative theme.
Optionaltube
Consumer-configured volume — wins over file-discovered geometry (DD-005 precedence).