Optional callback fired while a fresh render graph is being built. Use this
as the escape hatch for one-off inline passes (e.g. a brush gizmo): inspect
frame.hdr, declare a pass via frame.graph.addPass(...), and write the new
handle back into frame.hdr so downstream features pick it up.
Optional callback fired while a fresh render graph is being built. Use this as the escape hatch for one-off inline passes (e.g. a brush gizmo): inspect
frame.hdr, declare a pass viaframe.graph.addPass(...), and write the new handle back intoframe.hdrso downstream features pick it up.