our arc DAO plan on the AOCMP L-spine SABR case — C-arm single arc, one deliverable
MLC aperture per control point; leaves interpolate continuously between CPs (leaf-speed constrained)
CP0gantry0°MU0arc0%
left panel: C-arm sweep (axial) · right panel: beam's-eye MLC — blue = open aperture, dark banks = leaves · click the MU strip to scrub