PASS cloud irradiance preserves source colour and inverse square
PASS single patch has zero angular spread
PASS independent illuminated ring patches add energy
PASS cloud intensity cap preserves chromatic ratios
PASS zero exposure produces no artificial brightness floor
PASS below-horizon ring patch is rejected
PASS solid body between cloud and ring blocks reflection
PASS body beyond ring does not block finite light segment
PASS distributed ring has stable moment direction and broad angular extent
PASS dark ring leaves native direction unchanged
PASS ring-only night works without any moon contribution
PASS native and ring light retain luminance-weighted direction
PASS opposed sources cannot generate NaN direction
PASS phase broadening is limited to ring fraction
PASS backward scattering lobe retains its sign
PASS repeated render update cannot accumulate ring energy
PASS solar uniform refresh establishes a fresh native baseline
PASS partial shader write remains recoverable
PASS render exit restores every layer and is idempotent
TOTAL 19 passed; managed light and render transaction tests, not native EVE rendering
