7bc1aa9b05
- Add a hidden directional light to Filament scenes with no lights to work around soft shadow blackout bug. - Respect quality/shadowsize as default shadow map resolution. - Interpret light/bulbradius in correct units for each shadow type and update XML reference docs. - Support updating the shadow map resolution of live Filament lights. - Clamp light intensities to non-negative values in the Filament debug panel. PiperOrigin-RevId: 957305808 Change-Id: Ic7a3430aaa3b117be7fbb7ace836d68e54cdf65a