jpark37 e55bfa8e20 obs-filters: Increase opacity precision
For v2 filters, switch Opacity settings from integer [0, 100] to
floating-point [0.0, 1.0] with four decimal places for granular blacks.

Also multiply alpha in shader to maintain precision.
2021-04-30 00:19:49 -07:00
..
2020-01-12 20:02:33 -08:00