-static inline double
-gain_to_slider_position (ARDOUR::gain_t g)
-{
- if (g == 0) return 0;
- return pow((6.0*log(g)/log(2.0)+192.0)/198.0, 8.0);
-
-}
-
-static inline ARDOUR::gain_t
-slider_position_to_gain (double pos)
-{
- /* XXX Marcus writes: this doesn't seem right to me. but i don't have a better answer ... */
- if (pos == 0.0) return 0;
- return pow (2.0,(sqrt(sqrt(sqrt(pos)))*198.0-192.0)/6.0);