-void
-Amp::inc_gain (gain_t factor, void *src)
-{
- float desired_gain = _gain_control->user_double();
-
- if (desired_gain == 0.0f) {
- set_gain (0.000001f + (0.000001f * factor), src);
- } else {
- set_gain (desired_gain + (desired_gain * factor), src);
- }
-}
-
-void
-Amp::set_gain (gain_t val, void *src)
-{
- val = min (val, max_gain_coefficient);
-
- if (src != _gain_control.get()) {
- _gain_control->set_value (val);
- // bit twisty, this will come back and call us again
- // (this keeps control in sync with reality)
- return;
- }
-
- _gain_control->set_double (val);
- _session.set_dirty();
-}
-