Amp is the one place where we generate a per-sample vector for automation playback. Scale this by the masters' value(s) if appropriate
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@ -395,6 +395,23 @@ Amp::setup_gain_automation (framepos_t start_frame, framepos_t end_frame, framec
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assert (_gain_automation_buffer);
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_apply_gain_automation = _gain_control->list()->curve().rt_safe_get_vector (
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start_frame, end_frame, _gain_automation_buffer, nframes);
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/* XXX the future requires a way to automate the control master
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* and merge its own automation vector/curve with this one. We
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* don't have a way to do that just yet, so for now, just get
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* the master's current gain and scale our own automation
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* vector/curve by this value.
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*/
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if (_gain_control->slaved()) {
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const double master_gain = _gain_control->get_masters_value ();
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if (master_gain != 1.0) {
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for (framecnt_t n = 0; n < nframes; ++n) {
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_gain_automation_buffer[n] *= master_gain;
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}
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}
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}
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if (start_frame != _current_automation_frame && _session.bounce_processing ()) {
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_current_gain = _gain_automation_buffer[0];
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}
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