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Do not interpolate playhead when stopped.

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This fixes a bug where, for a few seconds after transport stops, the users zoom+panning would get hijacked by the follow_playhead behavior, because the playhead was still "hunting".
This commit is contained in:
Ben Loftis 2018-02-23 13:48:29 -06:00
parent 21102b45d0
commit a23a8ebcad
1 changed files with 5 additions and 0 deletions
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5
gtk2_ardour/editor.cc
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@ -5759,6 +5759,11 @@ Editor::super_rapid_screen_update ()
_last_update_time = 0; _last_update_time = 0;
} }
if (_session->transport_speed () == 0) {
//we are stopped. don't interpolate the playhead position; just set it
_last_update_time = 0;
}
if (_last_update_time > 0) { if (_last_update_time > 0) {
/* interpolate and smoothen playhead position */ /* interpolate and smoothen playhead position */
const double ds = (now - _last_update_time) * _session->transport_speed() * _session->nominal_sample_rate () * 1e-6; const double ds = (now - _last_update_time) * _session->transport_speed() * _session->nominal_sample_rate () * 1e-6;