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Speed up redraw while tempo dragging with midi regions (and possibly other redraws)

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This commit is contained in:
nick_m
2016-05-29 05:47:11 +10:00
parent 0d7f73cb27
commit 647c86e0f7
1 changed files with 6 additions and 3 deletions
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9
gtk2_ardour/midi_region_view.cc
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@@ -1191,10 +1191,9 @@ MidiRegionView::redisplay_model()
if (!empty_when_starting && (cne = find_canvas_note (note)) != 0) { if (!empty_when_starting && (cne = find_canvas_note (note)) != 0) {
cne->validate ();
update_note (cne);
if (visible) { if (visible) {
cne->validate ();
update_note (cne);
cne->show (); cne->show ();
} else { } else {
cne->hide (); cne->hide ();
@@ -3827,6 +3826,10 @@ MidiRegionView::color_handler ()
void void
MidiRegionView::enable_display (bool yn) MidiRegionView::enable_display (bool yn)
{ {
if (_enable_display == yn) {
return;
}
RegionView::enable_display (yn); RegionView::enable_display (yn);
if (yn) { if (yn) {
redisplay_model (); redisplay_model ();