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Restore scrolling performance on osx.

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git-svn-id: svn://localhost/ardour2/branches/2.0-ongoing@4092 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Nick Mainsbridge 2008-11-04 01:09:04 +00:00
parent b568afc01a
commit 5b25697c28
2 changed files with 8 additions and 2 deletions
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4
gtk2_ardour/editor.h
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@ -1668,7 +1668,9 @@ public:
ArdourCanvas::SimpleRect* range_marker_drag_rect;
void update_marker_drag_item (ARDOUR::Location *);
#ifdef GTKOSX
ArdourCanvas::SimpleRect *bogus_background_rect;
#endif
ArdourCanvas::SimpleRect *transport_bar_range_rect;
ArdourCanvas::SimpleRect *transport_bar_preroll_rect;
ArdourCanvas::SimpleRect *transport_bar_postroll_rect;

6
gtk2_ardour/editor_canvas.cc
View file

@ -133,10 +133,14 @@ Editor::initialize_canvas ()
logo_item->show ();
}
/* a group to hold time (measure) lines */
time_line_group = new ArdourCanvas::Group (*track_canvas->root());
#ifdef GTKOSX
/*XXX please don't laugh. this actually improves canvas performance on osx */
bogus_background_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, max_canvas_coordinate/3, physical_screen_height);
bogus_background_rect->property_outline_pixels() = 0;
#endif
transport_loop_range_rect = new ArdourCanvas::SimpleRect (*time_line_group, 0.0, 0.0, 0.0, physical_screen_height);
transport_loop_range_rect->property_outline_pixels() = 1;
transport_loop_range_rect->hide();