diff options
| -rw-r--r-- | gtk2_ardour/editor_drag.cc | 33 |
1 files changed, 0 insertions, 33 deletions
diff --git a/gtk2_ardour/editor_drag.cc b/gtk2_ardour/editor_drag.cc index 435137168c..3eeca0a6bc 100644 --- a/gtk2_ardour/editor_drag.cc +++ b/gtk2_ardour/editor_drag.cc @@ -2094,39 +2094,6 @@ CursorDrag::start_grab (GdkEvent* event, Gdk::Cursor* c) void CursorDrag::motion (GdkEvent* event, bool) { - if (_drags->current_pointer_y() != last_pointer_y()) { - - /* zoom when we move the pointer up and down */ - - /* y range to operate over (pixels) */ - double const y_range = 512; - /* we will multiply the grab zoom by a factor between scale_range and scale_range^-1 */ - double const scale_range = 4; - /* dead zone around the grab point in which to do no zooming (pixels) */ - double const dead_zone = 100; - - /* current dy */ - double dy = _drags->current_pointer_y() - grab_y(); - - if (dy < -dead_zone || dy > dead_zone) { - /* we are outside the dead zone; remove it from our calculation */ - if (dy < 0) { - dy += dead_zone; - } else { - dy -= dead_zone; - } - - /* get a number from -1 to 1 as dy ranges from -y_range to y_range */ - double udy = max (min (dy / y_range, 1.0), -1.0); - - /* and zoom, using playhead focus temporarily */ - Editing::ZoomFocus const zf = _editor->get_zoom_focus (); - _editor->set_zoom_focus (Editing::ZoomFocusPlayhead); - _editor->temporal_zoom (_grab_zoom * pow (scale_range, -udy)); - _editor->set_zoom_focus (zf); - } - } - framepos_t const adjusted_frame = adjusted_current_frame (event); if (adjusted_frame != last_pointer_frame()) { fake_locate (adjusted_frame); |