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Midi note resizing uses exact beat.

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This commit is contained in:
nick_m 2016-07-06 02:03:06 +10:00
parent 11f002ddc4
commit 5f0ab71989
1 changed files with 20 additions and 5 deletions
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25
gtk2_ardour/midi_region_view.cc
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@ -2750,6 +2750,7 @@ MidiRegionView::begin_resizing (bool /*at_front*/)
void
MidiRegionView::update_resizing (NoteBase* primary, bool at_front, double delta_x, bool relative, double snap_delta, bool with_snap)
{
TempoMap& tmap (trackview.session()->tempo_map());
bool cursor_set = false;
bool const ensure_snap = trackview.editor().snap_mode () != SnapMagnetic;
@ -2811,9 +2812,19 @@ MidiRegionView::update_resizing (NoteBase* primary, bool at_front, double delta_
sign = -1;
}
const double snapped_x = (with_snap ? snap_pixel_to_sample (current_x, ensure_snap) : trackview.editor ().pixel_to_sample (current_x));
Evoral::Beats beats = region_frames_to_region_beats (snapped_x);
Evoral::Beats len = Evoral::Beats();
double snapped_x;
uint32_t divisions = 0;
if (with_snap) {
snapped_x = snap_pixel_to_sample (current_x, ensure_snap);
divisions = trackview.editor().get_grid_music_divisions (0);
} else {
snapped_x = trackview.editor ().pixel_to_sample (current_x);
}
const Evoral::Beats beats = Evoral::Beats (tmap.exact_beat_at_frame (snapped_x + midi_region()->position(), divisions)
- midi_region()->beat()) + midi_region()->start_beats();
Evoral::Beats len = Evoral::Beats();
if (at_front) {
if (beats < canvas_note->note()->end_time()) {
@ -2846,6 +2857,7 @@ void
MidiRegionView::commit_resizing (NoteBase* primary, bool at_front, double delta_x, bool relative, double snap_delta, bool with_snap)
{
_note_diff_command = _model->new_note_diff_command (_("resize notes"));
TempoMap& tmap (trackview.session()->tempo_map());
/* XX why doesn't snap_pixel_to_sample() handle this properly? */
bool const ensure_snap = trackview.editor().snap_mode () != SnapMagnetic;
@ -2893,16 +2905,19 @@ MidiRegionView::commit_resizing (NoteBase* primary, bool at_front, double delta_
sign = -1;
}
uint32_t divisions = 0;
/* Convert the new x position to a frame within the source */
framepos_t current_fr;
if (with_snap) {
current_fr = snap_pixel_to_sample (current_x, ensure_snap);
divisions = trackview.editor().get_grid_music_divisions (0);
} else {
current_fr = trackview.editor().pixel_to_sample (current_x);
}
/* and then to beats */
const Evoral::Beats x_beats = region_frames_to_region_beats (current_fr) + midi_region()->start_beats();
const Evoral::Beats x_beats = Evoral::Beats (tmap.exact_beat_at_frame (current_fr + midi_region()->position(), divisions)
- midi_region()->beat()) + midi_region()->start_beats();
if (at_front && x_beats < canvas_note->note()->end_time()) {
note_diff_add_change (canvas_note, MidiModel::NoteDiffCommand::StartTime, x_beats - (sign * snap_delta_beats));
@ -4114,8 +4129,8 @@ framepos_t
MidiRegionView::snap_frame_to_grid_underneath (framepos_t p, framecnt_t& grid_frames) const
{
PublicEditor& editor = trackview.editor ();
const Evoral::Beats p_beat = region_frames_to_region_beats (p);
const Evoral::Beats grid_beats = get_grid_beats(p);
const Evoral::Beats p_beat = max (Evoral::Beats(), region_frames_to_region_beats (p));
grid_frames = region_beats_to_region_frames (p_beat + grid_beats) - region_beats_to_region_frames (p_beat);