ardour/livetrax
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Fix graphical issues in tempo curve.

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This commit is contained in:
nick_m 2016-09-04 03:18:12 +10:00
parent cbd310ef65
commit a4d67279e0
1 changed files with 4 additions and 3 deletions
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7
gtk2_ardour/tempo_curve.cc
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@ -121,18 +121,19 @@ TempoCurve::set_position (framepos_t frame, framepos_t end_frame)
points->push_back (ArdourCanvas::Duple (0.0, curve_height));
if (end_frame == UINT32_MAX) {
const double tempo_at = _tempo.tempo_at_frame (frame, editor.session()->frame_rate()) * _tempo.note_type();
const double tempo_at = _tempo.tempo_at_frame (frame, editor.session()->frame_rate()) * 4.0;
const double y_pos = (curve_height) - (((tempo_at - _min_tempo) / (_max_tempo - _min_tempo)) * curve_height);
points->push_back (ArdourCanvas::Duple (0.0, y_pos));
points->push_back (ArdourCanvas::Duple (ArdourCanvas::COORD_MAX - 5.0, y_pos));
} else {
const framepos_t frame_step = max ((end_frame - frame) / 5, (framepos_t) 1);
framepos_t current_frame = frame;
while (current_frame < (end_frame - frame_step)) {
const double tempo_at = _tempo.tempo_at_frame (current_frame, editor.session()->frame_rate()) * _tempo.note_type();
const double tempo_at = _tempo.tempo_at_frame (current_frame, editor.session()->frame_rate()) * 4.0;
const double y_pos = max ((curve_height) - (((tempo_at - _min_tempo) / (_max_tempo - _min_tempo)) * curve_height), 0.0);
points->push_back (ArdourCanvas::Duple (editor.sample_to_pixel (current_frame - frame), min (y_pos, curve_height)));
@ -140,7 +141,7 @@ TempoCurve::set_position (framepos_t frame, framepos_t end_frame)
current_frame += frame_step;
}
const double tempo_at = _tempo.tempo_at_frame (end_frame, editor.session()->frame_rate()) * _tempo.note_type();
const double tempo_at = _tempo.tempo_at_frame (end_frame, editor.session()->frame_rate()) * 4.0;
const double y_pos = max ((curve_height) - (((tempo_at - _min_tempo) / (_max_tempo - _min_tempo)) * curve_height), 0.0);
points->push_back (ArdourCanvas::Duple (editor.sample_to_pixel ((end_frame - 1) - frame), min (y_pos, curve_height)));