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83 lines
3.9 KiB
Diff
83 lines
3.9 KiB
Diff
commit b29f54fb6efcdb2facf0471bd8e24d8eea3231b0
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Author: Paul Davis <paul@linuxaudiosystems.com>
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Date: Wed Feb 20 18:53:30 2013 +0000
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back-port tempo line assert fix from 3.0 to stop crashing under some relatively easy to hit conditions
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git-svn-id: svn://localhost/ardour2/branches/2.0-ongoing@14067 d708f5d6-7413-0410-9779-e7cbd77b26cf
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diff --git a/gtk2_ardour/tempo_lines.cc b/gtk2_ardour/tempo_lines.cc
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index e8bd034..a373dec 100644
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--- a/gtk2_ardour/tempo_lines.cc
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+++ b/gtk2_ardour/tempo_lines.cc
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@@ -146,9 +146,8 @@ TempoLines::draw (ARDOUR::TempoMap::BBTPointList& points, double frames_per_unit
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}
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xpos = rint(((nframes64_t)(*i).frame) / (double)frames_per_unit);
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- if (inserted_last_time && !_lines.empty()) {
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- li = _lines.lower_bound(xpos); // first line >= xpos
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- }
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+
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+ li = _lines.lower_bound(xpos); // first line >= xpos
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line = (li != _lines.end()) ? li->second : NULL;
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assert(!line || line->property_x1() == li->first);
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@@ -215,33 +214,35 @@ TempoLines::draw (ARDOUR::TempoMap::BBTPointList& points, double frames_per_unit
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// Create a new line
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} else if (_lines.size() < needed || _lines.size() < MAX_CACHED_LINES) {
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//cout << "*** CREATING LINE" << endl;
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- assert(_lines.find(xpos) == _lines.end());
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- line = new ArdourCanvas::SimpleLine (*_group);
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- line->property_x1() = xpos;
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- line->property_x2() = xpos;
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- line->property_y1() = 0.0;
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- line->property_y2() = _height;
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- line->property_color_rgba() = color;
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- _lines.insert(make_pair(xpos, line));
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- inserted_last_time = true;
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+ if (_lines.find(xpos) == _lines.end()) {
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+ line = new ArdourCanvas::SimpleLine (*_group);
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+ line->property_x1() = xpos;
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+ line->property_x2() = xpos;
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+ line->property_y1() = 0.0;
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+ line->property_y2() = _height;
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+ line->property_color_rgba() = color;
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+ _lines.insert(make_pair(xpos, line));
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+ inserted_last_time = true;
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+ }
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// Steal from the left
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} else {
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//cout << "*** STEALING FROM LEFT" << endl;
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- assert(_lines.find(xpos) == _lines.end());
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- Lines::iterator steal = _lines.begin();
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- line = steal->second;
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- _lines.erase(steal);
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- line->property_color_rgba() = color;
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- line->property_x1() = xpos;
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- line->property_x2() = xpos;
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- _lines.insert(make_pair(xpos, line));
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- inserted_last_time = true; // search next time
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- invalidated = true;
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-
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- // Shift clean range right
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- _clean_left = max(_clean_left, steal->first);
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- _clean_right = max(_clean_right, xpos);
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+ if (_lines.find(xpos) == _lines.end()) {
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+ Lines::iterator steal = _lines.begin();
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+ line = steal->second;
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+ _lines.erase(steal);
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+ line->property_color_rgba() = color;
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+ line->property_x1() = xpos;
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+ line->property_x2() = xpos;
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+ _lines.insert(make_pair(xpos, line));
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+ inserted_last_time = true; // search next time
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+ invalidated = true;
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+
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+ // Shift clean range right
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+ _clean_left = max(_clean_left, steal->first);
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+ _clean_right = max(_clean_right, xpos);
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+ }
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}
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break;
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