61 lines
1.9 KiB
C++
61 lines
1.9 KiB
C++
/*
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* Copyright (C) 2014-2015 David Robillard <d@drobilla.net>
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* Copyright (C) 2017 Paul Davis <paul@linuxaudiosystems.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "ardour/legatize.h"
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#include "ardour/midi_model.h"
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namespace ARDOUR {
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Legatize::Legatize(bool shrink_only)
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: _shrink_only(shrink_only)
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{}
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Legatize::~Legatize ()
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{}
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Command*
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Legatize::operator()(boost::shared_ptr<ARDOUR::MidiModel> model,
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Temporal::Beats position,
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std::vector<Legatize::Notes>& seqs)
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{
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MidiModel::NoteDiffCommand* cmd = new MidiModel::NoteDiffCommand(model, name ());
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for (std::vector<Legatize::Notes>::iterator s = seqs.begin(); s != seqs.end(); ++s) {
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for (Legatize::Notes::iterator i = (*s).begin(); i != (*s).end();) {
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Legatize::Notes::iterator next = i;
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if (++next == (*s).end()) {
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break;
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}
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const Temporal::Beats new_end = (*next)->time() - Temporal::Beats::tick();
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if ((*i)->end_time() > new_end ||
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(!_shrink_only && (*i)->end_time() < new_end)) {
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const Temporal::Beats new_length(new_end - (*i)->time());
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cmd->change((*i), MidiModel::NoteDiffCommand::Length, new_length);
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}
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i = next;
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}
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}
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return cmd;
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}
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} // namespace ARDOUR
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