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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
* midimapper.cc
*
* Mon Jul 21 15:24:08 CEST 2008
* Copyright 2008 Bent Bisballe Nyeng
* deva@aasimon.org
****************************************************************************/
/*
* This file is part of DrumGizmo.
*
* DrumGizmo is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* DrumGizmo is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with DrumGizmo; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#include "midimapper.h"
int MidiMapper::lookup(int note, int controller)
{
std::lock_guard<std::mutex> guard(mutex);
auto midimap_it = midimap.find(note);
if(midimap_it == midimap.end())
{
return -1;
}
auto instrmap_it = instrmap.find(midimap_it->second);
if(instrmap_it == instrmap.end())
{
return -1;
}
if(controller >= 0 && !controlthreshmap[note].empty())
{
// find instrument where controller is above threshold with smallest distance to threshold
int diff = 10000;
std::string instr = controlthreshmap[note].begin()->first;
for(auto& c : controlthreshmap[note])
{
int cur_diff = controller - c.second;
if(cur_diff >= 0 && cur_diff < diff)
{
diff = cur_diff;
instr = c.first;
}
}
instrmap_it = instrmap.find(instr);
}
return instrmap_it->second;
}
void MidiMapper::swap(instrmap_t& instrmap, midimap_t& midimap, controlthreshmap_t& controlthreshmap)
{
std::lock_guard<std::mutex> guard(mutex);
std::swap(this->instrmap, instrmap);
std::swap(this->midimap, midimap);
std::swap(this->controlthreshmap, controlthreshmap);
}
const midimap_t& MidiMapper::getMap()
{
return midimap;
}
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