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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
* midimapper.h
*
* Mon Jul 21 15:24:07 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.
*/
#pragma once
#include <map>
#include <string>
#include <mutex>
#include <vector>
enum class MapFrom {
Note,
CC,
None
};
enum class MapTo {
PlayInstrument,
InstrumentState,
None
};
enum class InstrumentStateKind {
Position,
Openness,
None
};
struct MidimapEntry
{
MapFrom from_kind;
MapTo to_kind;
int from_id; // note or CC number
std::string instrument_name;
InstrumentStateKind maybe_instrument_state_kind;
uint8_t state_min; // cc value mapping to state 0.0
uint8_t state_max; // cc value mapping to state 1.0
};
using midimap_t = std::vector<MidimapEntry>;
using instrmap_t = std::map<std::string, int>;
class MidiMapper
{
public:
//! Lookup midi map entries matching the given query.
std::vector<MidimapEntry> lookup(
int from_id = -1, // note or cc #. -1 matches all notes/cc's
MapFrom from_kind = MapFrom::None, // None will return both CC and note maps
MapTo to_kind = MapTo::None, // None will return both instrument hits and controls
InstrumentStateKind state_kind = InstrumentStateKind::None // None maps all state control kinds
);
int lookup_instrument(std::string name);
std::vector<int> lookup_instruments(std::vector<MidimapEntry> const& entries);
//! Set new map sets.
void swap(instrmap_t& instrmap, midimap_t& midimap);
const midimap_t& getMap();
private:
instrmap_t instrmap;
midimap_t midimap;
std::mutex mutex;
};
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