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156 lines
4.1 KiB
156 lines
4.1 KiB
/* fmout.h - class fmOut which handles the /dev/sequencer device
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for FM synths
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This file is part of LibKMid 0.9.5
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Copyright (C) 1998,99,2000 Antonio Larrosa Jimenez
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LibKMid's homepage : http://www.arrakis.es/~rlarrosa/libtdemid.html
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library 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 GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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Send comments and bug fixes to Antonio Larrosa <larrosa@kde.org>
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***************************************************************************/
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#ifndef _FMOUT_H
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#define _FMOUT_H
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#include <libtdemid/midiout.h>
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#include <libtdemid/voiceman.h>
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/**
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* FM device output class . FMOut is used to send MIDI events to
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* FM devices, such as AdLib cards, or OPL3 synthesizers.
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*
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* FMOut inherits MidiOut and supports the same simple API.
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*
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* The preferred way to use this class is by selecting a FM device
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* on the MidiManager and using a MidiManager object directly
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*
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* @short Sends MIDI events to FM devices
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* @version 0.9.5 17/01/2000
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* @author Antonio Larrosa Jimenez <larrosa@kde.org>
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*/
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class KMID_EXPORT FMOut : public MidiOut
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{
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private:
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class FMOutPrivate;
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FMOutPrivate *di;
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int patchloaded[256];
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/**
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* Takes a value of 2 or 3, for FM or OPL3 support
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*/
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int opl;
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int nvoices;
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VoiceManager *vm;
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void modifyPatch(char *buf, int key);
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void loadFMPatches (void);
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public:
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/**
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* Constructor. See MidiOut::MidiOut() for more information.
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*/
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FMOut ( int d=0, int total =12 );
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/**
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* Destructor.
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*/
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~FMOut ();
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/**
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* See MidiOut::openDev()
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*/
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virtual void openDev ( int sqfd );
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/**
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* See MidiOut::closeDev()
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*/
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virtual void closeDev ( void );
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/**
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* See MidiOut::initDev()
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*/
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virtual void initDev ( void );
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/**
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* See MidiOut::noteOn()
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*/
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virtual void noteOn ( uchar chn, uchar note, uchar vel );
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/**
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* See MidiOut::noteOff()
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*/
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virtual void noteOff ( uchar chn, uchar note, uchar vel );
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/**
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* See MidiOut::keyPressure()
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*/
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virtual void keyPressure ( uchar chn, uchar note, uchar vel );
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/**
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* See MidiOut::chnPatchChange()
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*/
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virtual void chnPatchChange ( uchar chn, uchar patch );
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/**
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* See MidiOut::chnPressure()
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*/
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virtual void chnPressure ( uchar chn, uchar vel );
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/**
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* See MidiOut::chnPitchBender()
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*/
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virtual void chnPitchBender ( uchar chn, uchar lsb, uchar msb );
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/**
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* See MidiOut::chnController()
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*/
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virtual void chnController ( uchar chn, uchar ctl , uchar v );
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/**
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* It's an empty function, as FM devices don't support System Exclusive
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* messages
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*/
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virtual void sysex ( uchar *data,ulong size);
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/**
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* See MidiOut::setVolumePercentage()
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*/
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virtual void setVolumePercentage ( int i );
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/**
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* Returns @p p if the patch p has been loaded, or another patch (already loaded)
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* if @p p hasn't been loaded.
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*/
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int patch(int p);
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private:
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static const char *FMPatchesDirectory;
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static int deleteFMPatchesDirectory;
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public:
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/**
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* Sets the directory where the FM patches are stored, that is, where the
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* std.o3, std.sb, drums.o3 and drums.sb files can be found.
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*
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* It will store a copy of the parameter, so you should delete the memory
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* used by the parameter you passed.
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*/
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static void setFMPatchesDirectory(const char *dir);
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};
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#endif
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