gusout.h

/*  gusout.h   - class gusOut which implements support for Gravis
         Ultrasound cards through a /dev/sequencer device
    This file is part of LibKMid 0.9.5
    Copyright (C) 1998,99,2000  Antonio Larrosa Jimenez
    LibKMid's homepage : http://www.arrakis.es/~rlarrosa/libtdemid.html
 
    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License as published by the Free Software Foundation; either
    version 2 of the License, or (at your option) any later version.
 
    This library 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
    Library General Public License for more details.
 
    You should have received a copy of the GNU Library General Public License
    along with this library; see the file COPYING.LIB.  If not, write to
    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
    Boston, MA 02110-1301, USA.
 
    Send comments and bug fixes to Antonio Larrosa <larrosa@kde.org>
 
***************************************************************************/
#ifndef _GUSOUT_H
#define _GUSOUT_H
 
#include <libtdemid/midiout.h>
#include <libtdemid/voiceman.h>
 
class GUSOut : public MidiOut
{
  private:
    class GUSOutPrivate;
    GUSOutPrivate *di;
 
    int patchloaded[256];
    int nvoices;
 
    int use8bit; // Use 8 bit patches, instead of 16 bits to use less memory
    VoiceManager *vm;
 
    int totalmemory; // Total memory in soundcard
    int freememory; // Free memory
 
 
    void patchesLoadingOrder(int *patchesused,int *patchesordered);
    const char *patchName(int pgm);
 
  public:
    GUSOut(int d=0,int total =12);
 
    ~GUSOut();
 
    virtual void openDev    (int sqfd);
 
    virtual void closeDev   (void);
 
    virtual void initDev    (void);
 
    virtual void noteOn     ( uchar chn, uchar note, uchar vel );
 
    virtual void noteOff    ( uchar chn, uchar note, uchar vel );
 
    virtual void keyPressure    ( uchar chn, uchar note, uchar vel );
 
    virtual void chnPatchChange ( uchar chn, uchar patch );
 
    virtual void chnPressure    ( uchar chn, uchar vel );
 
    virtual void chnPitchBender ( uchar chn, uchar lsb,  uchar msb );
 
    virtual void chnController  ( uchar chn, uchar ctl , uchar v ); 
 
    virtual void sysex      ( uchar *data,ulong size);
 
    void setPatchesToUse(int *patchesused);
 
    int loadPatch  (int pgm);
 
    int patch(int p); 
 
  private:
    static const char *GUS_patches_directory;
    static int delete_GUS_patches_directory;
 
  public:
    static void setGUSPatchesDirectory(const char *dir);
 
};
 
#endif