// Emacs style mode select -*- C++ -*-
//---------------------------------------------------------------------------
//
// $Id: pcsound.h,v 1.1.1.1 2003/02/14 19:03:28 fraggle Exp $
//
// Copyright(C) 1984-2000 David L. Clark
// Copyright(C) 2001-2003 Simon Howard
//
// This program is free software; you can redistribute it and/or modify it
// under the terms of the GNU General Public License as published by the
// Free Software Foundation; either version 2 of the License, or (at your
// option) any later version. This program 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 General Public License for more details. You should have
// received a copy of the GNU General Public License along with this
// program; if not, write to the Free Software Foundation, Inc., 59 Temple
// Place - Suite 330, Boston, MA 02111-1307, USA.
//
//--------------------------------------------------------------------------
//
// PC Speaker Interface
//
//---------------------------------------------------------------------------

#ifndef __SDLSOUND_H__
#define __SDLSOUND_H__

//
// Initialise and Shut down
//

void Speaker_Init();
void Speaker_Shutdown();

//
// Turn speaker on and off
//

void Speaker_On();
void Speaker_Off();

// 
// Play a particular tone to the speaker
//
// count: This determines the frequency. count is 
//        the number of clock ticks between speaker
//        pulses. Hence clock_freq/count == tone 
//        frequency
//

void Speaker_Output(unsigned short count);

//
// Play a sound 
//
// This should be identical to the BASIC SOUND function
// duration = 1/18th's of a second
//

void Speaker_Sound(int freq, int duration);

#endif

//---------------------------------------------------------------------------
//
// $Log: pcsound.h,v $
// Revision 1.1.1.1  2003/02/14 19:03:28  fraggle
// Initial Sourceforge CVS import
//
//
// sdh 14/2/2003: change license header to GPL
// sdh 21/10/2001: added cvs tags
//
//---------------------------------------------------------------------------