SDLPAL/sound.h

/* -*- mode: c; tab-width: 4; c-basic-offset: 3; c-file-style: "linux" -*- */
//
// Copyright (c) 2009, Wei Mingzhi <whistler_wmz@users.sf.net>.
// All rights reserved.
//
// This file is part of SDLPAL.
//
// SDLPAL 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 3 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, see <http://www.gnu.org/licenses/>.
//

#ifndef SOUND_H
#define SOUND_H

#include "common.h"

#ifndef PAL_MAX_SAMPLERATE
#define PAL_MAX_SAMPLERATE 48000
#endif

#ifdef __cplusplus
extern "C"
{
#endif

INT
SOUND_OpenAudio(
   VOID
);

VOID
SOUND_CloseAudio(
   VOID
);

VOID
SOUND_PlayChannel(
   INT    iSoundNum,
   INT    iChannel
);

SDL_AudioSpec*
SOUND_GetAudioSpec(
   VOID
);

#ifdef __SYMBIAN32__
VOID
SOUND_AdjustVolume(
   INT    iDirectory
);
#endif

VOID
SOUND_PlayMUS(
   INT       iNumRIX,
   BOOL      fLoop,
   FLOAT     flFadeTime
);

BOOL
SOUND_PlayCDA(
   INT    iNumTrack
);

#ifdef PAL_CLASSIC
extern int g_iCurrChannel;
#define SOUND_Play(i) SOUND_PlayChannel((i), (g_iCurrChannel ^= 1))
#else
#define SOUND_Play(i) SOUND_PlayChannel((i), 0)
#endif

extern BOOL       g_fNoSound;
extern BOOL       g_fNoMusic;

#define SOUND_IsIntegerConversion(a) ((((a) % gpGlobals->iSampleRate) | (gpGlobals->iSampleRate % (a))) == 0)

#ifdef __cplusplus
}
#endif

#endif