raze-gles/source/audiolib/src/music.cpp

147 lines
3.3 KiB
C++

//-------------------------------------------------------------------------
/*
Copyright (C) 2010-2019 EDuke32 developers and contributors
Copyright (C) 2019 Nuke.YKT
This file is part of NBlood.
NBlood is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License version 2
as published by the Free Software Foundation.
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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
//-------------------------------------------------------------------------
#include "music.h"
#include "compat.h"
#include "drivers.h"
#include "midi.h"
#include "multivoc.h"
#include "sndcards.h"
int MUSIC_ErrorCode = MUSIC_Ok;
static midifuncs MUSIC_MidiFunctions;
#define MUSIC_SetErrorCode(status) MUSIC_ErrorCode = (status);
const char *MUSIC_ErrorString(int ErrorNumber)
{
const char *ErrorString;
switch (ErrorNumber)
{
case MUSIC_Warning:
case MUSIC_Error: ErrorString = MUSIC_ErrorString(MUSIC_ErrorCode); break;
case MUSIC_Ok: ErrorString = "Music ok."; break;
case MUSIC_MidiError: ErrorString = "Error playing MIDI file."; break;
default: ErrorString = "Unknown Music error code."; break;
}
return ErrorString;
}
int MUSIC_Init(int SoundCard)
{
int detected = 0;
if (SoundCard == ASS_AutoDetect)
{
redetect:
detected++;
SoundCard = ASS_OPL3;
}
if (SoundCard < 0 || SoundCard >= ASS_NumSoundCards)
{
failed:
MV_Printf("failed!\n");
MUSIC_ErrorCode = MUSIC_MidiError;
return MUSIC_Error;
}
if (!SoundDriver_IsMIDISupported(SoundCard))
{
MV_Printf("Couldn't init %s\n", SoundDriver_GetName(SoundCard));
if (detected < 2)
goto redetect;
goto failed;
}
ASS_MIDISoundDriver = SoundCard;
int status = SoundDriver_MIDI_Init(&MUSIC_MidiFunctions);
if (status != MUSIC_Ok)
{
if (detected < 2)
goto redetect;
goto failed;
}
MV_Printf("%s\n", SoundDriver_GetName(SoundCard));
MIDI_SetMidiFuncs(&MUSIC_MidiFunctions);
return MUSIC_Ok;
}
int MUSIC_Shutdown(void)
{
MIDI_StopSong();
return MUSIC_Ok;
}
void MUSIC_SetVolume(int volume) { MIDI_SetVolume(min(max(0, volume), 255)); }
int MUSIC_GetVolume(void) { return MIDI_GetVolume(); }
void MUSIC_SetLoopFlag(int loopflag) { MIDI_SetLoopFlag(loopflag); }
void MUSIC_Continue(void) { MIDI_ContinueSong(); }
void MUSIC_Pause(void) { MIDI_PauseSong(); }
int MUSIC_StopSong(void)
{
MIDI_StopSong();
MUSIC_SetErrorCode(MUSIC_Ok);
return MUSIC_Ok;
}
int MUSIC_PlaySong(char *song, int songsize, int loopflag, const char *fn /*= nullptr*/)
{
UNREFERENCED_PARAMETER(songsize);
UNREFERENCED_PARAMETER(fn);
MUSIC_SetErrorCode(MUSIC_Ok)
if (MIDI_PlaySong(song, loopflag) != MIDI_Ok)
{
MUSIC_SetErrorCode(MUSIC_MidiError);
return MUSIC_Warning;
}
return MUSIC_Ok;
}
void MUSIC_Update(void)
{
}