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The great repository rearrangement of 2017.

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git-svn-id: https://svn.eduke32.com/eduke32@6055 1a8010ca-5511-0410-912e-c29ae57300e0
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hendricks266 2017-02-01 10:01:11 +00:00
parent 05985da5a3
commit 1cc9d13ccf
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source/audiolib/src/fx_man.cpp Normal file
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//-------------------------------------------------------------------------
/*
Copyright (C) 2016 EDuke32 developers and contributors
This file is part of EDuke32.
EDuke32 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 "compat.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "drivers.h"
#include "multivoc.h"
#include "fx_man.h"
int32_t FX_ErrorCode = FX_Ok;
int32_t FX_Installed = FALSE;
const char *FX_ErrorString(int32_t ErrorNumber)
{
const char *ErrorString;
switch (ErrorNumber)
{
case FX_Warning:
case FX_Error: ErrorString = FX_ErrorString(FX_ErrorCode); break;
case FX_Ok: ErrorString = "Fx ok."; break;
case FX_MultiVocError: ErrorString = MV_ErrorString(MV_Error); break;
default: ErrorString = "Unknown Fx error code."; break;
}
return ErrorString;
}
int32_t FX_Init(int32_t numvoices, int32_t numchannels, unsigned mixrate, void *initdata)
{
if (FX_Installed)
FX_Shutdown();
#if defined MIXERTYPEWIN
int SoundCard = ASS_DirectSound;
#elif defined MIXERTYPESDL
int SoundCard = ASS_SDL;
#else
#warning No sound driver selected!
int SoundCard = ASS_NoSound;
#endif
if (SoundDriver_IsSupported(SoundCard) == 0)
{
// unsupported cards fall back to no sound
SoundCard = ASS_NoSound;
}
int status = FX_Ok;
if (MV_Init(SoundCard, mixrate, numvoices, numchannels, initdata) != MV_Ok)
{
FX_SetErrorCode(FX_MultiVocError);
status = FX_Error;
}
if (status == FX_Ok)
FX_Installed = TRUE;
return status;
}
int32_t FX_Shutdown(void)
{
if (!FX_Installed)
return FX_Ok;
int status = MV_Shutdown();
if (status != MV_Ok)
{
FX_SetErrorCode(FX_MultiVocError);
status = FX_Error;
}
FX_Installed = FALSE;
return status;
}
static wavefmt_t FX_DetectFormat(char const * const ptr, uint32_t length)
{
if (length < 12)
return FMT_UNKNOWN;
wavefmt_t fmt = FMT_UNKNOWN;
switch (LITTLE32(*(int32_t const *)ptr))
{
case 'C' + ('r' << 8) + ('e' << 16) + ('a' << 24): // Crea
fmt = FMT_VOC;
break;
case 'O' + ('g' << 8) + ('g' << 16) + ('S' << 24): // OggS
fmt = FMT_VORBIS;
break;
case 'R' + ('I' << 8) + ('F' << 16) + ('F' << 24): // RIFF
switch (LITTLE32(*(int32_t const *)(ptr + 8)))
{
case 'C' + ('D' << 8) + ('X' << 16) + ('A' << 24): // CDXA
fmt = FMT_XA;
break;
default: fmt = FMT_WAV; break;
}
break;
case 'f' + ('L' << 8) + ('a' << 16) + ('C' << 24): // fLaC
fmt = FMT_FLAC;
break;
default:
switch (LITTLE32(*(int32_t const *)(ptr + 8)))
{
case 'W' + ('A' << 8) + ('V' << 16) + ('E' << 24): // WAVE
fmt = FMT_WAV;
break;
}
if (MV_IdentifyXMP(ptr, length))
{
fmt = FMT_XMP;
break;
}
break;
}
return fmt;
}
int32_t FX_Play(char *ptr, uint32_t length, int32_t loopstart, int32_t loopend, int32_t pitchoffset,
int32_t vol, int32_t left, int32_t right, int32_t priority, uint32_t callbackval)
{
static int32_t(*const func[])(char *, uint32_t, int32_t, int32_t, int32_t, int32_t, int32_t, int32_t, int32_t, uint32_t) =
{ NULL, NULL, MV_PlayVOC, MV_PlayWAV, MV_PlayVorbis, MV_PlayFLAC, MV_PlayXA, MV_PlayXMP };
EDUKE32_STATIC_ASSERT(FMT_MAX == ARRAY_SIZE(func));
wavefmt_t const fmt = FX_DetectFormat(ptr, length);
int handle =
(func[fmt]) ? func[fmt](ptr, length, loopstart, loopend, pitchoffset, vol, left, right, priority, callbackval) : -1;
if (handle <= MV_Ok)
{
FX_SetErrorCode(FX_MultiVocError);
handle = FX_Warning;
}
return handle;
}
int32_t FX_Play3D(char *ptr, uint32_t length, int32_t loophow, int32_t pitchoffset, int32_t angle, int32_t distance,
int32_t priority, uint32_t callbackval)
{
static int32_t (*const func[])(char *, uint32_t, int32_t, int32_t, int32_t, int32_t, int32_t, uint32_t) =
{ NULL, NULL, MV_PlayVOC3D, MV_PlayWAV3D, MV_PlayVorbis3D, MV_PlayFLAC3D, MV_PlayXA3D, MV_PlayXMP3D };
EDUKE32_STATIC_ASSERT(FMT_MAX == ARRAY_SIZE(func));
wavefmt_t const fmt = FX_DetectFormat(ptr, length);
int handle =
(func[fmt]) ? func[fmt](ptr, length, loophow, pitchoffset, angle, distance, priority, callbackval) : -1;
if (handle <= MV_Ok)
{
FX_SetErrorCode(FX_MultiVocError);
handle = FX_Warning;
}
return handle;
}
int32_t FX_SetPrintf(void (*function)(const char *, ...))
{
MV_SetPrintf(function);
return FX_Ok;
}