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301 lines
8.5 KiB
C
301 lines
8.5 KiB
C
/*
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Copyright (C) 1994-1995 Apogee Software, Ltd.
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Copyright (C) 2015 EDuke32 developers
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Copyright (C) 2015 Voidpoint, LLC
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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/**********************************************************************
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module: FX_MAN.C
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author: James R. Dose
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date: March 17, 1994
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Device independant sound effect routines.
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(c) Copyright 1994 James R. Dose. All Rights Reserved.
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**********************************************************************/
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#include "compat.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "drivers.h"
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#include "multivoc.h"
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#include "fx_man.h"
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int32_t FX_ErrorCode = FX_Ok;
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int32_t FX_Installed = FALSE;
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#define FX_SetErrorCode(status) FX_ErrorCode = (status);
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const char *FX_ErrorString(int32_t ErrorNumber)
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{
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const char *ErrorString;
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switch (ErrorNumber)
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{
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case FX_Warning:
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case FX_Error: ErrorString = FX_ErrorString(FX_ErrorCode); break;
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case FX_Ok: ErrorString = "Fx ok."; break;
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case FX_InvalidCard: ErrorString = "Invalid Sound Fx device."; break;
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case FX_MultiVocError: ErrorString = MV_ErrorString(MV_Error); break;
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default: ErrorString = "Unknown Fx error code."; break;
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}
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return ErrorString;
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}
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static inline int32_t FX_CheckMVErr(int32_t status)
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{
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if (status != MV_Ok)
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{
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FX_SetErrorCode(FX_MultiVocError);
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status = FX_Warning;
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}
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return status;
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}
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int32_t FX_Init(int32_t SoundCard, int32_t numvoices, int32_t numchannels, unsigned mixrate, void *initdata)
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{
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if (FX_Installed)
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FX_Shutdown();
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if (SoundCard == ASS_AutoDetect)
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{
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#if defined HAVE_DS
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SoundCard = ASS_DirectSound;
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#elif defined HAVE_SDL
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SoundCard = ASS_SDL;
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#else
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#warning No sound driver selected!
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SoundCard = ASS_NoSound;
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#endif
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}
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if (SoundCard < 0 || SoundCard >= ASS_NumSoundCards)
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{
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FX_SetErrorCode(FX_InvalidCard);
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return FX_Error;
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}
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if (SoundDriver_IsSupported(SoundCard) == 0)
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{
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// unsupported cards fall back to no sound
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SoundCard = ASS_NoSound;
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}
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int status = FX_Ok;
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if (MV_Init(SoundCard, mixrate, numvoices, numchannels, initdata) != MV_Ok)
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{
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FX_SetErrorCode(FX_MultiVocError);
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status = FX_Error;
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}
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if (status == FX_Ok)
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FX_Installed = TRUE;
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return status;
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}
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int32_t FX_Shutdown(void)
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{
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if (!FX_Installed)
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return FX_Ok;
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int status = MV_Shutdown();
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if (status != MV_Ok)
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{
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FX_SetErrorCode(FX_MultiVocError);
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status = FX_Error;
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}
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FX_Installed = FALSE;
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return status;
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}
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void FX_SetCallBack(void (*function)(uint32_t)) { MV_SetCallBack(function); }
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void FX_SetVolume(int32_t volume) { MV_SetVolume(volume); }
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int32_t FX_GetVolume(void) { return MV_GetVolume(); }
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void FX_SetReverseStereo(int32_t setting) { MV_SetReverseStereo(setting); }
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int32_t FX_GetReverseStereo(void) { return MV_GetReverseStereo(); }
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void FX_SetReverb(int32_t reverb) { MV_SetReverb(reverb); }
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int32_t FX_GetMaxReverbDelay(void) { return MV_GetMaxReverbDelay(); }
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int32_t FX_GetReverbDelay(void) { return MV_GetReverbDelay(); }
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void FX_SetReverbDelay(int32_t delay) { MV_SetReverbDelay(delay); }
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int32_t FX_VoiceAvailable(int32_t priority) { return MV_VoiceAvailable(priority); }
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int32_t FX_PauseVoice(int32_t handle, int32_t pause) { return FX_CheckMVErr(MV_PauseVoice(handle, pause)); }
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int32_t FX_GetPosition(int32_t handle, int32_t *position) { return FX_CheckMVErr(MV_GetPosition(handle, position)); }
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int32_t FX_SetPosition(int32_t handle, int32_t position) { return FX_CheckMVErr(MV_SetPosition(handle, position)); }
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int32_t FX_EndLooping(int32_t handle) { return FX_CheckMVErr(MV_EndLooping(handle)); }
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int32_t FX_SetPan(int32_t handle, int32_t vol, int32_t left, int32_t right)
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{
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return FX_CheckMVErr(MV_SetPan(handle, vol, left, right));
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}
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int32_t FX_SetPitch(int32_t handle, int32_t pitchoffset) { return FX_CheckMVErr(MV_SetPitch(handle, pitchoffset)); }
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int32_t FX_SetFrequency(int32_t handle, int32_t frequency) { return FX_CheckMVErr(MV_SetFrequency(handle, frequency)); }
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int32_t FX_Pan3D(int32_t handle, int32_t angle, int32_t distance)
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{
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return FX_CheckMVErr(MV_Pan3D(handle, angle, distance));
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}
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int32_t FX_SoundActive(int32_t handle) { return MV_VoicePlaying(handle); }
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int32_t FX_SoundsPlaying(void) { return MV_VoicesPlaying(); }
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int32_t FX_StopSound(int32_t handle) { return FX_CheckMVErr(MV_Kill(handle)); }
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int32_t FX_StopAllSounds(void) { return FX_CheckMVErr(MV_KillAllVoices()); }
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static wavefmt_t FX_AutoDetectFormat(const char *ptr, uint32_t length)
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{
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wavefmt_t fmt = FMT_UNKNOWN;
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if (length < 12)
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return fmt;
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switch (LITTLE32(*(int32_t const *)ptr))
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{
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case 'C' + ('r' << 8) + ('e' << 16) + ('a' << 24): // Crea
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fmt = FMT_VOC;
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break;
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case 'O' + ('g' << 8) + ('g' << 16) + ('S' << 24): // OggS
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fmt = FMT_VORBIS;
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break;
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case 'R' + ('I' << 8) + ('F' << 16) + ('F' << 24): // RIFF
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switch (LITTLE32(*(int32_t const *)(ptr + 8)))
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{
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case 'C' + ('D' << 8) + ('X' << 16) + ('A' << 24): // CDXA
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fmt = FMT_XA;
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break;
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default: fmt = FMT_WAV; break;
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}
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break;
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case 'f' + ('L' << 8) + ('a' << 16) + ('C' << 24): // fLaC
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fmt = FMT_FLAC;
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break;
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default:
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switch (LITTLE32(*(int32_t const *)(ptr + 8)))
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{
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case 'W' + ('A' << 8) + ('V' << 16) + ('E' << 24): // WAVE
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fmt = FMT_WAV;
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break;
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}
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break;
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}
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return fmt;
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}
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int32_t FX_PlayAuto(char *ptr, uint32_t length, int32_t pitchoffset, int32_t vol,
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int32_t left, int32_t right, int32_t priority, uint32_t callbackval)
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{
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return FX_PlayLoopedAuto(ptr, length, -1, -1, pitchoffset, vol, left, right, priority, callbackval);
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}
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int32_t FX_PlayLoopedAuto(char *ptr, uint32_t length, int32_t loopstart, int32_t loopend, int32_t pitchoffset,
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int32_t vol, int32_t left, int32_t right, int32_t priority, uint32_t callbackval)
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{
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int32_t handle = -1;
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EDUKE32_STATIC_ASSERT(FMT_MAX == 7);
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static int32_t(*const func[FMT_MAX])(char *, uint32_t, int32_t, int32_t, int32_t, int32_t, int32_t, int32_t, int32_t, uint32_t) =
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{ NULL, NULL, MV_PlayVOC, MV_PlayWAV, MV_PlayVorbis, MV_PlayFLAC, MV_PlayXA };
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wavefmt_t const fmt = FX_AutoDetectFormat(ptr, length);
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if (func[fmt])
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handle = func[fmt](ptr, length, loopstart, loopend, pitchoffset, vol, left, right, priority, callbackval);
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if (handle <= MV_Ok)
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{
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FX_SetErrorCode(FX_MultiVocError);
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handle = FX_Warning;
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}
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return handle;
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}
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int32_t FX_PlayAuto3D(char *ptr, uint32_t length, int32_t loophow, int32_t pitchoffset, int32_t angle, int32_t distance,
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int32_t priority, uint32_t callbackval)
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{
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int32_t handle = -1;
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EDUKE32_STATIC_ASSERT(FMT_MAX == 7);
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static int32_t (*const func[FMT_MAX])(char *, uint32_t, int32_t, int32_t, int32_t, int32_t, int32_t, uint32_t) =
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{ NULL, NULL, MV_PlayVOC3D, MV_PlayWAV3D, MV_PlayVorbis3D, MV_PlayFLAC3D, MV_PlayXA3D };
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wavefmt_t const fmt = FX_AutoDetectFormat(ptr, length);
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if (func[fmt])
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handle = func[fmt](ptr, length, loophow, pitchoffset, angle, distance, priority, callbackval);
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if (handle <= MV_Ok)
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{
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FX_SetErrorCode(FX_MultiVocError);
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handle = FX_Warning;
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}
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return handle;
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}
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int32_t FX_SetVoiceCallback(int32_t handle, uint32_t callbackval)
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{
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int32_t status = MV_SetVoiceCallback(handle, callbackval);
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if (status != MV_Ok)
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{
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FX_SetErrorCode(FX_MultiVocError);
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return FX_Warning;
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}
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return FX_Ok;
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}
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int32_t FX_SetPrintf(void (*function)(const char *, ...))
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{
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MV_SetPrintf(function);
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return FX_Ok;
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}
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