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757 lines
19 KiB
C
757 lines
19 KiB
C
//-------------------------------------------------------------------------
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/*
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Duke Nukem Copyright (C) 1996, 2003 3D Realms Entertainment
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This file is part of Duke Nukem 3D version 1.5 - Atomic Edition
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Duke Nukem 3D 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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FMOD AudioLib implementation by Jonathon Fowler (jonof@edgenetwk.com)
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*/
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//-------------------------------------------------------------------------
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#include "fx_man_fmod.h"
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#include "duke3d.h"
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#include "fmod.h"
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#define TRUE (1==1)
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#define FALSE (1==0)
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#define dprintOSD(...)
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#ifdef WINDOWS
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extern long hWindow;
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#endif
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void(*FX_CallBackFunc)(unsigned long) = NULL;
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int FX_ErrorCode = FX_Ok;
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#define FX_SetErrorCode( status ) \
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FX_ErrorCode = ( status );
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FSOUND_SAMPLE * FX_Samples[NUM_SOUNDS + 11]; // 11 remote ridicules
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int FX_NumVoices = 0;
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static char chtoggle=0;
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static char *chstates=NULL, *chstatesa, *chstatesb;
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static long *chcallvals=NULL;
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int FX_ReadVOCInfo(char *data, long size, int *samplerate, int *channels, int *samplesize, long *datalen);
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int FX_ReadVOCData(char *data, char *buf, int bufferlen, char eightbit);
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int FX_SimulateCallbacks(void);
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/*---------------------------------------------------------------------
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Function: FX_ErrorString
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Returns a pointer to the error message associated with an error
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number. A -1 returns a pointer the current error.
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---------------------------------------------------------------------*/
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char *FX_ErrorString(int ErrorNumber)
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{
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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 :
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ErrorString = FX_ErrorString(FX_ErrorCode);
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break;
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case FX_Ok :
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ErrorString = "Fx ok.";
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break;
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case FX_ASSVersion :
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ErrorString = "Apogee Sound System Version WinMM "
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"Programmed by Jim Dose, Ported by Jonathon Fowler\n"
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"(c) Copyright 1995 James R. Dose. All Rights Reserved.\n";
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break;
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case FX_FMODInit :
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ErrorString = "Failed initializing FMOD.";
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break;
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default :
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ErrorString = "Unknown Fx error code.";
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break;
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}
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return(ErrorString);
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}
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/*---------------------------------------------------------------------
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Function: FX_Init
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Selects which sound device to use.
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---------------------------------------------------------------------*/
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static char *OutputType(int a)
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{
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switch (a)
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{
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case FSOUND_OUTPUT_NOSOUND: return "no-sound";
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case FSOUND_OUTPUT_WINMM: return "WinMM";
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case FSOUND_OUTPUT_DSOUND: return "DirectSound";
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case FSOUND_OUTPUT_A3D: return "Aureal3D";
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case FSOUND_OUTPUT_OSS: return "OSS";
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case FSOUND_OUTPUT_ESD: return "ESD";
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case FSOUND_OUTPUT_ALSA: return "ALSA";
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case FSOUND_OUTPUT_ASIO: return "ASIO";
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case FSOUND_OUTPUT_XBOX: return "Xbox";
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case FSOUND_OUTPUT_PS2: return "Playstation2";
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case FSOUND_OUTPUT_MAC: return "Macintosh Sound Manager";
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default: return "unknown";
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}
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}
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int FX_Init(int SoundCard, int numvoices, int numchannels, int samplebits, unsigned mixrate)
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{
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FSOUND_Close();
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memset(FX_Samples, 0, sizeof(FX_Samples));
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#ifdef WINDOWS
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if (hWindow)
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{
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//FSOUND_SetHWND(&hWindow);
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}
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#endif
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if (!FSOUND_Init(mixrate, numvoices, FSOUND_INIT_GLOBALFOCUS))
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{
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FX_SetErrorCode(FX_FMODInit);
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return FX_Error;
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}
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printOSD("FX_Init(): %d voices, %d channels, %dHz samplerate\n", numvoices,numchannels,FSOUND_GetOutputRate());
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printOSD("FX_Init(): FMOD is using the %s output driver\n", OutputType(FSOUND_GetOutput()));
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chtoggle=0;
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if (chstates) free(chstates);
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chstates = (char*)malloc(numvoices*2 + sizeof(long)*numvoices);
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memset(chstates,0,numvoices*2 + sizeof(long)*numvoices);
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chcallvals = (long*)(chstates + numvoices*2);
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chstatesa = chstates;
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chstatesb = chstates + numvoices;
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FX_NumVoices = numvoices;
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FX_SetErrorCode(FX_Ok);
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return FX_Ok;
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}
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/*---------------------------------------------------------------------
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Function: FX_Shutdown
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Terminates use of sound device.
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---------------------------------------------------------------------*/
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int FX_Shutdown(void)
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{
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unsigned int curalloced, maxalloced;
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if (chstates)
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{
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FSOUND_GetMemoryStats(&curalloced, &maxalloced);
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printOSD("FX_Shutdown(): allocation stats - currently %d bytes, maximum %d bytes\n",curalloced,maxalloced);
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}
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FSOUND_Close();
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if (chstates) free(chstates);
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chstates=chstatesa=chstatesb=0;
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FX_SetErrorCode(FX_Ok);
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return FX_Ok;
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}
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/*---------------------------------------------------------------------
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Function: FX_SetCallback
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Sets the function to call when a voice is done.
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---------------------------------------------------------------------*/
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int FX_SetCallBack(void(*function)(unsigned long))
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{
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FX_CallBackFunc = function;
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FX_SetErrorCode(FX_Ok);
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return FX_Ok;
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}
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/*---------------------------------------------------------------------
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Function: FX_SetVolume
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Sets the volume of the current sound device.
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---------------------------------------------------------------------*/
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void FX_SetVolume(int volume)
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{
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FSOUND_SetSFXMasterVolume(volume);
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}
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/*---------------------------------------------------------------------
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Function: FX_SetReverseStereo
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Set the orientation of the left and right channels.
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---------------------------------------------------------------------*/
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void FX_SetReverseStereo(int setting)
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{}
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/*---------------------------------------------------------------------
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Function: FX_GetReverseStereo
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Returns the orientation of the left and right channels.
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---------------------------------------------------------------------*/
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int FX_GetReverseStereo(void)
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{
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return 0;
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}
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/*---------------------------------------------------------------------
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Function: FX_SetReverb
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Sets the reverb level.
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---------------------------------------------------------------------*/
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void FX_SetReverb(int reverb)
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{}
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/*---------------------------------------------------------------------
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Function: FX_SetReverbDelay
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Sets the delay level of reverb to add to mix.
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---------------------------------------------------------------------*/
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void FX_SetReverbDelay(int delay)
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{}
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/*---------------------------------------------------------------------
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Function: FX_VoiceAvailable
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Checks if a voice can be play at the specified priority.
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---------------------------------------------------------------------*/
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int FX_VoiceAvailable(int priority)
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{
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FX_SimulateCallbacks();
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return 1;
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}
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/*---------------------------------------------------------------------
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Function: FX_PlayLoopedVOC
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Begin playback of sound data with the given volume and priority.
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JBF: As a hack, since Duke3D passes the sound/sample number as the
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callbackval parameter, we can use this as an index into the
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FX_Samples array to access samples if they've already been loaded.
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RemoteRidicule sounds have negative callback values, so they
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take up residence at the end of FX_Samples.
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---------------------------------------------------------------------*/
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int FX_PlayLoopedVOC
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(
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char *ptr,
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long loopstart,
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long loopend,
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int pitchoffset,
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int vol,
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int left,
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int right,
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int priority,
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unsigned long callbackval
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)
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{
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return FX_PlayLoopedSound(pitchoffset, vol, callbackval);
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}
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/*---------------------------------------------------------------------
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Function: FX_PlayWAV
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Begin playback of sound data with the given volume and priority.
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---------------------------------------------------------------------*/
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int FX_PlayLoopedWAV
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(
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char *ptr,
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long loopstart,
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long loopend,
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int pitchoffset,
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int vol,
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int left,
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int right,
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int priority,
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unsigned long callbackval
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)
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{
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return FX_PlayLoopedSound(pitchoffset, vol, callbackval);
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}
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/*---------------------------------------------------------------------
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Function: FX_PlayVOC3D
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Begin playback of sound data at specified angle and distance
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from listener.
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---------------------------------------------------------------------*/
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int FX_PlayVOC3D
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(
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char *ptr,
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int pitchoffset,
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int angle,
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int distance,
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int priority,
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unsigned long callbackval
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)
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{
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return FX_PlayPositionedSound(pitchoffset, angle, distance, callbackval);
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}
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/*---------------------------------------------------------------------
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Function: FX_PlayWAV3D
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Begin playback of sound data at specified angle and distance
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from listener.
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---------------------------------------------------------------------*/
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int FX_PlayWAV3D
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(
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char *ptr,
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int pitchoffset,
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int angle,
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int distance,
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int priority,
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unsigned long callbackval
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)
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{
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return FX_PlayPositionedSound(pitchoffset, angle, distance, callbackval);
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}
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/*---------------------------------------------------------------------
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Function: FX_Pan3D
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Set the angle and distance from the listener of the voice associated
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with the specified handle.
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---------------------------------------------------------------------*/
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int FX_Pan3D
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(
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int handle,
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int angle,
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int distance
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)
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{
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return FX_Ok;
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}
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/*---------------------------------------------------------------------
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Function: FX_StopSound
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Halts playback of a specific voice
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---------------------------------------------------------------------*/
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int FX_StopSound(int handle)
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{
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FX_SimulateCallbacks();
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FSOUND_StopSound(handle);
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if (handle>=0 && handle<FX_NumVoices)
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chstatesa[handle] = chstatesb[handle] = 0; // no callback for you!
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FX_SetErrorCode(FX_Ok);
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return FX_Ok;
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}
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/*---------------------------------------------------------------------
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Function: FX_StopAllSounds
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Halts playback of all sounds.
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---------------------------------------------------------------------*/
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int FX_StopAllSounds(void)
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{
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FX_SimulateCallbacks();
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FSOUND_StopSound(FSOUND_ALL);
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memset(chstates, 0, FX_NumVoices*2); // no callbacks for any of you!
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FX_SetErrorCode(FX_Ok);
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return FX_Ok;
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}
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/*---------------------------------------------------------------------
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Function: FX_Play*Sound
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Internal function to load a sound file and play it, returning
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the channel number it played on.
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---------------------------------------------------------------------*/
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int FX_PlayLoopedSound(
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int pitchoffset,
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int vol,
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unsigned long num
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)
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{
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int chan;
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FX_SimulateCallbacks();
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if (!FX_Samples[num]) return -1;
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chan = FSOUND_PlaySoundEx(FSOUND_FREE, FX_Samples[num], NULL, TRUE) & 4095;
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if (chan < 0) return -1;
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// channel was already playing
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if (chstatesa[chan] && FX_CallBackFunc) FX_CallBackFunc(chcallvals[chan]);
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// set pitch
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FSOUND_SetVolume(chan, vol);
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if (FSOUND_Sample_GetMode(FX_Samples[num]) & FSOUND_STEREO)
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FSOUND_SetPan(chan, FSOUND_STEREOPAN);
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else
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FSOUND_SetPan(chan, 128);
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FSOUND_SetLoopMode(chan, FSOUND_LOOP_NORMAL);
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chcallvals[chan] = num;
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FSOUND_SetPaused(chan, FALSE);
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dprintOSD("FX_PlayLoopedSound(): Play sound %d in channel %d\n",num,chan);
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return chan;
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}
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int FX_PlayPositionedSound(
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int pitchoffset,
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int angle,
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int distance,
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unsigned long num
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)
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{
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int chan;
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FX_SimulateCallbacks();
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if (!FX_Samples[num]) return -1;
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chan = FSOUND_PlaySoundEx(FSOUND_FREE, FX_Samples[num], NULL, TRUE) & 4095;
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if (chan < 0) return -1;
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// channel was already playing
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if (chstatesa[chan] && FX_CallBackFunc) FX_CallBackFunc(chcallvals[chan]);
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if (angle<0) angle = 255-angle; // behind us
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// set pitch
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FSOUND_SetVolume(chan,255);
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FSOUND_SetPan(chan,128);
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FSOUND_SetLoopMode(chan, FSOUND_LOOP_OFF);
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chcallvals[chan] = num;
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FSOUND_SetPaused(chan, FALSE);
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dprintOSD("FX_PlayPositionedSound(): Play sound %d in channel %d\n",num,chan);
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return chan;
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}
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int FX_LoadSample(char *ptr, long size, unsigned long number, int priority)
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{
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FSOUND_SAMPLE *samp = NULL;
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int samplerate=0, channels=0, samplesize=0;
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int flags=0;
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long datalen=0;
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void *ptr1,*ptr2;
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int ptr1len,ptr2len;
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if (!memcmp(ptr, "Creative Voice File", 0x13))
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{
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// VOC file
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if (FX_ReadVOCInfo(ptr,size,&samplerate,&channels,&samplesize,&datalen) == 0)
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{
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flags |= (channels==2)?FSOUND_STEREO:FSOUND_MONO;
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flags |= (samplesize==16)?FSOUND_16BITS:FSOUND_8BITS;
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flags |= FSOUND_SIGNED;
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samp = FSOUND_Sample_Alloc(number, (datalen >> (channels-1)) / (samplesize>>3), flags, samplerate, -1, -1, priority);
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if (samp)
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{
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if (FSOUND_Sample_Lock(samp,0,datalen,&ptr1,&ptr2,&ptr1len,&ptr2len))
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{
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if (FX_ReadVOCData(ptr,ptr1,datalen,(samplesize==8))) ;
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FSOUND_Sample_Unlock(samp,ptr1,ptr2,ptr1len,ptr2len);
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}
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}
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}
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}
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else
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{
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samp = FSOUND_Sample_Load(number, ptr, FSOUND_LOADMEMORY, size);
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}
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dprintOSD("FX_LoadSample(): loaded sound %d\n",number);
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if (samp) FSOUND_Sample_SetDefaults(samp, -1, -1, -1, priority);
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FX_Samples[number] = samp;
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return (samp != NULL);
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}
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int FX_SampleLoaded(unsigned long number)
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{
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return (FX_Samples[number] != NULL);
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}
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#define REGRESSTC(tc) (256000000/(65536-(tc)))
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#define REGRESSSR(sr) (1000000/(256-(sr)))
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int FX_ReadVOCInfo(char *data, long size, int *samplerate, int *channels, int *samplesize, long *datalen)
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{
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short version,version2;
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char blocktype=0;
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int blocklen=0;
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char *ptr=data;
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if (memcmp(ptr, "Creative Voice File\x1A", 0x14)) return -1;
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ptr += 0x14;
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ptr += 2;
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version = ((short*)ptr)[0];
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version2 = ((short*)ptr)[1];
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if (~version + 0x1234 != version2) return -1;
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ptr += 4;
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while (1)
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{
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blocktype = *(ptr++);
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if ((ptr-data)>size) return -1; // truncated
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if (blocktype == 0)
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break;
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blocklen = *(ptr++);
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blocklen |= *(ptr++) << 8;
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blocklen |= *(ptr++) << 16;
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switch (blocktype)
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{
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case 1: /* sound data begin block */
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if (!*samplerate)
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*samplerate = REGRESSSR(ptr[0]);
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if (ptr[1] != 0)
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{
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/* only 8-bit files please */
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return -1;
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}
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if (!*channels) *channels = 1;
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*samplesize = 8;
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*datalen += blocklen-2;
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ptr += blocklen;
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break;
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case 2: /* sound continue */
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*datalen += blocklen;
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ptr += blocklen;
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break;
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#if 0
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case 3: /* silence */
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kread(fh, blockprop, 3);
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/*
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length = blockprop[0] | (blockprop[1] << 8)
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sample rate = REGRESSSR(blockprop[2]))
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*/
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break;
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case 4: /* marker */
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kread(fh, &blockprop, 2);
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/*
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|
id = blockprop[0] | (blockprop[1] << 8))
|
|
*/
|
|
break;
|
|
|
|
case 5: /* ASCII data */
|
|
klseek(fh, blocklen, SEEK_CUR);
|
|
/*
|
|
asciiz string
|
|
*/
|
|
break;
|
|
|
|
case 6: /* repeat */
|
|
kread(fh, blockprop, 2);
|
|
/*
|
|
num repetitions = (blockprop[0] | (blockprop[1] << 8)) - 1
|
|
*/
|
|
break;
|
|
|
|
case 7: /* end repeat */
|
|
break;
|
|
#endif
|
|
|
|
case 8: /* sound attribute extension block */
|
|
*samplerate = REGRESSTC(ptr[0] | (ptr[1] << 8));
|
|
*samplesize = 8;
|
|
if (ptr[3] == 1)
|
|
{
|
|
*samplerate >>= 1;
|
|
*channels = 2;
|
|
}
|
|
else
|
|
*channels = 1;
|
|
if (ptr[2] != 0)
|
|
{
|
|
/* only 8-bit files please */
|
|
return -1;
|
|
}
|
|
ptr += 4;
|
|
/* a block 1 follows */
|
|
break;
|
|
|
|
case 9: /* sound data format 3 */
|
|
*samplerate = *((long*)(ptr));
|
|
*samplesize = ptr[4];
|
|
*channels = ptr[5];
|
|
if ((ptr[6] | (ptr[7] << 8)) != 0 &&
|
|
(ptr[6] | (ptr[7] << 8)) != 4)
|
|
{
|
|
/* only PCM please */
|
|
return -1;
|
|
}
|
|
*datalen += blocklen-12;
|
|
ptr += blocklen;
|
|
break;
|
|
|
|
default:
|
|
ptr += blocklen;
|
|
break;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
int FX_ReadVOCData(char *data, char *buf, int bufferlen, char eightbit)
|
|
{
|
|
short offset;
|
|
char blocktype=0;
|
|
int blocklen=0, br;
|
|
|
|
data += 0x14 + 2 + 4;
|
|
|
|
while (bufferlen>0)
|
|
{
|
|
blocktype = *(data++);
|
|
|
|
if (blocktype == 0)
|
|
break;
|
|
|
|
blocklen = *(data++);
|
|
blocklen |= *(data++) << 8;
|
|
blocklen |= *(data++) << 16;
|
|
|
|
switch (blocktype)
|
|
{
|
|
case 1: /* sound data */
|
|
data += 2;
|
|
|
|
br = min(blocklen-2, bufferlen);
|
|
goto convertdata;
|
|
|
|
case 2: /* sound continue */
|
|
br = min(blocklen, bufferlen);
|
|
goto convertdata;
|
|
|
|
case 9: /* sound data format 3 */
|
|
data += 12;
|
|
|
|
br = min(blocklen-12, bufferlen);
|
|
goto convertdata;
|
|
|
|
default:
|
|
data += blocklen;
|
|
continue;
|
|
}
|
|
convertdata:
|
|
bufferlen -= br;
|
|
if (eightbit)
|
|
{
|
|
// FMOD wants signed data
|
|
for (; br>0; br--)
|
|
*(buf++) = (char)((short)(*(data++)) - 0x80);
|
|
}
|
|
else
|
|
{
|
|
memcpy(buf,data,br);
|
|
buf += br;
|
|
data += br;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
int FX_SimulateCallbacks(void)
|
|
{
|
|
int i;
|
|
|
|
if (!FX_CallBackFunc || !chstates) return 0;
|
|
|
|
chstatesa = chstates + (FX_NumVoices * chtoggle);
|
|
chstatesb = chstates + (FX_NumVoices * (chtoggle^1));
|
|
|
|
for (i=0;i<FX_NumVoices;i++)
|
|
{
|
|
chstatesa[i] = FSOUND_IsPlaying(i);
|
|
if (chstatesa[i] == chstatesb[i]) continue; // channel is still silent/playing
|
|
if (chstatesa[i] > chstatesb[i]) continue; // channel has begun playing
|
|
|
|
// channel has ended playing
|
|
FX_CallBackFunc(chcallvals[i]);
|
|
dprintOSD("FX_SimulateCallbacks(): channel %d ended sound %d\n",i,chcallvals[i]);
|
|
}
|
|
|
|
chtoggle ^= 1;
|
|
|
|
return 0;
|
|
}
|
|
|