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1074 lines
23 KiB
C
1074 lines
23 KiB
C
/*
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Copyright (C) 1994-1995 Apogee Software, Ltd.
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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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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Modifications for JonoF's port by Jonathon Fowler (jonof@edgenetwk.com)
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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 <stdio.h>
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#include <stdlib.h>
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#include "multivoc.h"
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#include "ll_man.h"
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#include "fx_man.h"
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#define TRUE ( 1 == 1 )
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#define FALSE ( !TRUE )
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static unsigned FX_MixRate;
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int FX_SoundDevice = -1;
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int FX_ErrorCode = FX_Ok;
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int FX_Installed = FALSE;
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#define FX_SetErrorCode( status ) \
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FX_ErrorCode = ( status );
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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
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(
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int ErrorNumber
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)
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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 0 "
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"Programmed by Jim Dose\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_BlasterError :
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case FX_SoundCardError :
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ErrorString = "Sound device error.";
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break;
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case FX_InvalidCard :
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ErrorString = "Invalid Sound Fx device.";
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break;
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case FX_MultiVocError :
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ErrorString = MV_ErrorString( MV_Error );
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break;
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case FX_DPMI_Error :
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ErrorString = "DPMI Error in FX_MAN.";
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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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#if 0
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/*---------------------------------------------------------------------
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Function: FX_SetupCard
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Sets the configuration of a sound device.
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---------------------------------------------------------------------*/
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int FX_SetupCard
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(
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int SoundCard,
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fx_device *device
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)
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{
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int status;
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int DeviceStatus;
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FX_SoundDevice = SoundCard;
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status = FX_Ok;
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FX_SetErrorCode( FX_Ok );
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switch( SoundCard )
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{
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case SoundBlaster :
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DeviceStatus = BLASTER_Init();
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if ( DeviceStatus != BLASTER_Ok )
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{
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FX_SetErrorCode( FX_SoundCardError );
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status = FX_Error;
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break;
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}
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device->MaxVoices = 32;
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BLASTER_GetCardInfo( &device->MaxSampleBits, &device->MaxChannels );
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break;
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default :
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FX_SetErrorCode( FX_InvalidCard );
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status = FX_Error;
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}
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return( status );
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}
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#endif
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#if 0
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/*---------------------------------------------------------------------
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Function: FX_GetBlasterSettings
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Returns the current BLASTER environment variable settings.
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---------------------------------------------------------------------*/
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int FX_GetBlasterSettings
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(
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fx_blaster_config *blaster
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)
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{
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int status;
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BLASTER_CONFIG Blaster;
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FX_SetErrorCode( FX_Ok );
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status = BLASTER_GetEnv( &Blaster );
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if ( status != BLASTER_Ok )
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{
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FX_SetErrorCode( FX_BlasterError );
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return( FX_Error );
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}
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blaster->Type = Blaster.Type;
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blaster->Address = Blaster.Address;
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blaster->Interrupt = Blaster.Interrupt;
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blaster->Dma8 = Blaster.Dma8;
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blaster->Dma16 = Blaster.Dma16;
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blaster->Midi = Blaster.Midi;
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blaster->Emu = Blaster.Emu;
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return( FX_Ok );
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}
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#endif
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#if 0
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/*---------------------------------------------------------------------
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Function: FX_SetupSoundBlaster
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Handles manual setup of the Sound Blaster information.
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---------------------------------------------------------------------*/
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int FX_SetupSoundBlaster
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(
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fx_blaster_config blaster,
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int *MaxVoices,
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int *MaxSampleBits,
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int *MaxChannels
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)
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{
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int DeviceStatus;
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BLASTER_CONFIG Blaster;
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FX_SetErrorCode( FX_Ok );
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FX_SoundDevice = SoundBlaster;
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Blaster.Type = blaster.Type;
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Blaster.Address = blaster.Address;
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Blaster.Interrupt = blaster.Interrupt;
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Blaster.Dma8 = blaster.Dma8;
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Blaster.Dma16 = blaster.Dma16;
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Blaster.Midi = blaster.Midi;
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Blaster.Emu = blaster.Emu;
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BLASTER_SetCardSettings( Blaster );
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DeviceStatus = BLASTER_Init();
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if ( DeviceStatus != BLASTER_Ok )
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{
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FX_SetErrorCode( FX_SoundCardError );
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return( FX_Error );
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}
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*MaxVoices = 8;
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BLASTER_GetCardInfo( MaxSampleBits, MaxChannels );
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return( FX_Ok );
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}
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#endif
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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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int FX_Init
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(
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int SoundCard,
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int numvoices,
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int numchannels,
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int samplebits,
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unsigned mixrate
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)
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{
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int status;
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int devicestatus;
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if ( FX_Installed )
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{
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FX_Shutdown();
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}
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FX_MixRate = mixrate;
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status = FX_Ok;
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FX_SoundDevice = SoundCard;
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devicestatus = MV_Init( SoundCard, FX_MixRate, numvoices,
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numchannels, samplebits );
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if ( devicestatus != 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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{
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FX_Installed = TRUE;
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}
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return( status );
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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
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(
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void
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)
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{
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int status;
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if ( !FX_Installed )
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{
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return( FX_Ok );
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}
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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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/*---------------------------------------------------------------------
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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
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(
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void ( *function )( unsigned long )
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)
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{
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MV_SetCallBack( function );
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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
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(
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int volume
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)
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{
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MV_SetVolume( volume );
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}
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/*---------------------------------------------------------------------
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Function: FX_GetVolume
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Returns the volume of the current sound device.
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---------------------------------------------------------------------*/
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int FX_GetVolume
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(
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void
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)
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{
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return MV_GetVolume();
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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
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(
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int setting
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)
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{
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MV_SetReverseStereo( 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
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(
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void
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)
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{
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return MV_GetReverseStereo();
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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
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(
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int reverb
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)
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{
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MV_SetReverb( reverb );
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}
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/*---------------------------------------------------------------------
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Function: FX_SetFastReverb
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Sets the reverb level.
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---------------------------------------------------------------------*/
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void FX_SetFastReverb
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(
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int reverb
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)
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{
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MV_SetFastReverb( reverb );
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}
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/*---------------------------------------------------------------------
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Function: FX_GetMaxReverbDelay
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Returns the maximum delay time for reverb.
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---------------------------------------------------------------------*/
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int FX_GetMaxReverbDelay
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(
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void
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)
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{
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return MV_GetMaxReverbDelay();
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}
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/*---------------------------------------------------------------------
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Function: FX_GetReverbDelay
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Returns the current delay time for reverb.
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---------------------------------------------------------------------*/
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int FX_GetReverbDelay
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(
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void
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)
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{
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return MV_GetReverbDelay();
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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
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(
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int delay
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)
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{
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MV_SetReverbDelay( 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
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(
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int priority
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)
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{
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return MV_VoiceAvailable( priority );
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}
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/*---------------------------------------------------------------------
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Function: FX_EndLooping
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Stops the voice associated with the specified handle from looping
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without stoping the sound.
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---------------------------------------------------------------------*/
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int FX_EndLooping
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(
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int handle
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)
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{
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int status;
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status = MV_EndLooping( handle );
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if ( status == MV_Error )
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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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/*---------------------------------------------------------------------
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Function: FX_SetPan
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Sets the stereo and mono volume level of the voice associated
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with the specified handle.
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---------------------------------------------------------------------*/
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int FX_SetPan
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(
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int handle,
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int vol,
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int left,
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int right
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)
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{
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int status;
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status = MV_SetPan( handle, vol, left, right );
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if ( status == MV_Error )
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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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|
|
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/*---------------------------------------------------------------------
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Function: FX_SetPitch
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|
Sets the pitch of the voice associated with the specified handle.
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---------------------------------------------------------------------*/
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int FX_SetPitch
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(
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int handle,
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int pitchoffset
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)
|
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{
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int status;
|
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status = MV_SetPitch( handle, pitchoffset );
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if ( status == MV_Error )
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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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|
|
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/*---------------------------------------------------------------------
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Function: FX_SetFrequency
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|
Sets the frequency of the voice associated with the specified handle.
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---------------------------------------------------------------------*/
|
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int FX_SetFrequency
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(
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int handle,
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int frequency
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)
|
|
|
|
{
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int status;
|
|
|
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status = MV_SetFrequency( handle, frequency );
|
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if ( status == MV_Error )
|
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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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|
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return( status );
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}
|
|
|
|
|
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/*---------------------------------------------------------------------
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Function: FX_PlayVOC
|
|
|
|
Begin playback of sound data with the given volume and priority.
|
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---------------------------------------------------------------------*/
|
|
|
|
int FX_PlayVOC
|
|
(
|
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char *ptr,
|
|
int pitchoffset,
|
|
int vol,
|
|
int left,
|
|
int right,
|
|
int priority,
|
|
unsigned long callbackval
|
|
)
|
|
|
|
{
|
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int handle;
|
|
|
|
handle = MV_PlayVOC( ptr, pitchoffset, vol, left, right,
|
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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;
|
|
}
|
|
|
|
return( handle );
|
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}
|
|
|
|
|
|
/*---------------------------------------------------------------------
|
|
Function: FX_PlayLoopedVOC
|
|
|
|
Begin playback of sound data with the given volume and priority.
|
|
---------------------------------------------------------------------*/
|
|
|
|
int FX_PlayLoopedVOC
|
|
(
|
|
char *ptr,
|
|
long loopstart,
|
|
long loopend,
|
|
int pitchoffset,
|
|
int vol,
|
|
int left,
|
|
int right,
|
|
int priority,
|
|
unsigned long callbackval
|
|
)
|
|
|
|
{
|
|
int handle;
|
|
|
|
handle = MV_PlayLoopedVOC( ptr, loopstart, loopend, pitchoffset,
|
|
vol, left, right, priority, callbackval );
|
|
if ( handle < MV_Ok )
|
|
{
|
|
FX_SetErrorCode( FX_MultiVocError );
|
|
handle = FX_Warning;
|
|
}
|
|
|
|
return( handle );
|
|
}
|
|
|
|
|
|
/*---------------------------------------------------------------------
|
|
Function: FX_PlayWAV
|
|
|
|
Begin playback of sound data with the given volume and priority.
|
|
---------------------------------------------------------------------*/
|
|
|
|
int FX_PlayWAV
|
|
(
|
|
char *ptr,
|
|
int pitchoffset,
|
|
int vol,
|
|
int left,
|
|
int right,
|
|
int priority,
|
|
unsigned long callbackval
|
|
)
|
|
|
|
{
|
|
int handle;
|
|
|
|
handle = MV_PlayWAV( ptr, pitchoffset, vol, left, right,
|
|
priority, callbackval );
|
|
if ( handle < MV_Ok )
|
|
{
|
|
FX_SetErrorCode( FX_MultiVocError );
|
|
handle = FX_Warning;
|
|
}
|
|
|
|
return( handle );
|
|
}
|
|
|
|
|
|
/*---------------------------------------------------------------------
|
|
Function: FX_PlayWAV
|
|
|
|
Begin playback of sound data with the given volume and priority.
|
|
---------------------------------------------------------------------*/
|
|
|
|
int FX_PlayLoopedWAV
|
|
(
|
|
char *ptr,
|
|
long loopstart,
|
|
long loopend,
|
|
int pitchoffset,
|
|
int vol,
|
|
int left,
|
|
int right,
|
|
int priority,
|
|
unsigned long callbackval
|
|
)
|
|
|
|
{
|
|
int handle;
|
|
|
|
handle = MV_PlayLoopedWAV( ptr, loopstart, loopend,
|
|
pitchoffset, vol, left, right, priority, callbackval );
|
|
if ( handle < MV_Ok )
|
|
{
|
|
FX_SetErrorCode( FX_MultiVocError );
|
|
handle = FX_Warning;
|
|
}
|
|
|
|
return( handle );
|
|
}
|
|
|
|
|
|
/*---------------------------------------------------------------------
|
|
Function: FX_PlayVOC3D
|
|
|
|
Begin playback of sound data at specified angle and distance
|
|
from listener.
|
|
---------------------------------------------------------------------*/
|
|
|
|
int FX_PlayVOC3D
|
|
(
|
|
char *ptr,
|
|
int pitchoffset,
|
|
int angle,
|
|
int distance,
|
|
int priority,
|
|
unsigned long callbackval
|
|
)
|
|
|
|
{
|
|
int handle;
|
|
|
|
handle = MV_PlayVOC3D( ptr, pitchoffset, angle, distance,
|
|
priority, callbackval );
|
|
if ( handle < MV_Ok )
|
|
{
|
|
FX_SetErrorCode( FX_MultiVocError );
|
|
handle = FX_Warning;
|
|
}
|
|
|
|
return( handle );
|
|
}
|
|
|
|
|
|
/*---------------------------------------------------------------------
|
|
Function: FX_PlayWAV3D
|
|
|
|
Begin playback of sound data at specified angle and distance
|
|
from listener.
|
|
---------------------------------------------------------------------*/
|
|
|
|
int FX_PlayWAV3D
|
|
(
|
|
char *ptr,
|
|
int pitchoffset,
|
|
int angle,
|
|
int distance,
|
|
int priority,
|
|
unsigned long callbackval
|
|
)
|
|
|
|
{
|
|
int handle;
|
|
|
|
handle = MV_PlayWAV3D( ptr, pitchoffset, angle, distance,
|
|
priority, callbackval );
|
|
if ( handle < MV_Ok )
|
|
{
|
|
FX_SetErrorCode( FX_MultiVocError );
|
|
handle = FX_Warning;
|
|
}
|
|
|
|
return( handle );
|
|
}
|
|
|
|
|
|
/*---------------------------------------------------------------------
|
|
Function: FX_PlayRaw
|
|
|
|
Begin playback of raw sound data with the given volume and priority.
|
|
---------------------------------------------------------------------*/
|
|
|
|
int FX_PlayRaw
|
|
(
|
|
char *ptr,
|
|
unsigned long length,
|
|
unsigned rate,
|
|
int pitchoffset,
|
|
int vol,
|
|
int left,
|
|
int right,
|
|
int priority,
|
|
unsigned long callbackval
|
|
)
|
|
|
|
{
|
|
int handle;
|
|
|
|
handle = MV_PlayRaw( ptr, length, rate, pitchoffset,
|
|
vol, left, right, priority, callbackval );
|
|
if ( handle < MV_Ok )
|
|
{
|
|
FX_SetErrorCode( FX_MultiVocError );
|
|
handle = FX_Warning;
|
|
}
|
|
|
|
return( handle );
|
|
}
|
|
|
|
|
|
/*---------------------------------------------------------------------
|
|
Function: FX_PlayLoopedRaw
|
|
|
|
Begin playback of raw sound data with the given volume and priority.
|
|
---------------------------------------------------------------------*/
|
|
|
|
int FX_PlayLoopedRaw
|
|
(
|
|
char *ptr,
|
|
unsigned long length,
|
|
char *loopstart,
|
|
char *loopend,
|
|
unsigned rate,
|
|
int pitchoffset,
|
|
int vol,
|
|
int left,
|
|
int right,
|
|
int priority,
|
|
unsigned long callbackval
|
|
)
|
|
|
|
{
|
|
int handle;
|
|
|
|
handle = MV_PlayLoopedRaw( ptr, length, loopstart, loopend,
|
|
rate, pitchoffset, vol, left, right, priority, callbackval );
|
|
if ( handle < MV_Ok )
|
|
{
|
|
FX_SetErrorCode( FX_MultiVocError );
|
|
handle = FX_Warning;
|
|
}
|
|
|
|
return( handle );
|
|
}
|
|
|
|
|
|
/*---------------------------------------------------------------------
|
|
Function: FX_Pan3D
|
|
|
|
Set the angle and distance from the listener of the voice associated
|
|
with the specified handle.
|
|
---------------------------------------------------------------------*/
|
|
|
|
int FX_Pan3D
|
|
(
|
|
int handle,
|
|
int angle,
|
|
int distance
|
|
)
|
|
|
|
{
|
|
int status;
|
|
|
|
status = MV_Pan3D( handle, angle, distance );
|
|
if ( status != MV_Ok )
|
|
{
|
|
FX_SetErrorCode( FX_MultiVocError );
|
|
status = FX_Warning;
|
|
}
|
|
|
|
return( status );
|
|
}
|
|
|
|
|
|
/*---------------------------------------------------------------------
|
|
Function: FX_SoundActive
|
|
|
|
Tests if the specified sound is currently playing.
|
|
---------------------------------------------------------------------*/
|
|
|
|
int FX_SoundActive
|
|
(
|
|
int handle
|
|
)
|
|
|
|
{
|
|
return( MV_VoicePlaying( handle ) );
|
|
}
|
|
|
|
|
|
/*---------------------------------------------------------------------
|
|
Function: FX_SoundsPlaying
|
|
|
|
Reports the number of voices playing.
|
|
---------------------------------------------------------------------*/
|
|
|
|
int FX_SoundsPlaying
|
|
(
|
|
void
|
|
)
|
|
|
|
{
|
|
return( MV_VoicesPlaying() );
|
|
}
|
|
|
|
|
|
/*---------------------------------------------------------------------
|
|
Function: FX_StopSound
|
|
|
|
Halts playback of a specific voice
|
|
---------------------------------------------------------------------*/
|
|
|
|
int FX_StopSound
|
|
(
|
|
int handle
|
|
)
|
|
|
|
{
|
|
int status;
|
|
|
|
status = MV_Kill( handle );
|
|
if ( status != MV_Ok )
|
|
{
|
|
FX_SetErrorCode( FX_MultiVocError );
|
|
return( FX_Warning );
|
|
}
|
|
|
|
return( FX_Ok );
|
|
}
|
|
|
|
|
|
/*---------------------------------------------------------------------
|
|
Function: FX_StopAllSounds
|
|
|
|
Halts playback of all sounds.
|
|
---------------------------------------------------------------------*/
|
|
|
|
int FX_StopAllSounds
|
|
(
|
|
void
|
|
)
|
|
|
|
{
|
|
int status;
|
|
|
|
status = MV_KillAllVoices();
|
|
if ( status != MV_Ok )
|
|
{
|
|
FX_SetErrorCode( FX_MultiVocError );
|
|
return( FX_Warning );
|
|
}
|
|
|
|
return( FX_Ok );
|
|
}
|
|
|
|
|
|
/*---------------------------------------------------------------------
|
|
Function: FX_StartDemandFeedPlayback
|
|
|
|
Plays a digitized sound from a user controlled buffering system.
|
|
---------------------------------------------------------------------*/
|
|
|
|
int FX_StartDemandFeedPlayback
|
|
(
|
|
void ( *function )( char **ptr, unsigned long *length ),
|
|
int rate,
|
|
int pitchoffset,
|
|
int vol,
|
|
int left,
|
|
int right,
|
|
int priority,
|
|
unsigned long callbackval
|
|
)
|
|
|
|
{
|
|
int handle;
|
|
|
|
handle = MV_StartDemandFeedPlayback( function, rate,
|
|
pitchoffset, vol, left, right, priority, callbackval );
|
|
if ( handle < MV_Ok )
|
|
{
|
|
FX_SetErrorCode( FX_MultiVocError );
|
|
handle = FX_Warning;
|
|
}
|
|
|
|
return( handle );
|
|
}
|
|
|
|
#if 0
|
|
/*---------------------------------------------------------------------
|
|
Function: FX_StartRecording
|
|
|
|
Starts the sound recording engine.
|
|
---------------------------------------------------------------------*/
|
|
|
|
int FX_StartRecording
|
|
(
|
|
int MixRate,
|
|
void ( *function )( char *ptr, int length )
|
|
)
|
|
|
|
{
|
|
int status;
|
|
|
|
switch( FX_SoundDevice )
|
|
{
|
|
case SoundBlaster :
|
|
status = MV_StartRecording( MixRate, function );
|
|
if ( status != MV_Ok )
|
|
{
|
|
FX_SetErrorCode( FX_MultiVocError );
|
|
status = FX_Warning;
|
|
}
|
|
else
|
|
{
|
|
status = FX_Ok;
|
|
}
|
|
break;
|
|
|
|
default :
|
|
FX_SetErrorCode( FX_InvalidCard );
|
|
status = FX_Warning;
|
|
break;
|
|
}
|
|
|
|
return( status );
|
|
}
|
|
#endif
|
|
|
|
#if 0
|
|
/*---------------------------------------------------------------------
|
|
Function: FX_StopRecord
|
|
|
|
Stops the sound record engine.
|
|
---------------------------------------------------------------------*/
|
|
|
|
void FX_StopRecord
|
|
(
|
|
void
|
|
)
|
|
|
|
{
|
|
// Stop sound playback
|
|
switch( FX_SoundDevice )
|
|
{
|
|
case SoundBlaster :
|
|
MV_StopRecord();
|
|
break;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
extern void MUSIC_Update(void);
|
|
void AudioUpdate(void) { MUSIC_Update(); }
|