rlm@0: /**
rlm@0:  * OpenAL cross platform audio library
rlm@0:  * Copyright (C) 1999-2007 by authors.
rlm@0:  * This library is free software; you can redistribute it and/or
rlm@0:  *  modify it under the terms of the GNU Library General Public
rlm@0:  *  License as published by the Free Software Foundation; either
rlm@0:  *  version 2 of the License, or (at your option) any later version.
rlm@0:  *
rlm@0:  * This library is distributed in the hope that it will be useful,
rlm@0:  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
rlm@0:  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
rlm@0:  *  Library General Public License for more details.
rlm@0:  *
rlm@0:  * You should have received a copy of the GNU Library General Public
rlm@0:  *  License along with this library; if not, write to the
rlm@0:  *  Free Software Foundation, Inc., 59 Temple Place - Suite 330,
rlm@0:  *  Boston, MA  02111-1307, USA.
rlm@0:  * Or go to http://www.gnu.org/copyleft/lgpl.html
rlm@0:  */
rlm@0: 
rlm@0: #include "config.h"
rlm@0: 
rlm@0: #include <stdlib.h>
rlm@0: #include <math.h>
rlm@0: 
rlm@0: #include "AL/al.h"
rlm@0: #include "AL/alc.h"
rlm@0: #include "alMain.h"
rlm@0: #include "alEffect.h"
rlm@0: #include "alThunk.h"
rlm@0: #include "alError.h"
rlm@0: 
rlm@0: 
rlm@0: ALboolean DisabledEffects[MAX_EFFECTS];
rlm@0: 
rlm@0: 
rlm@0: static void InitEffectParams(ALeffect *effect, ALenum type);
rlm@0: 
rlm@0: #define LookupEffect(m, k) ((ALeffect*)LookupUIntMapKey(&(m), (k)))
rlm@0: 
rlm@0: AL_API ALvoid AL_APIENTRY alGenEffects(ALsizei n, ALuint *effects)
rlm@0: {
rlm@0:     ALCcontext *Context;
rlm@0:     ALsizei i=0;
rlm@0: 
rlm@0:     Context = GetLockedContext();
rlm@0:     if(!Context) return;
rlm@0: 
rlm@0:     if(n < 0 || IsBadWritePtr((void*)effects, n * sizeof(ALuint)))
rlm@0:         alSetError(Context, AL_INVALID_VALUE);
rlm@0:     else
rlm@0:     {
rlm@0:         ALCdevice *device = Context->Device;
rlm@0:         ALenum err;
rlm@0: 
rlm@0:         while(i < n)
rlm@0:         {
rlm@0:             ALeffect *effect = calloc(1, sizeof(ALeffect));
rlm@0:             if(!effect)
rlm@0:             {
rlm@0:                 alSetError(Context, AL_OUT_OF_MEMORY);
rlm@0:                 alDeleteEffects(i, effects);
rlm@0:                 break;
rlm@0:             }
rlm@0: 
rlm@0:             err = NewThunkEntry(&effect->effect);
rlm@0:             if(err == AL_NO_ERROR)
rlm@0:                 err = InsertUIntMapEntry(&device->EffectMap, effect->effect, effect);
rlm@0:             if(err != AL_NO_ERROR)
rlm@0:             {
rlm@0:                 FreeThunkEntry(effect->effect);
rlm@0:                 memset(effect, 0, sizeof(ALeffect));
rlm@0:                 free(effect);
rlm@0: 
rlm@0:                 alSetError(Context, err);
rlm@0:                 alDeleteEffects(i, effects);
rlm@0:                 break;
rlm@0:             }
rlm@0: 
rlm@0:             effects[i++] = effect->effect;
rlm@0:             InitEffectParams(effect, AL_EFFECT_NULL);
rlm@0:         }
rlm@0:     }
rlm@0: 
rlm@0:     UnlockContext(Context);
rlm@0: }
rlm@0: 
rlm@0: AL_API ALvoid AL_APIENTRY alDeleteEffects(ALsizei n, ALuint *effects)
rlm@0: {
rlm@0:     ALCcontext *Context;
rlm@0:     ALCdevice *device;
rlm@0:     ALeffect *ALEffect;
rlm@0:     ALboolean Failed;
rlm@0:     ALsizei i;
rlm@0: 
rlm@0:     Context = GetLockedContext();
rlm@0:     if(!Context) return;
rlm@0: 
rlm@0:     Failed = AL_TRUE;
rlm@0:     device = Context->Device;
rlm@0:     if(n < 0)
rlm@0:         alSetError(Context, AL_INVALID_VALUE);
rlm@0:     else
rlm@0:     {
rlm@0:         Failed = AL_FALSE;
rlm@0:         // Check that all effects are valid
rlm@0:         for(i = 0;i < n;i++)
rlm@0:         {
rlm@0:             if(!effects[i])
rlm@0:                 continue;
rlm@0: 
rlm@0:             if(LookupEffect(device->EffectMap, effects[i]) == NULL)
rlm@0:             {
rlm@0:                 alSetError(Context, AL_INVALID_NAME);
rlm@0:                 Failed = AL_TRUE;
rlm@0:                 break;
rlm@0:             }
rlm@0:         }
rlm@0:     }
rlm@0: 
rlm@0:     if(!Failed)
rlm@0:     {
rlm@0:         // All effects are valid
rlm@0:         for(i = 0;i < n;i++)
rlm@0:         {
rlm@0:             // Recheck that the effect is valid, because there could be duplicated names
rlm@0:             if((ALEffect=LookupEffect(device->EffectMap, effects[i])) == NULL)
rlm@0:                 continue;
rlm@0: 
rlm@0:             RemoveUIntMapKey(&device->EffectMap, ALEffect->effect);
rlm@0:             FreeThunkEntry(ALEffect->effect);
rlm@0: 
rlm@0:             memset(ALEffect, 0, sizeof(ALeffect));
rlm@0:             free(ALEffect);
rlm@0:         }
rlm@0:     }
rlm@0: 
rlm@0:     UnlockContext(Context);
rlm@0: }
rlm@0: 
rlm@0: AL_API ALboolean AL_APIENTRY alIsEffect(ALuint effect)
rlm@0: {
rlm@0:     ALCcontext *Context;
rlm@0:     ALboolean  result;
rlm@0: 
rlm@0:     Context = GetLockedContext();
rlm@0:     if(!Context) return AL_FALSE;
rlm@0: 
rlm@0:     result = ((!effect || LookupEffect(Context->Device->EffectMap, effect)) ?
rlm@0:               AL_TRUE : AL_FALSE);
rlm@0: 
rlm@0:     UnlockContext(Context);
rlm@0: 
rlm@0:     return result;
rlm@0: }
rlm@0: 
rlm@0: AL_API ALvoid AL_APIENTRY alEffecti(ALuint effect, ALenum param, ALint iValue)
rlm@0: {
rlm@0:     ALCcontext *Context;
rlm@0:     ALCdevice  *Device;
rlm@0:     ALeffect   *ALEffect;
rlm@0: 
rlm@0:     Context = GetLockedContext();
rlm@0:     if(!Context) return;
rlm@0: 
rlm@0:     Device = Context->Device;
rlm@0:     if((ALEffect=LookupEffect(Device->EffectMap, effect)) != NULL)
rlm@0:     {
rlm@0:         if(param == AL_EFFECT_TYPE)
rlm@0:         {
rlm@0:             ALboolean isOk = (iValue == AL_EFFECT_NULL);
rlm@0:             ALint i;
rlm@0:             for(i = 0;!isOk && EffectList[i].val;i++)
rlm@0:             {
rlm@0:                 if(iValue == EffectList[i].val &&
rlm@0:                    !DisabledEffects[EffectList[i].type])
rlm@0:                     isOk = AL_TRUE;
rlm@0:             }
rlm@0: 
rlm@0:             if(isOk)
rlm@0:                 InitEffectParams(ALEffect, iValue);
rlm@0:             else
rlm@0:                 alSetError(Context, AL_INVALID_VALUE);
rlm@0:         }
rlm@0:         else if(ALEffect->type == AL_EFFECT_EAXREVERB)
rlm@0:         {
rlm@0:             switch(param)
rlm@0:             {
rlm@0:             case AL_EAXREVERB_DECAY_HFLIMIT:
rlm@0:                 if(iValue >= AL_EAXREVERB_MIN_DECAY_HFLIMIT &&
rlm@0:                    iValue <= AL_EAXREVERB_MAX_DECAY_HFLIMIT)
rlm@0:                     ALEffect->Params.Reverb.DecayHFLimit = iValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             default:
rlm@0:                 alSetError(Context, AL_INVALID_ENUM);
rlm@0:                 break;
rlm@0:             }
rlm@0:         }
rlm@0:         else if(ALEffect->type == AL_EFFECT_REVERB)
rlm@0:         {
rlm@0:             switch(param)
rlm@0:             {
rlm@0:             case AL_REVERB_DECAY_HFLIMIT:
rlm@0:                 if(iValue >= AL_REVERB_MIN_DECAY_HFLIMIT &&
rlm@0:                    iValue <= AL_REVERB_MAX_DECAY_HFLIMIT)
rlm@0:                     ALEffect->Params.Reverb.DecayHFLimit = iValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             default:
rlm@0:                 alSetError(Context, AL_INVALID_ENUM);
rlm@0:                 break;
rlm@0:             }
rlm@0:         }
rlm@0:         else if(ALEffect->type == AL_EFFECT_ECHO)
rlm@0:         {
rlm@0:             switch(param)
rlm@0:             {
rlm@0:             default:
rlm@0:                 alSetError(Context, AL_INVALID_ENUM);
rlm@0:                 break;
rlm@0:             }
rlm@0:         }
rlm@0:         else if(ALEffect->type == AL_EFFECT_RING_MODULATOR)
rlm@0:         {
rlm@0:             switch(param)
rlm@0:             {
rlm@0:             case AL_RING_MODULATOR_FREQUENCY:
rlm@0:                 if(iValue >= AL_RING_MODULATOR_MIN_FREQUENCY &&
rlm@0:                    iValue <= AL_RING_MODULATOR_MAX_FREQUENCY)
rlm@0:                     ALEffect->Params.Modulator.Frequency = iValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_RING_MODULATOR_HIGHPASS_CUTOFF:
rlm@0:                 if(iValue >= AL_RING_MODULATOR_MIN_HIGHPASS_CUTOFF &&
rlm@0:                    iValue <= AL_RING_MODULATOR_MAX_HIGHPASS_CUTOFF)
rlm@0:                     ALEffect->Params.Modulator.HighPassCutoff = iValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_RING_MODULATOR_WAVEFORM:
rlm@0:                 if(iValue >= AL_RING_MODULATOR_MIN_WAVEFORM &&
rlm@0:                    iValue <= AL_RING_MODULATOR_MAX_WAVEFORM)
rlm@0:                     ALEffect->Params.Modulator.Waveform = iValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             default:
rlm@0:                 alSetError(Context, AL_INVALID_ENUM);
rlm@0:                 break;
rlm@0:             }
rlm@0:         }
rlm@0:         else
rlm@0:             alSetError(Context, AL_INVALID_ENUM);
rlm@0:     }
rlm@0:     else
rlm@0:         alSetError(Context, AL_INVALID_NAME);
rlm@0: 
rlm@0:     UnlockContext(Context);
rlm@0: }
rlm@0: 
rlm@0: AL_API ALvoid AL_APIENTRY alEffectiv(ALuint effect, ALenum param, ALint *piValues)
rlm@0: {
rlm@0:     /* There are no multi-value int effect parameters */
rlm@0:     alEffecti(effect, param, piValues[0]);
rlm@0: }
rlm@0: 
rlm@0: AL_API ALvoid AL_APIENTRY alEffectf(ALuint effect, ALenum param, ALfloat flValue)
rlm@0: {
rlm@0:     ALCcontext *Context;
rlm@0:     ALCdevice  *Device;
rlm@0:     ALeffect   *ALEffect;
rlm@0: 
rlm@0:     Context = GetLockedContext();
rlm@0:     if(!Context) return;
rlm@0: 
rlm@0:     Device = Context->Device;
rlm@0:     if((ALEffect=LookupEffect(Device->EffectMap, effect)) != NULL)
rlm@0:     {
rlm@0:         if(ALEffect->type == AL_EFFECT_EAXREVERB)
rlm@0:         {
rlm@0:             switch(param)
rlm@0:             {
rlm@0:             case AL_EAXREVERB_DENSITY:
rlm@0:                 if(flValue >= AL_EAXREVERB_MIN_DENSITY &&
rlm@0:                    flValue <= AL_EAXREVERB_MAX_DENSITY)
rlm@0:                     ALEffect->Params.Reverb.Density = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_DIFFUSION:
rlm@0:                 if(flValue >= AL_EAXREVERB_MIN_DIFFUSION &&
rlm@0:                    flValue <= AL_EAXREVERB_MAX_DIFFUSION)
rlm@0:                     ALEffect->Params.Reverb.Diffusion = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_GAIN:
rlm@0:                 if(flValue >= AL_EAXREVERB_MIN_GAIN &&
rlm@0:                    flValue <= AL_EAXREVERB_MAX_GAIN)
rlm@0:                     ALEffect->Params.Reverb.Gain = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_GAINHF:
rlm@0:                 if(flValue >= AL_EAXREVERB_MIN_GAINHF &&
rlm@0:                    flValue <= AL_EAXREVERB_MAX_GAINHF)
rlm@0:                     ALEffect->Params.Reverb.GainHF = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_GAINLF:
rlm@0:                 if(flValue >= AL_EAXREVERB_MIN_GAINLF &&
rlm@0:                    flValue <= AL_EAXREVERB_MAX_GAINLF)
rlm@0:                     ALEffect->Params.Reverb.GainLF = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_DECAY_TIME:
rlm@0:                 if(flValue >= AL_EAXREVERB_MIN_DECAY_TIME &&
rlm@0:                    flValue <= AL_EAXREVERB_MAX_DECAY_TIME)
rlm@0:                     ALEffect->Params.Reverb.DecayTime = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_DECAY_HFRATIO:
rlm@0:                 if(flValue >= AL_EAXREVERB_MIN_DECAY_HFRATIO &&
rlm@0:                    flValue <= AL_EAXREVERB_MAX_DECAY_HFRATIO)
rlm@0:                     ALEffect->Params.Reverb.DecayHFRatio = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_DECAY_LFRATIO:
rlm@0:                 if(flValue >= AL_EAXREVERB_MIN_DECAY_LFRATIO &&
rlm@0:                    flValue <= AL_EAXREVERB_MAX_DECAY_LFRATIO)
rlm@0:                     ALEffect->Params.Reverb.DecayLFRatio = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_REFLECTIONS_GAIN:
rlm@0:                 if(flValue >= AL_EAXREVERB_MIN_REFLECTIONS_GAIN &&
rlm@0:                    flValue <= AL_EAXREVERB_MAX_REFLECTIONS_GAIN)
rlm@0:                     ALEffect->Params.Reverb.ReflectionsGain = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_REFLECTIONS_DELAY:
rlm@0:                 if(flValue >= AL_EAXREVERB_MIN_REFLECTIONS_DELAY &&
rlm@0:                    flValue <= AL_EAXREVERB_MAX_REFLECTIONS_DELAY)
rlm@0:                     ALEffect->Params.Reverb.ReflectionsDelay = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_LATE_REVERB_GAIN:
rlm@0:                 if(flValue >= AL_EAXREVERB_MIN_LATE_REVERB_GAIN &&
rlm@0:                    flValue <= AL_EAXREVERB_MAX_LATE_REVERB_GAIN)
rlm@0:                     ALEffect->Params.Reverb.LateReverbGain = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_LATE_REVERB_DELAY:
rlm@0:                 if(flValue >= AL_EAXREVERB_MIN_LATE_REVERB_DELAY &&
rlm@0:                    flValue <= AL_EAXREVERB_MAX_LATE_REVERB_DELAY)
rlm@0:                     ALEffect->Params.Reverb.LateReverbDelay = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_AIR_ABSORPTION_GAINHF:
rlm@0:                 if(flValue >= AL_EAXREVERB_MIN_AIR_ABSORPTION_GAINHF &&
rlm@0:                    flValue <= AL_EAXREVERB_MAX_AIR_ABSORPTION_GAINHF)
rlm@0:                     ALEffect->Params.Reverb.AirAbsorptionGainHF = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_ECHO_TIME:
rlm@0:                 if(flValue >= AL_EAXREVERB_MIN_ECHO_TIME &&
rlm@0:                    flValue <= AL_EAXREVERB_MAX_ECHO_TIME)
rlm@0:                     ALEffect->Params.Reverb.EchoTime = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_ECHO_DEPTH:
rlm@0:                 if(flValue >= AL_EAXREVERB_MIN_ECHO_DEPTH &&
rlm@0:                    flValue <= AL_EAXREVERB_MAX_ECHO_DEPTH)
rlm@0:                     ALEffect->Params.Reverb.EchoDepth = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_MODULATION_TIME:
rlm@0:                 if(flValue >= AL_EAXREVERB_MIN_MODULATION_TIME &&
rlm@0:                    flValue <= AL_EAXREVERB_MAX_MODULATION_TIME)
rlm@0:                     ALEffect->Params.Reverb.ModulationTime = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_MODULATION_DEPTH:
rlm@0:                 if(flValue >= AL_EAXREVERB_MIN_MODULATION_DEPTH &&
rlm@0:                    flValue <= AL_EAXREVERB_MAX_MODULATION_DEPTH)
rlm@0:                     ALEffect->Params.Reverb.ModulationDepth = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_HFREFERENCE:
rlm@0:                 if(flValue >= AL_EAXREVERB_MIN_HFREFERENCE &&
rlm@0:                    flValue <= AL_EAXREVERB_MAX_HFREFERENCE)
rlm@0:                     ALEffect->Params.Reverb.HFReference = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_LFREFERENCE:
rlm@0:                 if(flValue >= AL_EAXREVERB_MIN_LFREFERENCE &&
rlm@0:                    flValue <= AL_EAXREVERB_MAX_LFREFERENCE)
rlm@0:                     ALEffect->Params.Reverb.LFReference = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_ROOM_ROLLOFF_FACTOR:
rlm@0:                 if(flValue >= 0.0f && flValue <= 10.0f)
rlm@0:                     ALEffect->Params.Reverb.RoomRolloffFactor = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             default:
rlm@0:                 alSetError(Context, AL_INVALID_ENUM);
rlm@0:                 break;
rlm@0:             }
rlm@0:         }
rlm@0:         else if(ALEffect->type == AL_EFFECT_REVERB)
rlm@0:         {
rlm@0:             switch(param)
rlm@0:             {
rlm@0:             case AL_REVERB_DENSITY:
rlm@0:                 if(flValue >= AL_REVERB_MIN_DENSITY &&
rlm@0:                    flValue <= AL_REVERB_MAX_DENSITY)
rlm@0:                     ALEffect->Params.Reverb.Density = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_REVERB_DIFFUSION:
rlm@0:                 if(flValue >= AL_REVERB_MIN_DIFFUSION &&
rlm@0:                    flValue <= AL_REVERB_MAX_DIFFUSION)
rlm@0:                     ALEffect->Params.Reverb.Diffusion = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_REVERB_GAIN:
rlm@0:                 if(flValue >= AL_REVERB_MIN_GAIN &&
rlm@0:                    flValue <= AL_REVERB_MAX_GAIN)
rlm@0:                     ALEffect->Params.Reverb.Gain = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_REVERB_GAINHF:
rlm@0:                 if(flValue >= AL_REVERB_MIN_GAINHF &&
rlm@0:                    flValue <= AL_REVERB_MAX_GAINHF)
rlm@0:                     ALEffect->Params.Reverb.GainHF = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_REVERB_DECAY_TIME:
rlm@0:                 if(flValue >= AL_REVERB_MIN_DECAY_TIME &&
rlm@0:                    flValue <= AL_REVERB_MAX_DECAY_TIME)
rlm@0:                     ALEffect->Params.Reverb.DecayTime = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_REVERB_DECAY_HFRATIO:
rlm@0:                 if(flValue >= AL_REVERB_MIN_DECAY_HFRATIO &&
rlm@0:                    flValue <= AL_REVERB_MAX_DECAY_HFRATIO)
rlm@0:                     ALEffect->Params.Reverb.DecayHFRatio = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_REVERB_REFLECTIONS_GAIN:
rlm@0:                 if(flValue >= AL_REVERB_MIN_REFLECTIONS_GAIN &&
rlm@0:                    flValue <= AL_REVERB_MAX_REFLECTIONS_GAIN)
rlm@0:                     ALEffect->Params.Reverb.ReflectionsGain = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_REVERB_REFLECTIONS_DELAY:
rlm@0:                 if(flValue >= AL_REVERB_MIN_REFLECTIONS_DELAY &&
rlm@0:                    flValue <= AL_REVERB_MAX_REFLECTIONS_DELAY)
rlm@0:                     ALEffect->Params.Reverb.ReflectionsDelay = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_REVERB_LATE_REVERB_GAIN:
rlm@0:                 if(flValue >= AL_REVERB_MIN_LATE_REVERB_GAIN &&
rlm@0:                    flValue <= AL_REVERB_MAX_LATE_REVERB_GAIN)
rlm@0:                     ALEffect->Params.Reverb.LateReverbGain = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_REVERB_LATE_REVERB_DELAY:
rlm@0:                 if(flValue >= AL_REVERB_MIN_LATE_REVERB_DELAY &&
rlm@0:                    flValue <= AL_REVERB_MAX_LATE_REVERB_DELAY)
rlm@0:                     ALEffect->Params.Reverb.LateReverbDelay = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_REVERB_AIR_ABSORPTION_GAINHF:
rlm@0:                 if(flValue >= AL_REVERB_MIN_AIR_ABSORPTION_GAINHF &&
rlm@0:                    flValue <= AL_REVERB_MAX_AIR_ABSORPTION_GAINHF)
rlm@0:                     ALEffect->Params.Reverb.AirAbsorptionGainHF = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_REVERB_ROOM_ROLLOFF_FACTOR:
rlm@0:                 if(flValue >= AL_REVERB_MIN_ROOM_ROLLOFF_FACTOR &&
rlm@0:                    flValue <= AL_REVERB_MAX_ROOM_ROLLOFF_FACTOR)
rlm@0:                     ALEffect->Params.Reverb.RoomRolloffFactor = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             default:
rlm@0:                 alSetError(Context, AL_INVALID_ENUM);
rlm@0:                 break;
rlm@0:             }
rlm@0:         }
rlm@0:         else if(ALEffect->type == AL_EFFECT_ECHO)
rlm@0:         {
rlm@0:             switch(param)
rlm@0:             {
rlm@0:             case AL_ECHO_DELAY:
rlm@0:                 if(flValue >= AL_ECHO_MIN_DELAY && flValue <= AL_ECHO_MAX_DELAY)
rlm@0:                     ALEffect->Params.Echo.Delay = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_ECHO_LRDELAY:
rlm@0:                 if(flValue >= AL_ECHO_MIN_LRDELAY && flValue <= AL_ECHO_MAX_LRDELAY)
rlm@0:                     ALEffect->Params.Echo.LRDelay = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_ECHO_DAMPING:
rlm@0:                 if(flValue >= AL_ECHO_MIN_DAMPING && flValue <= AL_ECHO_MAX_DAMPING)
rlm@0:                     ALEffect->Params.Echo.Damping = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_ECHO_FEEDBACK:
rlm@0:                 if(flValue >= AL_ECHO_MIN_FEEDBACK && flValue <= AL_ECHO_MAX_FEEDBACK)
rlm@0:                     ALEffect->Params.Echo.Feedback = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_ECHO_SPREAD:
rlm@0:                 if(flValue >= AL_ECHO_MIN_SPREAD && flValue <= AL_ECHO_MAX_SPREAD)
rlm@0:                     ALEffect->Params.Echo.Spread = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             default:
rlm@0:                 alSetError(Context, AL_INVALID_ENUM);
rlm@0:                 break;
rlm@0:             }
rlm@0:         }
rlm@0:         else if(ALEffect->type == AL_EFFECT_RING_MODULATOR)
rlm@0:         {
rlm@0:             switch(param)
rlm@0:             {
rlm@0:             case AL_RING_MODULATOR_FREQUENCY:
rlm@0:                 if(flValue >= AL_RING_MODULATOR_MIN_FREQUENCY &&
rlm@0:                    flValue <= AL_RING_MODULATOR_MAX_FREQUENCY)
rlm@0:                     ALEffect->Params.Modulator.Frequency = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_RING_MODULATOR_HIGHPASS_CUTOFF:
rlm@0:                 if(flValue >= AL_RING_MODULATOR_MIN_HIGHPASS_CUTOFF &&
rlm@0:                    flValue <= AL_RING_MODULATOR_MAX_HIGHPASS_CUTOFF)
rlm@0:                     ALEffect->Params.Modulator.HighPassCutoff = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             default:
rlm@0:                 alSetError(Context, AL_INVALID_ENUM);
rlm@0:                 break;
rlm@0:             }
rlm@0:         }
rlm@0:         else if(ALEffect->type == AL_EFFECT_DEDICATED_LOW_FREQUENCY_EFFECT ||
rlm@0:                 ALEffect->type == AL_EFFECT_DEDICATED_DIALOGUE)
rlm@0:         {
rlm@0:             switch(param)
rlm@0:             {
rlm@0:             case AL_DEDICATED_GAIN:
rlm@0:                 if(flValue >= 0.0f && isfinite(flValue))
rlm@0:                     ALEffect->Params.Dedicated.Gain = flValue;
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             default:
rlm@0:                 alSetError(Context, AL_INVALID_ENUM);
rlm@0:                 break;
rlm@0:             }
rlm@0:         }
rlm@0:         else
rlm@0:             alSetError(Context, AL_INVALID_ENUM);
rlm@0:     }
rlm@0:     else
rlm@0:         alSetError(Context, AL_INVALID_NAME);
rlm@0: 
rlm@0:     UnlockContext(Context);
rlm@0: }
rlm@0: 
rlm@0: AL_API ALvoid AL_APIENTRY alEffectfv(ALuint effect, ALenum param, ALfloat *pflValues)
rlm@0: {
rlm@0:     ALCcontext *Context;
rlm@0:     ALCdevice  *Device;
rlm@0:     ALeffect   *ALEffect;
rlm@0: 
rlm@0:     Context = GetLockedContext();
rlm@0:     if(!Context) return;
rlm@0: 
rlm@0:     Device = Context->Device;
rlm@0:     if((ALEffect=LookupEffect(Device->EffectMap, effect)) != NULL)
rlm@0:     {
rlm@0:         if(ALEffect->type == AL_EFFECT_EAXREVERB)
rlm@0:         {
rlm@0:             switch(param)
rlm@0:             {
rlm@0:             case AL_EAXREVERB_REFLECTIONS_PAN:
rlm@0:                 if(isfinite(pflValues[0]) && isfinite(pflValues[1]) && isfinite(pflValues[2]))
rlm@0:                 {
rlm@0:                     ALEffect->Params.Reverb.ReflectionsPan[0] = pflValues[0];
rlm@0:                     ALEffect->Params.Reverb.ReflectionsPan[1] = pflValues[1];
rlm@0:                     ALEffect->Params.Reverb.ReflectionsPan[2] = pflValues[2];
rlm@0:                 }
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0:             case AL_EAXREVERB_LATE_REVERB_PAN:
rlm@0:                 if(isfinite(pflValues[0]) && isfinite(pflValues[1]) && isfinite(pflValues[2]))
rlm@0:                 {
rlm@0:                     ALEffect->Params.Reverb.LateReverbPan[0] = pflValues[0];
rlm@0:                     ALEffect->Params.Reverb.LateReverbPan[1] = pflValues[1];
rlm@0:                     ALEffect->Params.Reverb.LateReverbPan[2] = pflValues[2];
rlm@0:                 }
rlm@0:                 else
rlm@0:                     alSetError(Context, AL_INVALID_VALUE);
rlm@0:                 break;
rlm@0: 
rlm@0:             default:
rlm@0:                 UnlockContext(Context);
rlm@0:                 alEffectf(effect, param, pflValues[0]);
rlm@0:                 return;
rlm@0:             }
rlm@0:         }
rlm@0:         else
rlm@0:         {
rlm@0:             UnlockContext(Context);
rlm@0:             alEffectf(effect, param, pflValues[0]);
rlm@0:             return;
rlm@0:         }
rlm@0:     }
rlm@0:     else
rlm@0:         alSetError(Context, AL_INVALID_NAME);
rlm@0: 
rlm@0:     UnlockContext(Context);
rlm@0: }
rlm@0: 
rlm@0: AL_API ALvoid AL_APIENTRY alGetEffecti(ALuint effect, ALenum param, ALint *piValue)
rlm@0: {
rlm@0:     ALCcontext *Context;
rlm@0:     ALCdevice  *Device;
rlm@0:     ALeffect   *ALEffect;
rlm@0: 
rlm@0:     Context = GetLockedContext();
rlm@0:     if(!Context) return;
rlm@0: 
rlm@0:     Device = Context->Device;
rlm@0:     if((ALEffect=LookupEffect(Device->EffectMap, effect)) != NULL)
rlm@0:     {
rlm@0:         if(param == AL_EFFECT_TYPE)
rlm@0:         {
rlm@0:             *piValue = ALEffect->type;
rlm@0:         }
rlm@0:         else if(ALEffect->type == AL_EFFECT_EAXREVERB)
rlm@0:         {
rlm@0:             switch(param)
rlm@0:             {
rlm@0:             case AL_EAXREVERB_DECAY_HFLIMIT:
rlm@0:                 *piValue = ALEffect->Params.Reverb.DecayHFLimit;
rlm@0:                 break;
rlm@0: 
rlm@0:             default:
rlm@0:                 alSetError(Context, AL_INVALID_ENUM);
rlm@0:                 break;
rlm@0:             }
rlm@0:         }
rlm@0:         else if(ALEffect->type == AL_EFFECT_REVERB)
rlm@0:         {
rlm@0:             switch(param)
rlm@0:             {
rlm@0:             case AL_REVERB_DECAY_HFLIMIT:
rlm@0:                 *piValue = ALEffect->Params.Reverb.DecayHFLimit;
rlm@0:                 break;
rlm@0: 
rlm@0:             default:
rlm@0:                 alSetError(Context, AL_INVALID_ENUM);
rlm@0:                 break;
rlm@0:             }
rlm@0:         }
rlm@0:         else if(ALEffect->type == AL_EFFECT_ECHO)
rlm@0:         {
rlm@0:             switch(param)
rlm@0:             {
rlm@0:             default:
rlm@0:                 alSetError(Context, AL_INVALID_ENUM);
rlm@0:                 break;
rlm@0:             }
rlm@0:         }
rlm@0:         else if(ALEffect->type == AL_EFFECT_RING_MODULATOR)
rlm@0:         {
rlm@0:             switch(param)
rlm@0:             {
rlm@0:             case AL_RING_MODULATOR_FREQUENCY:
rlm@0:                 *piValue = (ALint)ALEffect->Params.Modulator.Frequency;
rlm@0:                 break;
rlm@0:             case AL_RING_MODULATOR_HIGHPASS_CUTOFF:
rlm@0:                 *piValue = (ALint)ALEffect->Params.Modulator.HighPassCutoff;
rlm@0:                 break;
rlm@0:             case AL_RING_MODULATOR_WAVEFORM:
rlm@0:                 *piValue = ALEffect->Params.Modulator.Waveform;
rlm@0:                 break;
rlm@0: 
rlm@0:             default:
rlm@0:                 alSetError(Context, AL_INVALID_ENUM);
rlm@0:                 break;
rlm@0:             }
rlm@0:         }
rlm@0:         else
rlm@0:             alSetError(Context, AL_INVALID_ENUM);
rlm@0:     }
rlm@0:     else
rlm@0:         alSetError(Context, AL_INVALID_NAME);
rlm@0: 
rlm@0:     UnlockContext(Context);
rlm@0: }
rlm@0: 
rlm@0: AL_API ALvoid AL_APIENTRY alGetEffectiv(ALuint effect, ALenum param, ALint *piValues)
rlm@0: {
rlm@0:     /* There are no multi-value int effect parameters */
rlm@0:     alGetEffecti(effect, param, piValues);
rlm@0: }
rlm@0: 
rlm@0: AL_API ALvoid AL_APIENTRY alGetEffectf(ALuint effect, ALenum param, ALfloat *pflValue)
rlm@0: {
rlm@0:     ALCcontext *Context;
rlm@0:     ALCdevice  *Device;
rlm@0:     ALeffect   *ALEffect;
rlm@0: 
rlm@0:     Context = GetLockedContext();
rlm@0:     if(!Context) return;
rlm@0: 
rlm@0:     Device = Context->Device;
rlm@0:     if((ALEffect=LookupEffect(Device->EffectMap, effect)) != NULL)
rlm@0:     {
rlm@0:         if(ALEffect->type == AL_EFFECT_EAXREVERB)
rlm@0:         {
rlm@0:             switch(param)
rlm@0:             {
rlm@0:             case AL_EAXREVERB_DENSITY:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.Density;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_DIFFUSION:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.Diffusion;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_GAIN:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.Gain;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_GAINHF:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.GainHF;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_GAINLF:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.GainLF;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_DECAY_TIME:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.DecayTime;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_DECAY_HFRATIO:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.DecayHFRatio;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_DECAY_LFRATIO:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.DecayLFRatio;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_REFLECTIONS_GAIN:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.ReflectionsGain;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_REFLECTIONS_DELAY:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.ReflectionsDelay;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_LATE_REVERB_GAIN:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.LateReverbGain;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_LATE_REVERB_DELAY:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.LateReverbDelay;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_AIR_ABSORPTION_GAINHF:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.AirAbsorptionGainHF;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_ECHO_TIME:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.EchoTime;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_ECHO_DEPTH:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.EchoDepth;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_MODULATION_TIME:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.ModulationTime;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_MODULATION_DEPTH:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.ModulationDepth;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_HFREFERENCE:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.HFReference;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_LFREFERENCE:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.LFReference;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_EAXREVERB_ROOM_ROLLOFF_FACTOR:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.RoomRolloffFactor;
rlm@0:                 break;
rlm@0: 
rlm@0:             default:
rlm@0:                 alSetError(Context, AL_INVALID_ENUM);
rlm@0:                 break;
rlm@0:             }
rlm@0:         }
rlm@0:         else if(ALEffect->type == AL_EFFECT_REVERB)
rlm@0:         {
rlm@0:             switch(param)
rlm@0:             {
rlm@0:             case AL_REVERB_DENSITY:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.Density;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_REVERB_DIFFUSION:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.Diffusion;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_REVERB_GAIN:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.Gain;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_REVERB_GAINHF:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.GainHF;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_REVERB_DECAY_TIME:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.DecayTime;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_REVERB_DECAY_HFRATIO:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.DecayHFRatio;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_REVERB_REFLECTIONS_GAIN:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.ReflectionsGain;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_REVERB_REFLECTIONS_DELAY:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.ReflectionsDelay;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_REVERB_LATE_REVERB_GAIN:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.LateReverbGain;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_REVERB_LATE_REVERB_DELAY:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.LateReverbDelay;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_REVERB_AIR_ABSORPTION_GAINHF:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.AirAbsorptionGainHF;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_REVERB_ROOM_ROLLOFF_FACTOR:
rlm@0:                 *pflValue = ALEffect->Params.Reverb.RoomRolloffFactor;
rlm@0:                 break;
rlm@0: 
rlm@0:             default:
rlm@0:                 alSetError(Context, AL_INVALID_ENUM);
rlm@0:                 break;
rlm@0:             }
rlm@0:         }
rlm@0:         else if(ALEffect->type == AL_EFFECT_ECHO)
rlm@0:         {
rlm@0:             switch(param)
rlm@0:             {
rlm@0:             case AL_ECHO_DELAY:
rlm@0:                 *pflValue = ALEffect->Params.Echo.Delay;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_ECHO_LRDELAY:
rlm@0:                 *pflValue = ALEffect->Params.Echo.LRDelay;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_ECHO_DAMPING:
rlm@0:                 *pflValue = ALEffect->Params.Echo.Damping;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_ECHO_FEEDBACK:
rlm@0:                 *pflValue = ALEffect->Params.Echo.Feedback;
rlm@0:                 break;
rlm@0: 
rlm@0:             case AL_ECHO_SPREAD:
rlm@0:                 *pflValue = ALEffect->Params.Echo.Spread;
rlm@0:                 break;
rlm@0: 
rlm@0:             default:
rlm@0:                 alSetError(Context, AL_INVALID_ENUM);
rlm@0:                 break;
rlm@0:             }
rlm@0:         }
rlm@0:         else if(ALEffect->type == AL_EFFECT_RING_MODULATOR)
rlm@0:         {
rlm@0:             switch(param)
rlm@0:             {
rlm@0:             case AL_RING_MODULATOR_FREQUENCY:
rlm@0:                 *pflValue = ALEffect->Params.Modulator.Frequency;
rlm@0:                 break;
rlm@0:             case AL_RING_MODULATOR_HIGHPASS_CUTOFF:
rlm@0:                 *pflValue = ALEffect->Params.Modulator.HighPassCutoff;
rlm@0:                 break;
rlm@0: 
rlm@0:             default:
rlm@0:                 alSetError(Context, AL_INVALID_ENUM);
rlm@0:                 break;
rlm@0:             }
rlm@0:         }
rlm@0:         else if(ALEffect->type == AL_EFFECT_DEDICATED_LOW_FREQUENCY_EFFECT ||
rlm@0:                 ALEffect->type == AL_EFFECT_DEDICATED_DIALOGUE)
rlm@0:         {
rlm@0:             switch(param)
rlm@0:             {
rlm@0:             case AL_DEDICATED_GAIN:
rlm@0:                 *pflValue = ALEffect->Params.Dedicated.Gain;
rlm@0:                 break;
rlm@0: 
rlm@0:             default:
rlm@0:                 alSetError(Context, AL_INVALID_ENUM);
rlm@0:                 break;
rlm@0:             }
rlm@0:         }
rlm@0:         else
rlm@0:             alSetError(Context, AL_INVALID_ENUM);
rlm@0:     }
rlm@0:     else
rlm@0:         alSetError(Context, AL_INVALID_NAME);
rlm@0: 
rlm@0:     UnlockContext(Context);
rlm@0: }
rlm@0: 
rlm@0: AL_API ALvoid AL_APIENTRY alGetEffectfv(ALuint effect, ALenum param, ALfloat *pflValues)
rlm@0: {
rlm@0:     ALCcontext *Context;
rlm@0:     ALCdevice  *Device;
rlm@0:     ALeffect   *ALEffect;
rlm@0: 
rlm@0:     Context = GetLockedContext();
rlm@0:     if(!Context) return;
rlm@0: 
rlm@0:     Device = Context->Device;
rlm@0:     if((ALEffect=LookupEffect(Device->EffectMap, effect)) != NULL)
rlm@0:     {
rlm@0:         if(ALEffect->type == AL_EFFECT_EAXREVERB)
rlm@0:         {
rlm@0:             switch(param)
rlm@0:             {
rlm@0:             case AL_EAXREVERB_REFLECTIONS_PAN:
rlm@0:                 pflValues[0] = ALEffect->Params.Reverb.ReflectionsPan[0];
rlm@0:                 pflValues[1] = ALEffect->Params.Reverb.ReflectionsPan[1];
rlm@0:                 pflValues[2] = ALEffect->Params.Reverb.ReflectionsPan[2];
rlm@0:                 break;
rlm@0:             case AL_EAXREVERB_LATE_REVERB_PAN:
rlm@0:                 pflValues[0] = ALEffect->Params.Reverb.LateReverbPan[0];
rlm@0:                 pflValues[1] = ALEffect->Params.Reverb.LateReverbPan[1];
rlm@0:                 pflValues[2] = ALEffect->Params.Reverb.LateReverbPan[2];
rlm@0:                 break;
rlm@0: 
rlm@0:             default:
rlm@0:                 UnlockContext(Context);
rlm@0:                 alGetEffectf(effect, param, pflValues);
rlm@0:                 return;
rlm@0:             }
rlm@0:         }
rlm@0:         else
rlm@0:         {
rlm@0:             UnlockContext(Context);
rlm@0:             alGetEffectf(effect, param, pflValues);
rlm@0:             return;
rlm@0:         }
rlm@0:     }
rlm@0:     else
rlm@0:         alSetError(Context, AL_INVALID_NAME);
rlm@0: 
rlm@0:     UnlockContext(Context);
rlm@0: }
rlm@0: 
rlm@0: 
rlm@0: ALvoid ReleaseALEffects(ALCdevice *device)
rlm@0: {
rlm@0:     ALsizei i;
rlm@0:     for(i = 0;i < device->EffectMap.size;i++)
rlm@0:     {
rlm@0:         ALeffect *temp = device->EffectMap.array[i].value;
rlm@0:         device->EffectMap.array[i].value = NULL;
rlm@0: 
rlm@0:         // Release effect structure
rlm@0:         FreeThunkEntry(temp->effect);
rlm@0:         memset(temp, 0, sizeof(ALeffect));
rlm@0:         free(temp);
rlm@0:     }
rlm@0: }
rlm@0: 
rlm@0: 
rlm@0: static void InitEffectParams(ALeffect *effect, ALenum type)
rlm@0: {
rlm@0:     effect->type = type;
rlm@0:     switch(type)
rlm@0:     {
rlm@0:     /* NOTE: Standard reverb and EAX reverb use the same defaults for the
rlm@0:      *       shared parameters, and EAX's additional parameters default to
rlm@0:      *       values assumed by standard reverb.
rlm@0:      */
rlm@0:     case AL_EFFECT_EAXREVERB:
rlm@0:     case AL_EFFECT_REVERB:
rlm@0:         effect->Params.Reverb.Density = AL_EAXREVERB_DEFAULT_DENSITY;
rlm@0:         effect->Params.Reverb.Diffusion = AL_EAXREVERB_DEFAULT_DIFFUSION;
rlm@0:         effect->Params.Reverb.Gain = AL_EAXREVERB_DEFAULT_GAIN;
rlm@0:         effect->Params.Reverb.GainHF = AL_EAXREVERB_DEFAULT_GAINHF;
rlm@0:         effect->Params.Reverb.GainLF = AL_EAXREVERB_DEFAULT_GAINLF;
rlm@0:         effect->Params.Reverb.DecayTime = AL_EAXREVERB_DEFAULT_DECAY_TIME;
rlm@0:         effect->Params.Reverb.DecayHFRatio = AL_EAXREVERB_DEFAULT_DECAY_HFRATIO;
rlm@0:         effect->Params.Reverb.DecayLFRatio = AL_EAXREVERB_DEFAULT_DECAY_LFRATIO;
rlm@0:         effect->Params.Reverb.ReflectionsGain = AL_EAXREVERB_DEFAULT_REFLECTIONS_GAIN;
rlm@0:         effect->Params.Reverb.ReflectionsDelay = AL_EAXREVERB_DEFAULT_REFLECTIONS_DELAY;
rlm@0:         effect->Params.Reverb.ReflectionsPan[0] = AL_EAXREVERB_DEFAULT_REFLECTIONS_PAN_XYZ;
rlm@0:         effect->Params.Reverb.ReflectionsPan[1] = AL_EAXREVERB_DEFAULT_REFLECTIONS_PAN_XYZ;
rlm@0:         effect->Params.Reverb.ReflectionsPan[2] = AL_EAXREVERB_DEFAULT_REFLECTIONS_PAN_XYZ;
rlm@0:         effect->Params.Reverb.LateReverbGain = AL_EAXREVERB_DEFAULT_LATE_REVERB_GAIN;
rlm@0:         effect->Params.Reverb.LateReverbDelay = AL_EAXREVERB_DEFAULT_LATE_REVERB_DELAY;
rlm@0:         effect->Params.Reverb.LateReverbPan[0] = AL_EAXREVERB_DEFAULT_LATE_REVERB_PAN_XYZ;
rlm@0:         effect->Params.Reverb.LateReverbPan[1] = AL_EAXREVERB_DEFAULT_LATE_REVERB_PAN_XYZ;
rlm@0:         effect->Params.Reverb.LateReverbPan[2] = AL_EAXREVERB_DEFAULT_LATE_REVERB_PAN_XYZ;
rlm@0:         effect->Params.Reverb.EchoTime = AL_EAXREVERB_DEFAULT_ECHO_TIME;
rlm@0:         effect->Params.Reverb.EchoDepth = AL_EAXREVERB_DEFAULT_ECHO_DEPTH;
rlm@0:         effect->Params.Reverb.ModulationTime = AL_EAXREVERB_DEFAULT_MODULATION_TIME;
rlm@0:         effect->Params.Reverb.ModulationDepth = AL_EAXREVERB_DEFAULT_MODULATION_DEPTH;
rlm@0:         effect->Params.Reverb.AirAbsorptionGainHF = AL_EAXREVERB_DEFAULT_AIR_ABSORPTION_GAINHF;
rlm@0:         effect->Params.Reverb.HFReference = AL_EAXREVERB_DEFAULT_HFREFERENCE;
rlm@0:         effect->Params.Reverb.LFReference = AL_EAXREVERB_DEFAULT_LFREFERENCE;
rlm@0:         effect->Params.Reverb.RoomRolloffFactor = AL_EAXREVERB_DEFAULT_ROOM_ROLLOFF_FACTOR;
rlm@0:         effect->Params.Reverb.DecayHFLimit = AL_EAXREVERB_DEFAULT_DECAY_HFLIMIT;
rlm@0:         break;
rlm@0:     case AL_EFFECT_ECHO:
rlm@0:         effect->Params.Echo.Delay = AL_ECHO_DEFAULT_DELAY;
rlm@0:         effect->Params.Echo.LRDelay = AL_ECHO_DEFAULT_LRDELAY;
rlm@0:         effect->Params.Echo.Damping = AL_ECHO_DEFAULT_DAMPING;
rlm@0:         effect->Params.Echo.Feedback = AL_ECHO_DEFAULT_FEEDBACK;
rlm@0:         effect->Params.Echo.Spread = AL_ECHO_DEFAULT_SPREAD;
rlm@0:         break;
rlm@0:     case AL_EFFECT_RING_MODULATOR:
rlm@0:         effect->Params.Modulator.Frequency = AL_RING_MODULATOR_DEFAULT_FREQUENCY;
rlm@0:         effect->Params.Modulator.HighPassCutoff = AL_RING_MODULATOR_DEFAULT_HIGHPASS_CUTOFF;
rlm@0:         effect->Params.Modulator.Waveform = AL_RING_MODULATOR_DEFAULT_WAVEFORM;
rlm@0:         break;
rlm@0:     case AL_EFFECT_DEDICATED_LOW_FREQUENCY_EFFECT:
rlm@0:     case AL_EFFECT_DEDICATED_DIALOGUE:
rlm@0:         effect->Params.Dedicated.Gain = 1.0f;
rlm@0:         break;
rlm@0:     }
rlm@0: }