1237 lines
40 KiB
C
1237 lines
40 KiB
C
/**
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* OpenAL cross platform audio library
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* Copyright (C) 1999-2007 by authors.
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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* Or go to http://www.gnu.org/copyleft/lgpl.html
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*/
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#include "config.h"
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#include <stdlib.h>
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#include <math.h>
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#include "AL/al.h"
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#include "AL/alc.h"
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#include "alMain.h"
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#include "alEffect.h"
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#include "alThunk.h"
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#include "alError.h"
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ALboolean DisabledEffects[MAX_EFFECTS];
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static void InitEffectParams(ALeffect *effect, ALenum type);
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DECL_VERIFIER(Effect, ALeffect, effect)
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ALvoid AL_APIENTRY alGenEffects(ALsizei n, ALuint *effects)
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{
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ALCcontext *Context;
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ALsizei i;
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Context = GetContextSuspended();
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if(!Context) return;
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if (n > 0)
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{
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ALCdevice *device = Context->Device;
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// Check that enough memory has been allocted in the 'effects' array for n Effects
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if (!IsBadWritePtr((void*)effects, n * sizeof(ALuint)))
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{
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ALeffect **list = &device->EffectList;
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while(*list)
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list = &(*list)->next;
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i = 0;
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while(i < n)
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{
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*list = calloc(1, sizeof(ALeffect));
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if(!(*list))
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{
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// We must have run out or memory
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alDeleteEffects(i, effects);
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alSetError(Context, AL_OUT_OF_MEMORY);
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break;
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}
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effects[i] = (ALuint)ALTHUNK_ADDENTRY(*list);
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(*list)->effect = effects[i];
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InitEffectParams(*list, AL_EFFECT_NULL);
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device->EffectCount++;
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i++;
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list = &(*list)->next;
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}
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}
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}
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ProcessContext(Context);
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}
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ALvoid AL_APIENTRY alDeleteEffects(ALsizei n, ALuint *effects)
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{
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ALCcontext *Context;
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ALeffect *ALEffect;
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ALsizei i;
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Context = GetContextSuspended();
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if(!Context) return;
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if (n >= 0)
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{
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ALCdevice *device = Context->Device;
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// Check that all effects are valid
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for (i = 0; i < n; i++)
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{
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if(effects[i] && !VerifyEffect(device->EffectList, effects[i]))
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{
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alSetError(Context, AL_INVALID_NAME);
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break;
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}
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}
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if (i == n)
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{
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// All effects are valid
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for (i = 0; i < n; i++)
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{
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// Recheck that the effect is valid, because there could be duplicated names
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if(effects[i] &&
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(ALEffect=VerifyEffect(device->EffectList, effects[i])) != NULL)
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{
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ALeffect **list;
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// Remove Effect from list of effects
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list = &device->EffectList;
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while(*list && *list != ALEffect)
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list = &(*list)->next;
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if(*list)
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*list = (*list)->next;
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ALTHUNK_REMOVEENTRY(ALEffect->effect);
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memset(ALEffect, 0, sizeof(ALeffect));
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free(ALEffect);
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device->EffectCount--;
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}
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}
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}
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}
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else
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alSetError(Context, AL_INVALID_VALUE);
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ProcessContext(Context);
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}
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ALboolean AL_APIENTRY alIsEffect(ALuint effect)
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{
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ALCcontext *Context;
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ALboolean result = AL_TRUE;
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Context = GetContextSuspended();
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if(!Context) return AL_FALSE;
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if(effect)
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result = (VerifyEffect(Context->Device->EffectList, effect) ?
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AL_TRUE : AL_FALSE);
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ProcessContext(Context);
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return result;
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}
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ALvoid AL_APIENTRY alEffecti(ALuint effect, ALenum param, ALint iValue)
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{
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ALCcontext *Context;
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ALCdevice *Device;
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ALeffect *ALEffect;
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Context = GetContextSuspended();
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if(!Context) return;
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Device = Context->Device;
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if(effect && (ALEffect=VerifyEffect(Device->EffectList, effect)) != NULL)
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{
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if(param == AL_EFFECT_TYPE)
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{
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ALboolean isOk = (iValue == AL_EFFECT_NULL ||
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(iValue == AL_EFFECT_EAXREVERB && !DisabledEffects[EAXREVERB]) ||
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(iValue == AL_EFFECT_REVERB && !DisabledEffects[REVERB]) ||
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(iValue == AL_EFFECT_ECHO && !DisabledEffects[ECHO]));
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if(isOk)
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InitEffectParams(ALEffect, iValue);
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else
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alSetError(Context, AL_INVALID_VALUE);
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}
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else if(ALEffect->type == AL_EFFECT_EAXREVERB)
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{
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switch(param)
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{
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case AL_EAXREVERB_DECAY_HFLIMIT:
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if(iValue >= AL_EAXREVERB_MIN_DECAY_HFLIMIT &&
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iValue <= AL_EAXREVERB_MAX_DECAY_HFLIMIT)
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ALEffect->Reverb.DecayHFLimit = iValue;
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else
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alSetError(Context, AL_INVALID_VALUE);
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break;
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default:
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alSetError(Context, AL_INVALID_ENUM);
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break;
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}
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}
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else if(ALEffect->type == AL_EFFECT_REVERB)
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{
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switch(param)
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{
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case AL_REVERB_DECAY_HFLIMIT:
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if(iValue >= AL_REVERB_MIN_DECAY_HFLIMIT &&
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iValue <= AL_REVERB_MAX_DECAY_HFLIMIT)
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ALEffect->Reverb.DecayHFLimit = iValue;
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else
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alSetError(Context, AL_INVALID_VALUE);
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break;
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default:
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alSetError(Context, AL_INVALID_ENUM);
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break;
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}
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}
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else if(ALEffect->type == AL_EFFECT_ECHO)
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{
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switch(param)
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{
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default:
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alSetError(Context, AL_INVALID_ENUM);
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break;
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}
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}
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else
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alSetError(Context, AL_INVALID_ENUM);
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}
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else
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alSetError(Context, AL_INVALID_NAME);
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ProcessContext(Context);
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}
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ALvoid AL_APIENTRY alEffectiv(ALuint effect, ALenum param, ALint *piValues)
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{
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ALCcontext *Context;
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ALCdevice *Device;
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ALeffect *ALEffect;
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Context = GetContextSuspended();
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if(!Context) return;
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Device = Context->Device;
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if(effect && (ALEffect=VerifyEffect(Device->EffectList, effect)) != NULL)
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{
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if(param == AL_EFFECT_TYPE)
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{
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alEffecti(effect, param, piValues[0]);
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}
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else if(ALEffect->type == AL_EFFECT_EAXREVERB)
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{
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switch(param)
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{
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case AL_EAXREVERB_DECAY_HFLIMIT:
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alEffecti(effect, param, piValues[0]);
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break;
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default:
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alSetError(Context, AL_INVALID_ENUM);
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break;
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}
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}
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else if(ALEffect->type == AL_EFFECT_REVERB)
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{
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switch(param)
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{
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case AL_REVERB_DECAY_HFLIMIT:
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alEffecti(effect, param, piValues[0]);
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break;
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default:
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alSetError(Context, AL_INVALID_ENUM);
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break;
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}
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}
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else if(ALEffect->type == AL_EFFECT_ECHO)
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{
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switch(param)
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{
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default:
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alSetError(Context, AL_INVALID_ENUM);
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break;
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}
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}
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else
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alSetError(Context, AL_INVALID_ENUM);
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}
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else
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alSetError(Context, AL_INVALID_NAME);
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ProcessContext(Context);
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}
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ALvoid AL_APIENTRY alEffectf(ALuint effect, ALenum param, ALfloat flValue)
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{
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ALCcontext *Context;
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ALCdevice *Device;
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ALeffect *ALEffect;
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Context = GetContextSuspended();
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if(!Context) return;
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Device = Context->Device;
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if(effect && (ALEffect=VerifyEffect(Device->EffectList, effect)) != NULL)
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{
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if(ALEffect->type == AL_EFFECT_EAXREVERB)
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{
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switch(param)
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{
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case AL_EAXREVERB_DENSITY:
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if(flValue >= AL_EAXREVERB_MIN_DENSITY &&
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flValue <= AL_EAXREVERB_MAX_DENSITY)
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ALEffect->Reverb.Density = flValue;
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else
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alSetError(Context, AL_INVALID_VALUE);
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break;
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case AL_EAXREVERB_DIFFUSION:
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if(flValue >= AL_EAXREVERB_MIN_DIFFUSION &&
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flValue <= AL_EAXREVERB_MAX_DIFFUSION)
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ALEffect->Reverb.Diffusion = flValue;
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else
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alSetError(Context, AL_INVALID_VALUE);
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break;
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case AL_EAXREVERB_GAIN:
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if(flValue >= AL_EAXREVERB_MIN_GAIN &&
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flValue <= AL_EAXREVERB_MAX_GAIN)
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ALEffect->Reverb.Gain = flValue;
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else
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alSetError(Context, AL_INVALID_VALUE);
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break;
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case AL_EAXREVERB_GAINHF:
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if(flValue >= AL_EAXREVERB_MIN_GAINHF &&
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flValue <= AL_EAXREVERB_MAX_GAIN)
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ALEffect->Reverb.GainHF = flValue;
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else
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alSetError(Context, AL_INVALID_VALUE);
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break;
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case AL_EAXREVERB_GAINLF:
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if(flValue >= AL_EAXREVERB_MIN_GAINLF &&
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flValue <= AL_EAXREVERB_MAX_GAINLF)
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ALEffect->Reverb.GainLF = flValue;
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else
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alSetError(Context, AL_INVALID_VALUE);
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break;
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case AL_EAXREVERB_DECAY_TIME:
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if(flValue >= AL_EAXREVERB_MIN_DECAY_TIME &&
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flValue <= AL_EAXREVERB_MAX_DECAY_TIME)
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ALEffect->Reverb.DecayTime = flValue;
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else
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alSetError(Context, AL_INVALID_VALUE);
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break;
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case AL_EAXREVERB_DECAY_HFRATIO:
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if(flValue >= AL_EAXREVERB_MIN_DECAY_HFRATIO &&
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flValue <= AL_EAXREVERB_MAX_DECAY_HFRATIO)
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ALEffect->Reverb.DecayHFRatio = flValue;
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else
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alSetError(Context, AL_INVALID_VALUE);
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break;
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case AL_EAXREVERB_DECAY_LFRATIO:
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if(flValue >= AL_EAXREVERB_MIN_DECAY_LFRATIO &&
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flValue <= AL_EAXREVERB_MAX_DECAY_LFRATIO)
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ALEffect->Reverb.DecayLFRatio = flValue;
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else
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alSetError(Context, AL_INVALID_VALUE);
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break;
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case AL_EAXREVERB_REFLECTIONS_GAIN:
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if(flValue >= AL_EAXREVERB_MIN_REFLECTIONS_GAIN &&
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flValue <= AL_EAXREVERB_MAX_REFLECTIONS_GAIN)
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ALEffect->Reverb.ReflectionsGain = flValue;
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else
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alSetError(Context, AL_INVALID_VALUE);
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break;
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case AL_EAXREVERB_REFLECTIONS_DELAY:
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if(flValue >= AL_EAXREVERB_MIN_REFLECTIONS_DELAY &&
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flValue <= AL_EAXREVERB_MAX_REFLECTIONS_DELAY)
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ALEffect->Reverb.ReflectionsDelay = flValue;
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else
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alSetError(Context, AL_INVALID_VALUE);
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break;
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case AL_EAXREVERB_LATE_REVERB_GAIN:
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if(flValue >= AL_EAXREVERB_MIN_LATE_REVERB_GAIN &&
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flValue <= AL_EAXREVERB_MAX_LATE_REVERB_GAIN)
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ALEffect->Reverb.LateReverbGain = flValue;
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else
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alSetError(Context, AL_INVALID_VALUE);
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break;
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case AL_EAXREVERB_LATE_REVERB_DELAY:
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if(flValue >= AL_EAXREVERB_MIN_LATE_REVERB_DELAY &&
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flValue <= AL_EAXREVERB_MAX_LATE_REVERB_DELAY)
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ALEffect->Reverb.LateReverbDelay = flValue;
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else
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alSetError(Context, AL_INVALID_VALUE);
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break;
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case AL_EAXREVERB_AIR_ABSORPTION_GAINHF:
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if(flValue >= AL_EAXREVERB_MIN_AIR_ABSORPTION_GAINHF &&
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flValue <= AL_EAXREVERB_MAX_AIR_ABSORPTION_GAINHF)
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ALEffect->Reverb.AirAbsorptionGainHF = flValue;
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else
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alSetError(Context, AL_INVALID_VALUE);
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break;
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case AL_EAXREVERB_ECHO_TIME:
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if(flValue >= AL_EAXREVERB_MIN_ECHO_TIME &&
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flValue <= AL_EAXREVERB_MAX_ECHO_TIME)
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ALEffect->Reverb.EchoTime = flValue;
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else
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alSetError(Context, AL_INVALID_VALUE);
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break;
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case AL_EAXREVERB_ECHO_DEPTH:
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if(flValue >= AL_EAXREVERB_MIN_ECHO_DEPTH &&
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flValue <= AL_EAXREVERB_MAX_ECHO_DEPTH)
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ALEffect->Reverb.EchoDepth = flValue;
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else
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alSetError(Context, AL_INVALID_VALUE);
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break;
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case AL_EAXREVERB_MODULATION_TIME:
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if(flValue >= AL_EAXREVERB_MIN_MODULATION_TIME &&
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flValue <= AL_EAXREVERB_MAX_MODULATION_TIME)
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ALEffect->Reverb.ModulationTime = flValue;
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else
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alSetError(Context, AL_INVALID_VALUE);
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break;
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case AL_EAXREVERB_MODULATION_DEPTH:
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if(flValue >= AL_EAXREVERB_MIN_MODULATION_DEPTH &&
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flValue <= AL_EAXREVERB_MAX_MODULATION_DEPTH)
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ALEffect->Reverb.ModulationDepth = flValue;
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else
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alSetError(Context, AL_INVALID_VALUE);
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break;
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case AL_EAXREVERB_HFREFERENCE:
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if(flValue >= AL_EAXREVERB_MIN_HFREFERENCE &&
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flValue <= AL_EAXREVERB_MAX_HFREFERENCE)
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ALEffect->Reverb.HFReference = flValue;
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else
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alSetError(Context, AL_INVALID_VALUE);
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break;
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case AL_EAXREVERB_LFREFERENCE:
|
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if(flValue >= AL_EAXREVERB_MIN_LFREFERENCE &&
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flValue <= AL_EAXREVERB_MAX_LFREFERENCE)
|
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ALEffect->Reverb.LFReference = flValue;
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else
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alSetError(Context, AL_INVALID_VALUE);
|
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break;
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case AL_EAXREVERB_ROOM_ROLLOFF_FACTOR:
|
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if(flValue >= 0.0f && flValue <= 10.0f)
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ALEffect->Reverb.RoomRolloffFactor = flValue;
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else
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alSetError(Context, AL_INVALID_VALUE);
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break;
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|
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default:
|
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alSetError(Context, AL_INVALID_ENUM);
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break;
|
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}
|
|
}
|
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else if(ALEffect->type == AL_EFFECT_REVERB)
|
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{
|
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switch(param)
|
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{
|
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case AL_REVERB_DENSITY:
|
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if(flValue >= AL_REVERB_MIN_DENSITY &&
|
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flValue <= AL_REVERB_MAX_DENSITY)
|
|
ALEffect->Reverb.Density = flValue;
|
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else
|
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alSetError(Context, AL_INVALID_VALUE);
|
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break;
|
|
|
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case AL_REVERB_DIFFUSION:
|
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if(flValue >= AL_REVERB_MIN_DIFFUSION &&
|
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flValue <= AL_REVERB_MAX_DIFFUSION)
|
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ALEffect->Reverb.Diffusion = flValue;
|
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else
|
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alSetError(Context, AL_INVALID_VALUE);
|
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break;
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|
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case AL_REVERB_GAIN:
|
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if(flValue >= AL_REVERB_MIN_GAIN &&
|
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flValue <= AL_REVERB_MAX_GAIN)
|
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ALEffect->Reverb.Gain = flValue;
|
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else
|
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alSetError(Context, AL_INVALID_VALUE);
|
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break;
|
|
|
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case AL_REVERB_GAINHF:
|
|
if(flValue >= AL_REVERB_MIN_GAINHF &&
|
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flValue <= AL_REVERB_MAX_GAINHF)
|
|
ALEffect->Reverb.GainHF = flValue;
|
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else
|
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alSetError(Context, AL_INVALID_VALUE);
|
|
break;
|
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|
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case AL_REVERB_DECAY_TIME:
|
|
if(flValue >= AL_REVERB_MIN_DECAY_TIME &&
|
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flValue <= AL_REVERB_MAX_DECAY_TIME)
|
|
ALEffect->Reverb.DecayTime = flValue;
|
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else
|
|
alSetError(Context, AL_INVALID_VALUE);
|
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break;
|
|
|
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case AL_REVERB_DECAY_HFRATIO:
|
|
if(flValue >= AL_REVERB_MIN_DECAY_HFRATIO &&
|
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flValue <= AL_REVERB_MAX_DECAY_HFRATIO)
|
|
ALEffect->Reverb.DecayHFRatio = flValue;
|
|
else
|
|
alSetError(Context, AL_INVALID_VALUE);
|
|
break;
|
|
|
|
case AL_REVERB_REFLECTIONS_GAIN:
|
|
if(flValue >= AL_REVERB_MIN_REFLECTIONS_GAIN &&
|
|
flValue <= AL_REVERB_MAX_REFLECTIONS_GAIN)
|
|
ALEffect->Reverb.ReflectionsGain = flValue;
|
|
else
|
|
alSetError(Context, AL_INVALID_VALUE);
|
|
break;
|
|
|
|
case AL_REVERB_REFLECTIONS_DELAY:
|
|
if(flValue >= AL_REVERB_MIN_REFLECTIONS_DELAY &&
|
|
flValue <= AL_REVERB_MAX_REFLECTIONS_DELAY)
|
|
ALEffect->Reverb.ReflectionsDelay = flValue;
|
|
else
|
|
alSetError(Context, AL_INVALID_VALUE);
|
|
break;
|
|
|
|
case AL_REVERB_LATE_REVERB_GAIN:
|
|
if(flValue >= AL_REVERB_MIN_LATE_REVERB_GAIN &&
|
|
flValue <= AL_REVERB_MAX_LATE_REVERB_GAIN)
|
|
ALEffect->Reverb.LateReverbGain = flValue;
|
|
else
|
|
alSetError(Context, AL_INVALID_VALUE);
|
|
break;
|
|
|
|
case AL_REVERB_LATE_REVERB_DELAY:
|
|
if(flValue >= AL_REVERB_MIN_LATE_REVERB_DELAY &&
|
|
flValue <= AL_REVERB_MAX_LATE_REVERB_DELAY)
|
|
ALEffect->Reverb.LateReverbDelay = flValue;
|
|
else
|
|
alSetError(Context, AL_INVALID_VALUE);
|
|
break;
|
|
|
|
case AL_REVERB_AIR_ABSORPTION_GAINHF:
|
|
if(flValue >= AL_REVERB_MIN_AIR_ABSORPTION_GAINHF &&
|
|
flValue <= AL_REVERB_MAX_AIR_ABSORPTION_GAINHF)
|
|
ALEffect->Reverb.AirAbsorptionGainHF = flValue;
|
|
else
|
|
alSetError(Context, AL_INVALID_VALUE);
|
|
break;
|
|
|
|
case AL_REVERB_ROOM_ROLLOFF_FACTOR:
|
|
if(flValue >= AL_REVERB_MIN_ROOM_ROLLOFF_FACTOR &&
|
|
flValue <= AL_REVERB_MAX_ROOM_ROLLOFF_FACTOR)
|
|
ALEffect->Reverb.RoomRolloffFactor = flValue;
|
|
else
|
|
alSetError(Context, AL_INVALID_VALUE);
|
|
break;
|
|
|
|
default:
|
|
alSetError(Context, AL_INVALID_ENUM);
|
|
break;
|
|
}
|
|
}
|
|
else if(ALEffect->type == AL_EFFECT_ECHO)
|
|
{
|
|
switch(param)
|
|
{
|
|
case AL_ECHO_DELAY:
|
|
if(flValue >= AL_ECHO_MIN_DELAY && flValue <= AL_ECHO_MAX_DELAY)
|
|
ALEffect->Echo.Delay = flValue;
|
|
else
|
|
alSetError(Context, AL_INVALID_VALUE);
|
|
break;
|
|
|
|
case AL_ECHO_LRDELAY:
|
|
if(flValue >= AL_ECHO_MIN_LRDELAY && flValue <= AL_ECHO_MAX_LRDELAY)
|
|
ALEffect->Echo.LRDelay = flValue;
|
|
else
|
|
alSetError(Context, AL_INVALID_VALUE);
|
|
break;
|
|
|
|
case AL_ECHO_DAMPING:
|
|
if(flValue >= AL_ECHO_MIN_DAMPING && flValue <= AL_ECHO_MAX_DAMPING)
|
|
ALEffect->Echo.Damping = flValue;
|
|
else
|
|
alSetError(Context, AL_INVALID_VALUE);
|
|
break;
|
|
|
|
case AL_ECHO_FEEDBACK:
|
|
if(flValue >= AL_ECHO_MIN_FEEDBACK && flValue <= AL_ECHO_MAX_FEEDBACK)
|
|
ALEffect->Echo.Feedback = flValue;
|
|
else
|
|
alSetError(Context, AL_INVALID_VALUE);
|
|
break;
|
|
|
|
case AL_ECHO_SPREAD:
|
|
if(flValue >= AL_ECHO_MIN_SPREAD && flValue <= AL_ECHO_MAX_SPREAD)
|
|
ALEffect->Echo.Spread = flValue;
|
|
else
|
|
alSetError(Context, AL_INVALID_VALUE);
|
|
break;
|
|
|
|
default:
|
|
alSetError(Context, AL_INVALID_ENUM);
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
alSetError(Context, AL_INVALID_ENUM);
|
|
}
|
|
else
|
|
alSetError(Context, AL_INVALID_NAME);
|
|
|
|
ProcessContext(Context);
|
|
}
|
|
|
|
ALvoid AL_APIENTRY alEffectfv(ALuint effect, ALenum param, ALfloat *pflValues)
|
|
{
|
|
ALCcontext *Context;
|
|
ALCdevice *Device;
|
|
ALeffect *ALEffect;
|
|
|
|
Context = GetContextSuspended();
|
|
if(!Context) return;
|
|
|
|
Device = Context->Device;
|
|
if(effect && (ALEffect=VerifyEffect(Device->EffectList, effect)) != NULL)
|
|
{
|
|
if(ALEffect->type == AL_EFFECT_EAXREVERB)
|
|
{
|
|
switch(param)
|
|
{
|
|
case AL_EAXREVERB_DENSITY:
|
|
case AL_EAXREVERB_DIFFUSION:
|
|
case AL_EAXREVERB_GAIN:
|
|
case AL_EAXREVERB_GAINHF:
|
|
case AL_EAXREVERB_GAINLF:
|
|
case AL_EAXREVERB_DECAY_TIME:
|
|
case AL_EAXREVERB_DECAY_HFRATIO:
|
|
case AL_EAXREVERB_DECAY_LFRATIO:
|
|
case AL_EAXREVERB_REFLECTIONS_GAIN:
|
|
case AL_EAXREVERB_REFLECTIONS_DELAY:
|
|
case AL_EAXREVERB_LATE_REVERB_GAIN:
|
|
case AL_EAXREVERB_LATE_REVERB_DELAY:
|
|
case AL_EAXREVERB_AIR_ABSORPTION_GAINHF:
|
|
case AL_EAXREVERB_ECHO_TIME:
|
|
case AL_EAXREVERB_ECHO_DEPTH:
|
|
case AL_EAXREVERB_MODULATION_TIME:
|
|
case AL_EAXREVERB_MODULATION_DEPTH:
|
|
case AL_EAXREVERB_HFREFERENCE:
|
|
case AL_EAXREVERB_LFREFERENCE:
|
|
case AL_EAXREVERB_ROOM_ROLLOFF_FACTOR:
|
|
alEffectf(effect, param, pflValues[0]);
|
|
break;
|
|
|
|
case AL_EAXREVERB_REFLECTIONS_PAN:
|
|
if(!isnan(pflValues[0]) && !isnan(pflValues[1]) && !isnan(pflValues[2]))
|
|
{
|
|
ALEffect->Reverb.ReflectionsPan[0] = pflValues[0];
|
|
ALEffect->Reverb.ReflectionsPan[1] = pflValues[1];
|
|
ALEffect->Reverb.ReflectionsPan[2] = pflValues[2];
|
|
}
|
|
else
|
|
alSetError(Context, AL_INVALID_VALUE);
|
|
break;
|
|
case AL_EAXREVERB_LATE_REVERB_PAN:
|
|
if(!isnan(pflValues[0]) && !isnan(pflValues[1]) && !isnan(pflValues[2]))
|
|
{
|
|
ALEffect->Reverb.LateReverbPan[0] = pflValues[0];
|
|
ALEffect->Reverb.LateReverbPan[1] = pflValues[1];
|
|
ALEffect->Reverb.LateReverbPan[2] = pflValues[2];
|
|
}
|
|
else
|
|
alSetError(Context, AL_INVALID_VALUE);
|
|
break;
|
|
|
|
default:
|
|
alSetError(Context, AL_INVALID_ENUM);
|
|
break;
|
|
}
|
|
}
|
|
else if(ALEffect->type == AL_EFFECT_REVERB)
|
|
{
|
|
switch(param)
|
|
{
|
|
case AL_REVERB_DENSITY:
|
|
case AL_REVERB_DIFFUSION:
|
|
case AL_REVERB_GAIN:
|
|
case AL_REVERB_GAINHF:
|
|
case AL_REVERB_DECAY_TIME:
|
|
case AL_REVERB_DECAY_HFRATIO:
|
|
case AL_REVERB_REFLECTIONS_GAIN:
|
|
case AL_REVERB_REFLECTIONS_DELAY:
|
|
case AL_REVERB_LATE_REVERB_GAIN:
|
|
case AL_REVERB_LATE_REVERB_DELAY:
|
|
case AL_REVERB_AIR_ABSORPTION_GAINHF:
|
|
case AL_REVERB_ROOM_ROLLOFF_FACTOR:
|
|
alEffectf(effect, param, pflValues[0]);
|
|
break;
|
|
|
|
default:
|
|
alSetError(Context, AL_INVALID_ENUM);
|
|
break;
|
|
}
|
|
}
|
|
else if(ALEffect->type == AL_EFFECT_ECHO)
|
|
{
|
|
switch(param)
|
|
{
|
|
case AL_ECHO_DELAY:
|
|
case AL_ECHO_LRDELAY:
|
|
case AL_ECHO_DAMPING:
|
|
case AL_ECHO_FEEDBACK:
|
|
case AL_ECHO_SPREAD:
|
|
alEffectf(effect, param, pflValues[0]);
|
|
break;
|
|
|
|
default:
|
|
alSetError(Context, AL_INVALID_ENUM);
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
alSetError(Context, AL_INVALID_ENUM);
|
|
}
|
|
else
|
|
alSetError(Context, AL_INVALID_NAME);
|
|
|
|
ProcessContext(Context);
|
|
}
|
|
|
|
ALvoid AL_APIENTRY alGetEffecti(ALuint effect, ALenum param, ALint *piValue)
|
|
{
|
|
ALCcontext *Context;
|
|
ALCdevice *Device;
|
|
ALeffect *ALEffect;
|
|
|
|
Context = GetContextSuspended();
|
|
if(!Context) return;
|
|
|
|
Device = Context->Device;
|
|
if(effect && (ALEffect=VerifyEffect(Device->EffectList, effect)) != NULL)
|
|
{
|
|
if(param == AL_EFFECT_TYPE)
|
|
{
|
|
*piValue = ALEffect->type;
|
|
}
|
|
else if(ALEffect->type == AL_EFFECT_EAXREVERB)
|
|
{
|
|
switch(param)
|
|
{
|
|
case AL_EAXREVERB_DECAY_HFLIMIT:
|
|
*piValue = ALEffect->Reverb.DecayHFLimit;
|
|
break;
|
|
|
|
default:
|
|
alSetError(Context, AL_INVALID_ENUM);
|
|
break;
|
|
}
|
|
}
|
|
else if(ALEffect->type == AL_EFFECT_REVERB)
|
|
{
|
|
switch(param)
|
|
{
|
|
case AL_REVERB_DECAY_HFLIMIT:
|
|
*piValue = ALEffect->Reverb.DecayHFLimit;
|
|
break;
|
|
|
|
default:
|
|
alSetError(Context, AL_INVALID_ENUM);
|
|
break;
|
|
}
|
|
}
|
|
else if(ALEffect->type == AL_EFFECT_ECHO)
|
|
{
|
|
switch(param)
|
|
{
|
|
default:
|
|
alSetError(Context, AL_INVALID_ENUM);
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
alSetError(Context, AL_INVALID_ENUM);
|
|
}
|
|
else
|
|
alSetError(Context, AL_INVALID_NAME);
|
|
|
|
ProcessContext(Context);
|
|
}
|
|
|
|
ALvoid AL_APIENTRY alGetEffectiv(ALuint effect, ALenum param, ALint *piValues)
|
|
{
|
|
ALCcontext *Context;
|
|
ALCdevice *Device;
|
|
ALeffect *ALEffect;
|
|
|
|
Context = GetContextSuspended();
|
|
if(!Context) return;
|
|
|
|
Device = Context->Device;
|
|
if(effect && (ALEffect=VerifyEffect(Device->EffectList, effect)) != NULL)
|
|
{
|
|
if(param == AL_EFFECT_TYPE)
|
|
{
|
|
alGetEffecti(effect, param, piValues);
|
|
}
|
|
else if(ALEffect->type == AL_EFFECT_EAXREVERB)
|
|
{
|
|
switch(param)
|
|
{
|
|
case AL_EAXREVERB_DECAY_HFLIMIT:
|
|
alGetEffecti(effect, param, piValues);
|
|
break;
|
|
|
|
default:
|
|
alSetError(Context, AL_INVALID_ENUM);
|
|
break;
|
|
}
|
|
}
|
|
else if(ALEffect->type == AL_EFFECT_REVERB)
|
|
{
|
|
switch(param)
|
|
{
|
|
case AL_REVERB_DECAY_HFLIMIT:
|
|
alGetEffecti(effect, param, piValues);
|
|
break;
|
|
|
|
default:
|
|
alSetError(Context, AL_INVALID_ENUM);
|
|
break;
|
|
}
|
|
}
|
|
else if(ALEffect->type == AL_EFFECT_ECHO)
|
|
{
|
|
switch(param)
|
|
{
|
|
default:
|
|
alSetError(Context, AL_INVALID_ENUM);
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
alSetError(Context, AL_INVALID_ENUM);
|
|
}
|
|
else
|
|
alSetError(Context, AL_INVALID_NAME);
|
|
|
|
ProcessContext(Context);
|
|
}
|
|
|
|
ALvoid AL_APIENTRY alGetEffectf(ALuint effect, ALenum param, ALfloat *pflValue)
|
|
{
|
|
ALCcontext *Context;
|
|
ALCdevice *Device;
|
|
ALeffect *ALEffect;
|
|
|
|
Context = GetContextSuspended();
|
|
if(!Context) return;
|
|
|
|
Device = Context->Device;
|
|
if(effect && (ALEffect=VerifyEffect(Device->EffectList, effect)) != NULL)
|
|
{
|
|
if(ALEffect->type == AL_EFFECT_EAXREVERB)
|
|
{
|
|
switch(param)
|
|
{
|
|
case AL_EAXREVERB_DENSITY:
|
|
*pflValue = ALEffect->Reverb.Density;
|
|
break;
|
|
|
|
case AL_EAXREVERB_DIFFUSION:
|
|
*pflValue = ALEffect->Reverb.Diffusion;
|
|
break;
|
|
|
|
case AL_EAXREVERB_GAIN:
|
|
*pflValue = ALEffect->Reverb.Gain;
|
|
break;
|
|
|
|
case AL_EAXREVERB_GAINHF:
|
|
*pflValue = ALEffect->Reverb.GainHF;
|
|
break;
|
|
|
|
case AL_EAXREVERB_GAINLF:
|
|
*pflValue = ALEffect->Reverb.GainLF;
|
|
break;
|
|
|
|
case AL_EAXREVERB_DECAY_TIME:
|
|
*pflValue = ALEffect->Reverb.DecayTime;
|
|
break;
|
|
|
|
case AL_EAXREVERB_DECAY_HFRATIO:
|
|
*pflValue = ALEffect->Reverb.DecayHFRatio;
|
|
break;
|
|
|
|
case AL_EAXREVERB_DECAY_LFRATIO:
|
|
*pflValue = ALEffect->Reverb.DecayLFRatio;
|
|
break;
|
|
|
|
case AL_EAXREVERB_REFLECTIONS_GAIN:
|
|
*pflValue = ALEffect->Reverb.ReflectionsGain;
|
|
break;
|
|
|
|
case AL_EAXREVERB_REFLECTIONS_DELAY:
|
|
*pflValue = ALEffect->Reverb.ReflectionsDelay;
|
|
break;
|
|
|
|
case AL_EAXREVERB_LATE_REVERB_GAIN:
|
|
*pflValue = ALEffect->Reverb.LateReverbGain;
|
|
break;
|
|
|
|
case AL_EAXREVERB_LATE_REVERB_DELAY:
|
|
*pflValue = ALEffect->Reverb.LateReverbDelay;
|
|
break;
|
|
|
|
case AL_EAXREVERB_AIR_ABSORPTION_GAINHF:
|
|
*pflValue = ALEffect->Reverb.AirAbsorptionGainHF;
|
|
break;
|
|
|
|
case AL_EAXREVERB_ECHO_TIME:
|
|
*pflValue = ALEffect->Reverb.EchoTime;
|
|
break;
|
|
|
|
case AL_EAXREVERB_ECHO_DEPTH:
|
|
*pflValue = ALEffect->Reverb.EchoDepth;
|
|
break;
|
|
|
|
case AL_EAXREVERB_MODULATION_TIME:
|
|
*pflValue = ALEffect->Reverb.ModulationTime;
|
|
break;
|
|
|
|
case AL_EAXREVERB_MODULATION_DEPTH:
|
|
*pflValue = ALEffect->Reverb.ModulationDepth;
|
|
break;
|
|
|
|
case AL_EAXREVERB_HFREFERENCE:
|
|
*pflValue = ALEffect->Reverb.HFReference;
|
|
break;
|
|
|
|
case AL_EAXREVERB_LFREFERENCE:
|
|
*pflValue = ALEffect->Reverb.LFReference;
|
|
break;
|
|
|
|
case AL_EAXREVERB_ROOM_ROLLOFF_FACTOR:
|
|
*pflValue = ALEffect->Reverb.RoomRolloffFactor;
|
|
break;
|
|
|
|
default:
|
|
alSetError(Context, AL_INVALID_ENUM);
|
|
break;
|
|
}
|
|
}
|
|
else if(ALEffect->type == AL_EFFECT_REVERB)
|
|
{
|
|
switch(param)
|
|
{
|
|
case AL_REVERB_DENSITY:
|
|
*pflValue = ALEffect->Reverb.Density;
|
|
break;
|
|
|
|
case AL_REVERB_DIFFUSION:
|
|
*pflValue = ALEffect->Reverb.Diffusion;
|
|
break;
|
|
|
|
case AL_REVERB_GAIN:
|
|
*pflValue = ALEffect->Reverb.Gain;
|
|
break;
|
|
|
|
case AL_REVERB_GAINHF:
|
|
*pflValue = ALEffect->Reverb.GainHF;
|
|
break;
|
|
|
|
case AL_REVERB_DECAY_TIME:
|
|
*pflValue = ALEffect->Reverb.DecayTime;
|
|
break;
|
|
|
|
case AL_REVERB_DECAY_HFRATIO:
|
|
*pflValue = ALEffect->Reverb.DecayHFRatio;
|
|
break;
|
|
|
|
case AL_REVERB_REFLECTIONS_GAIN:
|
|
*pflValue = ALEffect->Reverb.ReflectionsGain;
|
|
break;
|
|
|
|
case AL_REVERB_REFLECTIONS_DELAY:
|
|
*pflValue = ALEffect->Reverb.ReflectionsDelay;
|
|
break;
|
|
|
|
case AL_REVERB_LATE_REVERB_GAIN:
|
|
*pflValue = ALEffect->Reverb.LateReverbGain;
|
|
break;
|
|
|
|
case AL_REVERB_LATE_REVERB_DELAY:
|
|
*pflValue = ALEffect->Reverb.LateReverbDelay;
|
|
break;
|
|
|
|
case AL_REVERB_AIR_ABSORPTION_GAINHF:
|
|
*pflValue = ALEffect->Reverb.AirAbsorptionGainHF;
|
|
break;
|
|
|
|
case AL_REVERB_ROOM_ROLLOFF_FACTOR:
|
|
*pflValue = ALEffect->Reverb.RoomRolloffFactor;
|
|
break;
|
|
|
|
default:
|
|
alSetError(Context, AL_INVALID_ENUM);
|
|
break;
|
|
}
|
|
}
|
|
else if(ALEffect->type == AL_EFFECT_ECHO)
|
|
{
|
|
switch(param)
|
|
{
|
|
case AL_ECHO_DELAY:
|
|
*pflValue = ALEffect->Echo.Delay;
|
|
break;
|
|
|
|
case AL_ECHO_LRDELAY:
|
|
*pflValue = ALEffect->Echo.LRDelay;
|
|
break;
|
|
|
|
case AL_ECHO_DAMPING:
|
|
*pflValue = ALEffect->Echo.Damping;
|
|
break;
|
|
|
|
case AL_ECHO_FEEDBACK:
|
|
*pflValue = ALEffect->Echo.Feedback;
|
|
break;
|
|
|
|
case AL_ECHO_SPREAD:
|
|
*pflValue = ALEffect->Echo.Spread;
|
|
break;
|
|
|
|
default:
|
|
alSetError(Context, AL_INVALID_ENUM);
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
alSetError(Context, AL_INVALID_ENUM);
|
|
}
|
|
else
|
|
alSetError(Context, AL_INVALID_NAME);
|
|
|
|
ProcessContext(Context);
|
|
}
|
|
|
|
ALvoid AL_APIENTRY alGetEffectfv(ALuint effect, ALenum param, ALfloat *pflValues)
|
|
{
|
|
ALCcontext *Context;
|
|
ALCdevice *Device;
|
|
ALeffect *ALEffect;
|
|
|
|
Context = GetContextSuspended();
|
|
if(!Context) return;
|
|
|
|
Device = Context->Device;
|
|
if(effect && (ALEffect=VerifyEffect(Device->EffectList, effect)) != NULL)
|
|
{
|
|
if(ALEffect->type == AL_EFFECT_EAXREVERB)
|
|
{
|
|
switch(param)
|
|
{
|
|
case AL_EAXREVERB_DENSITY:
|
|
case AL_EAXREVERB_DIFFUSION:
|
|
case AL_EAXREVERB_GAIN:
|
|
case AL_EAXREVERB_GAINHF:
|
|
case AL_EAXREVERB_GAINLF:
|
|
case AL_EAXREVERB_DECAY_TIME:
|
|
case AL_EAXREVERB_DECAY_HFRATIO:
|
|
case AL_EAXREVERB_DECAY_LFRATIO:
|
|
case AL_EAXREVERB_REFLECTIONS_GAIN:
|
|
case AL_EAXREVERB_REFLECTIONS_DELAY:
|
|
case AL_EAXREVERB_LATE_REVERB_GAIN:
|
|
case AL_EAXREVERB_LATE_REVERB_DELAY:
|
|
case AL_EAXREVERB_AIR_ABSORPTION_GAINHF:
|
|
case AL_EAXREVERB_ECHO_TIME:
|
|
case AL_EAXREVERB_ECHO_DEPTH:
|
|
case AL_EAXREVERB_MODULATION_TIME:
|
|
case AL_EAXREVERB_MODULATION_DEPTH:
|
|
case AL_EAXREVERB_HFREFERENCE:
|
|
case AL_EAXREVERB_LFREFERENCE:
|
|
case AL_EAXREVERB_ROOM_ROLLOFF_FACTOR:
|
|
alGetEffectf(effect, param, pflValues);
|
|
break;
|
|
|
|
case AL_EAXREVERB_REFLECTIONS_PAN:
|
|
pflValues[0] = ALEffect->Reverb.ReflectionsPan[0];
|
|
pflValues[1] = ALEffect->Reverb.ReflectionsPan[1];
|
|
pflValues[2] = ALEffect->Reverb.ReflectionsPan[2];
|
|
break;
|
|
case AL_EAXREVERB_LATE_REVERB_PAN:
|
|
pflValues[0] = ALEffect->Reverb.LateReverbPan[0];
|
|
pflValues[1] = ALEffect->Reverb.LateReverbPan[1];
|
|
pflValues[2] = ALEffect->Reverb.LateReverbPan[2];
|
|
break;
|
|
|
|
default:
|
|
alSetError(Context, AL_INVALID_ENUM);
|
|
break;
|
|
}
|
|
}
|
|
else if(ALEffect->type == AL_EFFECT_REVERB)
|
|
{
|
|
switch(param)
|
|
{
|
|
case AL_REVERB_DENSITY:
|
|
case AL_REVERB_DIFFUSION:
|
|
case AL_REVERB_GAIN:
|
|
case AL_REVERB_GAINHF:
|
|
case AL_REVERB_DECAY_TIME:
|
|
case AL_REVERB_DECAY_HFRATIO:
|
|
case AL_REVERB_REFLECTIONS_GAIN:
|
|
case AL_REVERB_REFLECTIONS_DELAY:
|
|
case AL_REVERB_LATE_REVERB_GAIN:
|
|
case AL_REVERB_LATE_REVERB_DELAY:
|
|
case AL_REVERB_AIR_ABSORPTION_GAINHF:
|
|
case AL_REVERB_ROOM_ROLLOFF_FACTOR:
|
|
alGetEffectf(effect, param, pflValues);
|
|
break;
|
|
|
|
default:
|
|
alSetError(Context, AL_INVALID_ENUM);
|
|
break;
|
|
}
|
|
}
|
|
else if(ALEffect->type == AL_EFFECT_ECHO)
|
|
{
|
|
switch(param)
|
|
{
|
|
case AL_ECHO_DELAY:
|
|
case AL_ECHO_LRDELAY:
|
|
case AL_ECHO_DAMPING:
|
|
case AL_ECHO_FEEDBACK:
|
|
case AL_ECHO_SPREAD:
|
|
alGetEffectf(effect, param, pflValues);
|
|
break;
|
|
|
|
default:
|
|
alSetError(Context, AL_INVALID_ENUM);
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
alSetError(Context, AL_INVALID_ENUM);
|
|
}
|
|
else
|
|
alSetError(Context, AL_INVALID_NAME);
|
|
|
|
ProcessContext(Context);
|
|
}
|
|
|
|
|
|
ALvoid ReleaseALEffects(ALCdevice *device)
|
|
{
|
|
ALeffect *list = device->EffectList;
|
|
while(list)
|
|
{
|
|
ALeffect *temp = list;
|
|
list = list->next;
|
|
|
|
// Release effect structure
|
|
memset(temp, 0, sizeof(ALeffect));
|
|
free(temp);
|
|
}
|
|
device->EffectList = NULL;
|
|
device->EffectCount = 0;
|
|
}
|
|
|
|
|
|
static void InitEffectParams(ALeffect *effect, ALenum type)
|
|
{
|
|
effect->type = type;
|
|
switch(type)
|
|
{
|
|
/* NOTE: Standard reverb and EAX reverb use the same defaults for the
|
|
* shared parameters, and EAX's additional parameters default to
|
|
* values assumed by standard reverb.
|
|
*/
|
|
case AL_EFFECT_EAXREVERB:
|
|
case AL_EFFECT_REVERB:
|
|
effect->Reverb.Density = AL_EAXREVERB_DEFAULT_DENSITY;
|
|
effect->Reverb.Diffusion = AL_EAXREVERB_DEFAULT_DIFFUSION;
|
|
effect->Reverb.Gain = AL_EAXREVERB_DEFAULT_GAIN;
|
|
effect->Reverb.GainHF = AL_EAXREVERB_DEFAULT_GAINHF;
|
|
effect->Reverb.GainLF = AL_EAXREVERB_DEFAULT_GAINLF;
|
|
effect->Reverb.DecayTime = AL_EAXREVERB_DEFAULT_DECAY_TIME;
|
|
effect->Reverb.DecayHFRatio = AL_EAXREVERB_DEFAULT_DECAY_HFRATIO;
|
|
effect->Reverb.DecayLFRatio = AL_EAXREVERB_DEFAULT_DECAY_LFRATIO;
|
|
effect->Reverb.ReflectionsGain = AL_EAXREVERB_DEFAULT_REFLECTIONS_GAIN;
|
|
effect->Reverb.ReflectionsDelay = AL_EAXREVERB_DEFAULT_REFLECTIONS_DELAY;
|
|
effect->Reverb.ReflectionsPan[0] = AL_EAXREVERB_DEFAULT_REFLECTIONS_PAN_XYZ;
|
|
effect->Reverb.ReflectionsPan[1] = AL_EAXREVERB_DEFAULT_REFLECTIONS_PAN_XYZ;
|
|
effect->Reverb.ReflectionsPan[2] = AL_EAXREVERB_DEFAULT_REFLECTIONS_PAN_XYZ;
|
|
effect->Reverb.LateReverbGain = AL_EAXREVERB_DEFAULT_LATE_REVERB_GAIN;
|
|
effect->Reverb.LateReverbDelay = AL_EAXREVERB_DEFAULT_LATE_REVERB_DELAY;
|
|
effect->Reverb.LateReverbPan[0] = AL_EAXREVERB_DEFAULT_LATE_REVERB_PAN_XYZ;
|
|
effect->Reverb.LateReverbPan[1] = AL_EAXREVERB_DEFAULT_LATE_REVERB_PAN_XYZ;
|
|
effect->Reverb.LateReverbPan[2] = AL_EAXREVERB_DEFAULT_LATE_REVERB_PAN_XYZ;
|
|
effect->Reverb.EchoTime = AL_EAXREVERB_DEFAULT_ECHO_TIME;
|
|
effect->Reverb.EchoDepth = AL_EAXREVERB_DEFAULT_ECHO_DEPTH;
|
|
effect->Reverb.ModulationTime = AL_EAXREVERB_DEFAULT_MODULATION_TIME;
|
|
effect->Reverb.ModulationDepth = AL_EAXREVERB_DEFAULT_MODULATION_DEPTH;
|
|
effect->Reverb.AirAbsorptionGainHF = AL_EAXREVERB_DEFAULT_AIR_ABSORPTION_GAINHF;
|
|
effect->Reverb.HFReference = AL_EAXREVERB_DEFAULT_HFREFERENCE;
|
|
effect->Reverb.LFReference = AL_EAXREVERB_DEFAULT_LFREFERENCE;
|
|
effect->Reverb.RoomRolloffFactor = AL_EAXREVERB_DEFAULT_ROOM_ROLLOFF_FACTOR;
|
|
effect->Reverb.DecayHFLimit = AL_EAXREVERB_DEFAULT_DECAY_HFLIMIT;
|
|
break;
|
|
case AL_EFFECT_ECHO:
|
|
effect->Echo.Delay = AL_ECHO_DEFAULT_DELAY;
|
|
effect->Echo.LRDelay = AL_ECHO_DEFAULT_LRDELAY;
|
|
effect->Echo.Damping = AL_ECHO_DEFAULT_DAMPING;
|
|
effect->Echo.Feedback = AL_ECHO_DEFAULT_FEEDBACK;
|
|
effect->Echo.Spread = AL_ECHO_DEFAULT_SPREAD;
|
|
break;
|
|
}
|
|
}
|