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Diffstat (limited to 'Alc/effects/dedicated.c')
-rw-r--r-- | Alc/effects/dedicated.c | 184 |
1 files changed, 0 insertions, 184 deletions
diff --git a/Alc/effects/dedicated.c b/Alc/effects/dedicated.c deleted file mode 100644 index 0e1fd389..00000000 --- a/Alc/effects/dedicated.c +++ /dev/null @@ -1,184 +0,0 @@ -/** - * OpenAL cross platform audio library - * Copyright (C) 2011 by Chris Robinson. - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the - * Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - * Or go to http://www.gnu.org/copyleft/lgpl.html - */ - -#include "config.h" - -#include <stdlib.h> - -#include "alMain.h" -#include "alAuxEffectSlot.h" -#include "alError.h" -#include "alu.h" -#include "filters/defs.h" - - -typedef struct ALdedicatedState { - DERIVE_FROM_TYPE(ALeffectState); - - ALfloat CurrentGains[MAX_OUTPUT_CHANNELS]; - ALfloat TargetGains[MAX_OUTPUT_CHANNELS]; -} ALdedicatedState; - -static ALvoid ALdedicatedState_Destruct(ALdedicatedState *state); -static ALboolean ALdedicatedState_deviceUpdate(ALdedicatedState *state, ALCdevice *device); -static ALvoid ALdedicatedState_update(ALdedicatedState *state, const ALCcontext *context, const ALeffectslot *slot, const ALeffectProps *props); -static ALvoid ALdedicatedState_process(ALdedicatedState *state, ALsizei SamplesToDo, const ALfloat (*restrict SamplesIn)[BUFFERSIZE], ALfloat (*restrict SamplesOut)[BUFFERSIZE], ALsizei NumChannels); -DECLARE_DEFAULT_ALLOCATORS(ALdedicatedState) - -DEFINE_ALEFFECTSTATE_VTABLE(ALdedicatedState); - - -static void ALdedicatedState_Construct(ALdedicatedState *state) -{ - ALeffectState_Construct(STATIC_CAST(ALeffectState, state)); - SET_VTABLE2(ALdedicatedState, ALeffectState, state); -} - -static ALvoid ALdedicatedState_Destruct(ALdedicatedState *state) -{ - ALeffectState_Destruct(STATIC_CAST(ALeffectState,state)); -} - -static ALboolean ALdedicatedState_deviceUpdate(ALdedicatedState *state, ALCdevice *UNUSED(device)) -{ - ALsizei i; - for(i = 0;i < MAX_OUTPUT_CHANNELS;i++) - state->CurrentGains[i] = 0.0f; - return AL_TRUE; -} - -static ALvoid ALdedicatedState_update(ALdedicatedState *state, const ALCcontext *context, const ALeffectslot *slot, const ALeffectProps *props) -{ - const ALCdevice *device = context->Device; - ALfloat Gain; - ALsizei i; - - for(i = 0;i < MAX_OUTPUT_CHANNELS;i++) - state->TargetGains[i] = 0.0f; - - Gain = slot->Params.Gain * props->Dedicated.Gain; - if(slot->Params.EffectType == AL_EFFECT_DEDICATED_LOW_FREQUENCY_EFFECT) - { - int idx; - if((idx=GetChannelIdxByName(&device->RealOut, LFE)) != -1) - { - STATIC_CAST(ALeffectState,state)->OutBuffer = device->RealOut.Buffer; - STATIC_CAST(ALeffectState,state)->OutChannels = device->RealOut.NumChannels; - state->TargetGains[idx] = Gain; - } - } - else if(slot->Params.EffectType == AL_EFFECT_DEDICATED_DIALOGUE) - { - int idx; - /* Dialog goes to the front-center speaker if it exists, otherwise it - * plays from the front-center location. */ - if((idx=GetChannelIdxByName(&device->RealOut, FrontCenter)) != -1) - { - STATIC_CAST(ALeffectState,state)->OutBuffer = device->RealOut.Buffer; - STATIC_CAST(ALeffectState,state)->OutChannels = device->RealOut.NumChannels; - state->TargetGains[idx] = Gain; - } - else - { - ALfloat coeffs[MAX_AMBI_COEFFS]; - CalcAngleCoeffs(0.0f, 0.0f, 0.0f, coeffs); - - STATIC_CAST(ALeffectState,state)->OutBuffer = device->Dry.Buffer; - STATIC_CAST(ALeffectState,state)->OutChannels = device->Dry.NumChannels; - ComputePanGains(&device->Dry, coeffs, Gain, state->TargetGains); - } - } -} - -static ALvoid ALdedicatedState_process(ALdedicatedState *state, ALsizei SamplesToDo, const ALfloat (*restrict SamplesIn)[BUFFERSIZE], ALfloat (*restrict SamplesOut)[BUFFERSIZE], ALsizei NumChannels) -{ - MixSamples(SamplesIn[0], NumChannels, SamplesOut, state->CurrentGains, - state->TargetGains, SamplesToDo, 0, SamplesToDo); -} - - -typedef struct DedicatedStateFactory { - DERIVE_FROM_TYPE(EffectStateFactory); -} DedicatedStateFactory; - -ALeffectState *DedicatedStateFactory_create(DedicatedStateFactory *UNUSED(factory)) -{ - ALdedicatedState *state; - - NEW_OBJ0(state, ALdedicatedState)(); - if(!state) return NULL; - - return STATIC_CAST(ALeffectState, state); -} - -DEFINE_EFFECTSTATEFACTORY_VTABLE(DedicatedStateFactory); - - -EffectStateFactory *DedicatedStateFactory_getFactory(void) -{ - static DedicatedStateFactory DedicatedFactory = { { GET_VTABLE2(DedicatedStateFactory, EffectStateFactory) } }; - - return STATIC_CAST(EffectStateFactory, &DedicatedFactory); -} - - -void ALdedicated_setParami(ALeffect *UNUSED(effect), ALCcontext *context, ALenum param, ALint UNUSED(val)) -{ alSetError(context, AL_INVALID_ENUM, "Invalid dedicated integer property 0x%04x", param); } -void ALdedicated_setParamiv(ALeffect *UNUSED(effect), ALCcontext *context, ALenum param, const ALint *UNUSED(vals)) -{ alSetError(context, AL_INVALID_ENUM, "Invalid dedicated integer-vector property 0x%04x", param); } -void ALdedicated_setParamf(ALeffect *effect, ALCcontext *context, ALenum param, ALfloat val) -{ - ALeffectProps *props = &effect->Props; - switch(param) - { - case AL_DEDICATED_GAIN: - if(!(val >= 0.0f && isfinite(val))) - SETERR_RETURN(context, AL_INVALID_VALUE,, "Dedicated gain out of range"); - props->Dedicated.Gain = val; - break; - - default: - alSetError(context, AL_INVALID_ENUM, "Invalid dedicated float property 0x%04x", param); - } -} -void ALdedicated_setParamfv(ALeffect *effect, ALCcontext *context, ALenum param, const ALfloat *vals) -{ ALdedicated_setParamf(effect, context, param, vals[0]); } - -void ALdedicated_getParami(const ALeffect *UNUSED(effect), ALCcontext *context, ALenum param, ALint *UNUSED(val)) -{ alSetError(context, AL_INVALID_ENUM, "Invalid dedicated integer property 0x%04x", param); } -void ALdedicated_getParamiv(const ALeffect *UNUSED(effect), ALCcontext *context, ALenum param, ALint *UNUSED(vals)) -{ alSetError(context, AL_INVALID_ENUM, "Invalid dedicated integer-vector property 0x%04x", param); } -void ALdedicated_getParamf(const ALeffect *effect, ALCcontext *context, ALenum param, ALfloat *val) -{ - const ALeffectProps *props = &effect->Props; - switch(param) - { - case AL_DEDICATED_GAIN: - *val = props->Dedicated.Gain; - break; - - default: - alSetError(context, AL_INVALID_ENUM, "Invalid dedicated float property 0x%04x", param); - } -} -void ALdedicated_getParamfv(const ALeffect *effect, ALCcontext *context, ALenum param, ALfloat *vals) -{ ALdedicated_getParamf(effect, context, param, vals); } - -DEFINE_ALEFFECT_VTABLE(ALdedicated); |