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Diffstat (limited to 'Alc/alcDedicated.c')
-rw-r--r-- | Alc/alcDedicated.c | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/Alc/alcDedicated.c b/Alc/alcDedicated.c deleted file mode 100644 index 1d2cbc42..00000000 --- a/Alc/alcDedicated.c +++ /dev/null @@ -1,100 +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., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - * Or go to http://www.gnu.org/copyleft/lgpl.html - */ - -#include "config.h" - -#include <stdlib.h> - -#include "alMain.h" -#include "alFilter.h" -#include "alAuxEffectSlot.h" -#include "alError.h" -#include "alu.h" - - -typedef struct ALdedicatedState { - // Must be first in all effects! - ALeffectState state; - - ALfloat gains[MaxChannels]; -} ALdedicatedState; - - -static ALvoid DedicatedDestroy(ALeffectState *effect) -{ - ALdedicatedState *state = (ALdedicatedState*)effect; - free(state); -} - -static ALboolean DedicatedDeviceUpdate(ALeffectState *effect, ALCdevice *Device) -{ - (void)effect; - (void)Device; - return AL_TRUE; -} - -static ALvoid DedicatedUpdate(ALeffectState *effect, ALCdevice *device, const ALeffectslot *Slot) -{ - ALdedicatedState *state = (ALdedicatedState*)effect; - ALfloat Gain; - ALsizei s; - - Gain = Slot->Gain * Slot->effect.Dedicated.Gain; - for(s = 0;s < MaxChannels;s++) - state->gains[s] = 0.0f; - - if(Slot->effect.type == AL_EFFECT_DEDICATED_DIALOGUE) - ComputeAngleGains(device, atan2f(0.0f, 1.0f), 0.0f, Gain, state->gains); - else if(Slot->effect.type == AL_EFFECT_DEDICATED_LOW_FREQUENCY_EFFECT) - state->gains[LFE] = Gain; -} - -static ALvoid DedicatedProcess(ALeffectState *effect, ALuint SamplesToDo, const ALfloat *RESTRICT SamplesIn, ALfloat (*RESTRICT SamplesOut)[BUFFERSIZE]) -{ - ALdedicatedState *state = (ALdedicatedState*)effect; - const ALfloat *gains = state->gains; - ALuint i, c; - - for(c = 0;c < MaxChannels;c++) - { - for(i = 0;i < SamplesToDo;i++) - SamplesOut[c][i] = SamplesIn[i] * gains[c]; - } -} - -ALeffectState *DedicatedCreate(void) -{ - ALdedicatedState *state; - ALsizei s; - - state = malloc(sizeof(*state)); - if(!state) - return NULL; - - state->state.Destroy = DedicatedDestroy; - state->state.DeviceUpdate = DedicatedDeviceUpdate; - state->state.Update = DedicatedUpdate; - state->state.Process = DedicatedProcess; - - for(s = 0;s < MaxChannels;s++) - state->gains[s] = 0.0f; - - return &state->state; -} |