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Add auxiliary effect slot function skeletons

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This commit is contained in:
Chris Robinson
2007-12-17 17:43:19 -08:00
parent aa386041e7
commit 7458273634
4 changed files with 410 additions and 1 deletions
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CMakeLists.txt
+2 -1
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@@ -160,7 +160,8 @@ IF(NOT "${HAVE_STDINT_H}")
ENDIF()
SET(OPENAL_OBJS OpenAL32/alBuffer.c
SET(OPENAL_OBJS OpenAL32/alAuxEffectSlot.c
OpenAL32/alBuffer.c
OpenAL32/alEffect.c
OpenAL32/alError.c
OpenAL32/alExtension.c
OpenAL32/Include/alAuxEffectSlot.h
+47
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@@ -0,0 +1,47 @@
#ifndef _AL_AUXEFFECTSLOT_H_
#define _AL_AUXEFFECTSLOT_H_
#include "AL/al.h"
#ifdef __cplusplus
extern "C" {
#endif
#define AL_EFFECTSLOT_EFFECT 0x0001
#define AL_EFFECTSLOT_GAIN 0x0002
#define AL_EFFECTSLOT_AUXILIARY_SEND_AUTO 0x0003
#define AL_EFFECTSLOT_NULL 0x0000
typedef struct ALeffectslot_struct
{
// AuxiliaryEffectSlot type (AL_EFFECT_NULL, ...)
ALenum type;
// Index to itself
ALuint effectslot;
struct ALeffectslot_struct *next;
} ALeffectslot;
AL_API ALvoid AL_APIENTRY alGenAuxiliaryEffectSlots(ALsizei n, ALuint *effectslots);
AL_API ALvoid AL_APIENTRY alDeleteAuxiliaryEffectSlots(ALsizei n, ALuint *effectslots);
AL_API ALboolean AL_APIENTRY alIsAuxiliaryEffectSlot(ALuint effectslot);
AL_API ALvoid AL_APIENTRY alAuxiliaryEffectSloti(ALuint effectslot, ALenum param, ALint iValue);
AL_API ALvoid AL_APIENTRY alAuxiliaryEffectSlotiv(ALuint effectslot, ALenum param, ALint *piValues);
AL_API ALvoid AL_APIENTRY alAuxiliaryEffectSlotf(ALuint effectslot, ALenum param, ALfloat flValue);
AL_API ALvoid AL_APIENTRY alAuxiliaryEffectSlotfv(ALuint effectslot, ALenum param, ALfloat *pflValues);
AL_API ALvoid AL_APIENTRY alGetAuxiliaryEffectSloti(ALuint effectslot, ALenum param, ALint *piValue);
AL_API ALvoid AL_APIENTRY alGetAuxiliaryEffectSlotiv(ALuint effectslot, ALenum param, ALint *piValues);
AL_API ALvoid AL_APIENTRY alGetAuxiliaryEffectSlotf(ALuint effectslot, ALenum param, ALfloat *pflValue);
AL_API ALvoid AL_APIENTRY alGetAuxiliaryEffectSlotfv(ALuint effectslot, ALenum param, ALfloat *pflValues);
ALvoid ReleaseALAuxiliaryEffectSlots(ALvoid);
#ifdef __cplusplus
}
#endif
#endif
OpenAL32/OpenAL32.c
+2
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@@ -22,6 +22,7 @@
#include "alBuffer.h"
#include "alFilter.h"
#include "alEffect.h"
#include "alAuxEffectSlot.h"
#include "alThunk.h"
CRITICAL_SECTION g_mutex;
@@ -57,6 +58,7 @@ static void my_deinit()
once = AL_TRUE;
ReleaseALBuffers();
ReleaseALAuxiliaryEffectSlots();
ReleaseALEffects();
ReleaseALFilters();
FreeALConfig();
OpenAL32/alAuxEffectSlot.c
+359
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@@ -0,0 +1,359 @@
/**
* OpenAL cross platform audio library
* Copyright (C) 1999-2007 by authors.
* 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 <stdlib.h>
#include "config.h"
#include "AL/al.h"
#include "AL/alc.h"
#include "alMain.h"
#include "alAuxEffectSlot.h"
static ALeffectslot *g_AuxiliaryEffectSlotList;
static ALuint g_AuxiliaryEffectSlotCount;
AL_API ALvoid AL_APIENTRY alGenAuxiliaryEffectSlots(ALsizei n, ALuint *effectslots)
{
ALCcontext *Context;
ALsizei i;
Context = alcGetCurrentContext();
SuspendContext(Context);
if (n > 0)
{
// Check that enough memory has been allocted in the 'sources' array for n Sources
if (!IsBadWritePtr((void*)effectslots, n * sizeof(ALuint)))
{
ALeffectslot **list = &g_AuxiliaryEffectSlotList;
while(*list)
list = &(*list)->next;
i = 0;
while(i < n)
{
*list = calloc(1, sizeof(ALeffectslot));
if(!(*list))
{
// We must have run out or memory
alDeleteAuxiliaryEffectSlots(i, effectslots);
alSetError(AL_OUT_OF_MEMORY);
break;
}
effectslots[i] = (ALuint)ALTHUNK_ADDENTRY(*list);
(*list)->effectslot = effectslots[i];
g_AuxiliaryEffectSlotCount++;
i++;
}
}
}
ProcessContext(Context);
}
AL_API ALvoid AL_APIENTRY alDeleteAuxiliaryEffectSlots(ALsizei n, ALuint *effectslots)
{
ALCcontext *Context;
ALeffectslot *ALAuxiliaryEffectSlot;
ALsizei i;
Context = alcGetCurrentContext();
SuspendContext(Context);
if (n >= 0)
{
// Check that all effectslots are valid
for (i = 0; i < n; i++)
{
if (!alIsAuxiliaryEffectSlot(effectslots[i]))
{
alSetError(AL_INVALID_NAME);
break;
}
}
if (i == n)
{
// All effectslots are valid
for (i = 0; i < n; i++)
{
// Recheck that the effectslot is valid, because there could be duplicated names
if (alIsAuxiliaryEffectSlot(effectslots[i]))
{
ALeffectslot **list;
ALAuxiliaryEffectSlot = ((ALeffectslot*)ALTHUNK_LOOKUPENTRY(effectslots[i]));
// Remove Source from list of Sources
list = &g_AuxiliaryEffectSlotList;
while(*list && *list != ALAuxiliaryEffectSlot)
list = &(*list)->next;
if(*list)
*list = (*list)->next;
ALTHUNK_REMOVEENTRY(ALAuxiliaryEffectSlot->effectslot);
memset(ALAuxiliaryEffectSlot, 0, sizeof(ALeffectslot));
free(ALAuxiliaryEffectSlot);
g_AuxiliaryEffectSlotCount--;
}
}
}
}
else
alSetError(AL_INVALID_VALUE);
ProcessContext(Context);
}
AL_API ALboolean AL_APIENTRY alIsAuxiliaryEffectSlot(ALuint effectslot)
{
ALCcontext *Context;
ALeffectslot **list;
Context = alcGetCurrentContext();
SuspendContext(Context);
list = &g_AuxiliaryEffectSlotList;
while(*list && (*list)->effectslot != effectslot)
list = &(*list)->next;
ProcessContext(Context);
return (*list ? AL_TRUE : AL_FALSE);
}
AL_API ALvoid AL_APIENTRY alAuxiliaryEffectSloti(ALuint effectslot, ALenum param, ALint iValue)
{
ALCcontext *Context;
(void)iValue;
Context = alcGetCurrentContext();
SuspendContext(Context);
if (alIsAuxiliaryEffectSlot(effectslot))
{
switch(param)
{
default:
alSetError(AL_INVALID_ENUM);
break;
}
}
else
alSetError(AL_INVALID_NAME);
ProcessContext(Context);
}
AL_API ALvoid AL_APIENTRY alAuxiliaryEffectSlotiv(ALuint effectslot, ALenum param, ALint *piValues)
{
ALCcontext *Context;
(void)piValues;
Context = alcGetCurrentContext();
SuspendContext(Context);
if (alIsAuxiliaryEffectSlot(effectslot))
{
switch(param)
{
default:
alSetError(AL_INVALID_ENUM);
break;
}
}
else
alSetError(AL_INVALID_NAME);
ProcessContext(Context);
}
AL_API ALvoid AL_APIENTRY alAuxiliaryEffectSlotf(ALuint effectslot, ALenum param, ALfloat flValue)
{
ALCcontext *Context;
(void)flValue;
Context = alcGetCurrentContext();
SuspendContext(Context);
if (alIsAuxiliaryEffectSlot(effectslot))
{
switch(param)
{
default:
alSetError(AL_INVALID_ENUM);
break;
}
}
else
alSetError(AL_INVALID_NAME);
ProcessContext(Context);
}
AL_API ALvoid AL_APIENTRY alAuxiliaryEffectSlotfv(ALuint effectslot, ALenum param, ALfloat *pflValues)
{
ALCcontext *Context;
(void)pflValues;
Context = alcGetCurrentContext();
SuspendContext(Context);
if (alIsAuxiliaryEffectSlot(effectslot))
{
switch(param)
{
default:
alSetError(AL_INVALID_ENUM);
break;
}
}
else
alSetError(AL_INVALID_NAME);
ProcessContext(Context);
}
AL_API ALvoid AL_APIENTRY alGetAuxiliaryEffectSloti(ALuint effectslot, ALenum param, ALint *piValue)
{
ALCcontext *Context;
(void)piValue;
Context = alcGetCurrentContext();
SuspendContext(Context);
if (alIsAuxiliaryEffectSlot(effectslot))
{
switch(param)
{
default:
alSetError(AL_INVALID_ENUM);
break;
}
}
else
alSetError(AL_INVALID_NAME);
ProcessContext(Context);
}
AL_API ALvoid AL_APIENTRY alGetAuxiliaryEffectSlotiv(ALuint effectslot, ALenum param, ALint *piValues)
{
ALCcontext *Context;
(void)piValues;
Context = alcGetCurrentContext();
SuspendContext(Context);
if (alIsAuxiliaryEffectSlot(effectslot))
{
switch(param)
{
default:
alSetError(AL_INVALID_ENUM);
break;
}
}
else
alSetError(AL_INVALID_NAME);
ProcessContext(Context);
}
AL_API ALvoid AL_APIENTRY alGetAuxiliaryEffectSlotf(ALuint effectslot, ALenum param, ALfloat *pflValue)
{
ALCcontext *Context;
(void)pflValue;
Context = alcGetCurrentContext();
SuspendContext(Context);
if (alIsAuxiliaryEffectSlot(effectslot))
{
switch(param)
{
default:
alSetError(AL_INVALID_ENUM);
break;
}
}
else
alSetError(AL_INVALID_NAME);
ProcessContext(Context);
}
AL_API ALvoid AL_APIENTRY alGetAuxiliaryEffectSlotfv(ALuint effectslot, ALenum param, ALfloat *pflValues)
{
ALCcontext *Context;
(void)pflValues;
Context = alcGetCurrentContext();
SuspendContext(Context);
if (alIsAuxiliaryEffectSlot(effectslot))
{
switch(param)
{
default:
alSetError(AL_INVALID_ENUM);
break;
}
}
else
alSetError(AL_INVALID_NAME);
ProcessContext(Context);
}
ALvoid ReleaseALAuxiliaryEffectSlots(ALvoid)
{
#ifdef _DEBUG
if(g_AuxiliaryEffectSlotCount > 0)
AL_PRINT("exit() %d AuxiliaryEffectSlot(s) NOT deleted\n", g_AuxiliaryEffectSlotCount);
#endif
while(g_AuxiliaryEffectSlotList)
{
ALeffectslot *temp = g_AuxiliaryEffectSlotList;
g_AuxiliaryEffectSlotList = g_AuxiliaryEffectSlotList->next;
// Release effectslot structure
memset(temp, 0, sizeof(ALeffectslot));
free(temp);
}
g_AuxiliaryEffectSlotCount = 0;
}