AL_API ALvoid AL_APIENTRY alFilteri(ALuint filter, ALenum param, ALint value)
{
ALCcontext *Context;
ALCdevice *Device;
ALfilter *ALFilter;
Context = GetContextRef();
if(!Context) return;
Device = Context->Device;
if((ALFilter=LookupFilter(Device, filter)) == NULL)
alSetError(Context, AL_INVALID_NAME);
else
{
if(param == AL_FILTER_TYPE)
{
if(value == AL_FILTER_NULL || value == AL_FILTER_LOWPASS)
InitFilterParams(ALFilter, value);
else
alSetError(Context, AL_INVALID_VALUE);
}
else
{
/* Call the appropriate handler */
ALfilter_SetParami(ALFilter, Context, param, value);
}
}
ALCcontext_DecRef(Context);
}
ALvoid AL_APIENTRY alFilteri(ALuint filter, ALenum param, ALint iValue)
{
ALCcontext *Context;
Context = alcGetCurrentContext();
SuspendContext(Context);
if (filter && alIsFilter(filter))
{
ALfilter *ALFilter = (ALfilter*)ALTHUNK_LOOKUPENTRY(filter);
switch(param)
{
case AL_FILTER_TYPE:
if(iValue == AL_FILTER_NULL ||
iValue == AL_FILTER_LOWPASS)
InitFilterParams(ALFilter, iValue);
else
alSetError(AL_INVALID_VALUE);
break;
default:
alSetError(AL_INVALID_ENUM);
break;
}
}
else
alSetError(AL_INVALID_NAME);
ProcessContext(Context);
}
AL_API ALvoid AL_APIENTRY alFilteri(ALuint filter, ALenum param, ALint iValue)
{
ALCcontext *Context;
ALCdevice *Device;
ALfilter *ALFilter;
Context = GetContextSuspended();
if(!Context) return;
Device = Context->Device;
if((ALFilter=LookupFilter(Device->FilterMap, filter)) != NULL)
{
switch(param)
{
case AL_FILTER_TYPE:
if(iValue == AL_FILTER_NULL ||
iValue == AL_FILTER_LOWPASS)
InitFilterParams(ALFilter, iValue);
else
alSetError(Context, AL_INVALID_VALUE);
break;
default:
alSetError(Context, AL_INVALID_ENUM);
break;
}
}
else
alSetError(Context, AL_INVALID_NAME);
ProcessContext(Context);
}
AL_API ALvoid AL_APIENTRY alGenFilters(ALsizei n, ALuint *filters)
{
ALCcontext *Context;
ALsizei i=0;
Context = GetContextSuspended();
if(!Context) return;
if (n > 0)
{
ALCdevice *device = Context->Device;
// Check that enough memory has been allocted in the 'filters' array for n Filters
if (!IsBadWritePtr((void*)filters, n * sizeof(ALuint)))
{
ALenum err;
while(i < n)
{
ALfilter *filter = calloc(1, sizeof(ALfilter));
if(!filter)
{
alSetError(Context, AL_OUT_OF_MEMORY);
alDeleteFilters(i, filters);
break;
}
filter->filter = ALTHUNK_ADDENTRY(filter);
err = InsertUIntMapEntry(&device->FilterMap, filter->filter,
filter);
if(err != AL_NO_ERROR)
{
ALTHUNK_REMOVEENTRY(filter->filter);
memset(filter, 0, sizeof(ALfilter));
free(filter);
alSetError(Context, err);
alDeleteFilters(i, filters);
break;
}
filters[i++] = filter->filter;
InitFilterParams(filter, AL_FILTER_NULL);
}
}
}
ProcessContext(Context);
}
AL_API ALvoid AL_APIENTRY alGenFilters(ALsizei n, ALuint *filters)
{
ALCcontext *Context;
ALsizei i;
Context = GetContextRef();
if(!Context) return;
if(n < 0 || IsBadWritePtr((void*)filters, n * sizeof(ALuint)))
alSetError(Context, AL_INVALID_VALUE);
else
{
ALCdevice *device = Context->Device;
ALenum err;
for(i = 0;i < n;i++)
{
ALfilter *filter = calloc(1, sizeof(ALfilter));
if(!filter)
{
alSetError(Context, AL_OUT_OF_MEMORY);
alDeleteFilters(i, filters);
break;
}
InitFilterParams(filter, AL_FILTER_NULL);
err = NewThunkEntry(&filter->filter);
if(err == AL_NO_ERROR)
err = InsertUIntMapEntry(&device->FilterMap, filter->filter, filter);
if(err != AL_NO_ERROR)
{
FreeThunkEntry(filter->filter);
memset(filter, 0, sizeof(ALfilter));
free(filter);
alSetError(Context, err);
alDeleteFilters(i, filters);
break;
}
filters[i] = filter->filter;
}
}
ALCcontext_DecRef(Context);
}
AL_API ALvoid AL_APIENTRY alGenFilters(ALsizei n, ALuint *filters)
{
ALCcontext *Context;
ALsizei i=0;
Context = GetContextSuspended();
if(!Context) return;
if(n < 0 || IsBadWritePtr((void*)filters, n * sizeof(ALuint)))
alSetError(Context, AL_INVALID_VALUE);
else
{
ALCdevice *device = Context->Device;
ALenum err;
while(i < n)
{
ALfilter *filter = alCalloc(1, sizeof(ALfilter));
if(!filter)
{
alSetError(Context, AL_OUT_OF_MEMORY);
alDeleteFilters(i, filters);
break;
}
filter->filter = ALTHUNK_ADDENTRY(filter);
err = InsertUIntMapEntry(&device->FilterMap, filter->filter, filter);
if(err != AL_NO_ERROR)
{
ALTHUNK_REMOVEENTRY(filter->filter);
memset(filter, 0, sizeof(ALfilter));
alFree(filter);
alSetError(Context, err);
alDeleteFilters(i, filters);
break;
}
filters[i++] = filter->filter;
InitFilterParams(filter, AL_FILTER_NULL);
}
}
ProcessContext(Context);
}
AL_API ALvoid AL_APIENTRY alGenFilters(ALsizei n, ALuint *filters)
{
ALCcontext *Context;
ALsizei cur = 0;
Context = GetContextRef();
if(!Context) return;
al_try
{
ALCdevice *device = Context->Device;
ALenum err;
CHECK_VALUE(Context, n >= 0);
for(cur = 0;cur < n;cur++)
{
ALfilter *filter = calloc(1, sizeof(ALfilter));
if(!filter)
al_throwerr(Context, AL_OUT_OF_MEMORY);
InitFilterParams(filter, AL_FILTER_NULL);
err = NewThunkEntry(&filter->id);
if(err == AL_NO_ERROR)
err = InsertUIntMapEntry(&device->FilterMap, filter->id, filter);
if(err != AL_NO_ERROR)
{
FreeThunkEntry(filter->id);
memset(filter, 0, sizeof(ALfilter));
free(filter);
al_throwerr(Context, err);
}
filters[cur] = filter->id;
}
}
al_catchany()
{
if(cur > 0)
alDeleteFilters(cur, filters);
}
al_endtry;
ALCcontext_DecRef(Context);
}
ALvoid AL_APIENTRY alGenFilters(ALsizei n, ALuint *filters)
{
ALCcontext *Context;
ALsizei i;
Context = alcGetCurrentContext();
SuspendContext(Context);
if (n > 0)
{
// Check that enough memory has been allocted in the 'filters' array for n Filters
if (!IsBadWritePtr((void*)filters, n * sizeof(ALuint)))
{
ALfilter **list = &g_FilterList;
while(*list)
list = &(*list)->next;
i = 0;
while(i < n)
{
*list = calloc(1, sizeof(ALfilter));
if(!(*list))
{
// We must have run out or memory
alDeleteFilters(i, filters);
alSetError(AL_OUT_OF_MEMORY);
break;
}
filters[i] = (ALuint)ALTHUNK_ADDENTRY(*list);
(*list)->filter = filters[i];
InitFilterParams(*list, AL_FILTER_NULL);
g_FilterCount++;
i++;
list = &(*list)->next;
}
}
}
ProcessContext(Context);
}
AL_API ALvoid AL_APIENTRY alGenFilters(ALsizei n, ALuint *filters)
{
ALCdevice *device;
ALCcontext *context;
ALsizei cur = 0;
ALenum err;
context = GetContextRef();
if(!context) return;
if(!(n >= 0))
SET_ERROR_AND_GOTO(context, AL_INVALID_VALUE, done);
device = context->Device;
for(cur = 0;cur < n;cur++)
{
ALfilter *filter = calloc(1, sizeof(ALfilter));
if(!filter)
{
alDeleteFilters(cur, filters);
SET_ERROR_AND_GOTO(context, AL_OUT_OF_MEMORY, done);
}
InitFilterParams(filter, AL_FILTER_NULL);
err = NewThunkEntry(&filter->id);
if(err == AL_NO_ERROR)
err = InsertUIntMapEntry(&device->FilterMap, filter->id, filter);
if(err != AL_NO_ERROR)
{
FreeThunkEntry(filter->id);
memset(filter, 0, sizeof(ALfilter));
free(filter);
alDeleteFilters(cur, filters);
SET_ERROR_AND_GOTO(context, err, done);
}
filters[cur] = filter->id;
}
done:
ALCcontext_DecRef(context);
}
static ALfilter *AllocFilter(ALCcontext *context)
{
ALCdevice *device = context->Device;
FilterSubList *sublist, *subend;
ALfilter *filter = NULL;
ALsizei lidx = 0;
ALsizei slidx;
almtx_lock(&device->FilterLock);
sublist = VECTOR_BEGIN(device->FilterList);
subend = VECTOR_END(device->FilterList);
for(;sublist != subend;++sublist)
{
if(sublist->FreeMask)
{
slidx = CTZ64(sublist->FreeMask);
filter = sublist->Filters + slidx;
break;
}
++lidx;
}
if(UNLIKELY(!filter))
{
const FilterSubList empty_sublist = { 0, NULL };
/* Don't allocate so many list entries that the 32-bit ID could
* overflow...
*/
if(UNLIKELY(VECTOR_SIZE(device->FilterList) >= 1<<25))
{
almtx_unlock(&device->FilterLock);
alSetError(context, AL_OUT_OF_MEMORY, "Too many filters allocated");
return NULL;
}
lidx = (ALsizei)VECTOR_SIZE(device->FilterList);
VECTOR_PUSH_BACK(device->FilterList, empty_sublist);
sublist = &VECTOR_BACK(device->FilterList);
sublist->FreeMask = ~U64(0);
sublist->Filters = al_calloc(16, sizeof(ALfilter)*64);
if(UNLIKELY(!sublist->Filters))
{
VECTOR_POP_BACK(device->FilterList);
almtx_unlock(&device->FilterLock);
alSetError(context, AL_OUT_OF_MEMORY, "Failed to allocate filter batch");
return NULL;
}
slidx = 0;
filter = sublist->Filters + slidx;
}
memset(filter, 0, sizeof(*filter));
InitFilterParams(filter, AL_FILTER_NULL);
/* Add 1 to avoid filter ID 0. */
filter->id = ((lidx<<6) | slidx) + 1;
sublist->FreeMask &= ~(U64(1)<<slidx);
almtx_unlock(&device->FilterLock);
return filter;
}