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C++ SuspendContext函数代码示例

本文整理汇总了C++中SuspendContext函数的典型用法代码示例。如果您正苦于以下问题：C++ SuspendContext函数的具体用法？C++ SuspendContext怎么用？C++ SuspendContext使用的例子？那么, 这里精选的函数代码示例或许可以为您提供帮助。


在下文中一共展示了SuspendContext函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: SuspendContext

/*
    GetContextSuspended

    Returns the currently active Context, in a locked state
*/
ALCcontext *GetContextSuspended(void)
{
    ALCcontext *pContext = NULL;

    SuspendContext(NULL);

    pContext = tls_get(LocalContext);
    if(pContext && !IsContext(pContext))
    {
        tls_set(LocalContext, NULL);
        pContext = NULL;
    }
    if(!pContext)
    {
        pContext = g_pContextList;
        while(pContext && !pContext->InUse)
            pContext = pContext->next;
    }
    if(pContext)
        SuspendContext(pContext);

    ProcessContext(NULL);

    return pContext;
}
开发者ID:SergeStinckwich，项目名称:openqwaq，代码行数:30，代码来源:ALc.c

示例2: alcMakeContextCurrent

/*
    alcMakeContextCurrent

    Makes the given Context the active Context
*/
ALCAPI ALCboolean ALCAPIENTRY alcMakeContextCurrent(ALCcontext *context)
{
    ALCcontext *ALContext;
    ALboolean bReturn = AL_TRUE;

    SuspendContext(NULL);

    // context must be a valid Context or NULL
    if(context == NULL || IsContext(context))
    {
        if((ALContext=GetContextSuspended()) != NULL)
        {
            ALContext->InUse=AL_FALSE;
            ProcessContext(ALContext);
        }

        if((ALContext=context) != NULL && ALContext->Device)
        {
            SuspendContext(ALContext);
            ALContext->InUse=AL_TRUE;
            ProcessContext(ALContext);
        }

        tls_set(LocalContext, NULL);
    }
    else
    {
        alcSetError(ALC_INVALID_CONTEXT);
        bReturn = AL_FALSE;
    }

    ProcessContext(NULL);

    return bReturn;
}
开发者ID:SergeStinckwich，项目名称:openqwaq，代码行数:40，代码来源:ALc.c

示例3: alcMakeContextCurrent

/*
    alcMakeContextCurrent

    Makes the given Context the active Context
*/
ALCAPI ALCboolean ALCAPIENTRY alcMakeContextCurrent(ALCcontext *context)
{
    ALCcontext *ALContext;
    ALboolean bReturn = AL_TRUE;

    SuspendContext(NULL);

    // context must be a valid Context or NULL
    if ((IsContext(context)) || (context == NULL))
    {
        if ((ALContext=alcGetCurrentContext()))
        {
            SuspendContext(ALContext);
            ALContext->InUse=AL_FALSE;
            ProcessContext(ALContext);
        }

        if ((ALContext=context) && (ALContext->Device))
        {
            SuspendContext(ALContext);
            ALContext->InUse=AL_TRUE;
            ProcessContext(ALContext);
        }
    }
    else
    {
        SetALCError(ALC_INVALID_CONTEXT);
        bReturn = AL_FALSE;
    }

    ProcessContext(NULL);

    return bReturn;
}
开发者ID:xiaobinshe，项目名称:multitv，代码行数:39，代码来源:ALc.c

示例4: alcCaptureOpenDevice

// This should probably move to another c file but for now ...
ALCAPI ALCdevice* ALCAPIENTRY alcCaptureOpenDevice(const ALCchar *deviceName, ALCuint frequency, ALCenum format, ALCsizei SampleSize)
{
    ALCboolean DeviceFound = ALC_FALSE;
    ALCdevice *pDevice = NULL;
    ALCint i;

    if(SampleSize <= 0)
    {
        alcSetError(ALC_INVALID_VALUE);
        return NULL;
    }

    if(deviceName && !deviceName[0])
        deviceName = NULL;

    pDevice = malloc(sizeof(ALCdevice));
    if (pDevice)
    {
        //Initialise device structure
        memset(pDevice, 0, sizeof(ALCdevice));

        //Validate device
        pDevice->Connected = ALC_TRUE;
        pDevice->IsCaptureDevice = AL_TRUE;

        pDevice->szDeviceName = NULL;

        pDevice->Frequency = frequency;
        pDevice->Format = format;
        pDevice->UpdateSize = SampleSize;
        pDevice->NumUpdates = 1;

        SuspendContext(NULL);
        for(i = 0;BackendList[i].Init;i++)
        {
            pDevice->Funcs = &BackendList[i].Funcs;
            if(ALCdevice_OpenCapture(pDevice, deviceName))
            {
                pDevice->next = g_pDeviceList;
                g_pDeviceList = pDevice;
                g_ulDeviceCount++;

                DeviceFound = ALC_TRUE;
                break;
            }
        }
        ProcessContext(NULL);

        if(!DeviceFound)
        {
            alcSetError(ALC_INVALID_VALUE);
            free(pDevice);
            pDevice = NULL;
        }
    }
    else
        alcSetError(ALC_OUT_OF_MEMORY);

    return pDevice;
}
开发者ID:SergeStinckwich，项目名称:openqwaq，代码行数:61，代码来源:ALc.c

示例5: alGetFilteri

ALvoid AL_APIENTRY alGetFilteri(ALuint filter, ALenum param, ALint *piValue)
{
    ALCcontext *Context;

    Context = alcGetCurrentContext();
    SuspendContext(Context);

    if (filter && alIsFilter(filter))
    {
        ALfilter *ALFilter = (ALfilter*)ALTHUNK_LOOKUPENTRY(filter);

        switch(param)
        {
        case AL_FILTER_TYPE:
            *piValue = ALFilter->type;
            break;

        default:
            alSetError(AL_INVALID_ENUM);
            break;
        }
    }
    else
        alSetError(AL_INVALID_NAME);

    ProcessContext(Context);
}
开发者ID:ashuron，项目名称:superplex3d_prototype，代码行数:27，代码来源:alFilter.c

示例6: alGetFilteriv

ALvoid AL_APIENTRY alGetFilteriv(ALuint filter, ALenum param, ALint *piValues)
{
    ALCcontext *Context;

    Context = alcGetCurrentContext();
    SuspendContext(Context);

    if (filter && alIsFilter(filter))
    {
        switch(param)
        {
        case AL_FILTER_TYPE:
            alGetFilteri(filter, param, piValues);
            break;

        default:
            alSetError(AL_INVALID_ENUM);
            break;
        }
    }
    else
        alSetError(AL_INVALID_NAME);

    ProcessContext(Context);
}
开发者ID:ashuron，项目名称:superplex3d_prototype，代码行数:25，代码来源:alFilter.c

示例7: alGetAuxiliaryEffectSlotfv

AL_API ALvoid AL_APIENTRY alGetAuxiliaryEffectSlotfv(ALuint effectslot, ALenum param, ALfloat *pflValues)
{
    ALCcontext *Context;

    Context = alcGetCurrentContext();
    if(!Context)
    {
        alSetError(AL_INVALID_OPERATION);
        return;
    }
    SuspendContext(Context);

    if (alIsAuxiliaryEffectSlot(effectslot))
    {
        switch(param)
        {
        case AL_EFFECTSLOT_GAIN:
            alGetAuxiliaryEffectSlotf(effectslot, param, pflValues);
            break;

        default:
            alSetError(AL_INVALID_ENUM);
            break;
        }
    }
    else
        alSetError(AL_INVALID_NAME);

    ProcessContext(Context);
}
开发者ID:xiaobinshe，项目名称:multitv，代码行数:30，代码来源:alAuxEffectSlot.c

示例8: alBufferiv

ALAPI void ALAPIENTRY alBufferiv(ALuint buffer, ALenum eParam, const ALint* plValues)
{
    ALCcontext    *pContext;

    (void)plValues;

    pContext = alcGetCurrentContext();
    SuspendContext(pContext);

    if (alIsBuffer(buffer) && (buffer != 0))
    {
        switch(eParam)
        {
        default:
            alSetError(AL_INVALID_ENUM);
            break;
        }
    }
    else
    {
        alSetError(AL_INVALID_NAME);
    }

    ProcessContext(pContext);
}
开发者ID:ghoulsblade，项目名称:vegaogre，代码行数:25，代码来源:alBuffer.c

示例9: alFilteri

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);
}
开发者ID:ashuron，项目名称:superplex3d_prototype，代码行数:31，代码来源:alFilter.c

示例10: alBuffer3f

ALAPI void ALAPIENTRY alBuffer3f(ALuint buffer, ALenum eParam, ALfloat flValue1, ALfloat flValue2, ALfloat flValue3)
{
    ALCcontext    *pContext;

    (void)flValue1;
    (void)flValue2;
    (void)flValue3;

    pContext = alcGetCurrentContext();
    SuspendContext(pContext);

    if (alIsBuffer(buffer) && (buffer != 0))
    {
        switch(eParam)
        {
        default:
            alSetError(AL_INVALID_ENUM);
            break;
        }
    }
    else
    {
        alSetError(AL_INVALID_NAME);
    }

    ProcessContext(pContext);
}
开发者ID:ghoulsblade，项目名称:vegaogre，代码行数:27，代码来源:alBuffer.c

示例11: alAuxiliaryEffectSlotiv

AL_API ALvoid AL_APIENTRY alAuxiliaryEffectSlotiv(ALuint effectslot, ALenum param, ALint *piValues)
{
    ALCcontext *Context;

    Context = alcGetCurrentContext();
    if(!Context)
    {
        alSetError(AL_INVALID_OPERATION);
        return;
    }
    SuspendContext(Context);

    if (alIsAuxiliaryEffectSlot(effectslot))
    {
        switch(param)
        {
        case AL_EFFECTSLOT_EFFECT:
        case AL_EFFECTSLOT_AUXILIARY_SEND_AUTO:
            alAuxiliaryEffectSloti(effectslot, param, piValues[0]);
            break;

        default:
            alSetError(AL_INVALID_ENUM);
            break;
        }
    }
    else
        alSetError(AL_INVALID_NAME);

    ProcessContext(Context);
}
开发者ID:xiaobinshe，项目名称:multitv，代码行数:31，代码来源:alAuxEffectSlot.c

示例12: alAuxiliaryEffectSlotf

AL_API ALvoid AL_APIENTRY alAuxiliaryEffectSlotf(ALuint effectslot, ALenum param, ALfloat flValue)
{
    ALCcontext *Context;

    Context = alcGetCurrentContext();
    if(!Context)
    {
        alSetError(AL_INVALID_OPERATION);
        return;
    }
    SuspendContext(Context);

    if (alIsAuxiliaryEffectSlot(effectslot))
    {
        ALeffectslot *ALEffectSlot = (ALeffectslot*)ALTHUNK_LOOKUPENTRY(effectslot);

        switch(param)
        {
        case AL_EFFECTSLOT_GAIN:
            if(flValue >= 0.0f && flValue <= 1.0f)
                ALEffectSlot->Gain = flValue;
            else
                alSetError(AL_INVALID_VALUE);
            break;

        default:
            alSetError(AL_INVALID_ENUM);
            break;
        }
    }
    else
        alSetError(AL_INVALID_NAME);

    ProcessContext(Context);
}
开发者ID:xiaobinshe，项目名称:multitv，代码行数:35，代码来源:alAuxEffectSlot.c

示例13: alcCaptureCloseDevice

ALCAPI ALCboolean ALCAPIENTRY alcCaptureCloseDevice(ALCdevice *pDevice)
{
    ALCboolean bReturn = ALC_FALSE;
    ALCdevice **list;

    if ((pDevice)&&(pDevice->IsCaptureDevice))
    {
        SuspendContext(NULL);

        list = &g_pDeviceList;
        while(*list != pDevice)
            list = &(*list)->next;

        *list = (*list)->next;
        g_ulDeviceCount--;

        ProcessContext(NULL);

        ALCdevice_CloseCapture(pDevice);
        free(pDevice);

        bReturn = ALC_TRUE;
    }
    else
        SetALCError(ALC_INVALID_DEVICE);

    return bReturn;
}
开发者ID:ghoulsblade，项目名称:vegaogre，代码行数:28，代码来源:ALc.c

示例14: alcCloseDevice

/*
    alcCloseDevice

    Close the specified Device
*/
ALCAPI ALCboolean ALCAPIENTRY alcCloseDevice(ALCdevice *pDevice)
{
    ALCboolean bReturn = ALC_FALSE;
    ALCdevice **list;

    if ((pDevice)&&(!pDevice->IsCaptureDevice))
    {
        SuspendContext(NULL);

        list = &g_pDeviceList;
        while(*list != pDevice)
            list = &(*list)->next;

        *list = (*list)->next;
        g_ulDeviceCount--;

        ProcessContext(NULL);

        if(pDevice->Context)
            alcDestroyContext(pDevice->Context);
        ALCdevice_ClosePlayback(pDevice);

        //Release device structure
        memset(pDevice, 0, sizeof(ALCdevice));
        free(pDevice);

        bReturn = ALC_TRUE;
    }
    else
        SetALCError(ALC_INVALID_DEVICE);

    return bReturn;
}
开发者ID:xiaobinshe，项目名称:multitv，代码行数:38，代码来源:ALc.c

示例15: alGetBuffer3i

ALAPI void ALAPIENTRY alGetBuffer3i(ALuint buffer, ALenum eParam, ALint* plValue1, ALint* plValue2, ALint* plValue3)
{
    ALCcontext    *pContext;

    pContext = alcGetCurrentContext();
    SuspendContext(pContext);

    if ((plValue1) && (plValue2) && (plValue3))
    {
        if (alIsBuffer(buffer) && (buffer != 0))
        {
            switch(eParam)
            {
            default:
                alSetError(AL_INVALID_ENUM);
                break;
            }
        }
        else
        {
            alSetError(AL_INVALID_NAME);
        }
    }
    else
    {
        alSetError(AL_INVALID_VALUE);
    }

    ProcessContext(pContext);
}
开发者ID:ghoulsblade，项目名称:vegaogre，代码行数:30，代码来源:alBuffer.c


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