C++ CHECK_CONTEXT函數代碼示例

本文整理匯總了C++中CHECK_CONTEXT函數的典型用法代碼示例。如果您正苦於以下問題：C++ CHECK_CONTEXT函數的具體用法？C++ CHECK_CONTEXT怎麽用？C++ CHECK_CONTEXT使用的例子？那麽, 這裏精選的函數代碼示例或許可以為您提供幫助。

在下文中一共展示了CHECK_CONTEXT函數的15個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的C++代碼示例。

示例1: GMPy_Real_Div_2exp

static PyObject *
GMPy_Real_Div_2exp(PyObject *x, PyObject *y, CTXT_Object *context)
{
    MPFR_Object *result, *tempx;
    unsigned long exp = 0;

    CHECK_CONTEXT(context);

    exp = c_ulong_From_Integer(y);
    if (exp == (unsigned long)(-1) && PyErr_Occurred()) {
        return NULL;
    }
    
    result = GMPy_MPFR_New(0, context);
    tempx = GMPy_MPFR_From_Real(x, 1, context);
    if (!result || !tempx) {
        Py_XDECREF((PyObject*)result);
        Py_XDECREF((PyObject*)tempx);
        return NULL;
    }

    mpfr_clear_flags();
    result->rc = mpfr_div_2ui(result->f, tempx->f, exp, GET_MPFR_ROUND(context));
    Py_DECREF((PyObject*)tempx);
    GMPY_MPFR_CLEANUP(result, context, "div_2exp()");
    return (PyObject*)result;
}

開發者ID:fuzzylogician，項目名稱:gmpy，代碼行數:27，代碼來源:gmpy2_muldiv_2exp.c

示例2: GMPy_Complex_Is_NAN

static PyObject *
GMPy_Complex_Is_NAN(PyObject *x, CTXT_Object *context)
{
    MPC_Object *tempx;
    int res;

    if (MPC_Check(x)) {
        res = MPC_IS_NAN_P(x);
    }
    else {
        CHECK_CONTEXT(context);
        if (!(tempx = GMPy_MPC_From_Complex(x, 1, 1, context))) {
            return NULL;
        }
        res = MPC_IS_NAN_P(tempx);
        Py_DECREF((PyObject*)tempx);
    }

    if (res) {
        Py_RETURN_TRUE;
    }
    else {
        Py_RETURN_FALSE;
    }
}

開發者ID:BrianGladman，項目名稱:gmpy2，代碼行數:25，代碼來源:gmpy2_predicate.c

示例3: GMPy_Complex_Mul_2exp

static PyObject *
GMPy_Complex_Mul_2exp(PyObject *x, PyObject *y, CTXT_Object *context)
{
    MPC_Object *result, *tempx;
    unsigned long exp = 0;

    CHECK_CONTEXT(context);

    exp = c_ulong_From_Integer(y);
    if (exp == (unsigned long)(-1) && PyErr_Occurred()) {
        return NULL;
    }
    
    result = GMPy_MPC_New(0, 0, context);
    tempx = GMPy_MPC_From_Complex(x, 1, 1, context);
    if (!result || !tempx) {
        Py_XDECREF((PyObject*)result);
        Py_XDECREF((PyObject*)tempx);
        return NULL;
    }

    result->rc = mpc_mul_2ui(result->c, tempx->c, exp, GET_MPC_ROUND(context));
    Py_DECREF((PyObject*)tempx);
    GMPY_MPC_CLEANUP(result, context, "mul_2exp()");
    return (PyObject*)result;
}

開發者ID:fuzzylogician，項目名稱:gmpy，代碼行數:26，代碼來源:gmpy2_muldiv_2exp.c

示例4: GMPy_Real_Is_Integer

static PyObject *
GMPy_Real_Is_Integer(PyObject *x, CTXT_Object *context)
{
    MPFR_Object *tempx;
    int res;

    if (MPFR_Check(x)) {
        res = mpfr_integer_p(MPFR(x));
    }
    else {
        CHECK_CONTEXT(context);
        if (!(tempx = GMPy_MPFR_From_Real(x, 1, context))) {
            return NULL;
        }
        res = mpfr_integer_p(tempx->f);
        Py_DECREF((PyObject*)tempx);
    }

    if (res) {
        Py_RETURN_TRUE;
    }
    else {
        Py_RETURN_FALSE;
    }
}

開發者ID:BrianGladman，項目名稱:gmpy2，代碼行數:25，代碼來源:gmpy2_predicate.c

示例5: GMPy_XMPZ_Function_XbitMask

static PyObject *
GMPy_XMPZ_Function_XbitMask(PyObject *self, PyObject *other)
{
    Py_ssize_t i = 0;
    XMPZ_Object* result;
    CTXT_Object *context = NULL;

    CHECK_CONTEXT(context);

    i = ssize_t_From_Integer(other);
    if (i == -1 && PyErr_Occurred()) {
        TYPE_ERROR("xbit_mask() requires 'int' argument");
        return NULL;
    }

    if (i < 0) {
        VALUE_ERROR("mask length must be >= 0");
        return NULL;
    }

    if (!(result = GMPy_XMPZ_New(context))) {
        return NULL;
    }

    mpz_set_ui(result->z, 1);
    mpz_mul_2exp(result->z, result->z, i);
    mpz_sub_ui(result->z, result->z, 1);

    return (PyObject*)result;
}

開發者ID:fuzzylogician，項目名稱:gmpy，代碼行數:30，代碼來源:gmpy2_xmpz_misc.c

示例6: GMPy_Context_Radians

static PyObject *
GMPy_Context_Radians(PyObject *self, PyObject *other)
{
    MPFR_Object *result, *tempx, *temp;
    CTXT_Object *context = NULL;

    if (self && CTXT_Check(self)) {
        context = (CTXT_Object*)self;
    }
    else {
        CHECK_CONTEXT(context);
    }

    result = GMPy_MPFR_New(0, context);
    temp = GMPy_MPFR_New(context->ctx.mpfr_prec + 100, context);
    tempx = GMPy_MPFR_From_Real(other, 1, context);
    if (!result || !temp || !tempx) {
        Py_XDECREF((PyObject*)temp);
        Py_XDECREF((PyObject*)tempx);
        Py_XDECREF((PyObject*)result);
        return NULL;
    }

    mpfr_const_pi(temp->f, MPFR_RNDN);
    mpfr_div_ui(temp->f, temp->f, 180, MPFR_RNDN);
    mpfr_mul(result->f, MPFR(self), temp->f, MPFR_RNDN);

    Py_DECREF((PyObject*)temp);
    Py_DECREF((PyObject*)tempx);
    _GMPy_MPFR_Cleanup(&result, context);
    return (PyObject*)result;
}

開發者ID:pombredanne，項目名稱:gmpy，代碼行數:32，代碼來源:gmpy2_math.c

示例7: GMPy_Rational_FloorDiv

static PyObject *
GMPy_Rational_FloorDiv(PyObject *x, PyObject *y, CTXT_Object *context)
{
    MPZ_Object *result;
    MPQ_Object *tempq;

    CHECK_CONTEXT(context);

    result = GMPy_MPZ_New(context);
    tempq = GMPy_MPQ_New(context);
    if (!result || !tempq) {
        Py_XDECREF((PyObject*)result);
        Py_XDECREF((PyObject*)tempq);
        return NULL;
    }

    if (MPQ_Check(x) && MPQ_Check(y)) {
        if (mpq_sgn(MPQ(y)) == 0) {
            ZERO_ERROR("division or modulo by zero");
            goto error;
        }
        mpq_div(tempq->q, MPQ(x), MPQ(y));
        mpz_fdiv_q(result->z, mpq_numref(tempq->q), mpq_denref(tempq->q));
        Py_DECREF((PyObject*)tempq);
        return (PyObject*)result;
    }

    if (IS_RATIONAL(x) && IS_RATIONAL(y)) {
        MPQ_Object *tempx, *tempy;

        tempx = GMPy_MPQ_From_Number(x, context);
        tempy = GMPy_MPQ_From_Number(y, context);
        if (!tempx || !tempy) {
            Py_XDECREF((PyObject*)tempx);
            Py_XDECREF((PyObject*)tempy);
            goto error;
        }
        if (mpq_sgn(tempy->q) == 0) {
            ZERO_ERROR("division or modulo by zero");
            Py_DECREF((PyObject*)tempx);
            Py_DECREF((PyObject*)tempy);
            goto error;
        }

        mpq_div(tempq->q, tempx->q, tempy->q);
        mpz_fdiv_q(result->z, mpq_numref(tempq->q), mpq_denref(tempq->q));
        Py_DECREF((PyObject*)tempx);
        Py_DECREF((PyObject*)tempy);
        Py_DECREF((PyObject*)tempq);
        return (PyObject*)result;
    }

    Py_DECREF((PyObject*)result);
    Py_RETURN_NOTIMPLEMENTED;

  error:
    Py_DECREF((PyObject*)result);
    Py_DECREF((PyObject*)tempq);
    return NULL;
}

開發者ID:BrianGladman，項目名稱:gmpy2，代碼行數:60，代碼來源:gmpy2_floordiv.c

示例8: GMPy_Real_RemQuo

static PyObject *
GMPy_Real_RemQuo(PyObject *x, PyObject *y, CTXT_Object *context)
{
    PyObject *result;
    MPFR_Object *value, *tempx, *tempy;
    long quobits = 0;

    CHECK_CONTEXT(context);

    value = GMPy_MPFR_New(0, context);
    tempx = GMPy_MPFR_From_Real(x, 1, context);
    tempy = GMPy_MPFR_From_Real(y, 1, context);
    result = PyTuple_New(2);
    if (!value || !tempx || !tempx || !result) {
        Py_XDECREF((PyObject*)tempx);
        Py_XDECREF((PyObject*)tempy);
        Py_XDECREF((PyObject*)value);
        Py_XDECREF(result);
        return NULL;
    }

    mpfr_clear_flags();
    value->rc = mpfr_remquo(value->f, &quobits, tempx->f, tempy->f, GET_MPFR_ROUND(context));
    Py_DECREF((PyObject*)tempx);
    Py_DECREF((PyObject*)tempy);
    _GMPy_MPFR_Cleanup(&value, context);

    PyTuple_SET_ITEM(result, 0, (PyObject*)value);
    PyTuple_SET_ITEM(result, 1, PyIntOrLong_FromLong(quobits));
    return result;
}

開發者ID:pombredanne，項目名稱:gmpy，代碼行數:31，代碼來源:gmpy2_math.c

示例9: PointerList_PushLast

rc_ReturnCode_t PointerList_PushLast(PointerList* list, void* pointer)
{
  CHECK_CONTEXT(list);

  // Check if we need to grow the buffer
  if (list->nbOfElements == list->allocatedSize-1)
  {
    // Allocate the new buffer
    void** buffer = malloc(list->allocatedSize*2*sizeof(*list->buffer));
    if (!buffer)
      return RC_NO_MEMORY;
    // Copy the data from the previous buffer
    if (list->readIdx < list->writeIdx)
      memcpy(buffer, list->buffer + list->readIdx, (list->writeIdx - list->readIdx)*sizeof(*list->buffer));
    else
    {
      memcpy(buffer, list->buffer + list->readIdx, (list->allocatedSize - list->readIdx)*sizeof(*list->buffer));
      memcpy(buffer+(list->allocatedSize - list->readIdx), list->buffer, list->writeIdx*sizeof(*list->buffer));
    }
    free(list->buffer);
    list->readIdx = 0;
    list->writeIdx = list->nbOfElements;

    list->buffer = buffer;
    list->allocatedSize *= 2;
  }

  list->buffer[list->writeIdx] = pointer;
  list->writeIdx = (list->writeIdx+1) % list->allocatedSize;
  list->nbOfElements++;

  return RC_OK;
}

開發者ID:andreasanna，項目名稱:legato-af，代碼行數:33，代碼來源:pointer_list.c

示例10: PointerList_Remove

rc_ReturnCode_t PointerList_Remove(PointerList* list, unsigned int index, void** pointer)
{
  CHECK_CONTEXT(list);

  if (index >= list->nbOfElements)
  {
    *pointer = NULL;
    return RC_OUT_OF_RANGE;
  }

  unsigned int i = (index+list->readIdx) % list->allocatedSize;
  *pointer = list->buffer[i];
  list->nbOfElements--;

  unsigned int n;
  for (n = list->nbOfElements - index; n>0; n--, i++)
  {
    if (i == list->allocatedSize-1)
    {
      list->buffer[i] = list->buffer[0];
      i = 0;
    }
    else
      list->buffer[i] = list->buffer[i+1];
  }

  list->writeIdx = (list->writeIdx - 1 + list->allocatedSize) % list->allocatedSize;

  return RC_OK;
}

開發者ID:andreasanna，項目名稱:legato-af，代碼行數:30，代碼來源:pointer_list.c

示例11: GMPy_Real_Frexp

static PyObject *
GMPy_Real_Frexp(PyObject *x, CTXT_Object *context)
{
    PyObject *result;
    MPFR_Object *value, *tempx;
    mpfr_exp_t exp = 0;

    CHECK_CONTEXT(context);

    value = GMPy_MPFR_New(0, context);
    tempx = GMPy_MPFR_From_Real(x, 1, context);
    result = PyTuple_New(2);
    if (!value || !result || !tempx) {
        Py_XDECREF((PyObject*)tempx);
        Py_XDECREF((PyObject*)value);
        Py_XDECREF(result);
        return NULL;
    }

    mpfr_clear_flags();
    value->rc = mpfr_frexp(&exp, value->f, tempx->f, GET_MPFR_ROUND(context));
    Py_DECREF((PyObject*)tempx);
    _GMPy_MPFR_Cleanup(&value, context);

    PyTuple_SET_ITEM(result, 0, PyIntOrLong_FromSsize_t((Py_ssize_t)exp));
    PyTuple_SET_ITEM(result, 1, (PyObject*)value);
    return result;
}

開發者ID:pombredanne，項目名稱:gmpy，代碼行數:28，代碼來源:gmpy2_math.c

示例12: GMPy_Real_Lgamma

static PyObject *
GMPy_Real_Lgamma(PyObject *x, CTXT_Object *context)
{
    PyObject *result;
    MPFR_Object *value, *tempx;
    int signp = 0;

    CHECK_CONTEXT(context)

    tempx = GMPy_MPFR_From_Real(x, 1, context);
    value = GMPy_MPFR_New(0, context);
    result = PyTuple_New(2);
    if (!tempx || !value || !result) {
        Py_XDECREF((PyObject*)tempx);
        Py_XDECREF((PyObject*)value);
        Py_XDECREF(result);
        return NULL;
    }

    mpfr_clear_flags();
    value->rc = mpfr_lgamma(value->f, &signp, tempx->f, GET_MPFR_ROUND(context));
    Py_DECREF((PyObject*)tempx);

    _GMPy_MPFR_Cleanup(&value, context);

    if (!value) {
        Py_DECREF(result);
        return NULL;
    }

    PyTuple_SET_ITEM(result, 0, (PyObject*)value);
    PyTuple_SET_ITEM(result, 1, PyIntOrLong_FromLong((long)signp));
    return result;
}

開發者ID:pombredanne，項目名稱:gmpy，代碼行數:34，代碼來源:gmpy2_math.c

示例13: GMPy_Context_NextBelow

static PyObject *
GMPy_Context_NextBelow(PyObject *self, PyObject *other)
{
    MPFR_Object *result, *tempx;
    CTXT_Object *context = NULL;
    mpfr_rnd_t temp_round;

    if (self && CTXT_Check(self)) {
        context = (CTXT_Object*)self;
    }
    else {
        CHECK_CONTEXT(context);
    }

    if (!(tempx = GMPy_MPFR_From_Real(other, 1, context))) {
        TYPE_ERROR("next_below() argument type not supported");
        return NULL;
    }

    if (!(result = GMPy_MPFR_New(mpfr_get_prec(tempx->f), context))) {
        Py_DECREF((PyObject*)tempx);
        return NULL;
    }

    mpfr_clear_flags();
    mpfr_set(result->f, tempx->f, GET_MPFR_ROUND(context));
    Py_DECREF((PyObject*)tempx);
    mpfr_nextbelow(result->f);
    result->rc = 0;
    temp_round = GET_MPFR_ROUND(context);
    context->ctx.mpfr_round = MPFR_RNDD;
    _GMPy_MPFR_Cleanup(&result, context);
    context->ctx.mpfr_round = temp_round;
    return (PyObject*)result;
}

開發者ID:pombredanne，項目名稱:gmpy，代碼行數:35，代碼來源:gmpy2_math.c

示例14: GMPy_Complex_Rect

static PyObject *
GMPy_Complex_Rect(PyObject *x, PyObject *y, CTXT_Object *context)
{
    MPFR_Object *tempx, *tempy;
    MPC_Object *result;

    CHECK_CONTEXT(context);

    tempx = GMPy_MPFR_From_Real(x, 1, context);
    tempy = GMPy_MPFR_From_Real(y, 1, context);
    result = GMPy_MPC_New(0, 0, context);
    if (!tempx || !tempy || !result) {
        Py_XDECREF((PyObject*)tempx);
        Py_XDECREF((PyObject*)tempy);
        Py_XDECREF((PyObject*)result);
        return NULL;
    }

    mpfr_cos(mpc_realref(result->c), tempy->f, GET_REAL_ROUND(context));
    mpfr_mul(mpc_realref(result->c), mpc_realref(result->c), tempx->f, GET_REAL_ROUND(context));
    mpfr_sin(mpc_imagref(result->c), tempy->f, GET_IMAG_ROUND(context));
    mpfr_mul(mpc_imagref(result->c), mpc_imagref(result->c), tempx->f, GET_IMAG_ROUND(context));
    Py_DECREF((PyObject*)tempx);
    Py_DECREF((PyObject*)tempy);

    GMPY_MPC_CLEANUP(result, context, "rect()");
    return (PyObject*)result;
}

開發者ID:fuzzylogician，項目名稱:gmpy，代碼行數:28，代碼來源:gmpy2_mpc_misc.c

示例15: GMPy_Context_Factorial

static PyObject *
GMPy_Context_Factorial(PyObject *self, PyObject *other)
{
    MPFR_Object *result;
    long n;
    CTXT_Object *context = NULL;

    if (self && CTXT_Check(self)) {
        context = (CTXT_Object*)self;
    }
    else {
        CHECK_CONTEXT(context);
    }

    n = PyLong_AsLong(other);
    if ((n == -1) && PyErr_Occurred()) {
        TYPE_ERROR("factorial() requires 'int' argument");
        return NULL;
    }

    if (n < 0) {
        VALUE_ERROR("factorial() of negative number");
        return NULL;
    }

    if (!(result = GMPy_MPFR_New(0, context))) {
        return NULL;
    }

    mpfr_clear_flags();
    mpfr_fac_ui(result->f, n, GET_MPFR_ROUND(context));

    _GMPy_MPFR_Cleanup(&result, context);
    return (PyObject*)result;
}

開發者ID:pombredanne，項目名稱:gmpy，代碼行數:35，代碼來源:gmpy2_math.c

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