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Diffstat (limited to 'sources/shiboken2/libshiboken/sbkarrayconverter.cpp')
| -rw-r--r-- | sources/shiboken2/libshiboken/sbkarrayconverter.cpp | 289 |
1 files changed, 0 insertions, 289 deletions
diff --git a/sources/shiboken2/libshiboken/sbkarrayconverter.cpp b/sources/shiboken2/libshiboken/sbkarrayconverter.cpp deleted file mode 100644 index fd09efdae..000000000 --- a/sources/shiboken2/libshiboken/sbkarrayconverter.cpp +++ /dev/null @@ -1,289 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2017 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of Qt for Python. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "sbkarrayconverter.h" -#include "sbkarrayconverter_p.h" -#include "helper.h" -#include "sbkconverter.h" -#include "sbkconverter_p.h" - -#include <longobject.h> -#include <floatobject.h> - -#include <algorithm> - -static SbkArrayConverter *ArrayTypeConverters[Shiboken::Conversions::SBK_ARRAY_IDX_SIZE] [2] = {}; - -namespace Shiboken { -namespace Conversions { - -// Check whether Predicate is true for all elements of a sequence -template <class Predicate> -static bool sequenceAllOf(PyObject *pyIn, Predicate p) -{ - const Py_ssize_t size = PySequence_Size(pyIn); - for (Py_ssize_t i = 0; i < size; ++i) { - PyObject *item = PySequence_GetItem(pyIn, i); - const bool ok = p(item); - Py_XDECREF(item); - if (!ok) - return false; - } - return true; -} - -// Convert a sequence to output iterator -template <class T, class Converter> -inline void convertPySequence(PyObject *pyIn, Converter c, T *out) -{ - const Py_ssize_t size = PySequence_Size(pyIn); - for (Py_ssize_t i = 0; i < size; ++i) { - PyObject *item = PySequence_GetItem(pyIn, i); - *out++ = c(item); - Py_XDECREF(item); - } -} - -// Internal, for usage by numpy -SbkArrayConverter *createArrayConverter(IsArrayConvertibleToCppFunc toCppCheckFunc) -{ - auto *result = new SbkArrayConverter; - result->toCppConversions.push_back(toCppCheckFunc); - return result; -} - -static PythonToCppFunc unimplementedArrayCheck(PyObject *, int, int) -{ - warning(PyExc_RuntimeWarning, 0, "SbkConverter: Unimplemented C++ array type."); - return nullptr; -} - -SbkArrayConverter *unimplementedArrayConverter() -{ - static SbkArrayConverter *result = createArrayConverter(unimplementedArrayCheck); - return result; -} - -// Integers - -static inline bool intCheck(PyObject *pyIn) -{ -#ifdef IS_PY3K - return PyLong_Check(pyIn); -#else - return PyInt_Check(pyIn); -#endif -} - -static short toShort(PyObject *pyIn) { return short(PyLong_AsLong(pyIn)); } - -static void sequenceToCppShortArray(PyObject *pyIn, void *cppOut) -{ - auto *handle = reinterpret_cast<ArrayHandle<short> *>(cppOut); - handle->allocate(PySequence_Size(pyIn)); - convertPySequence(pyIn, toShort, handle->data()); -} - -static inline bool sequenceSizeCheck(PyObject *pyIn, int expectedSize = -1) -{ - if (expectedSize >= 0) { - const int size = int(PySequence_Size(pyIn)); - if (size < expectedSize) { - warning(PyExc_RuntimeWarning, 0, "A sequence of size %d was passed to a function that expects %d.", - size, expectedSize); - return false; - } - } - return true; -} - -static inline bool intArrayCheck(PyObject *pyIn, int expectedSize = -1) -{ - return PySequence_Check(pyIn) && sequenceAllOf(pyIn, intCheck) - && sequenceSizeCheck(pyIn, expectedSize); -} - -static PythonToCppFunc sequenceToCppShortArrayCheck(PyObject *pyIn, int dim1, int /* dim2 */) -{ - return intArrayCheck(pyIn, dim1) ? sequenceToCppShortArray : nullptr; -} - -static short toUnsignedShort(PyObject *pyIn) { return static_cast<unsigned short>(PyLong_AsUnsignedLong(pyIn)); } - -static void sequenceToCppUnsignedShortArray(PyObject *pyIn, void *cppOut) -{ - auto *handle = reinterpret_cast<ArrayHandle<unsigned short> *>(cppOut); - handle->allocate(PySequence_Size(pyIn)); - convertPySequence(pyIn, toUnsignedShort, handle->data()); -} - -static PythonToCppFunc sequenceToCppUnsignedShortArrayCheck(PyObject *pyIn, int dim1, int /* dim2 */) -{ - return intArrayCheck(pyIn, dim1) ? sequenceToCppUnsignedShortArray : nullptr; -} - -static void sequenceToCppIntArray(PyObject *pyIn, void *cppOut) -{ - auto *handle = reinterpret_cast<ArrayHandle<int> *>(cppOut); - handle->allocate(PySequence_Size(pyIn)); - convertPySequence(pyIn, _PepLong_AsInt, handle->data()); -} - -static PythonToCppFunc sequenceToCppIntArrayCheck(PyObject *pyIn, int dim1, int /* dim2 */) -{ - return intArrayCheck(pyIn, dim1) ? sequenceToCppIntArray : nullptr; -} - -static void sequenceToCppUnsignedArray(PyObject *pyIn, void *cppOut) -{ - auto *handle = reinterpret_cast<ArrayHandle<unsigned> *>(cppOut); - handle->allocate(PySequence_Size(pyIn)); - convertPySequence(pyIn, PyLong_AsUnsignedLong, handle->data()); -} - -static PythonToCppFunc sequenceToCppUnsignedArrayCheck(PyObject *pyIn, int dim1, int /* dim2 */) -{ - return intArrayCheck(pyIn, dim1) ? sequenceToCppUnsignedArray : nullptr; -} - -static void sequenceToCppLongLongArray(PyObject *pyIn, void *cppOut) -{ - auto *handle = reinterpret_cast<ArrayHandle<long long> *>(cppOut); - handle->allocate(PySequence_Size(pyIn)); - convertPySequence(pyIn, PyLong_AsLongLong, handle->data()); -} - -static PythonToCppFunc sequenceToCppLongLongArrayCheck(PyObject *pyIn, int dim1, int /* dim2 */) -{ - return intArrayCheck(pyIn, dim1) ? sequenceToCppLongLongArray : nullptr; -} - -static void sequenceToCppUnsignedLongLongArray(PyObject *pyIn, void *cppOut) -{ - auto *handle = reinterpret_cast<ArrayHandle<unsigned long long> *>(cppOut); - handle->allocate(PySequence_Size(pyIn)); - convertPySequence(pyIn, PyLong_AsUnsignedLongLong, handle->data()); -} - -static PythonToCppFunc sequenceToCppUnsignedLongLongArrayCheck(PyObject *pyIn, int dim1, int /* dim2 */) -{ - return intArrayCheck(pyIn, dim1) ? sequenceToCppUnsignedLongLongArray : nullptr; -} - -// Float - -static inline bool floatCheck(PyObject *pyIn) { return PyFloat_Check(pyIn); } - -static inline bool floatArrayCheck(PyObject *pyIn, int expectedSize = -1) -{ - return PySequence_Check(pyIn) && sequenceAllOf(pyIn, floatCheck) - && sequenceSizeCheck(pyIn, expectedSize); -} - -static void sequenceToCppDoubleArray(PyObject *pyIn, void *cppOut) -{ - auto *handle = reinterpret_cast<ArrayHandle<double> *>(cppOut); - handle->allocate(PySequence_Size(pyIn)); - convertPySequence(pyIn, PyFloat_AsDouble, handle->data()); -} - -static inline float pyToFloat(PyObject *pyIn) { return float(PyFloat_AsDouble(pyIn)); } - -static void sequenceToCppFloatArray(PyObject *pyIn, void *cppOut) -{ - auto *handle = reinterpret_cast<ArrayHandle<float> *>(cppOut); - handle->allocate(PySequence_Size(pyIn)); - convertPySequence(pyIn, pyToFloat, handle->data()); -} - -static PythonToCppFunc sequenceToCppFloatArrayCheck(PyObject *pyIn, int dim1, int /* dim2 */) -{ - return floatArrayCheck(pyIn, dim1) ? sequenceToCppFloatArray : nullptr; -} - -static PythonToCppFunc sequenceToCppDoubleArrayCheck(PyObject *pyIn, int dim1, int /* dim2 */) -{ - return floatArrayCheck(pyIn, dim1) ? sequenceToCppDoubleArray : nullptr; -} - -#ifdef HAVE_NUMPY -void initNumPyArrayConverters(); -#endif - -void initArrayConverters() -{ - SbkArrayConverter **start = &ArrayTypeConverters[0][0]; - std::fill(start, start + sizeof(ArrayTypeConverters) / sizeof(ArrayTypeConverters[0][0]), nullptr); - // Populate 1-dimensional sequence converters - ArrayTypeConverters[SBK_DOUBLE_ARRAY_IDX][0] = - createArrayConverter(sequenceToCppDoubleArrayCheck); - ArrayTypeConverters[SBK_FLOAT_ARRAY_IDX][0] = - createArrayConverter(sequenceToCppFloatArrayCheck); - ArrayTypeConverters[SBK_SHORT_ARRAY_IDX][0] = - createArrayConverter(sequenceToCppShortArrayCheck); - ArrayTypeConverters[SBK_UNSIGNEDSHORT_ARRAY_IDX][0] = - createArrayConverter(sequenceToCppUnsignedShortArrayCheck); - ArrayTypeConverters[SBK_INT_ARRAY_IDX][0] = - createArrayConverter(sequenceToCppIntArrayCheck); - ArrayTypeConverters[SBK_UNSIGNEDINT_ARRAY_IDX][0] = - createArrayConverter(sequenceToCppUnsignedArrayCheck); - ArrayTypeConverters[SBK_LONGLONG_ARRAY_IDX][0] = - createArrayConverter(sequenceToCppLongLongArrayCheck); - ArrayTypeConverters[SBK_UNSIGNEDLONGLONG_ARRAY_IDX][0] = - createArrayConverter(sequenceToCppUnsignedLongLongArrayCheck); - -#ifdef HAVE_NUMPY - initNumPyArrayConverters(); -#endif -} - -SbkArrayConverter *arrayTypeConverter(int index, int dimension) -{ - SbkArrayConverter *c = ArrayTypeConverters[index][dimension - 1]; - return c ? c : unimplementedArrayConverter(); -} - -// Internal, for usage by numpy -void setArrayTypeConverter(int index, int dimension, SbkArrayConverter *c) -{ - ArrayTypeConverters[index][dimension - 1] = c; -} - -} // namespace Conversions -} // namespace Shiboken |