typemap_GTuple.i
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/***************************************************************************
* typemap_GTuple.i - Tuple typemap *
* ----------------------------------------------------------------------- *
* copyright (C) 2020 by Juergen Knoedlseder *
* ----------------------------------------------------------------------- *
* *
* This program is free software: you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation, either version 3 of the License, or *
* (at your option) any later version. *
* *
* This program 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 General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program. If not, see <http://www.gnu.org/licenses/>. *
* *
***************************************************************************/
/**
* @file typemap_GTuple.i
* @brief Provides GTuple typemap for GammaLib
* @author Juergen Knoedlseder
*/
%{
/* Put headers and other declarations here that are needed for compilation */
%}
/***********************************************************************//**
* @brief 2D tuple to index conversion
*
* The following typemap provides conversion between a 2-dimensional Python
* tuple and an integer array. This allows index access via tuples, such as
* in a[3,5] = 10.0 or c = a[2,9]. A typecheck typemap is provided to allow
* overloading.
***************************************************************************/
%typemap(in) int GTuple2D[] (int temp[2]) {
if (!PySequence_Check($input)) {
PyErr_SetString(PyExc_ValueError,"Expected a sequence");
return NULL;
}
if (PySequence_Length($input) != 2) {
PyErr_SetString(PyExc_ValueError,"Size mismatch. Expected 2 elements");
return NULL;
}
for (int i = 0; i < 2; ++i) {
PyObject *o = PySequence_GetItem($input,i);
if (PyInt_Check(o)) {
temp[i] = (int)PyInt_AsLong(o);
}
else {
PyErr_SetString(PyExc_ValueError,"Indices must be integers");
return NULL;
}
}
$1 = temp;
}
%typemap(typecheck) int GTuple2D[] {
$1 = 1;
if (PySequence_Check($input)) {
Py_ssize_t size = PyObject_Length($input);
for (int i = 0; i < size; ++i) {
PyObject *o = PySequence_GetItem($input,i);
if (!PyInt_Check(o)) {
$1 = 0;
break;
}
}
}
else {
if (!PyInt_Check($input)) {
$1 = 0;
}
}
}
/***********************************************************************//**
* @brief 1D or 2D tuple to index conversion
*
* The following typemap provides conversion between a 1-dimensional or
* or 2-dimensional Python tuple and an integer array. This allows index
* access via tuples, such as in a[3] = 10.0 or c = a[2,9]. A typecheck
* typemap is provided to allow overloading.
***************************************************************************/
%typemap(in) int GTuple1D2D[] (int temp[3]) {
if (PySequence_Check($input)) {
Py_ssize_t size = PyObject_Length($input);
if (size > 2) {
PyErr_SetString(PyExc_ValueError,"Too many arguments in tuple");
return NULL;
}
temp[0] = (int)size;
for (int i = 0; i < size; i++) {
PyObject *o = PySequence_GetItem($input,i);
if (!PyInt_Check(o)) {
Py_XDECREF(o);
PyErr_SetString(PyExc_ValueError,"Expecting a tuple of integers");
return NULL;
}
temp[i+1] = (int)PyInt_AsLong(o);
Py_DECREF(o);
}
}
else {
temp[0] = 1;
if (!PyInt_Check($input)) {
PyErr_SetString(PyExc_ValueError,"Expecting an integer");
return NULL;
}
temp[1] = (int)PyInt_AsLong($input);
}
$1 = temp;
}
%typemap(typecheck, precedence=SWIG_TYPECHECK_INTEGER) int GTuple1D2D[] {
$1 = 1;
if (PySequence_Check($input)) {
Py_ssize_t size = PyObject_Length($input);
for (int i = 0; i < size; ++i) {
PyObject *o = PySequence_GetItem($input,i);
if (!PyInt_Check(o)) {
$1 = 0;
break;
}
}
}
else {
if (!PyInt_Check($input)) {
$1 = 0;
}
}
}
/***********************************************************************//**
* @brief 1D to 4D tuple to index conversion
*
* The following typemap provides conversion between a 1-dimensional to
* or 4-dimensional Python tuple and an integer array. This allows index
* access via tuples, such as in a[3] = 10.0 or c = a[2,9]. A typecheck
* typemap is provided to allow overloading.
***************************************************************************/
%typemap(in) int GTuple1D4D[] (int temp[5]) {
if (PySequence_Check($input)) {
Py_ssize_t size = PyObject_Length($input);
if (size > 4) {
PyErr_SetString(PyExc_ValueError,"Too many arguments in tuple");
return NULL;
}
temp[0] = (int)size;
for (int i = 0; i < size; i++) {
PyObject *o = PySequence_GetItem($input,i);
if (!PyInt_Check(o)) {
Py_XDECREF(o);
PyErr_SetString(PyExc_ValueError,"Expecting a tuple of integers");
return NULL;
}
temp[i+1] = (int)PyInt_AsLong(o);
Py_DECREF(o);
}
}
else {
temp[0] = 1;
if (!PyInt_Check($input)) {
PyErr_SetString(PyExc_ValueError,"Expecting an integer");
return NULL;
}
temp[1] = (int)PyInt_AsLong($input);
}
$1 = temp;
}
%typemap(typecheck, precedence=SWIG_TYPECHECK_INTEGER) int GTuple1D4D[] {
$1 = 1;
if (PySequence_Check($input)) {
Py_ssize_t size = PyObject_Length($input);
for (int i = 0; i < size; ++i) {
PyObject *o = PySequence_GetItem($input,i);
if (!PyInt_Check(o)) {
$1 = 0;
break;
}
}
}
else {
if (!PyInt_Check($input)) {
$1 = 0;
}
}
}
/***********************************************************************//**
* @brief Tuple to index conversion using variable dimensions
*
* The following function provides conversion between a Python tuple and
* an integer array. This allows index access via tuples, such as in
* a[3,5,10] = 10.0 or c = a[2,9].
***************************************************************************/
%typemap(in) int GTuple[ANY] (int temp[11]) {
if (PySequence_Check($input)) {
Py_ssize_t size = PyObject_Length($input);
if (size > 10) {
PyErr_SetString(PyExc_ValueError,"Too many arguments in tuple");
return NULL;
}
temp[0] = (int)size;
for (int i = 0; i < size; ++i) {
PyObject *o = PySequence_GetItem($input,i);
if (!PyInt_Check(o)) {
Py_XDECREF(o);
PyErr_SetString(PyExc_ValueError,"Expecting a tuple of integers");
return NULL;
}
temp[i+1] = (int)PyInt_AsLong(o);
Py_DECREF(o);
}
}
else {
temp[0] = 1;
if (!PyInt_Check($input)) {
PyErr_SetString(PyExc_ValueError,"Expecting an integer");
return NULL;
}
temp[1] = (int)PyInt_AsLong($input);
}
$1 = temp;
}
%typemap(typecheck) int GTuple[ANY] {
$1 = 1;
if (PySequence_Check($input)) {
Py_ssize_t size = PyObject_Length($input);
for (int i = 0; i < size; ++i) {
PyObject *o = PySequence_GetItem($input,i);
if (!PyInt_Check(o)) {
$1 = 0;
break;
}
}
}
else {
if (!PyInt_Check($input)) {
$1 = 0;
}
}
}