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#include <Python.h>
/*
Backwards compatibility:
Python2.2 used LONG_LONG instead of PY_LONG_LONG
*/
#if defined(HAVE_LONG_LONG) && !defined(PY_LONG_LONG)
#define PY_LONG_LONG LONG_LONG
#endif
#ifdef MS_WIN32
#include <windows.h>
#endif
#if defined(MS_WIN32) || defined(__CYGWIN__)
#define EXPORT(x) __declspec(dllexport) x
#else
#define EXPORT(x) x
#endif
#include "math.h"
const double PI = 3.141592653589793238462643383279502884;
EXPORT(double)
_multivariate_typical(int n, double *args)
{
return cos(args[1] * args[0] - args[2] * sin(args[0])) / PI;
}
EXPORT(double)
_multivariate_indefinite(int n, double *args)
{
return -exp(-args[0]) * log(args[0]);
}
EXPORT(double)
_multivariate_sin(int n, double *args)
{
return sin(args[0]);
}
/*
This won't allow you to actually use the methods here. It just
lets you load the module so you can get at the __file__ attribute.
*/
#if PY_MAJOR_VERSION >= 3
static struct PyModuleDef moduledef = {
PyModuleDef_HEAD_INIT,
"_test_multivariate",
NULL,
-1,
NULL, /* Empty methods section */
NULL,
NULL,
NULL,
NULL
};
PyMODINIT_FUNC
PyInit__test_multivariate(void)
{
return PyModule_Create(&moduledef);
}
#else
PyMODINIT_FUNC
init_test_multivariate(void)
{
Py_InitModule("_test_multivariate", NULL);
}
#endif
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