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fixed (?) some problems with stringstreams and std::ends

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This commit is contained in:
maartenkeijzer 2003-03-21 02:39:09 +00:00
commit eaabc7ae3b
10 changed files with 57 additions and 50 deletions
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17
eo/src/pyeo/random_numbers.cpp
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@ -53,6 +53,7 @@ std::string rng_to_string(const eoRng& _rng)
return os.str();
}
void rng_from_string(eoRng& _rng, std::string s)
{
#ifdef HAVE_SSTREAM
@ -63,6 +64,21 @@ void rng_from_string(eoRng& _rng, std::string s)
_rng.readFrom(is);
}
struct RNG_pickle_suite : boost::python::pickle_suite
{
static
boost::python::tuple getstate(const eoRng& _rng)
{
return boost::python::make_tuple(str(rng_to_string(_rng)));
}
static
void setstate(eoRng& _rng, boost::python::tuple pickled)
{
std::string state = extract<std::string>(pickled[0]);
rng_from_string(_rng, state);
}
};
int spin(eoRng& _rng, numeric::array values, double total)
{
if (total == 0.0)
@ -97,6 +113,7 @@ void random_numbers()
.def("to_string", rng_to_string)
.def("from_string", rng_from_string)
.def("roulette_wheel", spin)
.def_pickle(RNG_pickle_suite())
;
def("rng", get_rng, return_value_policy<reference_existing_object>());