static bool get_double_attr_from_py(PyObject *py_obj, const char *name,
double *result, bool *has_value)
{
PyObject *py_attr = get_py_attr(py_obj, name);
if (!py_attr) {
return false;
}
bool ret = get_double_from_py(py_attr, result, has_value);
Py_DECREF(py_attr);
return ret;
}
static bool get_string_attr_from_py(PyObject *py_obj, const char *name,
char **string, bool optional)
{
PyObject *py_attr = get_py_attr(py_obj, name);
if (!py_attr) {
return false;
}
bool ret = get_string_from_py(py_attr, string, optional);
Py_DECREF(py_attr);
return ret;
}
static PyObject *get_py_fn(PyObject *py_module, const char *name)
{
PyObject *py_fn = get_py_attr(py_module, name);
if (!py_fn) {
goto on_error;
}
if (!PyCallable_Check(py_fn)) {
log(LOG_ERR, "Unable to get %s(): object is not callable",
name);
goto on_error;
}
on_exit:
return py_fn;
on_error:
log_python_exception();
Py_CLEAR(py_fn);
goto on_exit;
}
static PyObject *get_py_type(PyObject *py_module, const char *name)
{
PyObject *py_type = get_py_attr(py_module, name);
if (!py_type) {
goto on_error;
}
if (!PyType_Check(py_type)) {
log(LOG_ERR, "Unable to get type %s: object is not a type",
name);
goto on_error;
}
on_exit:
return py_type;
on_error:
log_python_exception();
Py_CLEAR(py_type);
goto on_exit;
}
GLdouble double_global_const_attr(const char* attr_str) {
bool py_needed_init = false;
if(!Py_IsInitialized() ) {
Py_Initialize();
py_needed_init = true;
}
PyObject *py_attr = get_py_attr(attr_str);
if(!py_attr) {
return NULL;
}
GLdouble output = PyFloat_AsDouble(py_attr);
Py_XDECREF(py_attr);
if(py_needed_init) {
Py_Finalize();
}
return output;
}
char char_global_const_attr(const char* attr_str) {
bool py_needed_init = false;
if(!Py_IsInitialized() ) {
Py_Initialize();
py_needed_init = true;
}
PyObject *py_attr = get_py_attr(attr_str);
if(!py_attr) {
return NULL;
}
char output = PyString_AsString(py_attr)[0];
Py_XDECREF(py_attr);
if(py_needed_init) {
Py_Finalize();
}
return output;
}