Files
OpenSceneGraph/src/osgPlugins/python/PythonScriptEngine.cpp
2014-01-03 14:36:58 +00:00

61 lines
1.6 KiB
C++

/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2013 Robert Osfield
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library 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
* OpenSceneGraph Public License for more details.
*/
#include "PythonScriptEngine.h"
using namespace python;
PythonScriptEngine::PythonScriptEngine():
osg::ScriptEngine("python"),
_py_main(0)
{
initialize();
}
PythonScriptEngine::PythonScriptEngine(const PythonScriptEngine& rhs, const osg::CopyOp&):
osg::ScriptEngine("python"),
_py_main(0)
{
initialize();
}
PythonScriptEngine::~PythonScriptEngine()
{
Py_Finalize();
}
void PythonScriptEngine::initialize()
{
Py_InitializeEx(0);
_py_main = PyModule_GetDict(PyImport_AddModule("__main__"));
}
bool PythonScriptEngine::run(osg::Script* script, const std::string& entryPoint, osg::Parameters& inputParameters, osg::Parameters& outputParameters)
{
if (!script || !_py_main) return false;
PyObject* r = PyRun_String(script->getScript().c_str(), Py_file_input, _py_main, _py_main);
if(!r) {
r = PyErr_Occurred();
if(r) {
PyErr_Print();
PyErr_Clear();
}
}
return true;
}