void XBPyThread::Process()
{
CLog::Log(LOGDEBUG,"Python thread: start processing");
int m_Py_file_input = Py_file_input;
// get the global lock
PyEval_AcquireLock();
PyThreadState* state = Py_NewInterpreter();
if (!state)
{
PyEval_ReleaseLock();
CLog::Log(LOGERROR,"Python thread: FAILED to get thread state!");
return;
}
// swap in my thread state
PyThreadState_Swap(state);
m_pExecuter->InitializeInterpreter();
CLog::Log(LOGDEBUG, "%s - The source file to load is %s", __FUNCTION__, m_source);
// get path from script file name and add python path's
// this is used for python so it will search modules from script path first
CStdString scriptDir;
URIUtils::GetDirectory(_P(m_source), scriptDir);
URIUtils::RemoveSlashAtEnd(scriptDir);
CStdString path = scriptDir;
// add on any addon modules the user has installed
ADDON::VECADDONS addons;
ADDON::CAddonMgr::Get().GetAddons(ADDON::ADDON_SCRIPT_MODULE, addons);
for (unsigned int i = 0; i < addons.size(); ++i)
path += PY_PATH_SEP + _P(addons[i]->LibPath());
// and add on whatever our default path is
path += PY_PATH_SEP;
{
// we want to use sys.path so it includes site-packages
// if this fails, default to using Py_GetPath
PyObject *sysMod(PyImport_ImportModule((char*)"sys")); // must call Py_DECREF when finished
PyObject *sysModDict(PyModule_GetDict(sysMod)); // borrowed ref, no need to delete
PyObject *pathObj(PyDict_GetItemString(sysModDict, "path")); // borrowed ref, no need to delete
if( pathObj && PyList_Check(pathObj) )
{
for( int i = 0; i < PyList_Size(pathObj); i++ )
{
PyObject *e = PyList_GetItem(pathObj, i); // borrowed ref, no need to delete
if( e && PyString_Check(e) )
{
path += PyString_AsString(e); // returns internal data, don't delete or modify
path += PY_PATH_SEP;
}
}
}
else
{
path += Py_GetPath();
}
Py_DECREF(sysMod); // release ref to sysMod
}
// set current directory and python's path.
if (m_argv != NULL)
PySys_SetArgv(m_argc, m_argv);
CLog::Log(LOGDEBUG, "%s - Setting the Python path to %s", __FUNCTION__, path.c_str());
PySys_SetPath((char *)path.c_str());
CLog::Log(LOGDEBUG, "%s - Entering source directory %s", __FUNCTION__, scriptDir.c_str());
PyObject* module = PyImport_AddModule((char*)"__main__");
PyObject* moduleDict = PyModule_GetDict(module);
// when we are done initing we store thread state so we can be aborted
PyThreadState_Swap(NULL);
PyEval_ReleaseLock();
// we need to check if we was asked to abort before we had inited
bool stopping = false;
{ CSingleLock lock(m_pExecuter->m_critSection);
m_threadState = state;
stopping = m_stopping;
}
PyEval_AcquireLock();
PyThreadState_Swap(state);
if (!stopping)
{
if (m_type == 'F')
{
// run script from file
// We need to have python open the file because on Windows the DLL that python
// is linked against may not be the DLL that xbmc is linked against so
// passing a FILE* to python from an fopen has the potential to crash.
PyObject* file = PyFile_FromString((char *) _P(m_source).c_str(), (char*)"r");
FILE *fp = PyFile_AsFile(file);
if (fp)
{
PyObject *f = PyString_FromString(_P(m_source).c_str());
PyDict_SetItemString(moduleDict, "__file__", f);
Py_DECREF(f);
PyRun_File(fp, _P(m_source).c_str(), m_Py_file_input, moduleDict, moduleDict);
// Get a reference to the main module
// and global dictionary
PyObject* main_module = PyImport_AddModule((char*)"__main__");
PyObject* global_dict = PyModule_GetDict(main_module);
// Extract a reference to the function "func_name"
// from the global dictionary
PyObject* expression = PyDict_GetItemString(global_dict, "xbmcclosefilehack");
if (!PyObject_CallFunction(expression,(char*)"(O)",file))
CLog::Log(LOGERROR,"Failed to close the script file %s",_P(m_source).c_str());
}
else
CLog::Log(LOGERROR, "%s not found!", m_source);
}
else
{
//run script
PyRun_String(m_source, m_Py_file_input, moduleDict, moduleDict);
}
}
if (!PyErr_Occurred())
CLog::Log(LOGINFO, "Scriptresult: Success");
else if (PyErr_ExceptionMatches(PyExc_SystemExit))
CLog::Log(LOGINFO, "Scriptresult: Aborted");
else
{
PyObject* exc_type;
PyObject* exc_value;
PyObject* exc_traceback;
PyObject* pystring;
pystring = NULL;
PyErr_Fetch(&exc_type, &exc_value, &exc_traceback);
if (exc_type == 0 && exc_value == 0 && exc_traceback == 0)
{
CLog::Log(LOGINFO, "Strange: No Python exception occured");
}
else
{
if (exc_type != NULL && (pystring = PyObject_Str(exc_type)) != NULL && (PyString_Check(pystring)))
{
PyObject *tracebackModule;
CLog::Log(LOGINFO, "-->Python script returned the following error<--");
CLog::Log(LOGERROR, "Error Type: %s", PyString_AsString(PyObject_Str(exc_type)));
if (PyObject_Str(exc_value))
CLog::Log(LOGERROR, "Error Contents: %s", PyString_AsString(PyObject_Str(exc_value)));
tracebackModule = PyImport_ImportModule((char*)"traceback");
if (tracebackModule != NULL)
{
PyObject *tbList, *emptyString, *strRetval;
tbList = PyObject_CallMethod(tracebackModule, (char*)"format_exception", (char*)"OOO", exc_type, exc_value == NULL ? Py_None : exc_value, exc_traceback == NULL ? Py_None : exc_traceback);
emptyString = PyString_FromString("");
strRetval = PyObject_CallMethod(emptyString, (char*)"join", (char*)"O", tbList);
CLog::Log(LOGERROR, "%s", PyString_AsString(strRetval));
Py_DECREF(tbList);
Py_DECREF(emptyString);
Py_DECREF(strRetval);
Py_DECREF(tracebackModule);
}
CLog::Log(LOGINFO, "-->End of Python script error report<--");
}
else
{
pystring = NULL;
CLog::Log(LOGINFO, "<unknown exception type>");
}
CGUIDialogKaiToast *pDlgToast = (CGUIDialogKaiToast*)g_windowManager.GetWindow(WINDOW_DIALOG_KAI_TOAST);
if (pDlgToast)
{
CStdString desc;
CStdString path;
CStdString script;
URIUtils::Split(m_source, path, script);
if (script.Equals("default.py"))
{
CStdString path2;
URIUtils::RemoveSlashAtEnd(path);
URIUtils::Split(path, path2, script);
}
desc.Format(g_localizeStrings.Get(2100), script);
pDlgToast->QueueNotification(CGUIDialogKaiToast::Error, g_localizeStrings.Get(257), desc);
}
}
Py_XDECREF(exc_type);
Py_XDECREF(exc_value); // caller owns all 3
Py_XDECREF(exc_traceback); // already NULL'd out
Py_XDECREF(pystring);
}
PyObject *m = PyImport_AddModule((char*)"xbmc");
if(!m || PyObject_SetAttrString(m, (char*)"abortRequested", PyBool_FromLong(1)))
CLog::Log(LOGERROR, "Scriptresult: failed to set abortRequested");
// make sure all sub threads have finished
for(PyThreadState* s = state->interp->tstate_head, *old = NULL; s;)
{
if(s == state)
{
s = s->next;
continue;
}
if(old != s)
{
CLog::Log(LOGINFO, "Scriptresult: Waiting on thread %"PRIu64, (uint64_t)s->thread_id);
old = s;
}
CPyThreadState pyState;
Sleep(100);
pyState.Restore();
s = state->interp->tstate_head;
}
// pending calls must be cleared out
PyXBMC_ClearPendingCalls(state);
PyThreadState_Swap(NULL);
PyEval_ReleaseLock();
{ CSingleLock lock(m_pExecuter->m_critSection);
m_threadState = NULL;
}
PyEval_AcquireLock();
PyThreadState_Swap(state);
m_pExecuter->DeInitializeInterpreter();
Py_EndInterpreter(state);
PyThreadState_Swap(NULL);
PyEval_ReleaseLock();
}
void XBPyThread::Process()
{
CLog::Log(LOGDEBUG,"Python thread: start processing");
int m_Py_file_input = Py_file_input;
// get the global lock
PyEval_AcquireLock();
PyThreadState* state = Py_NewInterpreter();
if (!state)
{
PyEval_ReleaseLock();
CLog::Log(LOGERROR,"Python thread: FAILED to get thread state!");
return;
}
// swap in my thread state
PyThreadState_Swap(state);
XBMCAddon::AddonClass::Ref<XBMCAddon::Python::LanguageHook> languageHook(new XBMCAddon::Python::LanguageHook(state->interp));
languageHook->RegisterMe();
m_pExecuter->InitializeInterpreter(addon);
CLog::Log(LOGDEBUG, "%s - The source file to load is %s", __FUNCTION__, m_source);
// get path from script file name and add python path's
// this is used for python so it will search modules from script path first
CStdString scriptDir;
URIUtils::GetDirectory(CSpecialProtocol::TranslatePath(m_source), scriptDir);
URIUtils::RemoveSlashAtEnd(scriptDir);
CStdString path = scriptDir;
// add on any addon modules the user has installed
ADDON::VECADDONS addons;
ADDON::CAddonMgr::Get().GetAddons(ADDON::ADDON_SCRIPT_MODULE, addons);
for (unsigned int i = 0; i < addons.size(); ++i)
#ifdef TARGET_WINDOWS
{
CStdString strTmp(CSpecialProtocol::TranslatePath(addons[i]->LibPath()));
g_charsetConverter.utf8ToSystem(strTmp);
path += PY_PATH_SEP + strTmp;
}
#else
path += PY_PATH_SEP + CSpecialProtocol::TranslatePath(addons[i]->LibPath());
#endif
// and add on whatever our default path is
path += PY_PATH_SEP;
// we want to use sys.path so it includes site-packages
// if this fails, default to using Py_GetPath
PyObject *sysMod(PyImport_ImportModule((char*)"sys")); // must call Py_DECREF when finished
PyObject *sysModDict(PyModule_GetDict(sysMod)); // borrowed ref, no need to delete
PyObject *pathObj(PyDict_GetItemString(sysModDict, "path")); // borrowed ref, no need to delete
if( pathObj && PyList_Check(pathObj) )
{
for( int i = 0; i < PyList_Size(pathObj); i++ )
{
PyObject *e = PyList_GetItem(pathObj, i); // borrowed ref, no need to delete
if( e && PyString_Check(e) )
{
path += PyString_AsString(e); // returns internal data, don't delete or modify
path += PY_PATH_SEP;
}
}
}
else
{
path += Py_GetPath();
}
Py_DECREF(sysMod); // release ref to sysMod
// set current directory and python's path.
if (m_argv != NULL)
PySys_SetArgv(m_argc, m_argv);
CLog::Log(LOGDEBUG, "%s - Setting the Python path to %s", __FUNCTION__, path.c_str());
PySys_SetPath((char *)path.c_str());
CLog::Log(LOGDEBUG, "%s - Entering source directory %s", __FUNCTION__, scriptDir.c_str());
PyObject* module = PyImport_AddModule((char*)"__main__");
PyObject* moduleDict = PyModule_GetDict(module);
// when we are done initing we store thread state so we can be aborted
PyThreadState_Swap(NULL);
PyEval_ReleaseLock();
// we need to check if we was asked to abort before we had inited
bool stopping = false;
{ CSingleLock lock(m_pExecuter->m_critSection);
m_threadState = state;
stopping = m_stopping;
}
PyEval_AcquireLock();
PyThreadState_Swap(state);
if (!stopping)
{
try
{
if (m_type == 'F')
{
// run script from file
// We need to have python open the file because on Windows the DLL that python
// is linked against may not be the DLL that xbmc is linked against so
// passing a FILE* to python from an fopen has the potential to crash.
PyObject* file = PyFile_FromString((char *) CSpecialProtocol::TranslatePath(m_source).c_str(), (char*)"r");
FILE *fp = PyFile_AsFile(file);
if (fp)
{
PyObject *f = PyString_FromString(CSpecialProtocol::TranslatePath(m_source).c_str());
PyDict_SetItemString(moduleDict, "__file__", f);
if (addon.get() != NULL)
{
PyObject *pyaddonid = PyString_FromString(addon->ID().c_str());
PyDict_SetItemString(moduleDict, "__xbmcaddonid__", pyaddonid);
CStdString version = ADDON::GetXbmcApiVersionDependency(addon);
PyObject *pyxbmcapiversion = PyString_FromString(version.c_str());
PyDict_SetItemString(moduleDict, "__xbmcapiversion__", pyxbmcapiversion);
CLog::Log(LOGDEBUG,"Instantiating addon using automatically obtained id of \"%s\" dependent on version %s of the xbmc.python api",addon->ID().c_str(),version.c_str());
}
Py_DECREF(f);
XBMCAddon::Python::PyContext pycontext; // this is a guard class that marks this callstack as being in a python context
PyRun_FileExFlags(fp, CSpecialProtocol::TranslatePath(m_source).c_str(), m_Py_file_input, moduleDict, moduleDict,1,NULL);
}
else
CLog::Log(LOGERROR, "%s not found!", m_source);
}
else
{
//run script
PyRun_String(m_source, m_Py_file_input, moduleDict, moduleDict);
}
}
catch (const XbmcCommons::Exception& e)
{
e.LogThrowMessage();
}
catch (...)
{
CLog::Log(LOGERROR, "failure in %s", m_source);
}
}
if (!PyErr_Occurred())
CLog::Log(LOGINFO, "Scriptresult: Success");
else if (PyErr_ExceptionMatches(PyExc_SystemExit))
CLog::Log(LOGINFO, "Scriptresult: Aborted");
else
{
PythonBindings::PythonToCppException e;
e.LogThrowMessage();
{
CPyThreadState releaseGil;
CSingleLock gc(g_graphicsContext);
CGUIDialogKaiToast *pDlgToast = (CGUIDialogKaiToast*)g_windowManager.GetWindow(WINDOW_DIALOG_KAI_TOAST);
if (pDlgToast)
{
CStdString desc;
CStdString path;
CStdString script;
URIUtils::Split(m_source, path, script);
if (script.Equals("default.py"))
{
CStdString path2;
URIUtils::RemoveSlashAtEnd(path);
URIUtils::Split(path, path2, script);
}
desc.Format(g_localizeStrings.Get(2100), script);
pDlgToast->QueueNotification(CGUIDialogKaiToast::Error, g_localizeStrings.Get(257), desc);
}
}
}
PyObject *m = PyImport_AddModule((char*)"xbmc");
if(!m || PyObject_SetAttrString(m, (char*)"abortRequested", PyBool_FromLong(1)))
CLog::Log(LOGERROR, "Scriptresult: failed to set abortRequested");
// make sure all sub threads have finished
for(PyThreadState* s = state->interp->tstate_head, *old = NULL; s;)
{
if(s == state)
{
s = s->next;
continue;
}
if(old != s)
{
CLog::Log(LOGINFO, "Scriptresult: Waiting on thread %"PRIu64, (uint64_t)s->thread_id);
old = s;
}
CPyThreadState pyState;
Sleep(100);
pyState.Restore();
s = state->interp->tstate_head;
}
// pending calls must be cleared out
XBMCAddon::RetardedAsynchCallbackHandler::clearPendingCalls(state);
PyThreadState_Swap(NULL);
PyEval_ReleaseLock();
//set stopped event - this allows ::stop to run and kill remaining threads
//this event has to be fired without holding m_pExecuter->m_critSection
//before
//Also the GIL (PyEval_AcquireLock) must not be held
//if not obeyed there is still no deadlock because ::stop waits with timeout (smart one!)
stoppedEvent.Set();
{ CSingleLock lock(m_pExecuter->m_critSection);
m_threadState = NULL;
}
PyEval_AcquireLock();
PyThreadState_Swap(state);
m_pExecuter->DeInitializeInterpreter();
// run the gc before finishing
if (!m_stopping && languageHook->HasRegisteredAddonClasses() && PyRun_SimpleString(GC_SCRIPT) == -1)
CLog::Log(LOGERROR,"Failed to run the gc to clean up after running prior to shutting down the Interpreter %s",m_source);
Py_EndInterpreter(state);
// This is a total hack. Python doesn't necessarily release
// all of the objects associated with the interpreter when
// you end the interpreter. As a result there are objects
// managed by the windowing system that still receive events
// until python decides to clean them up. Python will eventually
// clean them up on the creation or ending of a subsequent
// interpreter. So we are going to keep creating and ending
// interpreters until we have no more python objects hanging
// around.
if (languageHook->HasRegisteredAddonClasses())
{
CLog::Log(LOGDEBUG, "The python script \"%s\" has left several "
"classes in memory that we will be attempting to clean up. The classes include: %s",
m_source, getListOfAddonClassesAsString(languageHook).c_str());
int countLimit;
for (countLimit = 0; languageHook->HasRegisteredAddonClasses() && countLimit < 100; countLimit++)
{
PyThreadState* tmpstate = Py_NewInterpreter();
PyThreadState* oldstate = PyThreadState_Swap(tmpstate);
if (PyRun_SimpleString(GC_SCRIPT) == -1)
CLog::Log(LOGERROR,"Failed to run the gc to clean up after running %s",m_source);
PyThreadState_Swap(oldstate);
Py_EndInterpreter(tmpstate);
}
// If necessary and successfull, debug log the results.
if (countLimit > 0 && !languageHook->HasRegisteredAddonClasses())
CLog::Log(LOGDEBUG,"It took %d Py_NewInterpreter/Py_EndInterpreter calls"
" to clean up the classes leftover from running \"%s.\"",
countLimit,m_source);
// If not successful, produce an error message detailing what's been left behind
if (languageHook->HasRegisteredAddonClasses())
CLog::Log(LOGERROR, "The python script \"%s\" has left several "
"classes in memory that we couldn't clean up. The classes include: %s",
m_source, getListOfAddonClassesAsString(languageHook).c_str());
}
// unregister the language hook
languageHook->UnregisterMe();
PyThreadState_Swap(NULL);
PyEval_ReleaseLock();
}
virtual void Update(double time){
StartScreenState* s = _state;
if(_introActionEndTime > 0){
double progress = CalculateProgress(_introActionStartTime, time, _introActionEndTime);
//_rotationSpeed = sysMax(0.05, -(sign(progress - 0.5) * pow(abs(progress - 0.5) / (0.5 / pow(0.5, 2.0)), 1.0 / 2.0) - 0.5));
_rotationSpeed = max(0.05, (-pow(progress*1.5,2.0)+1)*1.2);
//_iconCircleRadius = exp(-0.5 * (pow(progress,(1.0/3.0)) - 0.5) * (pow(progress,(1.0/3.0)) - 0.5) / pow(0.399, 4)) / (0.399 * sqrt(pow(2.0, 3.14159265359))) + 0.6;
_iconCircleRadius = 0.6;
if(_isInitial){
double x = -pow(progress - 1, 3.0) - 1;
double y = -((10.0*progress*progress) -pow(progress,(1.0/3.0)))*2.0;
s->BtnPlay->Position(s->FrogPos.x - x * 300.0,s->FrogPos.y + y * 300.0);
}
double p = sysMin(pow(progress, 3)*6, 1.0);
vec2 offScreen = vec2(-60,60);
s->BtnMusic->Pos(offScreen + (s->BtnMusicPos - offScreen) * pow(p,3.0));
s->BtnEffects->Pos(offScreen + (s->BtnEffectsPos - offScreen) * pow(p,2.5));
s->BtnAchievements->Pos(offScreen + (s->BtnAchievementsPos - offScreen) * pow(p,2.0));
s->BtnLeaderboards->Pos(offScreen + (s->BtnLeaderboardsPos - offScreen) * pow(p,1.5));
s->BtnInfo->Pos(offScreen + (s->BtnInfoPos - offScreen) * p);
// ease out
p = (33*(progress * (progress * progress))*(progress * progress) + -106*(progress * progress)*(progress * progress) + 126*(progress * (progress * progress)) + -67*(progress * progress) + 15*progress) - pow(progress,1.0/8.0);
s->Title->Pos(s->TitlePos + vec2(0, 200*p));
if(progress > 1.0){
s->BtnInfo->Pos(s->BtnInfoPos);
s->BtnMusic->Pos(s->BtnMusicPos);
s->BtnEffects->Pos(s->BtnEffectsPos);
s->BtnAchievements->Pos(s->BtnAchievementsPos);
s->BtnLeaderboards->Pos(s->BtnLeaderboardsPos);
_introActionEndTime = -1;
}
}
vec2 center = s->FrogPos;
center.y -= 30;
double radius = 100 + _iconCircleRadius*200;
vec2 initialPos = center + vec2(0,radius);
--_framesWithNoRotation;
if(_framesWithNoRotation < 0){
_rotation += _rotationSpeed*10*DTR;
}
double rotClassic = sysMod(_rotation, PI2);
double rotSprint = sysMod(CIRC_PART+_rotation, PI2);
double rotEasyPlay = sysMod(-CIRC_PART+_rotation, PI2);
if(rotEasyPlay < 0) rotEasyPlay += PI2;
if(_introActionEndTime < 0 && _framesWithNoRotation < -5 &&
(IsNearPi(rotClassic) || IsNearPi(rotSprint) || IsNearPi(rotEasyPlay))){
_framesWithNoRotation = 300;
}
rotClassic = UpdateRotation(rotClassic);
rotSprint = UpdateRotation(rotSprint);
rotEasyPlay = UpdateRotation(rotEasyPlay);
s->BtnClassic->Pos(vec2(initialPos).Rotate(center, rotClassic));
s->BtnSprint->Pos(vec2(initialPos).Rotate(center, rotSprint));
s->BtnEasyPlay->Pos(vec2(initialPos).Rotate(center,rotEasyPlay));
//cout << sysMod(_rotation, 2*Pi) << "|" << CircLocation(sysMod(_rotation, 2*Pi)) << endl;
Ellipsify(s->IsClassicHit, s->BtnClassic, s->InsectClassic, center, radius, rotClassic);
Ellipsify(s->IsSprintHit, s->BtnSprint, s->InsectSprint, center, radius, rotSprint);
Ellipsify(s->IsEasyPlayHit, s->BtnEasyPlay, s->InsectEasyPlay, center, radius, rotEasyPlay);
if(_frame % 5 == 0){
s->Drawables->sort(SortDrawableFunc, s->Drawables->head->next, s->Drawables->tail);
}
if(!s->IsClassicHit) s->InsectClassic->Pos(s->BtnClassic->Pos());
if(!s->IsSprintHit) s->InsectSprint->Pos(s->BtnSprint->Pos());
if(!s->IsEasyPlayHit) s->InsectEasyPlay->Pos(s->BtnEasyPlay->Pos());
double rotateIconSpeed = -(_rotationSpeed/10.0);
RotateImg(s->BtnClassic, rotateIconSpeed);
RotateImg(s->BtnSprint, rotateIconSpeed);
RotateImg(s->BtnEasyPlay, rotateIconSpeed);
}
