X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Fruntime%2FPyOptimizerAlg.cxx;fp=src%2Fruntime%2FPyOptimizerAlg.cxx;h=56531895971c670c3362bf0ab02c1c6e5a25b87f;hb=c81be9b5e74b26e207bd6efd0ccf68418ac536a3;hp=0000000000000000000000000000000000000000;hpb=f4c10bf1781a76534bb1fa293aef541aef56148b;p=modules%2Fyacs.git

diff --git a/src/runtime/PyOptimizerAlg.cxx b/src/runtime/PyOptimizerAlg.cxx
new file mode 100644
index 000000000..565318959
--- /dev/null
+++ b/src/runtime/PyOptimizerAlg.cxx
@@ -0,0 +1,168 @@
+// Copyright (C) 2006-2012  CEA/DEN, EDF R&D
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License.
+//
+// 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 GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+//
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
+
+#include <iostream>
+
+// rnv: avoid compilation warning on Linux : "_POSIX_C_SOURCE" and "_XOPEN_SOURCE" are redefined
+#ifdef _POSIX_C_SOURCE
+#undef _POSIX_C_SOURCE
+#endif
+
+#ifdef _XOPEN_SOURCE
+#undef _XOPEN_SOURCE
+#endif
+#include <Python.h>
+
+#include "PyOptimizerAlg.hxx"
+
+using namespace std;
+using namespace YACS::BASES;
+using namespace YACS::ENGINE;
+
+struct GILState{
+  PyGILState_STATE gstate;
+  GILState(){gstate=PyGILState_Ensure();}
+  ~GILState(){PyGILState_Release(gstate);}
+};
+
+
+PyOptimizerAlgBase::PyOptimizerAlgBase(Pool *pool)
+  : OptimizerAlgBase(pool)
+{
+}
+
+PyOptimizerAlgBase::~PyOptimizerAlgBase()
+{
+}
+
+void PyOptimizerAlgBase::startProxy()
+{
+  GILState gs;
+  OptimizerAlgBase::startProxy();
+}
+
+void PyOptimizerAlgBase::takeDecisionProxy()
+{
+  GILState gs;
+  OptimizerAlgBase::takeDecisionProxy();
+}
+
+void PyOptimizerAlgBase::finishProxy()
+{
+  GILState gs;
+  OptimizerAlgBase::finishProxy();
+}
+
+void PyOptimizerAlgBase::initializeProxy(const Any *input) throw (YACS::Exception)
+{
+  GILState gs;
+  OptimizerAlgBase::initializeProxy(input);
+}
+
+TypeCode * PyOptimizerAlgBase::getTCForInProxy() const
+{
+  GILState gs;
+  return OptimizerAlgBase::getTCForInProxy();
+}
+
+TypeCode * PyOptimizerAlgBase::getTCForOutProxy() const
+{
+  GILState gs;
+  return OptimizerAlgBase::getTCForOutProxy();
+}
+
+TypeCode * PyOptimizerAlgBase::getTCForAlgoInitProxy() const
+{
+  GILState gs;
+  return OptimizerAlgBase::getTCForAlgoInitProxy();
+}
+
+TypeCode * PyOptimizerAlgBase::getTCForAlgoResultProxy() const
+{
+  GILState gs;
+  return OptimizerAlgBase::getTCForAlgoResultProxy();
+}
+
+Any * PyOptimizerAlgBase::getAlgoResultProxy()
+{
+  GILState gs;
+  return OptimizerAlgBase::getAlgoResultProxy();
+}
+
+
+PyOptimizerAlgASync::PyOptimizerAlgASync(Pool *pool)
+  : PyOptimizerAlgBase(pool)
+{
+}
+
+PyOptimizerAlgASync::~PyOptimizerAlgASync()
+{
+  if (getThreadStatus() == AlternateThread::UNEXISTING) return;
+
+  Py_BEGIN_ALLOW_THREADS;
+  try {
+    // Force the thread termination. We must allow Python threads for that because the
+    // thread cleanup includes some Python cleanup.
+    terminateSlaveThread();
+  } catch (const exception & e) {
+    cerr << "Exception happened in PyOptimizerAlgASync destructor: " << e.what() << endl;
+  } catch (...) {
+    cerr << "Unknown exception happened in PyOptimizerAlgASync destructor." << endl;
+  }
+  Py_END_ALLOW_THREADS;
+}
+
+void PyOptimizerAlgASync::startProxy()
+{
+  start();
+}
+
+void PyOptimizerAlgASync::takeDecisionProxy()
+{
+  takeDecision();
+}
+
+void PyOptimizerAlgASync::finishProxy()
+{
+  terminateSlaveThread();
+  PyOptimizerAlgBase::finishProxy();
+}
+
+void PyOptimizerAlgASync::start()
+{
+  AlternateThread::start();
+}
+
+void PyOptimizerAlgASync::takeDecision()
+{
+  signalSlaveAndWait();
+}
+
+void PyOptimizerAlgASync::signalMasterAndWait()
+{
+  Py_BEGIN_ALLOW_THREADS;
+  AlternateThread::signalMasterAndWait();
+  Py_END_ALLOW_THREADS;
+}
+
+void PyOptimizerAlgASync::run()
+{
+  GILState gs;
+  startToTakeDecision();
+}