Migration from SVN

eo/src/es/eoRealInitBounded.h

@@ -0,0 +1,70 @@
+// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
+
+//-----------------------------------------------------------------------------
+// eoRealInitBounded.h
+// (c) EEAAX 2000 - Maarten Keijzer 2000
+/*
+    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 of the License, or (at your option) any later version.
+
+    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
+
+    Contact: Marc.Schoenauer@polytechnique.fr
+             mak@dhi.dk
+ */
+//-----------------------------------------------------------------------------
+
+#ifndef eoRealInitBounded_h
+#define eoRealInitBounded_h
+
+//-----------------------------------------------------------------------------
+
+#include <utils/eoRNG.h>
+#include <eoInit.h>
+#include <es/eoReal.h>
+#include <utils/eoRealVectorBounds.h>
+
+/** Simple initialization for any EOT that derives from std::vector<double>
+ *    uniformly in some bounds
+ *
+ * @ingroup Real
+ * @ingroup Variators
+ */
+template <class EOT>
+class eoRealInitBounded : public eoInit<EOT>
+{
+ public:
+  /** Ctor - from eoRealVectorBounds */
+  eoRealInitBounded(eoRealVectorBounds & _bounds):bounds(_bounds)
+  {
+        if (!bounds.isBounded())
+      throw std::runtime_error("Needs bounded bounds to initialize a std::vector<double>");
+  }
+
+  /** simply passes the argument to the uniform method of the bounds */
+  virtual void operator()(EOT & _eo)
+    {
+      bounds.uniform(_eo);  // resizes, and fills uniformly in bounds
+      _eo.invalidate();            // was MISSING!!!!
+    }
+
+  /** accessor to the bounds */
+  virtual eoRealVectorBounds & theBounds() {return bounds;}
+  virtual unsigned size(){return bounds.size();}
+
+ private:
+  eoRealVectorBounds & bounds;
+};
+
+//-----------------------------------------------------------------------------
+//@}
+#endif