particle-swarm-optimization main templates added

2007-07-02 12:58:13 +00:00 · 2007-07-02 12:58:13 +00:00 · bec7d02c50
commit bec7d02c50
parent a6de2b9a3a
33 changed files with 3733 additions and 0 deletions
--- a/eo/src/eoVectorParticle.h
+++ b/eo/src/eoVectorParticle.h
@ -0,0 +1,130 @@
+// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
+
+//-----------------------------------------------------------------------------
+// eoVectorParticle.h
+// (c) OPAC 2007
+/*
+    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: thomas.legrand@lifl.fr
+ */
+//-----------------------------------------------------------------------------
+
+#ifndef _EOVECTORPARTICLE_H
+#define _EOVECTORPARTICLE_H
+
+#include <PO.h>
+
+/**
+ * Main class for particle representation. The positions, velocities and the best positions
+ * associated to the  particle are stored as vectors. Inheriting from PO and std::vector,
+ * tree templates arguments are required: the fitness type (which is also the type of the
+ * particle's best fitness), the position type and the velocity type.
+ */
+template < class FitT, class PositionType, class VelocityType > class eoVectorParticle:public PO < FitT >,
+            public std::vector <
+            PositionType >
+{
+
+public:
+
+    using PO < FitT >::invalidate;
+    using
+    std::vector <
+    PositionType >::operator[];
+    using
+    std::vector <
+    PositionType >::begin;
+    using
+    std::vector <
+    PositionType >::end;
+    using
+    std::vector <
+    PositionType >::size;
+
+    typedef PositionType AtomType;
+    typedef VelocityType ParticleVelocityType;
+
+
+    /** Default constructor.
+    *  @param _size Length of the tree vectors (we expect the same size), default is 0
+    *  @param position
+    *  @param velocity
+    *  @param  bestPositions
+    */
+    eoVectorParticle (unsigned _size = 0,PositionType position = PositionType (), VelocityType velocity = VelocityType (), PositionType bestPositions = PositionType ()):PO < FitT > (),std::vector < PositionType > (_size, position), bestPositions (_size, bestPositions), velocities (_size,
+                    velocity)
+    {
+    }
+
+
+    // we can't have a Ctor from a std::vector, it would create ambiguity
+    //  with the copy Ctor
+    void
+    position (const std::vector < PositionType > &_v)
+    {
+        if (_v.size () != size ())	// safety check
+        {
+            if (size ())		// NOT an initial empty std::vector
+                std::
+                cout <<
+                "Warning: Changing position size in eoVectorParticle assignation"
+                << std::endl;
+            resize (_v.size ());
+        }
+
+        std::copy (_v.begin (), _v.end (), begin ());
+        invalidate ();
+    }
+
+    /** Resize the tree vectors of the particle: positions, velocities and bestPositions
+    * @param _size The new size for positions, velocities and bestPositions
+    */
+    void
+    resize (unsigned _size)
+    {
+        std::vector < PositionType >::resize (_size);
+        bestPositions.resize (_size);
+        velocities.resize (_size);
+    }
+
+
+    /** Resize the best positions.
+       * @param _size The new size for the best positions.
+       */
+    void
+    resizeBestPositions (unsigned _size)
+    {
+        bestPositions.resize (_size);
+    }
+
+
+    /** Resize the velocities.
+    * @param _size The new size for the velocities.
+    */
+    void
+    resizeVelocities (unsigned _size)
+    {
+        velocities.resize (_size);
+    }
+
+
+    /* public attributes */
+    std::vector < PositionType > bestPositions;
+    std::vector < ParticleVelocityType > velocities;
+
+};
+
+#endif /*_EOVECTORPARTICLE_H*/