Initial revision

2002-10-01 14:21:01 +00:00 · 2002-10-01 14:21:01 +00:00 · ababb9ff93
commit ababb9ff93
81 changed files with 49550 additions and 0 deletions
--- a/lbtt/src/StateSpaceRandomizer.h
+++ b/lbtt/src/StateSpaceRandomizer.h
@ -0,0 +1,158 @@
+/*
+ *  Copyright (C) 1999, 2000, 2001, 2002
+ *  Heikki Tauriainen <Heikki.Tauriainen@hut.fi>
+ *
+ *  This program is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU General Public License
+ *  as published by the Free Software Foundation; either version 2
+ *  of the License, or (at your option) any later version.
+ *
+ *  This program 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 General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+
+#ifndef STATESPACERANDOMIZER_H
+#define STATESPACERANDOMIZER_H
+
+#ifdef __GNUC__
+#pragma interface
+#endif /* __GNUC__ */
+
+#include <config.h>
+#include "Random.h"
+#include "StateSpace.h"
+
+namespace Graph
+{
+
+/******************************************************************************
+ *
+ * A class for generating random state spaces.
+ *
+ *****************************************************************************/
+
+class StateSpaceRandomizer
+{
+public:
+  StateSpaceRandomizer();                           /* Constructor. */
+
+  ~StateSpaceRandomizer();                          /* Destructor. */
+
+  StateSpace* generateGraph() const;                /* Generates a random
+						     * state space.
+						     */
+
+  StateSpace* generateConnectedGraph() const;       /* Generates a random
+						     * state space whose all
+						     * states are reachable
+						     * from its initial state.
+						     */
+
+  StateSpace* generatePath() const;                 /* Generates a random path.
+						     */
+
+  void reset();                                     /* (Re)initializes the
+						     * object with default
+						     * state space generation
+						     * parameters.
+						     */
+
+  StateSpace::size_type min_size;                   /* Minimum size for the
+						     * generated state spaces.
+						     */
+
+  StateSpace::size_type max_size;                   /* Maximum size for the
+						     * generated state spaces.
+						     */
+
+  unsigned long int atoms_per_state;                /* Number of atomic
+						     * propositions associated
+						     * with each state of the
+						     * generated state spaces.
+						     */
+
+  double edge_probability;                          /* Probability for adding
+						     * random edges between
+						     * state space states.
+						     */
+
+  double truth_probability;                         /* Probability of assigning
+						     * the value `true' for a
+						     * proposition in a state.
+						     */
+
+private:
+  StateSpace::size_type chooseSize() const;         /* Chooses a size for a
+						     * state space to be
+						     * generated.
+						     */
+
+  StateSpaceRandomizer                              /* Prevent copying and  */
+    (const StateSpaceRandomizer&);                  /* assignment of        */
+  StateSpaceRandomizer& operator=                   /* StateSpaceRandomizer */
+    (const StateSpaceRandomizer&);                  /* objects.             */
+};
+
+
+
+/******************************************************************************
+ *
+ * Inline function definitions for class StateSpaceRandomizer.
+ *
+ *****************************************************************************/
+
+/* ========================================================================= */
+inline StateSpaceRandomizer::StateSpaceRandomizer()
+/* ----------------------------------------------------------------------------
+ *
+ * Description:   Constructor for class StateSpaceRandomizer. Initializes a new
+ *                StateSpaceRandomizer object with default parameters.
+ *
+ * Arguments:     None.
+ *
+ * Returns:       Nothing.
+ *
+ * ------------------------------------------------------------------------- */
+{
+  reset();
+}
+
+/* ========================================================================= */
+inline StateSpaceRandomizer::~StateSpaceRandomizer()
+/* ----------------------------------------------------------------------------
+ *
+ * Description:   Destructor for class StateSpaceRandomizer.
+ *
+ * Arguments:     None.
+ *
+ * Returns:       Nothing.
+ *
+ * ------------------------------------------------------------------------- */
+{
+}
+
+/* ========================================================================= */
+inline StateSpace::size_type StateSpaceRandomizer::chooseSize() const
+/* ----------------------------------------------------------------------------
+ *
+ * Description:   Chooses a random size for a state space to be generated.
+ *
+ * Arguments:     None.
+ *
+ * Returns:       A random integer in the interval
+ *                [this->min_size, this->max_size].
+ *
+ * ------------------------------------------------------------------------- */
+{
+  return (min_size + LRAND(0, max_size - min_size + 1));
+}
+
+}
+
+#endif /* STATESPACERANDOMIZER_H */