add missing files

packages/CLPBN/clpbn/bp/Var.cpp

@@ -0,0 +1,102 @@
+#include <algorithm>
+#include <sstream>
+
+#include "Var.h"
+
+using namespace std;
+
+
+unordered_map<VarId, VarInfo> Var::varsInfo_;
+
+
+Var::Var (const Var* v)
+{
+  varId_    = v->varId();
+  range_    = v->range();
+  evidence_ = v->getEvidence();
+  index_    = std::numeric_limits<unsigned>::max();
+}
+
+
+
+Var::Var (VarId varId, unsigned range, int evidence)
+{
+  assert (range != 0);
+  assert (evidence < (int) range);
+  varId_    = varId;
+  range_    = range;
+  evidence_ = evidence;
+  index_    = std::numeric_limits<unsigned>::max();
+}
+
+
+
+bool
+Var::isValidState (int stateIndex)
+{
+  return stateIndex >= 0 && stateIndex < (int) range_;
+}
+
+
+
+bool
+Var::isValidState (const string& stateName)
+{
+  States states = Var::getVarInformation (varId_).states;
+  return Util::contains (states, stateName);
+}
+
+
+
+void
+Var::setEvidence (int ev) 
+{
+  assert (ev < (int) range_);
+  evidence_ = ev;
+}
+
+
+
+void
+Var::setEvidence (const string& ev) 
+{ 
+  States states = Var::getVarInformation (varId_).states;
+  for (unsigned i = 0; i < states.size(); i++) {
+    if (states[i] == ev) {
+      evidence_ = i;
+      return;
+    }
+  }
+  assert (false);
+}
+
+
+
+string
+Var::label (void) const
+{
+  if (Var::variablesHaveInformation()) {
+    return Var::getVarInformation (varId_).label;
+  }
+  stringstream ss;
+  ss << "x" << varId_;
+  return ss.str();
+}
+
+
+
+States
+Var::states (void) const
+{
+  if (Var::variablesHaveInformation()) {
+    return Var::getVarInformation (varId_).states;
+  }
+  States states;
+  for (unsigned i = 0; i < range_; i++) {
+    stringstream ss;
+    ss << i ;
+    states.push_back (ss.str());
+  }
+  return states;
+}
+