From 608cf2e6a2ccc967e82b2b7a9693fd0bafb778fb Mon Sep 17 00:00:00 2001
From: Carlo Zancanaro <carlo@pc-4w14-0.cs.usyd.edu.au>
Date: Wed, 5 Sep 2012 10:25:19 +1000
Subject: Delete a lot of tex stuff, better debug info

Some other stuff, too, I think. Oh well. No biggie!
---
 impl/ImprovementOperator.hpp | 158 -------------------------------------------
 1 file changed, 158 deletions(-)
 delete mode 100644 impl/ImprovementOperator.hpp

(limited to 'impl/ImprovementOperator.hpp')

diff --git a/impl/ImprovementOperator.hpp b/impl/ImprovementOperator.hpp
deleted file mode 100644
index 8ebf2d1..0000000
--- a/impl/ImprovementOperator.hpp
+++ /dev/null
@@ -1,158 +0,0 @@
-#ifndef IMPROVEMENT_OPERATOR_HPP
-#define IMPROVEMENT_OPERATOR_HPP
-
-#include "IdSet.hpp"
-#include "MaxStrategy.hpp"
-
-template<typename Domain>
-struct ImprovementOperator {
-  virtual ~ImprovementOperator() { }
-  virtual bool improve(
-      EquationSystem<Domain>& system,
-      ConcreteMaxStrategy<Domain>& strat,
-      StableVariableAssignment<Domain>& rho,
-      IdSet<Variable<Domain> >& changedIn,
-      IdSet<Variable<Domain> >& changedOut
-  ) const  = 0;
-};
-
-template<typename Domain>
-struct NaiveImprovementOperator : public ImprovementOperator<Domain> {
-  bool improve(
-      EquationSystem<Domain>& system,
-      ConcreteMaxStrategy<Domain>& strat,
-      StableVariableAssignment<Domain>& rho,
-      IdSet<Variable<Domain> >&,
-      IdSet<Variable<Domain> >&
-  ) const {
-    bool changed = false;
-    for (unsigned int i = 0, length = system.maxExpressionCount();
-         i < length;
-         ++i) {
-      MaxExpression<Domain>& expr = system.maxExpression(i);
-      // this relies on the fact that an expression will only be proessed after the expressions
-      // it depends on (which should always be true, as they form a DAG)
-      unsigned int index = expr.bestStrategy(rho, strat);
-
-      if (index != strat.get(expr)) {
-        changed = true;
-        strat.set(expr, index);
-      }
-    }
-    log::strategy << strat << std::endl;
-    return changed;
-  }
-};
-  
-template<typename Domain>
-struct RepeatedImprovementOperator : public ImprovementOperator<Domain> {
-  RepeatedImprovementOperator(const ImprovementOperator<Domain>& op)
-    : _subImprovement(op) { }
-
-  bool improve(
-      EquationSystem<Domain>& system,
-      ConcreteMaxStrategy<Domain>& strat,
-      StableVariableAssignment<Domain>& rho,
-      IdSet<Variable<Domain> >& changedIn,
-      IdSet<Variable<Domain> >& changedOut
-  ) const {
-    if (_subImprovement.improve(system, strat, rho, changedIn, changedOut)) {
-      StableVariableAssignment<Domain>* rho2 = system.eval(rho, strat);
-      improve(system, strat, *rho2, changedIn, changedOut);
-      delete rho2;
-      return true;
-    }
-    return false;
-  }
-  private:
-  const ImprovementOperator<Domain>& _subImprovement;
-};
-
-<<<<<<< HEAD
-
-
-#include "VariableAssignment.hpp"
-
-template<typename Domain>
-struct DynamicMaxStrategy : public MaxStrategy<Domain> {
-  DynamicMaxStrategy(
-    const EquationSystem<Domain>& system
-  ) : _system(system),
-      _rho(NULL),
-      _values(system),
-      _stable(system.maxExpressionCount()),
-      _influence(system.maxExpressionCount(),
-                 IdSet<MaxExpression<Domain>>(system.maxExpressionCount())),
-      _var_influence(system.variableCount(),
-                     IdSet<MaxExpression<Domain>>(system.maxExpressionCount()))
-  {}
-
-  void setRho(DynamicVariableAssignment<Domain>& rho) {
-    _rho = &rho;
-  }
-
-  unsigned int get(const MaxExpression<Domain>& e) const {
-    solve(e);
-    return _values.get(e);
-  }
-
-  void invalidate(const Variable<Domain>& v) const {
-    log::strategy << "invalidating " << v << " - " << *_system[v] << std::endl;
-    log::strategy << "\t" << _var_influence[v] << std::endl;
-    _stable.filter(_var_influence[v]);
-
-    for (auto it = _var_influence[v].begin();
-         it != _var_influence[v].end();
-         ++it) {
-      solve(_system.maxExpression(*it));
-    }
-  }
-
-  struct DependencyAssignment : public VariableAssignment<Domain>{
-    DependencyAssignment(const DynamicMaxStrategy& strat,
-                         VariableAssignment<Domain>& rho,
-                         const MaxExpression<Domain>& expr)
-      : _strat(strat),
-        _rho(rho),
-        _expr(expr) {
-    }
-    const Domain& operator[](const Variable<Domain>& var) const {
-      _strat._var_influence[var].insert(_expr);
-      return _rho[var];
-    }
-  private:
-    const DynamicMaxStrategy& _strat;
-    VariableAssignment<Domain>& _rho;
-    const MaxExpression<Domain>& _expr;
-  };
-
-  struct DependencyStrategy : public MaxStrategy<Domain> {
-    DependencyStrategy(const DynamicMaxStrategy& strat, const MaxExpression<Domain>& expr)
-      : _strat(strat),
-        _expr(expr) {
-    }
-    unsigned int get(const MaxExpression<Domain>& e) const {
-      _strat.solve(e);
-      if (&_expr != &e) {
-        _strat._influence[e].insert(_expr);
-      }
-      return _strat._values.get(e);
-    }
-  private:
-    const DynamicMaxStrategy& _strat;
-    const MaxExpression<Domain>& _expr;
-  };
-
-private:
-  const EquationSystem<Domain>& _system;
-  mutable DynamicVariableAssignment<Domain>* _rho;
-  mutable ConcreteMaxStrategy<Domain> _values;
-  mutable IdSet<MaxExpression<Domain>> _stable;
-  mutable IdMap<MaxExpression<Domain>,IdSet<MaxExpression<Domain>>> _influence;
-  mutable IdMap<Variable<Domain>,IdSet<MaxExpression<Domain>>> _var_influence;
-};
-
-
-=======
->>>>>>> bitbucket/master
-#endif
-- 
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