singleton_predicates.h

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/**
 *  \file IMP/core/singleton_predicates.h
 *  \brief Define some predicates.
 *
 *  WARNING This file was generated from singleton_predicates.h
 *  in /tmp/nightly-build-61576/imp-2.1.1/tools/build/container_templates/core
 *  by tools/maintenance/setup_containers.py.
 *
 *  Copyright 2007-2013 IMP Inventors. All rights reserved.
 */

#ifndef IMPCORE_SINGLETON_PREDICATES_H
#define IMPCORE_SINGLETON_PREDICATES_H

#include <IMP/core/core_config.h>
#include <IMP/SingletonPredicate.h>
#include <IMP/singleton_macros.h>
#include <boost/random.hpp>
#include "internal/container_helpers.h"

IMPCORE_BEGIN_NAMESPACE

/** Always return a constant value.
 */
class IMPCOREEXPORT ConstantSingletonPredicate : public SingletonPredicate {
  int v_;

 public:
  ConstantSingletonPredicate(int v,
                             std::string name = "ConstSingletonPredicate%1%");
  virtual int get_value_index(kernel::Model *, ParticleIndex ) const IMP_OVERRIDE {
    return v_;
  }
  virtual kernel::ModelObjectsTemp do_get_inputs(kernel::Model *, const kernel::ParticleIndexes &)
      const IMP_OVERRIDE {
    return kernel::ModelObjectsTemp();
  }
  IMP_SINGLETON_PREDICATE_METHODS(ConstantSingletonPredicate);
  IMP_OBJECT_METHODS(ConstantSingletonPredicate);
};

/** Return a unique predicate value for each unordered set of kernel::ParticleTypes
    (see Typed).
*/

class IMPCOREEXPORT UnorderedTypeSingletonPredicate
    : public SingletonPredicate {
 public:
  UnorderedTypeSingletonPredicate(std::string name =
                                      "UnorderedTypeSingletonPredicate%1%");
  virtual int get_value_index(kernel::Model *m, ParticleIndex pi) const IMP_OVERRIDE {
    return internal::get_type_hash(m, pi);
  }
  virtual kernel::ModelObjectsTemp do_get_inputs(kernel::Model *m, const kernel::ParticleIndexes &pis)
      const IMP_OVERRIDE {
    kernel::ModelObjectsTemp ret;
    ret += IMP::get_particles(m, pis);
    return ret;
  }
  IMP_SINGLETON_PREDICATE_METHODS(UnorderedTypeSingletonPredicate);
  IMP_OBJECT_METHODS(UnorderedTypeSingletonPredicate);
};

/** Return a unique predicate value for each ordered singleton of
    kernel::ParticleTypes (see Typed).
*/
class IMPCOREEXPORT OrderedTypeSingletonPredicate : public SingletonPredicate {
 public:
  OrderedTypeSingletonPredicate(std::string name =
                                    "OrderedTypeSingletonPredicate%1%");
#ifndef SWIG
  using SingletonPredicate::get_value;
#endif
  int get_value(const core::ParticleTypes& types) {
    return internal::get_ordered_type_hash(types);
  }
  virtual int get_value_index(kernel::Model *m, ParticleIndex pi) const IMP_OVERRIDE {
    return internal::get_ordered_type_hash(m, pi);
  }
  virtual kernel::ModelObjectsTemp do_get_inputs(kernel::Model *m, const kernel::ParticleIndexes &pis)
      const IMP_OVERRIDE {
    kernel::ModelObjectsTemp ret;
    ret += IMP::get_particles(m, pis);
    return ret;
  }
  IMP_SINGLETON_PREDICATE_METHODS(OrderedTypeSingletonPredicate);
  IMP_OBJECT_METHODS(OrderedTypeSingletonPredicate);
};

/** Return true if all members of the tuple are the same. */
class IMPCOREEXPORT AllSameSingletonPredicate : public SingletonPredicate {
 public:
  AllSameSingletonPredicate(std::string name = "AllSameSingletonPredicate%1%");
  virtual int get_value_index(kernel::Model *m, ParticleIndex pi) const IMP_OVERRIDE {
    return internal::get_all_same(m, pi);
  }
  virtual kernel::ModelObjectsTemp do_get_inputs(kernel::Model *, const kernel::ParticleIndexes &)
      const IMP_OVERRIDE {
    return kernel::ModelObjectsTemp();
  }
  IMP_SINGLETON_PREDICATE_METHODS(AllSameSingletonPredicate);
  IMP_OBJECT_METHODS(AllSameSingletonPredicate);
};

/** Return true with a fixed probability. */
class IMPCOREEXPORT CoinFlipSingletonPredicate : public SingletonPredicate {
  double p_;
  mutable boost::uniform_real<double> rng_;

 public:
  CoinFlipSingletonPredicate(double p, std::string name =
                                           "CoinFlipSingletonPredicate%1%");
  virtual int get_value_index(kernel::Model *, ParticleIndex ) const IMP_OVERRIDE {
    if (rng_(base::random_number_generator) < p_)
      return 1;
    else
      return 0;
  }
  virtual kernel::ModelObjectsTemp do_get_inputs(kernel::Model *, const kernel::ParticleIndexes &)
      const IMP_OVERRIDE {
    return kernel::ModelObjectsTemp();
  }
  IMP_SINGLETON_PREDICATE_METHODS(CoinFlipSingletonPredicate);
  IMP_OBJECT_METHODS(CoinFlipSingletonPredicate);
};

IMPCORE_END_NAMESPACE

#endif /* IMPCORE_SINGLETON_PREDICATES_H */