time_headway_condition.hpp

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// Copyright 2015 TIER IV, Inc. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
 
#ifndef OPENSCENARIO_INTERPRETER__SYNTAX__TIME_HEADWAY_CONDITION_HPP_
#define OPENSCENARIO_INTERPRETER__SYNTAX__TIME_HEADWAY_CONDITION_HPP_
 
#include <openscenario_interpreter/scope.hpp>
#include <openscenario_interpreter/simulator_core.hpp>
#include <openscenario_interpreter/syntax/boolean.hpp>
#include <openscenario_interpreter/syntax/double.hpp>
#include <openscenario_interpreter/syntax/entity.hpp>
#include <openscenario_interpreter/syntax/rule.hpp>
#include <openscenario_interpreter/syntax/string.hpp>
#include <openscenario_interpreter/syntax/triggering_entities.hpp>
#include <pugixml.hpp>
#include <valarray>
 
namespace openscenario_interpreter
{
inline namespace syntax
{
/* ---- TimeHeadwayCondition ---------------------------------------------------
 *
 *  Condition based on the headway time between a triggering entity/entities
 *  and a reference entity. The logical operator used for comparison is defined
 *  by the rule attribute.
 *
 *  <xsd:complexType name="TimeHeadwayCondition">
 *    <xsd:attribute name="entityRef" type="String" use="required"/>
 *    <xsd:attribute name="value" type="Double" use="required"/>
 *    <xsd:attribute name="freespace" type="Boolean" use="required"/>
 *    <xsd:attribute name="alongRoute" type="Boolean" use="required"/>
 *    <xsd:attribute name="rule" type="Rule" use="required"/>
 *  </xsd:complexType>
 *
 * -------------------------------------------------------------------------- */
struct TimeHeadwayCondition : private SimulatorCore::ConditionEvaluation
{
  const Entity entity_ref;
 
  const Double value;
 
  const Boolean freespace;
 
  const Boolean along_route;
 
  const Rule compare;
 
  const TriggeringEntities triggering_entities;
 
  std::vector<std::valarray<double>> results;  // for description
 
  explicit TimeHeadwayCondition(const pugi::xml_node &, Scope &, const TriggeringEntities &);
 
  auto description() const -> String;
 
  auto evaluate() -> Object;
};
}  // namespace syntax
}  // namespace openscenario_interpreter
 
#endif  // OPENSCENARIO_INTERPRETER__SYNTAX__TIME_HEADWAY_CONDITION_HPP_