routing_types.h

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// Copyright 2010-2025 Google LLC
// 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 ORTOOLS_CONSTRAINT_SOLVER_ROUTING_TYPES_H_
#define ORTOOLS_CONSTRAINT_SOLVER_ROUTING_TYPES_H_
 
#include <cstdint>
#include <functional>
#include <vector>
 
#include "ortools/util/piecewise_linear_function.h"
#include "ortools/util/strong_integers.h"
 
namespace operations_research {

DEFINE_STRONG_INDEX_TYPE(RoutingNodeIndex);
DEFINE_STRONG_INDEX_TYPE(RoutingCostClassIndex);
DEFINE_STRONG_INDEX_TYPE(RoutingDimensionIndex);
DEFINE_STRONG_INDEX_TYPE(RoutingDisjunctionIndex);
DEFINE_STRONG_INDEX_TYPE(RoutingVehicleClassIndex);
DEFINE_STRONG_INDEX_TYPE(RoutingResourceClassIndex);

struct PickupDeliveryPair {
  std::vector<int64_t> pickup_alternatives;
  std::vector<int64_t> delivery_alternatives;
};
 
typedef std::function<int64_t(int64_t)> RoutingTransitCallback1;
typedef std::function<int64_t(int64_t, int64_t)> RoutingTransitCallback2;
typedef std::function<const FloatSlopePiecewiseLinearFunction*(int64_t,
                                                               int64_t)>
    RoutingCumulDependentTransitCallback2;
 
}  // namespace operations_research
 
#endif  // ORTOOLS_CONSTRAINT_SOLVER_ROUTING_TYPES_H_