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C++ Reference: class IndexPairSwapActiveOperator
Note: This documentation is automatically generated.
Operator which inserts inactive nodes into a path and makes a pair of
active nodes inactive.
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Last updated 2024-08-06 UTC.
[null,null,["Last updated 2024-08-06 UTC."],[[["\u003cp\u003eThe \u003ccode\u003eIndexPairSwapActiveOperator\u003c/code\u003e is designed for manipulating vehicle routes by inserting inactive nodes and deactivating active node pairs.\u003c/p\u003e\n"],["\u003cp\u003eIt works by selecting pairs of indices from a provided list and modifying the active/inactive status of nodes at those positions within the route.\u003c/p\u003e\n"],["\u003cp\u003eThis operator is utilized within constraint programming for tasks like vehicle routing optimization.\u003c/p\u003e\n"],["\u003cp\u003eThe operator includes methods for generating descriptions, constructing neighbors, and managing state during search.\u003c/p\u003e\n"]]],["The `IndexPairSwapActiveOperator` class manages the insertion of inactive nodes into a path and simultaneously deactivates a pair of active nodes. It has methods for creating and managing neighborhoods. Key functions include `DebugString` (returns a string representation), `MakeNeighbor` (returns a boolean), `MakeNextNeighbor` (takes two assignments as input and returns a boolean), and a constructor and destructor. It also receives variables, secondary variables, a start function, and index pairs.\n"],null,["# IndexPairSwapActiveOperator\n\nC++ Reference: class IndexPairSwapActiveOperator\n================================================\n\n\nNote: This documentation is automatically generated.\nOperator which inserts inactive nodes into a path and makes a pair of active nodes inactive.\n\n| Method ||\n|---------------------------------------------------------------------------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| [`DebugString`](https://github.com/google/or-tools/blob/v9.4/ortools/constraint_solver/routing_neighborhoods.h#L344) | Return type: `std::string ` \u003cbr /\u003e |\n| [`IndexPairSwapActiveOperator`](https://github.com/google/or-tools/blob/v9.4/ortools/constraint_solver/routing_neighborhoods.h#L335) | \u003cbr /\u003e Arguments: ` const std::vector\u003cIntVar*\u003e& vars, const std::vector\u003cIntVar*\u003e& secondary_vars, std::function\u003cint(int64_t)\u003e start_empty_path_class, const RoutingIndexPairs& index_pairs` \u003cbr /\u003e |\n| [`~IndexPairSwapActiveOperator`](https://github.com/google/or-tools/blob/v9.4/ortools/constraint_solver/routing_neighborhoods.h#L340) | \u003cbr /\u003e |\n| [`MakeNeighbor`](https://github.com/google/or-tools/blob/v9.4/ortools/constraint_solver/routing_neighborhoods.h#L343) | Return type: `bool ` \u003cbr /\u003e |\n| [`MakeNextNeighbor`](https://github.com/google/or-tools/blob/v9.4/ortools/constraint_solver/routing_neighborhoods.h#L342) | Return type: `bool ` Arguments: `Assignment* delta, Assignment* deltadelta` \u003cbr /\u003e |"]]
