-/* Copyright (c) 2013-2016. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2013-2017. The SimGrid Team. All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
#include "src/kernel/routing/RoutedZone.hpp"
-typedef struct graph_node_data {
+struct s_graph_node_data_t {
int id;
int graph_id; /* used for caching internal graph id's */
-} s_graph_node_data_t, *graph_node_data_t;
-
-typedef struct graph_node_map_element {
- xbt_node_t node;
-} s_graph_node_map_element_t, *graph_node_map_element_t;
-
-typedef struct route_cache_element {
- int* pred_arr;
- int size;
-} s_route_cache_element_t, *route_cache_element_t;
+};
+typedef s_graph_node_data_t* graph_node_data_t;
namespace simgrid {
namespace kernel {
* Classes *
***********/
-/** Dijkstra routing data: fast initialization, slow lookup, small memory requirements, shortest path routing only */
+/** @ingroup ROUTING_API
+ * @brief NetZone with an explicit routing computed on need with Dijsktra
+ *
+ * The path between components is computed each time you request it,
+ * using the Dijkstra algorithm. A cache can be used to reduce the computation.
+ *
+ * This result in rather small platform file, very fast initialization, and very low memory requirements, but somehow long path resolution times.
+ */
class XBT_PRIVATE DijkstraZone : public RoutedZone {
public:
- DijkstraZone(NetZone* father, const char* name, bool cached);
+ DijkstraZone(NetZone* father, std::string name, bool cached);
void seal() override;
~DijkstraZone() override;
xbt_node_t routeGraphNewNode(int id, int graph_id);
- graph_node_map_element_t nodeMapSearch(int id);
+ xbt_node_t nodeMapSearch(int id);
void newRoute(int src_id, int dst_id, sg_platf_route_cbarg_t e_route);
- /**
- * For each vertex (node) already in the graph,
+ /* For each vertex (node) already in the graph,
* make sure it also has a loopback link; this loopback
* can potentially already be in the graph, and in that
* case nothing will be done.
* After this function returns, any node in the graph
* will have a loopback attached to it.
*/
- void getLocalRoute(NetCard* src, NetCard* dst, sg_platf_route_cbarg_t route, double* lat) override;
+ void getLocalRoute(NetPoint* src, NetPoint* dst, sg_platf_route_cbarg_t route, double* lat) override;
void addRoute(sg_platf_route_cbarg_t route) override;
xbt_graph_t routeGraph_ = nullptr; /* xbt_graph */
- xbt_dict_t graphNodeMap_ = nullptr; /* map */
- xbt_dict_t routeCache_ = nullptr; /* use in cache mode */
+ std::map<int, xbt_node_t> graphNodeMap_; /* map */
+ bool cached_; /* cache mode */
+ std::map<int, std::vector<int>> routeCache_; /* use in cache mode */
};
}
}