diff options
| -rw-r--r-- | src/linkgraph/linkgraph.cpp | 15 | ||||
| -rw-r--r-- | src/linkgraph/linkgraph.h | 1 | ||||
| -rw-r--r-- | src/station_cmd.cpp | 8 |
3 files changed, 24 insertions, 0 deletions
diff --git a/src/linkgraph/linkgraph.cpp b/src/linkgraph/linkgraph.cpp index 6bd29c92d..e8c792c37 100644 --- a/src/linkgraph/linkgraph.cpp +++ b/src/linkgraph/linkgraph.cpp @@ -145,6 +145,21 @@ void LinkGraph::RemoveNode(NodeID id) } /** + * Update distances between the given node and all others. + * @param id Node that changed position. + * @param xy New position of the node. + */ +void LinkGraph::UpdateDistances(NodeID id, TileIndex xy) +{ + assert(id < this->Size()); + for (NodeID other = 0; other < this->Size(); ++other) { + if (other == id) continue; + this->edges[id][other].distance = this->edges[other][id].distance = + DistanceManhattan(xy, Station::Get(this->nodes[other].station)->xy); + } +} + +/** * Add a node to the component and create empty edges associated with it. Set * the station's last_component to this component. Calculate the distances to all * other nodes. The distances to _all_ nodes are important as the demand diff --git a/src/linkgraph/linkgraph.h b/src/linkgraph/linkgraph.h index 4bcc27b31..4306ad2b3 100644 --- a/src/linkgraph/linkgraph.h +++ b/src/linkgraph/linkgraph.h @@ -529,6 +529,7 @@ public: NodeID AddNode(const Station *st); void RemoveNode(NodeID id); + void UpdateDistances(NodeID id, TileIndex xy); protected: friend class LinkGraph::ConstNode; diff --git a/src/station_cmd.cpp b/src/station_cmd.cpp index 1aa9ab0de..55b6fae14 100644 --- a/src/station_cmd.cpp +++ b/src/station_cmd.cpp @@ -641,6 +641,14 @@ static void UpdateStationSignCoord(BaseStation *st) /* clamp sign coord to be inside the station rect */ st->xy = TileXY(ClampU(TileX(st->xy), r->left, r->right), ClampU(TileY(st->xy), r->top, r->bottom)); st->UpdateVirtCoord(); + + if (!Station::IsExpected(st)) return; + Station *full_station = Station::From(st); + for (CargoID c = 0; c < NUM_CARGO; ++c) { + LinkGraphID lg = full_station->goods[c].link_graph; + if (!LinkGraph::IsValidID(lg)) continue; + LinkGraph::Get(lg)->UpdateDistances(full_station->goods[c].node, st->xy); + } } /** |