Merge branch 'more_cond_orders-sx' into jgrpp
# Conflicts: # config.lib # projects/openttd_vs100.vcxproj # projects/openttd_vs100.vcxproj.filters # projects/openttd_vs80.vcproj # projects/openttd_vs90.vcproj # src/order_gui.cpp # src/order_type.h # src/saveload/afterload.cpp # src/saveload/extended_ver_sl.cpp
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@@ -35,6 +35,10 @@ public:
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typedef typename Node::Key Key; ///< key to hash tables
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protected:
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int m_max_cost;
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CYapfCostRoadT() : m_max_cost(0) {};
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/** to access inherited path finder */
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Tpf& Yapf()
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{
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@@ -105,6 +109,11 @@ protected:
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}
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public:
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inline void SetMaxCost(int max_cost)
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{
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m_max_cost = max_cost;
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}
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/**
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* Called by YAPF to calculate the cost from the origin to the given node.
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* Calculates only the cost of given node, adds it to the parent node cost
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@@ -120,6 +129,8 @@ public:
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/* start at n.m_key.m_tile / n.m_key.m_td and walk to the end of segment */
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TileIndex tile = n.m_key.m_tile;
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Trackdir trackdir = n.m_key.m_td;
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int parent_cost = (n.m_parent != NULL) ? n.m_parent->m_cost : 0;
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for (;;) {
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/* base tile cost depending on distance between edges */
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segment_cost += Yapf().OneTileCost(tile, trackdir);
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@@ -128,6 +139,12 @@ public:
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/* we have reached the vehicle's destination - segment should end here to avoid target skipping */
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if (Yapf().PfDetectDestinationTile(tile, trackdir)) break;
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/* Finish if we already exceeded the maximum path cost (i.e. when
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* searching for the nearest depot). */
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if (m_max_cost > 0 && (parent_cost + segment_cost) > m_max_cost) {
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return false;
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}
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/* stop if we have just entered the depot */
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if (IsRoadDepotTile(tile) && trackdir == DiagDirToDiagTrackdir(ReverseDiagDir(GetRoadDepotDirection(tile)))) {
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/* next time we will reverse and leave the depot */
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@@ -172,7 +189,6 @@ public:
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n.m_segment_last_td = trackdir;
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/* save also tile cost */
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int parent_cost = (n.m_parent != NULL) ? n.m_parent->m_cost : 0;
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n.m_cost = parent_cost + segment_cost;
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return true;
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}
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@@ -453,15 +469,12 @@ public:
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* @param tile Tile of the vehicle.
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* @param td Trackdir of the vehicle.
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* @param max_distance max length (penalty) for paths.
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* @todo max_distance not used by YAPF for road vehicles.
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* It can be removed or copy the SetMaxCost() strategy
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* applied in YAPF for rail. The best depot can be at
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* a distance greater than max_distance.
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*/
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inline FindDepotData FindNearestDepot(const RoadVehicle *v, TileIndex tile, Trackdir td, int max_distance)
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{
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/* Set origin. */
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Yapf().SetOrigin(tile, TrackdirToTrackdirBits(td));
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Yapf().SetMaxCost(max_distance);
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/* Find the best path and return if no depot is found. */
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if (!Yapf().FindPath(v)) return FindDepotData();
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