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Add setting to control RV re-routing on road layout change

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Default to road removal only
This is due to poor performance with many RVs when town growth is
continually adding to the road layout
This commit is contained in:
Jonathan G Rennison
2020-07-02 17:47:26 +01:00
parent 903b0fdd39
commit d5ada6a14b
8 changed files with 66 additions and 26 deletions
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11
src/road_func.h
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@@ -14,6 +14,7 @@
#include "road.h"
#include "economy_func.h"
#include "transparency.h"
#include "settings_type.h"
/**
* Whether the given roadtype is valid.
@@ -160,11 +161,21 @@ void UpdateCompanyRoadInfrastructure(RoadType rt, Owner o, int count);
struct TileInfo;
void DrawRoadOverlays(const TileInfo *ti, PaletteID pal, const RoadTypeInfo *road_rti, const RoadTypeInfo *tram_rit, uint road_offset, uint tram_offset);
inline bool RoadLayoutChangeNotificationEnabled(bool added)
{
return _settings_game.pf.reroute_rv_on_layout_change >= (added ? 2 : 1);
}
inline void NotifyRoadLayoutChanged()
{
_road_layout_change_counter++;
}
inline void NotifyRoadLayoutChanged(bool added)
{
if (RoadLayoutChangeNotificationEnabled(added)) NotifyRoadLayoutChanged();
}
void NotifyRoadLayoutChangedIfTileNonLeaf(TileIndex tile, RoadTramType rtt, RoadBits present_bits);
void NotifyRoadLayoutChangedIfSimpleTunnelBridgeNonLeaf(TileIndex start, TileIndex end, DiagDirection start_dir, RoadTramType rtt);