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Preserve custom bridge head road data when upgrading bridges.

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Based on commit 301925f948c9b36966c9c668e1476c2485425338
This commit is contained in:
Jonathan G Rennison
2018-04-25 18:51:15 +01:00
parent 78cce81bac
commit ff6a3ed234
2 changed files with 15 additions and 11 deletions
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17
src/tunnelbridge_cmd.cpp
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@@ -327,6 +327,7 @@ CommandCost CmdBuildBridge(TileIndex end_tile, DoCommandFlag flags, uint32 p1, u
CommandCost cost(EXPENSES_CONSTRUCTION);
Owner owner;
bool is_new_owner;
bool is_upgrade = false;
if (IsBridgeTile(tile_start) && IsBridgeTile(tile_end) &&
GetOtherBridgeEnd(tile_start) == tile_end &&
GetTunnelBridgeTransportType(tile_start) == transport_type) {
@@ -381,6 +382,8 @@ CommandCost CmdBuildBridge(TileIndex end_tile, DoCommandFlag flags, uint32 p1, u
default: break;
}
is_upgrade = true;
} else {
/* Build a new bridge. */
@@ -507,18 +510,12 @@ CommandCost CmdBuildBridge(TileIndex end_tile, DoCommandFlag flags, uint32 p1, u
if (HasBit(prev_roadtypes, ROADTYPE_ROAD) && GetRoadOwner(tile_start, ROADTYPE_ROAD) == OWNER_NONE) ClrBit(prev_roadtypes, ROADTYPE_ROAD);
if (HasBit(prev_roadtypes, ROADTYPE_TRAM) && GetRoadOwner(tile_start, ROADTYPE_TRAM) == OWNER_NONE) ClrBit(prev_roadtypes, ROADTYPE_TRAM);
}
if (c != NULL) {
/* Add all new road types to the company infrastructure counter. */
RoadType new_rt;
FOR_EACH_SET_ROADTYPE(new_rt, roadtypes ^ prev_roadtypes) {
/* A full diagonal road tile has two road bits. */
c->infrastructure.road[new_rt] += (bridge_len + 2) * 2 * TUNNELBRIDGE_TRACKBIT_FACTOR;
}
}
if (is_upgrade) SubtractRoadTunnelBridgeInfrastructure(tile_start, tile_end);
Owner owner_road = HasBit(prev_roadtypes, ROADTYPE_ROAD) ? GetRoadOwner(tile_start, ROADTYPE_ROAD) : company;
Owner owner_tram = HasBit(prev_roadtypes, ROADTYPE_TRAM) ? GetRoadOwner(tile_start, ROADTYPE_TRAM) : company;
MakeRoadBridgeRamp(tile_start, owner, owner_road, owner_tram, bridge_type, dir, roadtypes);
MakeRoadBridgeRamp(tile_end, owner, owner_road, owner_tram, bridge_type, ReverseDiagDir(dir), roadtypes);
MakeRoadBridgeRamp(tile_start, owner, owner_road, owner_tram, bridge_type, dir, roadtypes, is_upgrade);
MakeRoadBridgeRamp(tile_end, owner, owner_road, owner_tram, bridge_type, ReverseDiagDir(dir), roadtypes, is_upgrade);
AddRoadTunnelBridgeInfrastructure(tile_start, tile_end);
break;
}