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Ensure bridge road types match when joining two previous separate ends

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This commit is contained in:
Jonathan G Rennison
2019-07-11 22:34:31 +01:00
parent 7555cf2965
commit a200fcf4e9
1 changed files with 28 additions and 2 deletions
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30
src/road_cmd.cpp
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@@ -928,6 +928,21 @@ CommandCost CmdBuildRoad(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32
RoadBits added_pieces = (existing | pieces) & ~existing;
uint added_pieces_count = CountBits(added_pieces);
RoadType existing_rt = GetRoadType(tile, rtt);
if (existing_rt != INVALID_ROADTYPE && existing_rt != rt) {
if (HasPowerOnRoad(rt, existing_rt)) {
rt = existing_rt;
} else if (HasPowerOnRoad(existing_rt, rt)) {
cost.AddCost(CountBits(existing) * RoadConvertCost(existing_rt, rt));
if (existing & entrance_piece) {
cost.AddCost((CountBits(GetCustomBridgeHeadRoadBits(other_end, rtt)) + (GetTunnelBridgeLength(tile, other_end) * 2)) * RoadConvertCost(existing_rt, rt));
}
} else {
return CMD_ERROR;
}
}
RoadBits other_end_added_pieces = ROAD_NONE;
RoadBits other_end_existing = ROAD_NONE;
@@ -947,6 +962,15 @@ CommandCost CmdBuildRoad(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32
*/
other_end_added_pieces = axial_pieces;
added_pieces_count++;
} else {
RoadType other_end_rt = GetRoadType(other_end, rtt);
if (other_end_rt != rt) {
if (HasPowerOnRoad(other_end_rt, rt)) {
cost.AddCost(CountBits(other_end_existing) * RoadConvertCost(other_end_rt, rt));
} else {
return CMD_ERROR;
}
}
}
}
@@ -955,17 +979,19 @@ CommandCost CmdBuildRoad(TileIndex tile, DoCommandFlag flags, uint32 p1, uint32
if (flags & DC_EXEC) {
SubtractRoadTunnelBridgeInfrastructure(tile, other_end);
SetRoadType(tile, rtt, rt);
if (!existing) {
SetRoadType(tile, rtt, rt);
SetRoadOwner(tile, rtt, company);
}
SetCustomBridgeHeadRoadBits(tile, rtt, existing | pieces);
if (other_end_added_pieces) {
SetRoadType(other_end, rtt, rt);
if (!other_end_existing) {
SetRoadType(other_end, rtt, rt);
SetRoadOwner(other_end, rtt, company);
}
SetCustomBridgeHeadRoadBits(other_end, rtt, other_end_existing | other_end_added_pieces);
} else if (existing & entrance_piece) {
SetRoadType(other_end, rtt, rt);
}
MarkBridgeDirty(tile);