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Fix Tunnel/bridge signal add/remove costs

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Costs now reflect number of signals, not tunnel/bridge length

See: #458
This commit is contained in:
Jonathan G Rennison
2022-12-04 21:10:31 +00:00
parent 9ada7380ef
commit df86c5cadb
1 changed files with 15 additions and 6 deletions
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21
src/rail_cmd.cpp
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@@ -1518,6 +1518,17 @@ CommandCost CmdBuildSingleSignal(TileIndex tile, DoCommandFlag flags, uint32 p1,
signal_spacing = Clamp<int>(signal_spacing, 1, 16);
TileIndex tile_exit = GetOtherTunnelBridgeEnd(tile);
auto get_one_way_signal_count = [&]() -> uint {
uint spacing;
if (IsTunnelBridgeWithSignalSimulation(tile)) {
spacing = GetTunnelBridgeSignalSimulationSpacing(tile);
} else {
spacing = GetBestTunnelBridgeSignalSimulationSpacing(tile, tile_exit, signal_spacing);
}
return 2 + (GetTunnelBridgeLength(tile, tile_exit) / spacing);
};
if (TracksOverlap(GetTunnelBridgeTrackBits(tile)) || TracksOverlap(GetTunnelBridgeTrackBits(tile_exit))) return_cmd_error(STR_ERROR_NO_SUITABLE_RAILROAD_TRACK);
bool bidirectional = HasBit(p1, 18) && (sigtype == SIGTYPE_PBS);
cost = CommandCost();
@@ -1531,7 +1542,7 @@ CommandCost CmdBuildSingleSignal(TileIndex tile, DoCommandFlag flags, uint32 p1,
if (!IsTunnelBridgeWithSignalSimulation(tile)) { // toggle signal zero costs.
if (convert_signal) return_cmd_error(STR_ERROR_THERE_ARE_NO_SIGNALS);
if (!(p2_signal_in && p2_signal_out)) {
cost = CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_SIGNALS] * ((GetTunnelBridgeLength(tile, tile_exit) + 4) >> 2) * (bidirectional ? 2 : 1)); // minimal 1
cost = CommandCost(EXPENSES_CONSTRUCTION, _price[PR_BUILD_SIGNALS] * get_one_way_signal_count() * (bidirectional ? 2 : 1)); // minimal 1
if (HasBit(_signal_style_masks.no_tunnel_bridge, signal_style)) return_cmd_error(STR_ERROR_UNSUITABLE_SIGNAL_TYPE);
if (!is_style_usable(sigvar, signal_style, bidirectional ? 0x11 : (is_pbs ? 0x21 : 0x1))) return_cmd_error(STR_ERROR_UNSUITABLE_SIGNAL_TYPE);
}
@@ -1566,9 +1577,9 @@ CommandCost CmdBuildSingleSignal(TileIndex tile, DoCommandFlag flags, uint32 p1,
}
if (flip_variant || change_style) {
cost = CommandCost(EXPENSES_CONSTRUCTION, ((_price[PR_BUILD_SIGNALS] * (will_be_bidi ? 2 : 1)) + (_price[PR_CLEAR_SIGNALS] * (is_bidi ? 2 : 1))) *
((GetTunnelBridgeLength(tile, tile_exit) + 4) >> 2)); // minimal 1
get_one_way_signal_count());
} else if (is_bidi != will_be_bidi) {
cost = CommandCost(EXPENSES_CONSTRUCTION, _price[will_be_bidi ? PR_BUILD_SIGNALS : PR_CLEAR_SIGNALS] * ((GetTunnelBridgeLength(tile, tile_exit) + 4) >> 2)); // minimal 1
cost = CommandCost(EXPENSES_CONSTRUCTION, _price[will_be_bidi ? PR_BUILD_SIGNALS : PR_CLEAR_SIGNALS] * get_one_way_signal_count());
}
if (!is_style_usable(will_be_semaphore ? SIG_SEMAPHORE : SIG_ELECTRIC, will_be_style, will_be_bidi ? 0x11 : (will_be_pbs ? 0x21 : 0x1))) return_cmd_error(STR_ERROR_UNSUITABLE_SIGNAL_TYPE);
}
@@ -2173,9 +2184,7 @@ CommandCost CmdRemoveSingleSignal(TileIndex tile, DoCommandFlag flags, uint32 p1
CommandCost ret = TunnelBridgeIsFree(tile, end, nullptr, true);
if (ret.Failed()) return ret;
cost *= ((GetTunnelBridgeLength(tile, end) + 4) >> 2);
if (IsTunnelBridgeSignalSimulationBidirectional(tile)) cost *= 2;
cost *= GetTunnelBridgeSignalSimulationSignalCount(tile, end);
} else {
if (!ValParamTrackOrientation(track) || !IsPlainRailTile(tile) || !HasTrack(tile, track)) {
return_cmd_error(STR_ERROR_THERE_IS_NO_RAILROAD_TRACK);