(svn r4435) - Fix: an assertion triggered when trying to remove a bridge with the remove-tool (r4348 surfaced this). In CmdRemoveRoad tiletype was not checked for ownership. Intorudce IsLevelCrossingTile() which checks if a tile is a crossing without knowing the type. Suggested by peter1138 and Tron.

This commit is contained in:
Darkvater 2006-04-15 20:07:42 +00:00
parent f69fcf400e
commit d63fad7a7b
4 changed files with 11 additions and 11 deletions

View File

@ -47,11 +47,8 @@ static bool CheckAllowRemoveRoad(TileIndex tile, RoadBits remove, bool* edge_roa
// Only do the special processing for actual players.
if (_current_player >= MAX_PLAYERS) return true;
if (IsTileType(tile, MP_STREET) && IsLevelCrossing(tile)) {
owner = GetCrossingRoadOwner(tile);
} else {
owner = GetTileOwner(tile);
}
owner = IsLevelCrossingTile(tile) ? GetCrossingRoadOwner(tile) : GetTileOwner(tile);
// Only do the special processing if the road is owned
// by a town
if (owner != OWNER_TOWN) {
@ -112,7 +109,7 @@ int32 CmdRemoveRoad(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
if (!IsTileType(tile, MP_STREET) && !IsTileType(tile, MP_TUNNELBRIDGE)) return CMD_ERROR;
owner = IsLevelCrossing(tile) ? GetCrossingRoadOwner(tile) : GetTileOwner(tile);
owner = IsLevelCrossingTile(tile) ? GetCrossingRoadOwner(tile) : GetTileOwner(tile);
if (owner == OWNER_TOWN && _game_mode != GM_EDITOR) {
if (IsTileType(tile, MP_TUNNELBRIDGE)) { // index of town is not saved for bridge (no space)

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@ -26,6 +26,10 @@ static inline bool IsLevelCrossing(TileIndex t)
return GetRoadType(t) == ROAD_CROSSING;
}
static inline bool IsLevelCrossingTile(TileIndex t)
{
return IsTileType(t, MP_STREET) && IsLevelCrossing(t);
}
static inline RoadBits GetRoadBits(TileIndex t)
{

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@ -568,7 +568,7 @@ static void RoadVehCheckTrainCrash(Vehicle *v)
tile = v->tile;
if (!IsTileType(tile, MP_STREET) || !IsLevelCrossing(tile)) return;
if (!IsLevelCrossingTile(tile)) return;
if (VehicleFromPos(tile, v, EnumCheckRoadVehCrashTrain) != NULL)
RoadVehCrash(v);

View File

@ -92,7 +92,7 @@ void TrainPowerChanged(Vehicle* v)
if (IsBridgeTile(u->tile) && IsBridgeMiddle(u->tile) && DiagDirToAxis(DirToDiagDir(u->direction)) == GetBridgeAxis(u->tile)) {
if (!HasPowerOnRail(u->u.rail.railtype, GetRailTypeOnBridge(u->tile))) engine_has_power = false;
if (!HasPowerOnRail(v->u.rail.railtype, GetRailTypeOnBridge(u->tile))) wagon_has_power = false;
} else if (IsTileType(u->tile, MP_STREET) && IsLevelCrossing(u->tile)) {
} else if (IsLevelCrossingTile(u->tile)) {
if (!HasPowerOnRail(u->u.rail.railtype, GetRailTypeCrossing(u->tile))) engine_has_power = false;
if (!HasPowerOnRail(v->u.rail.railtype, GetRailTypeCrossing(u->tile))) wagon_has_power = false;
} else {
@ -1529,8 +1529,7 @@ static void *TestTrainOnCrossing(Vehicle *v, void *data)
static void DisableTrainCrossing(TileIndex tile)
{
if (IsTileType(tile, MP_STREET) &&
IsLevelCrossing(tile) &&
if (IsLevelCrossingTile(tile) &&
VehicleFromPos(tile, &tile, TestTrainOnCrossing) == NULL && // empty?
IsCrossingBarred(tile)) {
UnbarCrossing(tile);
@ -3235,7 +3234,7 @@ static bool TrainCheckIfLineEnds(Vehicle *v)
}
if ((ts &= (ts >> 16)) == 0) {
// make a rail/road crossing red
if (IsTileType(tile, MP_STREET) && IsLevelCrossing(tile)) {
if (IsLevelCrossingTile(tile)) {
if (!IsCrossingBarred(tile)) {
BarCrossing(tile);
SndPlayVehicleFx(SND_0E_LEVEL_CROSSING, v);