(svn r2541) -Feature: Modified IsCompatibleRail so that an engine can move on more

than one railtype (like Diesel engines on electrified rail).
-Codechange: Use IsCompatibleRail where it should be used
This commit is contained in:
celestar 2005-07-10 01:25:17 +00:00
parent 5286a014ec
commit b45eee3157
3 changed files with 11 additions and 4 deletions

8
rail.h
View File

@ -505,7 +505,13 @@ static inline TransportType GetCrossingTransportType(TileIndex tile, Track track
*/
static inline bool IsCompatibleRail(RailType enginetype, RailType tiletype)
{
return enginetype == tiletype;
static const bool EquivRailTypes[RAILTYPE_END][RAILTYPE_END] = {
{ true, false, false },
{ false, true, false },
{ false, false, true },
};
return EquivRailTypes[enginetype][tiletype];
}
#endif // RAIL_H

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@ -2542,7 +2542,8 @@ static bool CheckCompatibleRail(const Vehicle *v, TileIndex tile)
return
IsTileOwner(tile, v->owner) &&
(v->subtype != TS_Front_Engine || (_map3_lo[tile] & 0xF) == v->u.rail.railtype);
(v->subtype != TS_Front_Engine ||
IsCompatibleRail(v->u.rail.railtype, GetRailType(tile)));
}
typedef struct {

View File

@ -160,7 +160,7 @@ static void engine_drawing_loop(int *x, int *y, int *pos, int *sel,
const Engine *e = GetEngine(i);
const RailVehicleInfo *rvi = RailVehInfo(i);
if (e->railtype != railtype || !(rvi->flags & RVI_WAGON) != is_engine ||
if (!IsCompatibleRail(railtype, e->railtype) || !(rvi->flags & RVI_WAGON) != is_engine ||
!HASBIT(e->player_avail, _local_player))
continue;
@ -192,7 +192,7 @@ static void NewRailVehicleWndProc(Window *w, WindowEvent *e)
for (i = 0; i < NUM_TRAIN_ENGINES; i++) {
const Engine *e = GetEngine(i);
if (e->railtype == railtype
if (IsCompatibleRail(railtype, e->railtype)
&& HASBIT(e->player_avail, _local_player))
count++;
}