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-rw-r--r--train_cmd.c61
1 files changed, 33 insertions, 28 deletions
diff --git a/train_cmd.c b/train_cmd.c
index 3a5300adc..582aa0530 100644
--- a/train_cmd.c
+++ b/train_cmd.c
@@ -25,7 +25,6 @@
#include "waypoint.h"
#include "vehicle_gui.h"
#include "train.h"
-#include "bridge.h"
#include "newgrf_callbacks.h"
#include "newgrf_engine.h"
#include "newgrf_text.h"
@@ -92,7 +91,10 @@ void TrainPowerChanged(Vehicle* v)
/* Power is not added for articulated parts */
if (IsArticulatedPart(u)) continue;
- if (IsLevelCrossingTile(u->tile)) {
+ 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 (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 {
@@ -1525,14 +1527,13 @@ static void ReverseTrainSwapVeh(Vehicle *v, int l, int r)
UpdateVarsAfterSwap(a);
UpdateVarsAfterSwap(b);
- /* call the proper EnterTile function unless we are in a wormhole */
- if (!(a->u.rail.track & 0x40)) VehicleEnterTile(a, a->tile, a->x_pos, a->y_pos);
- if (!(b->u.rail.track & 0x40)) VehicleEnterTile(b, b->tile, b->x_pos, b->y_pos);
+ VehicleEnterTile(a, a->tile, a->x_pos, a->y_pos);
+ VehicleEnterTile(b, b->tile, b->x_pos, b->y_pos);
} else {
if (!(a->u.rail.track & 0x80)) a->direction = ReverseDir(a->direction);
UpdateVarsAfterSwap(a);
- if (!(a->u.rail.track & 0x40)) VehicleEnterTile(a, a->tile, a->x_pos, a->y_pos);
+ VehicleEnterTile(a, a->tile, a->x_pos, a->y_pos);
}
/* Update train's power incase tiles were different rail type */
@@ -1850,6 +1851,8 @@ static TrainFindDepotData FindClosestTrainDepot(Vehicle *v, int max_distance)
return tfdd;
}
+ if (v->u.rail.track == 0x40) tile = GetVehicleOutOfTunnelTile(v);
+
if (_patches.yapf.rail_use_yapf) {
bool found = YapfFindNearestRailDepotTwoWay(v, max_distance, NPF_INFINITE_PENALTY, &tfdd.tile, &tfdd.reverse);
tfdd.best_length = found ? max_distance / 2 : -1; // some fake distance or NOT_FOUND
@@ -2567,7 +2570,9 @@ static byte AfterSetTrainPos(Vehicle *v, bool new_tile)
byte new_z, old_z;
// need this hint so it returns the right z coordinate on bridges.
+ _get_z_hint = v->z_pos;
new_z = GetSlopeZ(v->x_pos, v->y_pos);
+ _get_z_hint = 0;
old_z = v->z_pos;
v->z_pos = new_z;
@@ -2643,6 +2648,13 @@ static bool CheckCompatibleRail(const Vehicle *v, TileIndex tile)
// normal tracks, jump to owner check
break;
+ case MP_TUNNELBRIDGE:
+ if (IsBridge(tile) && IsBridgeMiddle(tile)) {
+ // is train going over the bridge?
+ if (v->z_pos > GetTileMaxZ(tile)) return true;
+ }
+ break;
+
case MP_STREET:
// tracks over roads, do owner check of tracks
return
@@ -2983,16 +2995,15 @@ static void TrainController(Vehicle *v)
v->direction = chosen_dir;
}
} else {
- /* in tunnel on on a bridge */
+ /* in tunnel */
GetNewVehiclePos(v, &gp);
- SetSpeedLimitOnBridge(v);
-
- if (!(IsTunnelTile(gp.new_tile) || IsBridgeTile(gp.new_tile)) || !(VehicleEnterTile(v, gp.new_tile, gp.x, gp.y) & 0x4)) {
+ // Check if to exit the tunnel...
+ if (!IsTunnelTile(gp.new_tile) ||
+ !(VehicleEnterTile(v, gp.new_tile, gp.x, gp.y)&0x4) ) {
v->x_pos = gp.x;
v->y_pos = gp.y;
VehiclePositionChanged(v);
- if (!(v->vehstatus & VS_HIDDEN)) EndVehicleMove(v);
continue;
}
}
@@ -3089,7 +3100,7 @@ static void DeleteLastWagon(Vehicle *v)
* others are on it */
DisableTrainCrossing(v->tile);
- if ( (v->u.rail.track == 0x40 && v->vehstatus & VS_HIDDEN) ) { // inside a tunnel
+ if (v->u.rail.track == 0x40) { // inside a tunnel
TileIndex endtile = CheckTunnelBusy(v->tile, NULL);
if (endtile == INVALID_TILE) return; // tunnel is busy (error returned)
@@ -3120,16 +3131,15 @@ static void ChangeTrainDirRandomly(Vehicle *v)
};
do {
- /* We don't need to twist around vehicles if they're not visible */
- if (!(v->vehstatus & VS_HIDDEN)) {
+ //I need to buffer the train direction
+ if (!(v->u.rail.track & 0x40)) {
v->direction = ChangeDir(v->direction, delta[GB(Random(), 0, 2)]);
+ }
+ if (!(v->vehstatus & VS_HIDDEN)) {
BeginVehicleMove(v);
UpdateTrainDeltaXY(v, v->direction);
v->cur_image = GetTrainImage(v, v->direction);
- /* Refrain from updating the z position of the vehicle when on
- a bridge, because AfterSetTrainPos will put the vehicle under
- the bridge in that case */
- if (!(v->u.rail.track & 0x40)) AfterSetTrainPos(v, false);
+ AfterSetTrainPos(v, false);
}
} while ((v = v->next) != NULL);
}
@@ -3140,7 +3150,7 @@ static void HandleCrashedTrain(Vehicle *v)
uint32 r;
Vehicle *u;
- if (state == 4 && !(v->u.rail.track & VS_HIDDEN)) {
+ if (state == 4 && v->u.rail.track != 0x40) {
CreateEffectVehicleRel(v, 4, 4, 8, EV_EXPLOSION_LARGE);
}
@@ -3227,15 +3237,10 @@ static bool TrainCheckIfLineEnds(Vehicle *v)
tile = v->tile;
- if (IsTileType(tile, MP_TUNNELBRIDGE)) {
- DiagDirection dir;
-
- if (IsTunnel(tile)) {
- dir = GetTunnelDirection(tile);
- } else {
- dir = GetBridgeRampDirection(tile);
- }
- if (DiagDirToDir(dir) == v->direction) return true;
+ // tunnel entrance?
+ if (IsTunnelTile(tile) &&
+ DiagDirToDir(GetTunnelDirection(tile)) == v->direction) {
+ return true;
}
// depot?