cpp/openttd-patchpack/source Changeset - r18913:fd2dc944ef3a

Changeset - r18913:fd2dc944ef3a

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michi_cc - 13 years ago 2012-01-08 12:47:54
michi_cc@openttd.org

(svn r23773) -Change: [NewGRF] Update all cached train properties if a train vehicle enters a new railtype.

4 files changed with 5 insertions and 21 deletions:

src/rail_cmd.cpp

src/saveload/vehicle_sl.cpp

src/train.h

src/train_cmd.cpp

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src/rail_cmd.cpp

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@@ @@ -1655,13 +1655,13 @@ CommandCost CmdConvertRail(TileIndex til @@
+		}
+	}
 	if (flags & DC_EXEC) {
 		/* Railtype changed, update trains as when entering different track */
 		for (Train **v = affected_trains.Begin(); v != affected_trains.End(); v++) {
-			(*v)->RailtypeChanged();
+			(*v)->ConsistChanged(true);
+		}
+	}
 	delete iter;
 	return (cost.GetCost() == 0) ? error : cost;
+}

src/saveload/vehicle_sl.cpp

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@@ @@ -527,12 +527,15 @@ void FixupTrainLengths() @@
 						next->vehstatus &= ~VS_HIDDEN;
 						next->track = TrackToTrackBits(GetRailDepotTrack(next->tile));
 						for (int i = 0; i >= d; i--) TrainController(next, NULL);
+					}
+				}
+			}
 			/* Update all cached properties after moving the vehicle chain around. */
 			Train::From(v)->ConsistChanged(true);
+		}
+	}
+}
 static uint8  _cargo_days;
 static uint16 _cargo_source;

src/train.h

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@@ @@ -113,14 +113,12 @@ struct Train FINAL : public GroundVehicl @@
 	void ReserveTrackUnderConsist() const;
 	int GetCurveSpeedLimit() const;
 	void ConsistChanged(bool same_length);
 	void RailtypeChanged();
 	int UpdateSpeed();
 	void UpdateAcceleration();
 	int GetCurrentMaxSpeed() const;

src/train_cmd.cpp

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@@ @@ -110,26 +110,12 @@ void CheckTrainsLengths() @@
+			}
+		}
+	}
+}
 /**
  * Update visual effect, power and acceleration caches.
  * Called when a vehicle in the consist enters a different railtype.
  */
 void Train::RailtypeChanged()
+{
 	for (Train *u = this; u != NULL; u = u->Next()) {
 		/* The wagon-is-powered-state should not change, so the weight does not change. */
 		u->UpdateVisualEffect(false);
+	}
 	this->PowerChanged();
 	if (this->IsFrontEngine()) this->UpdateAcceleration();
+}
 /**
  * Recalculates the cached stuff of a train. Should be called each time a vehicle is added
  * to/removed from the chain, and when the game is loaded.
  * Note: this needs to be called too for 'wagon chains' (in the depot, without an engine)
  * @param same_length should length of vehicles stay the same?
  */
 void Train::ConsistChanged(bool same_length)
@@ @@ -1586,15 +1572,12 @@ void ReverseTrainSwapVeh(Train *v, int l @@
 		/* Swap GVF_GOINGUP_BIT/GVF_GOINGDOWN_BIT.
 		 * This is a little bit redundant way, a->gv_flags will
 		 * be (re)set twice, but it reduces code duplication */
 		SwapTrainFlags(&a->gv_flags, &a->gv_flags);
 		UpdateStatusAfterSwap(a);
+	}
 	/* Update power of the train in case tiles were different rail type. */
 	v->RailtypeChanged();
+}
 /**
  * Check if the vehicle is a train
  * @param v vehicle on tile
@@ @@ -3243,13 +3226,13 @@ bool TrainController(Train *v, Vehicle * @@
 					/* Clear any track reservation when the last vehicle leaves the tile */
 					if (v->Next() == NULL) ClearPathReservation(v, v->tile, v->GetVehicleTrackdir());
 					v->tile = gp.new_tile;
 					if (GetTileRailType(gp.new_tile) != GetTileRailType(gp.old_tile)) {
-						v->First()->RailtypeChanged();
+						v->First()->ConsistChanged(true);
+					}
 					v->track = chosen_track;
 					assert(v->track);
+				}

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