(svn r3144) -Fix: a new train is now made if the front unit is an engine and the former front engine is moved away (Meush)

This commit is contained in:
bjarni 2005-11-06 01:15:10 +00:00
parent 6afe6a21ed
commit a3c06f20fa

View File

@ -953,6 +953,9 @@ int32 CmdMoveRailVehicle(int x, int y, uint32 flags, uint32 p1, uint32 p2)
/* do it? */
if (flags & DC_EXEC) {
Vehicle *new_front = GetNextVehicle(src); //used if next in line should make a train on it's own
bool make_new_front = src->subtype == TS_Front_Engine;
if (HASBIT(p2, 0)) {
// unlink ALL wagons
if (src != src_head) {
@ -1004,6 +1007,15 @@ int32 CmdMoveRailVehicle(int x, int y, uint32 flags, uint32 p1, uint32 p2)
dst->next = src;
}
/* If there is an engine behind first_engine we moved away, it should become new first_engine
* To do this, CmdMoveRailVehicle must be called once more
* since we set p2 to a condition that makes the statement false, we can't loop forever with this one */
if (make_new_front && new_front != NULL && !(HASBIT(p2, 0))) {
if (!(RailVehInfo(new_front->engine_type)->flags & RVI_WAGON)) {
CmdMoveRailVehicle(x, y, flags, new_front->index | (INVALID_VEHICLE << 16), 1);
}
}
if (src_head) {
TrainConsistChanged(src_head);
if (src_head->subtype == TS_Front_Engine) {