(svn r14401) -Fix (r11724): Don't check articulated parts or rear multihead parts for callback 1D when moving a chain of wagons.

This commit is contained in:
peter1138 2008-09-26 06:52:06 +00:00
parent e4242c8735
commit 37931fb2c6
1 changed files with 27 additions and 24 deletions

View File

@ -1165,36 +1165,39 @@ CommandCost CmdMoveRailVehicle(TileIndex tile, uint32 flags, uint32 p1, uint32 p
Vehicle *src_previous = src->Previous();
while (next_to_attach != NULL) {
/* Back up and clear the first_engine data to avoid using wagon override group */
EngineID first_engine = next_to_attach->u.rail.first_engine;
next_to_attach->u.rail.first_engine = INVALID_ENGINE;
/* Don't check callback for articulated or rear dual headed parts */
if (!IsArticulatedPart(next_to_attach) && !IsRearDualheaded(next_to_attach)) {
/* Back up and clear the first_engine data to avoid using wagon override group */
EngineID first_engine = next_to_attach->u.rail.first_engine;
next_to_attach->u.rail.first_engine = INVALID_ENGINE;
uint16 callback = GetVehicleCallbackParent(CBID_TRAIN_ALLOW_WAGON_ATTACH, 0, 0, dst_head->engine_type, next_to_attach, dst_head);
uint16 callback = GetVehicleCallbackParent(CBID_TRAIN_ALLOW_WAGON_ATTACH, 0, 0, dst_head->engine_type, next_to_attach, dst_head);
/* Restore original first_engine data */
next_to_attach->u.rail.first_engine = first_engine;
/* Restore original first_engine data */
next_to_attach->u.rail.first_engine = first_engine;
if (callback != CALLBACK_FAILED) {
StringID error = STR_NULL;
if (callback != CALLBACK_FAILED) {
StringID error = STR_NULL;
if (callback == 0xFD) error = STR_INCOMPATIBLE_RAIL_TYPES;
if (callback < 0xFD) error = GetGRFStringID(GetEngineGRFID(dst_head->engine_type), 0xD000 + callback);
if (callback == 0xFD) error = STR_INCOMPATIBLE_RAIL_TYPES;
if (callback < 0xFD) error = GetGRFStringID(GetEngineGRFID(dst_head->engine_type), 0xD000 + callback);
if (error != STR_NULL) {
/*
* The attaching is not allowed. In this case 'next_to_attach'
* can contain some vehicles of the 'source' and the destination
* train can have some too. We 'just' add the to-be added wagons
* to the chain and then split it where it was previously
* separated, i.e. the tail of the original destination train.
* Furthermore the 'previous' link of the original source vehicle needs
* to be restored, otherwise the train goes missing in the depot.
*/
dst_tail->SetNext(next_to_attach);
orig_tail->SetNext(NULL);
if (src_previous != NULL) src_previous->SetNext(src);
if (error != STR_NULL) {
/*
* The attaching is not allowed. In this case 'next_to_attach'
* can contain some vehicles of the 'source' and the destination
* train can have some too. We 'just' add the to-be added wagons
* to the chain and then split it where it was previously
* separated, i.e. the tail of the original destination train.
* Furthermore the 'previous' link of the original source vehicle needs
* to be restored, otherwise the train goes missing in the depot.
*/
dst_tail->SetNext(next_to_attach);
orig_tail->SetNext(NULL);
if (src_previous != NULL) src_previous->SetNext(src);
return_cmd_error(error);
return_cmd_error(error);
}
}
}