From 5b497d6b4963303ea77259c5c471ae06fb15c6ca Mon Sep 17 00:00:00 2001 From: frosch Date: Sat, 6 Jun 2009 14:46:50 +0000 Subject: (svn r16525) -Codechange: Notify small ufos on deletion of road vehicles, so they can head for somewhere else instead of stumbling over a ghost. --- src/disaster_cmd.cpp | 25 +++++++++++++++++++++---- 1 file changed, 21 insertions(+), 4 deletions(-) (limited to 'src/disaster_cmd.cpp') diff --git a/src/disaster_cmd.cpp b/src/disaster_cmd.cpp index 91208520b..a32ee6b80 100644 --- a/src/disaster_cmd.cpp +++ b/src/disaster_cmd.cpp @@ -314,10 +314,7 @@ static bool DisasterTick_Ufo(DisasterVehicle *v) } else { /* Target a vehicle */ Vehicle *u_tmp = Vehicle::Get(v->dest_tile); - if (u_tmp == NULL || u_tmp->type != VEH_ROAD || !IsRoadVehFront(u_tmp)) { - delete v; - return false; - } + assert(u_tmp != NULL && u_tmp->type == VEH_ROAD && IsRoadVehFront(u_tmp)); RoadVehicle *u = (RoadVehicle *)u_tmp; uint dist = Delta(v->x_pos, u->x_pos) + Delta(v->y_pos, u->y_pos); @@ -948,6 +945,26 @@ void ReleaseDisastersTargetingIndustry(IndustryID i) } } +/** Notify disasters that we are about to delete a vehicle. So make them head elsewhere. + * @param vehicle deleted vehicle + */ +void ReleaseDisastersTargetingVehicle(VehicleID vehicle) +{ + DisasterVehicle *v; + FOR_ALL_DISASTERVEHICLES(v) { + /* primary disaster vehicles that have chosen target */ + if (v->subtype == ST_SMALL_UFO) { + if (v->current_order.GetDestination() != 0 && v->dest_tile == vehicle) { + /* Revert to target-searching */ + v->current_order.SetDestination(0); + v->dest_tile = RandomTile(); + v->z_pos = 135; + v->age = 0; + } + } + } +} + void DisasterVehicle::UpdateDeltaXY(Direction direction) { this->x_offs = -1; -- cgit v1.2.3-54-g00ecf