Added support for patrol routes with jumpgates.

2 files changed, 72 insertions, 18 deletions

diff --git a/src/game/base/patrol.cc b/src/game/base/patrol.cc
index c612d49..850efb9 100644
--- a/src/game/base/patrol.cc
+++ b/src/game/base/patrol.cc
@@ -122,7 +122,7 @@ void Patrol::validate()
 		
 		core::Zone *targetzone = 0;
 
-		size_t pos = waypoint->target_label().find(':');		
+		size_t pos = waypoint->target_label().find(':');
 		if ((pos == std::string::npos) || (pos < 1) || (pos >= (waypoint->target_label().size() - 1))) {
 			targetzone = zone();
 			
@@ -132,7 +132,8 @@ void Patrol::validate()
 			zonelabel.assign(waypoint->target_label().substr(0, pos));
 			entitylabel.assign(waypoint->target_label().substr(pos + 1, waypoint->target_label().size() - pos));
 		
-			core::Zone::find(zonelabel);
+			targetzone = core::Zone::find(zonelabel);
+			
 			if (!targetzone) {
 				con_warn << "  Patrol '" << label() << "' waypoint " << waypoint_counter << " has invalid target zone '" << zonelabel << "'\n";
 				break;
@@ -246,6 +247,22 @@ void Patrol::set_leader()
 	}
 }
 
+// return true is any of the zones of any waypoint in this patrol has players in it 
+bool Patrol::route_alive() const
+{
+	if (zone()->keepalive_run()) {
+		return true;
+	}
+	
+	for (WayPoints::const_iterator it = patrol_waypoints.begin(); it != patrol_waypoints.end(); ++it) {
+		if ((*it)->target()->zone()->keepalive_run()) {
+			return true;
+		}
+	}
+	
+	return false;
+}
+
 void Patrol::frame(const unsigned long elapsed)
 {
 	if (patrol_waypoints.size() < 2) {
@@ -253,13 +270,11 @@ void Patrol::frame(const unsigned long elapsed)
 	}
 	
 	if (patrol_members.size() == 0) {
-		if (zone()->keepalive_run()) {
-			// there are no members, verify if the spawn zone has players in it and create a new patrol
-			
-			if (patrol_waypoint_current == patrol_waypoints.end()) {
-				patrol_waypoint_current = patrol_waypoints.begin();
-			}
-			
+		// there are no members, verify if the spawn zone has players in it and create a new patrol
+		if (patrol_waypoint_current == patrol_waypoints.end() || !(*patrol_waypoint_current)->dock()) {
+			patrol_waypoint_current = patrol_waypoints.begin();
+		}		
+		if (route_alive()) {
 			core::Entity *spawn = waypoint()->target();
 				
 			if (spawn->has_flag(core::Entity::Dockable)) {
@@ -325,8 +340,7 @@ void Patrol::frame(const unsigned long elapsed)
 			
 			if (patrol_leader->dock() == waypoint()->target()) {
 				
-				if (zone()->keepalive_run()) {
-					
+				if (route_alive()) {
 					// verify everyone in the patrol is docked
 					bool group_docked = true;
 					for (Members::iterator it = patrol_members.begin(); it != patrol_members.end(); ++it) {
@@ -401,8 +415,6 @@ void Patrol::frame(const unsigned long elapsed)
 					
 		} else if ((patrol_leader->state() == core::Entity::Normal) || (patrol_leader->state() == core::Entity::ImpulseInitiate) || (patrol_leader->state() == core::Entity::Impulse)) {
 			
-//			patrol_launch_timeout = 0;
-			
 			if (waypoint()->target()->zone() == patrol_leader->zone()) {
 				
 				patrol_leader->set_autopilot_target(waypoint()->target());
@@ -418,11 +430,13 @@ void Patrol::frame(const unsigned long elapsed)
 					
 					if ( math::distance(patrol_leader->location(), waypoint()->target()->location()) < PLANET_SAFE_DISTANCE + patrol_leader->radius() + waypoint()->target()->radius() ) {
 						
-						// check if other group memebers are near
+						// check if other patrol memebers are near
 						bool group_present = true;
 						for (Members::iterator it = patrol_members.begin(); it != patrol_members.end(); ++it) {
-							if ( math::distance(patrol_leader->location(), (*it)->location()) > 4.0f *  (patrol_leader->radius() + (*it)->radius()) ) {
+							if ((*it)->zone() != patrol_leader->zone()) {
 								group_present = false;
+							} else if ( math::distance(patrol_leader->location(), (*it)->location()) > 4.0f *  (patrol_leader->radius() + (*it)->radius()) ) {
+									group_present = false;
 							}
 						}
 						
@@ -438,11 +452,49 @@ void Patrol::frame(const unsigned long elapsed)
 						}
 					}
 				}
-				
 			} else {
-				patrol_leader->set_autopilot_target(0);
-			}
+				// current waypoint is in different zone
+				
+				// check if a jumpgate got use here
+				JumpGate *jumpgate = (waypoint()->target()->moduletype() == jumpgate_enttype ? static_cast<JumpGate *>(waypoint()->target()) : 0 );
+				if (jumpgate && jumpgate->target()->zone() == patrol_leader->zone()) {
+					
+					// check if other patrol memebers are near
+					bool group_present = true;
+					for (Members::iterator it = patrol_members.begin(); it != patrol_members.end(); ++it) {
+						if ((*it)->zone() != patrol_leader->zone()) {
+							group_present = false;
+						} else if ( math::distance(patrol_leader->location(), (*it)->location()) > 4.0f *  (patrol_leader->radius() + (*it)->radius()) ) {
+							group_present = false;
+						}
+					}
+					
+					// next waypoint
+					if (group_present) {
+						patrol_waypoint_current++;
+						if (patrol_waypoint_current == patrol_waypoints.end()) {
+							patrol_waypoint_current = patrol_waypoints.begin();
+						}
+						patrol_leader->set_autopilot_target(waypoint()->target());
+					} else {
+						// cruise away from the jumpgate until patrol memebers arrive
+						patrol_leader->set_autopilot_target(jumpgate->target());
+						patrol_leader->unset_autopilot_flag(Ship::AutoPilotEnabled);
+						patrol_leader->set_target_thrust(0.25f);
+					}
+					
+				} else {
+					// we're lost: delete patrol
+					for (Members::iterator it = patrol_members.begin(); it != patrol_members.end(); ++it) {
+						(*it)->die();
+						
+					}
+				}
+				
+			} 
 		
+		} else {
+			patrol_leader->set_autopilot_target(0);
 		}
 	
 	}
diff --git a/src/game/base/patrol.h b/src/game/base/patrol.h
index 4c612fe..0e03234 100644
--- a/src/game/base/patrol.h
+++ b/src/game/base/patrol.h
@@ -118,6 +118,8 @@ public:
 private:
 	void set_leader();
 	
+	bool route_alive() const;
+	
 	WayPoints		patrol_waypoints;
 	
 	WayPoints::iterator	patrol_waypoint_current;