fixed rescuing

git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/trunk/supertuxkart@2304 178a84e3-b1eb-0310-8ba1-8eac791a3b58

src/kart.cpp

@@ -833,29 +833,15 @@ void Kart::forceRescue()
  */
 void Kart::endRescue()
 {
-    RaceManager::getWorld()->moveKartAfterRescue(this);
-    
     m_rescue = false ;
 
     m_body->setLinearVelocity (btVector3(0.0f,0.0f,0.0f));
     m_body->setAngularVelocity(btVector3(0.0f,0.0f,0.0f));
-    // FIXME: This code positions the kart correctly back on the track
-    // (nearest waypoint) - but if the kart is simply upside down,
-    // it feels better if the kart is left where it was. Perhaps
-    // this code should only be used if a rescue was not triggered
-    // by the kart being upside down??
-    // FIXME - why is transform set twice?
-    /*
-    btTransform pos;
-    // A certain epsilon is added here to the Z coordinate (0.1), in case
-    // that the drivelines are somewhat under the track. Otherwise, the
-    // kart will be placed a little bit under the track, triggering
-    // a rescue, ...
-    pos.setOrigin(getXYZ()+btVector3(0, 0, 0.5f*getKartHeight()+0.1f));
-    m_body->setCenterOfMassTransform(pos);
-     */
+
+    // let the mode decide where to put the kart
+    RaceManager::getWorld()->moveKartAfterRescue(this, m_body);
+    
     RaceManager::getWorld()->getPhysics()->addKart(this, m_vehicle);
-    //setTrans(pos);
 }   // endRescue
 
 //-----------------------------------------------------------------------------

src/modes/follow_the_leader.cpp

@@ -132,4 +132,5 @@ KartIconDisplayInfo* FollowTheLeaderRace::getKartsDisplayInfo(const RaceGUI* cal
 {
     LinearWorld::getKartsDisplayInfo(caller);
     m_kart_display_info[0].special_title = _("Leader");
+    return m_kart_display_info;
 }

src/modes/linear_world.cpp

@@ -108,15 +108,15 @@ void LinearWorld::update(float delta)
         // Check if the kart is taking a shortcut (if it's not already doing one):
         if(!kart->isRescue() && RaceManager::getTrack()->isShortcut(prev_sector, kart_info.m_track_sector))
         {
-            forceRescue(kart, kart_info, /*is rescue*/ true);  // bring karts back to where they left the track.     
+            forceRescue(kart, kart_info, /*is shortcut*/ true);  // bring karts back to where they left the track.     
             if(kart->isPlayerKart())
             {
-                
                 RaceGUI* m=(RaceGUI*)menu_manager->getRaceMenu();
                 // Can happen if the option menu is called
                 if(m)
                     m->addMessage(_("Invalid short-cut!!"), kart, 2.0f, 60);
             }
+            return;
         }
         
         if (kart_info.m_track_sector == Track::UNKNOWN_SECTOR && !kart->isRescue())
@@ -413,7 +413,7 @@ void LinearWorld::forceRescue(Kart* kart, KartInfo& kart_info, bool shortcut)
     kart->forceRescue();
 }
 //-----------------------------------------------------------------------------
-void LinearWorld::moveKartAfterRescue(Kart* kart)
+void LinearWorld::moveKartAfterRescue(Kart* kart, btRigidBody* body)
 {
     KartInfo& info = m_kart_info[kart->getWorldKartId()];
     
@@ -423,6 +423,17 @@ void LinearWorld::moveKartAfterRescue(Kart* kart)
     btQuaternion heading(btVector3(0.0f, 0.0f, 1.0f), 
                          DEGREE_TO_RAD(RaceManager::getTrack()->m_angle[info.m_track_sector]) );
     kart->setRotation(heading);
+    
+    // A certain epsilon is added here to the Z coordinate (0.1), in case
+    // that the drivelines are somewhat under the track. Otherwise, the
+    // kart will be placed a little bit under the track, triggering
+    // a rescue, ...
+    btTransform pos;
+    pos.setOrigin(kart->getXYZ()+btVector3(0, 0, 0.5f*kart->getKartHeight()+0.1f));
+    pos.setRotation(btQuaternion(btVector3(0.0f, 0.0f, 1.0f),
+                    DEGREE_TO_RAD(RaceManager::getTrack()->m_angle[info.m_track_sector])));
+
+    body->setCenterOfMassTransform(pos);
 }
 //-----------------------------------------------------------------------------
 /** Find the position (rank) of 'kart'

src/modes/linear_world.hpp

@@ -78,7 +78,7 @@ public:
     float           getTimeAtLapForKart(const int kart_id) const;
 
     virtual KartIconDisplayInfo* getKartsDisplayInfo(const RaceGUI* caller);
-    virtual void moveKartAfterRescue(Kart* kart);
+    virtual void moveKartAfterRescue(Kart* kart, btRigidBody* body);
     
     virtual void    terminateRace();
     

src/modes/world.hpp

@@ -36,6 +36,7 @@
 class SFXBase;
 struct KartIconDisplayInfo;
 class RaceGUI;
+class btRigidBody;
 
 /** This class is responsible for running the actual race. A world is created
  *  by the race manager on the start of each race (so a new world is created
@@ -201,7 +202,7 @@ public:
     /** Since each mode will have a different way of deciding where a rescued
       * kart is dropped, this method will be called and each mode can implement it.
       */
-    virtual void moveKartAfterRescue(Kart* kart) = 0;
+    virtual void moveKartAfterRescue(Kart* kart, btRigidBody* body) = 0;
 };
 
 #endif