Index: /code/trunk/src/orxonox/objects/Radar.cc
===================================================================
--- /code/trunk/src/orxonox/objects/Radar.cc	(revision 3063)
+++ /code/trunk/src/orxonox/objects/Radar.cc	(revision 3064)
@@ -114,6 +114,7 @@
             for (ObjectList<RadarViewable>::iterator itElement = ObjectList<RadarViewable>::begin(); itElement; ++itElement)
             {
-                if ((*itListener)->getRadarSensitivity() > (*itElement)->getRadarObjectCamouflage())
-                    (*itListener)->displayObject(*itElement, *itElement == this->focus_);
+                if ((*itElement)->getRadarVisibility())
+                    if ((*itListener)->getRadarSensitivity() > (*itElement)->getRadarObjectCamouflage())
+                        (*itListener)->displayObject(*itElement, *itElement == this->focus_);
             }
         }
Index: /code/trunk/src/orxonox/objects/RadarViewable.cc
===================================================================
--- /code/trunk/src/orxonox/objects/RadarViewable.cc	(revision 3063)
+++ /code/trunk/src/orxonox/objects/RadarViewable.cc	(revision 3064)
@@ -47,4 +47,6 @@
     {
         RegisterRootObject(RadarViewable);
+
+        this->bVisibility_ = true;
     }
 
Index: /code/trunk/src/orxonox/objects/RadarViewable.h
===================================================================
--- /code/trunk/src/orxonox/objects/RadarViewable.h	(revision 3063)
+++ /code/trunk/src/orxonox/objects/RadarViewable.h	(revision 3064)
@@ -70,4 +70,9 @@
             { return this->radarObjectDescription_; }
 
+        inline void setRadarVisibility(bool b)
+            { this->bVisibility_ = b; }
+        inline bool getRadarVisibility() const
+            { return this->bVisibility_; }
+
         virtual const WorldEntity* getWorldEntity() const = 0;
 
@@ -89,5 +94,6 @@
             }
         }
-
+        
+        bool bVisibility_;
         float radarObjectCamouflage_;
         Shape radarObjectShape_;
Index: /code/trunk/src/orxonox/objects/gametypes/Asteroids.h
===================================================================
--- /code/trunk/src/orxonox/objects/gametypes/Asteroids.h	(revision 3063)
+++ /code/trunk/src/orxonox/objects/gametypes/Asteroids.h	(revision 3064)
@@ -48,5 +48,5 @@
 
             inline void firstCheckpointReached(bool reached)
-              { this->firstCheckpointReached_ = reached; }
+                { this->firstCheckpointReached_ = reached; }
 
         protected:
Index: /code/trunk/src/orxonox/objects/worldentities/ForceField.cc
===================================================================
--- /code/trunk/src/orxonox/objects/worldentities/ForceField.cc	(revision 3063)
+++ /code/trunk/src/orxonox/objects/worldentities/ForceField.cc	(revision 3064)
@@ -35,15 +35,15 @@
 namespace orxonox
 {
-  CreateFactory(ForceField);
+    CreateFactory(ForceField);
 
     ForceField::ForceField(BaseObject* creator) : StaticEntity(creator)
     {
-      RegisterObject(ForceField);
+        RegisterObject(ForceField);
 
-      //Standard Values
-      this->setDirection(Vector3::ZERO);
-      velocity_ = 100;
-      diameter_ = 500;
-      length_ = 2000;
+        //Standard Values
+        this->setDirection(Vector3::ZERO);
+        velocity_ = 100;
+        diameter_ = 500;
+        length_ = 5000;
     }
 
@@ -52,36 +52,32 @@
     void ForceField::XMLPort(Element& xmlelement, XMLPort::Mode mode)
     {
-      SUPER(ForceField, XMLPort, xmlelement, mode);
-
-      //For correct xml import use: position, direction, velocity, scale
-
-      XMLPortParam(ForceField, "velocity", setVelocity, getVelocity, xmlelement, mode).defaultValues(100);
-      XMLPortParam(ForceField, "diameter", setDiameter, getDiameter, xmlelement, mode).defaultValues(500);
-      XMLPortParam(ForceField, "length"  , setLength  , getLength  , xmlelement, mode).defaultValues(2000);
+        SUPER(ForceField, XMLPort, xmlelement, mode);
+ 
+        //For correct xml import use: position, direction, velocity, scale
+        XMLPortParam(ForceField, "velocity", setVelocity, getVelocity, xmlelement, mode).defaultValues(100);
+        XMLPortParam(ForceField, "diameter", setDiameter, getDiameter, xmlelement, mode).defaultValues(500);
+        XMLPortParam(ForceField, "length"  , setLength  , getLength  , xmlelement, mode).defaultValues(2000);
     }
 
     void ForceField::tick(float dt)
     {
+        for (ObjectList<MobileEntity>::iterator it = ObjectList<MobileEntity>::begin(); it != ObjectList<MobileEntity>::end(); ++it)
+        {
+            //calculate from
+            Vector3 directionVec = this->getOrientation() * WorldEntity::FRONT;
+            directionVec.normalise();
 
-      for (ObjectList<MobileEntity>::iterator it = ObjectList<MobileEntity>::begin(); it != ObjectList<MobileEntity>::end(); ++it)
-      {
+            Vector3 distanceVec = it->getWorldPosition() - (this->getWorldPosition() + (this->length_ / 2 * directionVec));
 
-        //calculate from
-        Vector3 directionVec = this->getOrientation() * WorldEntity::FRONT;
-        directionVec.normalise();
+            //distance from centervector of the field (
+            float distFromCenterVec = ((it->getWorldPosition() - this->getWorldPosition()).crossProduct(directionVec)).length();
 
-        Vector3 distanceVec = it->getWorldPosition() - (this->getWorldPosition() + (this->length_ / 2 * directionVec));
-
-        //distance from centervector of the field (
-        float distFromCenterVec = ((it->getWorldPosition() - this->getWorldPosition()).crossProduct(directionVec)).length();
-
-        if (distanceVec.length() < this->length_ / 2 && distFromCenterVec < diameter_ / 2)
-        {
-          //normalize distance from center
-          it->applyCentralForce(((diameter_ / 2 - distFromCenterVec) / (diameter_ / 2)) * directionVec * velocity_);
+            if (distanceVec.length() < this->length_ / 2 && distFromCenterVec < diameter_ / 2)
+            {
+                //normalize distance from center
+                it->applyCentralForce(((diameter_ / 2 - distFromCenterVec) / (diameter_ / 2)) * directionVec * velocity_);
+            }
         }
-
-      }
-  }
+    }
 }
 
Index: /code/trunk/src/orxonox/objects/worldentities/ForceField.h
===================================================================
--- /code/trunk/src/orxonox/objects/worldentities/ForceField.h	(revision 3063)
+++ /code/trunk/src/orxonox/objects/worldentities/ForceField.h	(revision 3064)
@@ -36,34 +36,34 @@
 namespace orxonox
 {
-  class _OrxonoxExport ForceField : public StaticEntity, public Tickable
-  {
+    class _OrxonoxExport ForceField : public StaticEntity, public Tickable
+    {
     public:
-      ForceField(BaseObject* creator);
-      virtual ~ForceField();
-      virtual void XMLPort(Element& xmlelement, XMLPort::Mode mode); //!< Method for creating a CheckPoint object through XML.
-      virtual void tick(float dt);
+        ForceField(BaseObject* creator);
+        virtual ~ForceField();
+        virtual void XMLPort(Element& xmlelement, XMLPort::Mode mode); //!< Method for creating a CheckPoint object through XML.
+        virtual void tick(float dt);
 
-      inline void setVelocity(float vel)
-        { this->velocity_ = vel; }
+        inline void setVelocity(float vel)
+            { this->velocity_ = vel; }
     
-      inline float getVelocity()
-        { return velocity_; }
+        inline float getVelocity()
+            { return velocity_; }
     
-      inline void setDiameter(float diam)
-        { this->diameter_ = diam; }
+        inline void setDiameter(float diam)
+            { this->diameter_ = diam; }
 
-      inline float getDiameter()
-        { return diameter_; }
+        inline float getDiameter()
+            { return diameter_; }
  
-      inline void setLength(float l)
-        { this->length_ = l; }
+        inline void setLength(float l)
+            { this->length_ = l; }
 
-      inline float getLength()
-        { return length_; }
+        inline float getLength()
+            { return length_; }
 
     private:
-      float velocity_;
-      float diameter_;
-      float length_;
+        float velocity_;
+        float diameter_;
+        float length_;
   };
 }
Index: /code/trunk/src/orxonox/objects/worldentities/MovableEntity.cc
===================================================================
--- /code/trunk/src/orxonox/objects/worldentities/MovableEntity.cc	(revision 3063)
+++ /code/trunk/src/orxonox/objects/worldentities/MovableEntity.cc	(revision 3064)
@@ -80,5 +80,5 @@
             if (victim)
             {
-                victim->damage(this->collisionDamage_ * victim->getVelocity().dotProduct(this->getVelocity()));
+                victim->damage(this->collisionDamage_ * (victim->getVelocity() - this->getVelocity()).length());
             }
         }
Index: /code/trunk/src/orxonox/objects/worldentities/triggers/CheckPoint.cc
===================================================================
--- /code/trunk/src/orxonox/objects/worldentities/triggers/CheckPoint.cc	(revision 3063)
+++ /code/trunk/src/orxonox/objects/worldentities/triggers/CheckPoint.cc	(revision 3064)
@@ -38,58 +38,78 @@
 namespace orxonox
 {
-  CreateFactory(CheckPoint);
+    CreateFactory(CheckPoint);
 
-  CheckPoint::CheckPoint(BaseObject* creator) : DistanceTrigger(creator)
-  {
-    RegisterObject(CheckPoint);
+    CheckPoint::CheckPoint(BaseObject* creator) : DistanceTrigger(creator)
+    {
+        RegisterObject(CheckPoint);
 
-    this->setStayActive(true);
-    this->setDistance(50);
-    this->bIsFirst_ = false;
-    this->bIsDestination_ = false;
-    //this->setVisible(true);
+        this->setStayActive(true);
+        this->setDistance(50);
+        this->bIsFirst_ = false;
+        this->bIsDestination_ = false;
 
-    this->notifyMaskUpdate();
-  }
+        this->setRadarObjectColour(ColourValue::Green);
+        this->setRadarObjectShape(RadarViewable::Dot);
+        this->setRadarVisibility(false);
 
-  CheckPoint::~CheckPoint()
-  {
-  }
+        this->notifyMaskUpdate();
+    }
 
-  void CheckPoint::XMLPort(Element& xmlelement, XMLPort::Mode mode)
-  {
-    SUPER(CheckPoint, XMLPort, xmlelement, mode);
+    CheckPoint::~CheckPoint()
+    {
+    }
 
-    XMLPortParam(CheckPoint, "isfirst", setFirst, getFirst, xmlelement, mode).defaultValues(false);
-    XMLPortParam(CheckPoint, "isdestination", setDestination, getDestination, xmlelement, mode).defaultValues(false);
-    XMLPortParam(CheckPoint, "addtime", setAddTime, getAddTime, xmlelement, mode).defaultValues(30);
-  }
+    void CheckPoint::XMLPort(Element& xmlelement, XMLPort::Mode mode)
+    {
+        SUPER(CheckPoint, XMLPort, xmlelement, mode);
 
-  void CheckPoint::triggered(bool bIsTriggered)
-  {
-    DistanceTrigger::triggered(bIsTriggered);
+        XMLPortParam(CheckPoint, "isfirst", setFirst, getFirst, xmlelement, mode).defaultValues(false);
+        XMLPortParam(CheckPoint, "isdestination", setDestination, getDestination, xmlelement, mode).defaultValues(false);
+        XMLPortParam(CheckPoint, "addtime", setAddTime, getAddTime, xmlelement, mode).defaultValues(30);
+    }
 
-    Asteroids* gametype = dynamic_cast<Asteroids*>(this->getGametype());
-    if (gametype)
+    void CheckPoint::changedActivity()
     {
-        gametype->addTime(addTime_);
+        SUPER(CheckPoint, changedActivity);
+        
+        if (this->BaseObject::isActive())
+        {
+COUT(0) << "active " << this << std::endl;
+            this->setRadarVisibility(true);
+        }
+        else
+        {
+COUT(0) << "inactive " << this << std::endl;
+            this->setRadarVisibility(false);
+        }
+    }
 
-        if (bIsTriggered && bIsFirst_)
+    void CheckPoint::triggered(bool bIsTriggered)
+    {
+        DistanceTrigger::triggered(bIsTriggered);
+
+        Asteroids* gametype = dynamic_cast<Asteroids*>(this->getGametype());
+        if (gametype)
         {
-            gametype->setTimeLimit(addTime_);
-            gametype->firstCheckpointReached(true);
+            gametype->addTime(addTime_);
+            this->setRadarVisibility(false);
+
+            if (bIsTriggered && bIsFirst_)
+            {
+                gametype->setTimeLimit(addTime_);
+                gametype->firstCheckpointReached(true);
+            }
+
+            if (bIsTriggered && bIsDestination_)
+            {
+                gametype->end();
+            }
         }
+    }
 
-        if (bIsTriggered && bIsDestination_)
-        {
-            gametype->end();
-        }
-     }
-  }
-
-  void CheckPoint::notifyMaskUpdate()
-  {
-      this->targetMask_.exclude(Class(BaseObject));
-      this->targetMask_.include(Class(Pawn));
-  }
+    void CheckPoint::notifyMaskUpdate()
+    {
+        this->targetMask_.exclude(Class(BaseObject));
+        this->targetMask_.include(Class(Pawn));
+    }
 }
Index: /code/trunk/src/orxonox/objects/worldentities/triggers/CheckPoint.h
===================================================================
--- /code/trunk/src/orxonox/objects/worldentities/triggers/CheckPoint.h	(revision 3063)
+++ /code/trunk/src/orxonox/objects/worldentities/triggers/CheckPoint.h	(revision 3064)
@@ -36,41 +36,46 @@
 
 #include "DistanceTrigger.h"
+#include "objects/RadarViewable.h"
 
 namespace orxonox
 {
-  class _OrxonoxExport CheckPoint : public DistanceTrigger
-  {
+    class _OrxonoxExport CheckPoint : public DistanceTrigger, public RadarViewable
+    {
     public:
-      CheckPoint(BaseObject* creator);
-      virtual ~CheckPoint();
+        CheckPoint(BaseObject* creator);
+        virtual ~CheckPoint();
 
-      virtual void XMLPort(Element& xmlelement, XMLPort::Mode mode); //!< Method for creating a CheckPoint object through XML.
+        virtual void XMLPort(Element& xmlelement, XMLPort::Mode mode); //!< Method for creating a CheckPoint object through XML.
+        virtual void changedActivity();
 
     private:
-      virtual void triggered(bool bIsTriggered);
-      virtual void notifyMaskUpdate();
+        virtual void triggered(bool bIsTriggered);
+        virtual void notifyMaskUpdate();
 
-      inline void setDestination(bool isDestination)
-        { bIsDestination_ = isDestination; }
+        inline void setDestination(bool isDestination)
+            { bIsDestination_ = isDestination; }
 
-      inline bool getDestination()
-        { return bIsDestination_; }
+        inline const WorldEntity* getWorldEntity() const
+            { return this; }
 
-      inline void setFirst(bool isFirst)
-        { this->bIsFirst_ = isFirst; }
+        inline bool getDestination()
+            { return bIsDestination_; }
 
-      inline bool getFirst()
-        { return this->bIsFirst_; }
+        inline void setFirst(bool isFirst)
+            { this->bIsFirst_ = isFirst; }
 
-      inline void setAddTime(float time)
-        { this->addTime_ = time; }
+        inline bool getFirst()
+            { return this->bIsFirst_; }
 
-      inline bool getAddTime()
-        { return this->addTime_; }
+        inline void setAddTime(float time)
+            { this->addTime_ = time; }
 
-      bool bIsFirst_;
-      bool bIsDestination_;
-      float addTime_;
-  };
+        inline bool getAddTime()
+            { return this->addTime_; }
+
+        bool bIsFirst_;
+        bool bIsDestination_;
+        float addTime_;
+    };
 }
 
