Changeset 6162 in orxonox.OLD for trunk/src/world_entities/weapons/guided_missile.cc

Timestamp:

Dec 19, 2005, 4:52:01 PM (20 years ago)

Author:

bensch

Message:

orxonox/trunk: merged the spaceshipcontroll branche into the trunk
merged with command
svn merge -r6036:HEAD spaceshipcontrol/ ../trunk/
no conflicts

File:

• trunk/src/world_entities/weapons/guided_missile.cc (modified) (2 diffs)

trunk/src/world_entities/weapons/guided_missile.cc

@@ -45 +45 @@
   this->energyMin = 1;
   this->energyMax = 10;
-  this->lifeSpan = 5.0;
-  this->agility = 5.0;
-  this->maxVelocity = 100;
+  this->lifeSpan = 10.0;
+  this->agility = 4;
+  this->maxVelocity = 75;
 
   this->emitter = new ParticleEmitter(Vector(0,1,0), M_2_PI, 100, 5);
@@ -147 +147 @@
 void GuidedMissile::tick (float time)
 {
-  //Vector v = *this->flightDirection * ( this->speed * time * 1000 + 0.1);
+
   if (this->target != NULL && this->target->getParent() != PNode::getNullParent())
    {
-     velocity += ((target->getAbsCoor() - this->getAbsCoor()).getNormalized())*agility;
-     float speed = velocity.len();
-     if (speed > this->maxVelocity)
-       velocity *= maxVelocity/speed;
+    speed = velocity.len();
+    diffVector = ((target->getAbsCoor() - this->getAbsCoor()).getNormalized());
+
+    if(velocity.dot(diffVector) != 0)
+    {
+     correctionVector = (( ( diffVector *  (speed * speed/( velocity.dot(diffVector ) ) )) - velocity).getNormalized()) * agility;
+
+      if(velocity.dot(diffVector) > 0)
+        velocity += correctionVector;
+      else if (velocity.dot(diffVector) < 0)
+        velocity -= correctionVector;
+    }
+    else
+      velocity += diffVector * agility;
 
      this->setAbsDir(Quaternion(velocity, Vector(0,1,0)) * Quaternion ( -M_PI_2, Vector(0,1,0)));
    }
+
+  velocity *= maxVelocity/velocity.len();
   Vector v = this->velocity * (time);
   this->shiftCoor(v);