Method _createFragments

Engine/source/T3D/physics/physicsDebris.cpp:620–683

}

void PhysicsDebris::_createFragments()
{
   _deleteFragments();

   mWorld = PHYSICSMGR->getWorld( "client" );
   if ( !mWorld )
      return;

   TSShape *shape = mDataBlock->mShape;

   mShapeInstance = new TSShapeInstance( shape, true );
   mShapeInstance->animate();
   
   Vector< CollisionShapeInfo > infoList;
   shape->buildColShapes( false, Point3F::One, &infoList );
      
   mFragments.setSize( infoList.size() );
   dMemset( mFragments.address(), 0, mFragments.memSize() );

   const Point3F damageDir( 0, 0, 1 );

   MatrixF bodyMat( true );
   bodyMat = getTransform();

   const U32 bodyFlags = PhysicsBody::BF_DEBRIS;
   mWorldBox = Box3F::Invalid;

   for ( S32 i = 0; i < infoList.size(); i++ )
   {      
      const CollisionShapeInfo &info = infoList[i];      

      Fragment &fragment = mFragments[i];

      if ( info.colNode == -1 )      
         Con::errorf( "PhysicsDebris::_createFragments, Missing or couldnt find a colNode." );                  
      else
         _findNodes( info.colNode, fragment.nodeIds );               

      PhysicsBody *body = PHYSICSMGR->createBody();
      body->init( info.colShape, mDataBlock->mass, bodyFlags, this, mWorld );
      body->setMaterial( mDataBlock->restitution, mDataBlock->dynamicFriction, mDataBlock->staticFriction );
      body->setDamping( mDataBlock->linearDamping, mDataBlock->angularDamping );
      body->setSleepThreshold( mDataBlock->linearSleepThreshold, mDataBlock->angularSleepThreshold );
      body->setTransform( bodyMat );
      body->setLinVelocity( mInitialLinVel );
      fragment.body = body;

      // Set the initial delta state.
      fragment.pos = bodyMat.getPosition();
      fragment.rot.set( bodyMat );
      fragment.lastPos = fragment.pos;
      fragment.lastRot = fragment.rot;

      // Update the bounds.
      mWorldBox.intersect( body->getWorldBounds() );
   }   

   // Finish up updating the bounds.