Method softSnapSelection

Engine/source/gui/worldEditor/worldEditor.cpp:876–1070

}

void WorldEditor::softSnapSelection(Selection* sel, U8 modifier, Point3F gizmoPos)
{
   mSoftSnapIsStuck = false;
   mSoftSnapActivated = false;

   // If soft snap is activated, holding CTRL will temporarily deactivate it.
   // Conversely, if soft snapping is deactivated, holding CTRL will activate it.
   if( (mSoftSnap && (modifier & SI_PRIMARY_CTRL)) || (!mSoftSnap && !(modifier & SI_PRIMARY_CTRL)) )
      return;

   if(!sel->size())
      return;

   if(sel->containsGlobalBounds())
      return;

   mSoftSnapActivated = true;

   Point3F centroid = mObjectsUseBoxCenter ? sel->getBoxCentroid() : sel->getCentroid();

   // Find objects we may stick against
   Vector<SceneObject*> foundobjs;

   SceneObject *controlObj = getControlObject();
   if ( controlObj )
      controlObj->disableCollision();

   sel->disableCollision();

   if(mSoftSnapSizeByBounds)
   {
      mSoftSnapBounds = sel->getBoxBounds();
      mSoftSnapBounds.setCenter(centroid);
   }
   else
   {
      mSoftSnapBounds.set(Point3F(mSoftSnapSize, mSoftSnapSize, mSoftSnapSize));
      mSoftSnapBounds.setCenter(centroid);
   }

   mSoftSnapPreBounds = mSoftSnapBounds;
   mSoftSnapPreBounds.setCenter(gizmoPos);

   SphereF sphere(gizmoPos, mSoftSnapPreBounds.len()*0.5f);

   gServerContainer.findObjectList(mSoftSnapPreBounds, 0xFFFFFFFF, &foundobjs);

   sel->enableCollision();

   if ( controlObj )
      controlObj->enableCollision();

   ConcretePolyList polys;
   for(S32 i=0; i<foundobjs.size(); ++i)
   {
      SceneObject* so = foundobjs[i];
      polys.setTransform(&(so->getTransform()), so->getScale());
      polys.setObject(so);