Line data    Source code

       1             : 
       2             : /* Copyright (c) 2010, Stefan Eilemann <eile@eyescale.ch> 
       3             :  *
       4             :  * This library is free software; you can redistribute it and/or modify it under
       5             :  * the terms of the GNU Lesser General Public License version 2.1 as published
       6             :  * by the Free Software Foundation.
       7             :  *  
       8             :  * This library is distributed in the hope that it will be useful, but WITHOUT
       9             :  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
      10             :  * FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
      11             :  * details.
      12             :  * 
      13             :  * You should have received a copy of the GNU Lesser General Public License
      14             :  * along with this library; if not, write to the Free Software Foundation, Inc.,
      15             :  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
      16             :  */
      17             : 
      18             : #ifndef EQSERVER_COMPOUNDEXITVISITOR_H
      19             : #define EQSERVER_COMPOUNDEXITVISITOR_H
      20             : 
      21             : #include "compoundVisitor.h" // base class
      22             : 
      23             : #include <eq/fabric/eye.h>
      24             : 
      25             : namespace eq
      26             : {
      27             : namespace server
      28             : {
      29             :     /** The compound visitor exiting a compound tree. */
      30          55 :     class CompoundExitVisitor : public CompoundVisitor
      31             :     {
      32             :     public:
      33          55 :         virtual ~CompoundExitVisitor() {}
      34             : 
      35             :         /** Visit all compounds. */
      36         381 :         virtual VisitorResult visit( Compound* compound )
      37             :             {
      38         381 :                 Channel* channel = compound->getChannel();
      39         762 :                 if( !channel || // non-channel root compounds
      40             :                     // old-school (non-Layout) destination channel
      41         381 :                     ( compound->isDestination() && !channel->getSegment( )))
      42             :                 {
      43          55 :                     LBASSERT( !channel || !channel->getView( ));
      44          55 :                     uint32_t eyes = compound->getEyes();
      45          55 :                     if( eyes == fabric::EYE_UNDEFINED )
      46          55 :                         eyes = fabric::EYES_ALL;
      47             : 
      48          55 :                     compound->deactivate( eyes );
      49             :                 }
      50             : 
      51         381 :                 const Frames& outputFrames = compound->getOutputFrames();
      52        1350 :                 for( FramesCIter i = outputFrames.begin(); 
      53         900 :                      i != outputFrames.end(); ++i )
      54             :                 {
      55          69 :                     Frame* frame = *i;
      56          69 :                     frame->flush();
      57             :                 }
      58             : 
      59         381 :                 const TileQueues& outputQueues =compound->getOutputTileQueues();
      60        1143 :                 for( TileQueuesCIter i = outputQueues.begin();
      61         762 :                      i != outputQueues.end(); ++i )
      62             :                 {
      63           0 :                     TileQueue* queue = *i;
      64           0 :                     queue->flush();
      65             :                 }
      66             : 
      67         381 :                 return TRAVERSE_CONTINUE;
      68             :             }
      69             :     };
      70             : }
      71             : }
      72             : #endif // EQSERVER_COMPOUNDEXITVISITOR_H