Line data    Source code

       1             : 
       2             : /* Copyright (c) 2007-2016, Stefan Eilemann <eile@equalizergraphics.com>
       3             :  *                          Daniel Nachbaur <danielnachbaur@gmail.com>
       4             :  *                          Cedric Stalder <cedric.stalder@gmail.com>
       5             :  *
       6             :  * This library is free software; you can redistribute it and/or modify it under
       7             :  * the terms of the GNU Lesser General Public License version 2.1 as published
       8             :  * by the Free Software Foundation.
       9             :  *
      10             :  * This library is distributed in the hope that it will be useful, but WITHOUT
      11             :  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
      12             :  * FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
      13             :  * details.
      14             :  *
      15             :  * You should have received a copy of the GNU Lesser General Public License
      16             :  * along with this library; if not, write to the Free Software Foundation, Inc.,
      17             :  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
      18             :  */
      19             : 
      20             : #include "compoundInitVisitor.h"
      21             : 
      22             : #include "config.h"
      23             : #include "frame.h"
      24             : #include "log.h"
      25             : #include "segment.h"
      26             : #include "view.h"
      27             : #include "window.h"
      28             : 
      29             : namespace eq
      30             : {
      31             : namespace server
      32             : {
      33          14 : CompoundInitVisitor::CompoundInitVisitor()
      34          14 :     : _taskID(0)
      35             : {
      36          14 : }
      37             : 
      38         132 : VisitorResult CompoundInitVisitor::visit(Compound* compound)
      39             : {
      40         132 :     Channel* channel = compound->getChannel();
      41             : 
      42         132 :     compound->setTaskID(++_taskID);
      43         132 :     if (channel && channel->getView())
      44          90 :         channel->getView()->updateFrusta();
      45             :     else
      46          42 :         compound->updateFrustum(Vector3f(), 1.f);
      47             : 
      48         132 :     compound->updateInheritData(0); // Compound::activate needs _inherit.eyes
      49             : 
      50         264 :     if (!channel || // non-channel root compounds
      51         132 :         (compound->isDestination() && !channel->getSegment()))
      52             :     {
      53             :         // Note: The second case are non-view destination compounds. One use
      54             :         // case is swap-syncing all output channels using task-less compounds.
      55             : 
      56          14 :         LBASSERT(!channel || !channel->getView());
      57          14 :         uint32_t eyes = compound->getEyes();
      58          14 :         if (eyes == fabric::EYE_UNDEFINED)
      59          14 :             eyes = fabric::EYES_ALL;
      60             : 
      61          14 :         compound->activate(eyes);
      62             :     }
      63             : 
      64         132 :     if (channel)
      65             :     {
      66         118 :         compound->updateInheritTasks();
      67         118 :         channel->addTasks(compound->getInheritTasks());
      68             :     }
      69         132 :     return TRAVERSE_CONTINUE;
      70             : }
      71             : }
      72          60 : }