render-invocation.hpp

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/*
  RENDER-INVOCATION.hpp  -  initiate the rendering of a single frame

  Copyright (C)         Lumiera.org
    2009,               Hermann Vosseler <Ichthyostega@web.de>

  This program is free software; you can redistribute it and/or
  modify it under the terms of the GNU General Public License as
  published by the Free Software Foundation; either version 2 of
  the License, or (at your option) any later version.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

*/

#ifndef ENGINE_RENDER_INVOCATION_H
#define ENGINE_RENDER_INVOCATION_H


//#include "steam/state.hpp"
#include "steam/engine/procnode.hpp"
#include "steam/engine/buffhandle.hpp"
//#include "steam/engine/bufftable-obsolete.hpp"




namespace steam {
namespace engine {
  
  
  class RenderInvocation
    {
      ProcNode* theNode_;
      
    public:
      RenderInvocation (ProcNode* exitNode)
        : theNode_(exitNode)
        {
          REQUIRE (theNode_);
        }
      
      size_t size() { return theNode_->nrO(); }
      
      BuffHandle operator[] (size_t channel);
      
      
      
    };
  
  
  
  
  
  
}} // namespace steam::engine
#endif