GraphicsCachingOptions.h

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//    Copyright 2004, SenseGraphics AB
//
//    This file is part of H3D API.
//
//    H3D API 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.
//
//    H3D API 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 H3D API; if not, write to the Free Software
//    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//
//    A commercial license is also available. Please contact us at 
//    www.sensegraphics.com for more information.
//
//
//
#ifndef __GRAPHICSCACHINGOPTIONS_H__
#define __GRAPHICSCACHINGOPTIONS_H__

#include "H3DOptionNode.h"
#include "SFBool.h"
#include "SFInt32.h"
#include "X3DGeometryNode.h"

namespace H3D {

  class H3DAPI_API GraphicsCachingOptions : public H3DOptionNode {
  public:
    
    GraphicsCachingOptions( Inst< SFNode  > _metadata = 0,
                            Inst< SFBool  > _useCaching = 0,
                            Inst< SFInt32 > _cachingDelay  = 0,
                            Inst< SFBool  > _cacheOnlyGeometryNodes = 0 );
    
    bool cacheNode( Node *n ) {
      if( !useCaching->getValue() ) return false;
      if( !cacheOnlyGeometries->getValue() ) return true;

      // only X3DGeometryNodes are cached
      return dynamic_cast< X3DGeometryNode * >( n ) != NULL;
      
    }

    auto_ptr< SFBool > useCaching;

    auto_ptr< SFInt32 > cachingDelay;


    auto_ptr< SFBool > cacheOnlyGeometries;

    static H3DNodeDatabase database;

  protected:
    
  };
}

#endif

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