H3DHapticsRendererNode.h

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//    Copyright 2004-2019, 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 __H3DHAPTICSRENDERERNODE_H__
#define __H3DHAPTICSRENDERERNODE_H__
 
// H3DApi includes
#include <H3D/H3DApi.h>
#include <H3D/Node.h>
 
// HAPI includes
#include <HAPI/HAPIHapticsRenderer.h>
 
namespace H3D {
 
  class H3DAPI_API H3DHapticsRendererNode: public Node {
  public:
 
    H3DHapticsRendererNode() {
    }
    
    virtual HAPI::HAPIHapticsRenderer *
    getHapticsRenderer( unsigned int layer ) {
      if( renderers.size() < layer + 1 ) {
        renderers.resize( layer + 1, NULL );
      }
      if( !renderers[layer] )
        renderers[layer] = getNewHapticsRenderer();
      
      return renderers[layer];
    }
 
    virtual void hapticsRendererRemoved( unsigned int layer ) {
      if( layer < renderers.size() ) {
        renderers[layer] = NULL;
      }
    }
 
 
    virtual string defaultXMLContainerField() {
      return "hapticsRenderer";
    }
    
  protected:
    virtual HAPI::HAPIHapticsRenderer *getNewHapticsRenderer() = 0;
    vector< HAPI::HAPIHapticsRenderer * > renderers;
  };
}
 
#endif