Viewpoint.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 __VIEWPOINT_H__
#define __VIEWPOINT_H__

#include "X3DBindableNode.h"
#include "FieldTemplates.h"
#include "Exception.h"
#include "SFVec3f.h"
#include "SFString.h"
#include "SFFloat.h"
#include "SFRotation.h"
#include "SFMatrix4f.h"

namespace H3D {
  class H3DAPI_API Viewpoint : public X3DBindableNode {
  public:
    Viewpoint( 
              Inst< SFSetBind >  _set_bind         = 0,
              Inst< SFVec3f   >  _centerOfRotation = 0,
              Inst< SFString  >  _description      = 0,
              Inst< SFFloat   >  _fieldOfView      = 0,
              Inst< SFBool    >  _jump             = 0,
              Inst< SFNode    >  _metadata         = 0,
              Inst< SFRotation>  _orientation      = 0,
              Inst< SFVec3f   >  _position         = 0,
              Inst< SFTime    >  _bindTime         = 0,
              Inst< SFBool    >  _isBound          = 0,
              Inst< SFMatrix4f > _accForwardMatrix = 0,
              Inst< SFMatrix4f > _accInverseMatrix = 0 );

    #ifdef USE_HAPTICS
    virtual void traverseSG( TraverseInfo &ti ) {
      accInverseMatrix->setValue( ti.getAccInverseMatrix(), id );
      accForwardMatrix->setValue( ti.getAccForwardMatrix(), id );
    }
                #endif

    static inline Viewpoint *getActive() {
      return static_cast< Viewpoint * >( X3DBindableNode::getActive( "Viewpoint" ) );
    }

    auto_ptr< SFVec3f    > centerOfRotation;

    auto_ptr< SFString   > description;

    auto_ptr< SFFloat    > fieldOfView;

    auto_ptr< SFBool     > jump;

    auto_ptr< SFRotation > orientation;
    
    auto_ptr< SFVec3f    > position;

    auto_ptr< SFMatrix4f > accForwardMatrix;

    auto_ptr< SFMatrix4f > accInverseMatrix;
    
    static H3DNodeDatabase database;
  };
}

#endif

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