TriangleFanSet.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 __TRIANGLEFANSET_H__
#define __TRIANGLEFANSET_H__

#include "X3DComposedGeometryNode.h"
#include "DependentNodeFields.h"
#include "X3DCoordinateNode.h"
#include "X3DColorNode.h"
#include "CoordBoundField.h"
#include "MFInt32.h"

namespace H3D {

  class H3DAPI_API TriangleFanSet : public X3DComposedGeometryNode {
  public:
    
    H3D_VALUE_EXCEPTION( int, NotEnoughColors );

     H3D_VALUE_EXCEPTION( int, NotEnoughTextureCoordinates );

     H3D_VALUE_EXCEPTION( int, InvalidFanCount );

    typedef CoordBoundField SFBound;

    
    class H3DAPI_API AutoNormal: 
      public TypedField< SFNormalNode,
                         Types< SFBool, SFCoordinateNode, MFInt32, SFBool > > {
      virtual void update();

      virtual X3DNormalNode *generateNormalsPerVertex( 
                                                      X3DCoordinateNode *coord,
                                                      const vector< int > &index,
                                                      bool ccw );
    

      virtual X3DNormalNode *generateNormalsPerFace( 
                                                    X3DCoordinateNode *coord,
                                                    const vector< int > &index,
                                                    bool ccw );

    };

    TriangleFanSet( Inst< SFNode           > _metadata        = 0,
                    Inst< SFBound          > _bound           = 0,
                    Inst< DisplayList      > _displayList     = 0,
                    Inst< SFColorNode      > _color           = 0,
                    Inst< SFCoordinateNode > _coord           = 0,
                    Inst< SFNormalNode     > _normal          = 0,
                    Inst< SFTextureCoordinateNode > _texCoord = 0,
                    Inst< SFBool           > _ccw             = 0,
                    Inst< SFBool           > _colorPerVertex  = 0,
                    Inst< SFBool           > _normalPerVertex = 0,
                    Inst< SFBool           > _solid           = 0,
                    Inst< MFVertexAttributeNode > _attrib     = 0,
                    Inst< AutoNormal       > _autoNormal      = 0,
                    Inst< MFInt32          > _fanCount      = 0 );

#ifdef USE_HAPTICS
    virtual void traverseSG( TraverseInfo &ti );  
#endif

    virtual void render();

    auto_ptr< AutoNormal  >  autoNormal;

    auto_ptr< MFInt32 >  fanCount;

    static H3DNodeDatabase database;
  };
}

#endif

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