X3DNurbsSurfaceGeometryNode.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.
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//
#ifndef __X3DNURBSSURFACEGEOMETRYNODE_H__
#define __X3DNURBSSURFACEGEOMETRYNODE_H__
 
#include <H3D/X3DParametricGeometryNode.h>
#include <H3D/DependentNodeFields.h>
#include <H3D/X3DCoordinateNode.h>
#include <H3D/X3DTextureCoordinateNode.h>
#include <H3D/NurbsTextureCoordinate.h>
#include <H3D/CoordBoundField.h>
#include <H3D/SFInt32.h>
#include <H3D/MFDouble.h>
#include <H3D/TextureCoordinateGenerator.h>
 
namespace H3D {
 
  class H3DAPI_API X3DNurbsSurfaceGeometryNode : 
    public X3DParametricGeometryNode {
  public:
    
    typedef DependentSFNode< X3DCoordinateNode,
                             FieldRef< X3DGeometricPropertyNode,
                                       Field,
                                       &X3DCoordinateNode::propertyChanged > > 
    SFCoordinateNode;
 
    typedef DependentSFNode< 
                X3DGeometricPropertyNode,
                FieldRef< X3DGeometricPropertyNode,
                          Field,
                          &X3DGeometricPropertyNode::propertyChanged > > 
    TexCoordOrNurbsTexDependent;
 
    typedef CoordBoundField SFBound;
 
    class H3DAPI_API TexCoordOrNurbsTex: public TexCoordOrNurbsTexDependent {
    public:
 
      ~TexCoordOrNurbsTex() {
        value = NULL;
      }
 
      virtual void onAdd( Node *n ) {
        SFNode::onAdd( n );
        X3DTextureCoordinateNode *tex_coord_node = 
          dynamic_cast< X3DTextureCoordinateNode * >( n );
 
        NurbsTextureCoordinate *nurbs_tex_coord = 
          dynamic_cast< NurbsTextureCoordinate * >( n );
 
        if( !tex_coord_node && !nurbs_tex_coord ) {
          stringstream s;
          s << "Expecting X3DTextureCoordinateNode or NurbsTextureCoordinate";
          throw InvalidNodeType( n->getTypeName(),
            s.str(),
            H3D_FULL_LOCATION );
        }
      }
    };
#ifdef __BORLANDC__
    friend class TexCoordOrNurbsTex;
#endif
 
    ~X3DNurbsSurfaceGeometryNode() { 
      if( nurbs_object ) gluDeleteNurbsRenderer( nurbs_object );
    }
 
    X3DNurbsSurfaceGeometryNode( Inst< SFNode      >  _metadata = 0,
                                 Inst< SFBound     > _bound = 0,
                                 Inst< DisplayList > _displayList = 0,
                                 Inst< MFBool      > _isTouched = 0,
                                 Inst< MFVec3f     > _force = 0,
                                 Inst< MFVec3f     > _contactPoint = 0,
                                 Inst< MFVec3f     > _contactNormal = 0,
                                 Inst< SFCoordinateNode > _controlPoint = 0,
                                 Inst< TexCoordOrNurbsTex > _texCoord = 0,
                                 Inst< SFInt32     > _uTessellation = 0,
                                 Inst< SFInt32     > _vTessellation = 0,
                                 Inst< MFDouble    > _weight = 0,
                                 Inst< SFBool      > _solid = 0,
                                 Inst< SFBool      > _uClosed = 0,
                                 Inst< SFBool      > _vClosed = 0,
                                 Inst< SFInt32     > _uDimension = 0,
                                 Inst< SFInt32     > _vDimension = 0,
                                 Inst< MFDouble    > _uKnot = 0,
                                 Inst< MFDouble    > _vKnot = 0,
                                 Inst< SFInt32     > _uOrder = 0,
                                 Inst< SFInt32     > _vOrder = 0 );
 
    virtual void render();
 
    virtual void traverseSG( TraverseInfo &ti );  
 
    virtual int nrTriangles() {
      return -1;
    }
 
    virtual void renderBetweenBeginEnd(
                                GLUnurbsObj * /*nurbs_object*/,
                                X3DTextureCoordinateNode * /*tex_coord_node*/,
                                TextureCoordinateGenerator * /*tex_coord_gen*/,
                                NurbsTextureCoordinate * /*nurbs_tex_coord*/, 
                                GLfloat * /*texKnotU*/,
                                GLfloat * /*texKnotV*/,
                                GLfloat * /*texCoordinates*/, 
                                GLfloat * /*u_knots*/, 
                                GLfloat * /*v_knots*/, 
                                H3DInt32 &/*sizeOfVertex*/,
                                GLfloat * /*withWeights*/, 
                                H3DInt32 &/*uSizeToUse*/, 
                                H3DInt32 &/*vSizeToUse*/, 
                                H3DInt32 &/*map2Vertex3Or4*/ ) {};
    
    H3DUniquePtr< SFCoordinateNode >  controlPoint;
 
    H3DUniquePtr< TexCoordOrNurbsTex > texCoord;
 
    H3DUniquePtr< SFInt32 > uTessellation;
 
    H3DUniquePtr< SFInt32 > vTessellation;
 
    H3DUniquePtr< MFDouble > weight;
 
    H3DUniquePtr< SFBool  >  solid;
 
    H3DUniquePtr< SFBool  >  uClosed;
 
    H3DUniquePtr< SFBool  >  vClosed;
 
    H3DUniquePtr< SFInt32  >  uDimension;
 
    H3DUniquePtr< SFInt32  >  vDimension;
 
    H3DUniquePtr< MFDouble >  uKnot;
 
    H3DUniquePtr< MFDouble >  vKnot;
 
    H3DUniquePtr< SFInt32  > uOrder;
 
    H3DUniquePtr< SFInt32  > vOrder;
 
    static H3DNodeDatabase database;
    
  protected:
    GLUnurbsObj *nurbs_object;
    H3DUniquePtr< Field > printWarning;
  };
}
 
#endif