SurfaceAssembly.h

//===========================================================================
// GoTools - SINTEF Geometry Tools
//
// GoTools module: Intersections, version 1.0
//
// Copyright (C) 2000-2007 SINTEF ICT, Applied Mathematics, Norway.
//
// This program 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 version 2 of the License. 
//
// This program 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 this program; if not, write to the Free Software            
// Foundation, Inc.,                                                      
// 59 Temple Place - Suite 330,                                           
// Boston, MA  02111-1307, USA.                                           
//
// Contact information: E-mail: tor.dokken@sintef.no                      
// SINTEF ICT, Department of Applied Mathematics,                         
// P.O. Box 124 Blindern,                                                 
// 0314 Oslo, Norway.                                                     
//
// Other licenses are also available for this software, notably licenses
// for:
// - Building commercial software.                                        
// - Building software whose source code you wish to keep private.        
//===========================================================================
#ifndef _SURFACEASSEMBLY_H
#define _SURFACEASSEMBLY_H

#include "ParamSurfaceInt.h"

namespace Go
{


class SurfaceAssembly
    {
    public:

        SurfaceAssembly(boost::shared_ptr<ParamSurfaceInt> surf,
                        std::vector<std::pair<double,int> > u_div,
                        std::vector<std::pair<double,int> > v_div,
                        std::vector<RectDomain> sing_domain,
                        double rel_par_res);

        ~SurfaceAssembly();

        void resetSubIndex(int idx=0)
            { idx_sub_ = idx; }

        void resetAssemblyIndex()
            { idx_assembly_ = 0; }

        int getNmbSubSurface();


        bool getNextSubSurface(boost::shared_ptr<ParamSurfaceInt>& sub_sf,
                               int& idx, int& sing_idx);

        bool getNextAssembly(boost::shared_ptr<ParamSurfaceInt>& assembly,
                             int& idx, bool& potential_sing);

        bool subSfNeighbour(int idx1, int idx2);

        bool doTouch(int idx1, int idx2);

        bool touchAtSingularity(int idx1, int idx2);

        bool isInPrevAssembly(int idx1, int idx2);

        bool isInFirstAssembly(boost::shared_ptr<ParamSurfaceInt> sub_srf);

        int getSubSurfaceIndex(boost::shared_ptr<ParamSurfaceInt> sub_srf,
                               bool& at_end);

        std::vector<std::pair<double,int> > getUdiv()
            {
                return u_div_;
            }

        std::vector<std::pair<double,int> > getVdiv()
            {
                return v_div_;
            }

    private:
        boost::shared_ptr<ParamSurfaceInt> surf_;
        std::vector<std::pair<double,int> > u_div_;
        std::vector<std::pair<double,int> > v_div_;
        std::vector<RectDomain> sing_domain_;
        double ptol_;
        bool closed_in_u_;
        bool closed_in_v_;
        mutable int idx_sub_;
        mutable int idx_assembly_;  // The index corresponds to the
        // sub surface where the lower left corner of the assembly lies.
        // Thus, the index does not count the total number of assemblies

        // Refine the surface according to the given division parameters
        // if possible (to save time at a later stage)
        void refineSurf();
    };
} // namespace Go

#endif  // _SURFACEASSEMBLY_H

---