closest.h

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* Visual and Computer Graphics Library                            o     o   *
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#ifndef __VCG_VERTEXMESH_CLOSEST
#define __VCG_VERTEXMESH_CLOSEST
#include <math.h>

#include <vcg/space/point3.h>
#include <vcg/space/box3.h>
#include <vcg/space/point4.h>
#include <vcg/math/base.h>
#include <vcg/simplex/face/distance.h>
#include <vcg/simplex/vertex/distance.h>
#include <vcg/space/intersection3.h>
#include <vcg/space/index/space_iterators.h>

namespace vcg {
        namespace vrt {

                //**MARKER CLASSES**//
                template <class MESH_TYPE,class OBJ_TYPE>
                class Tmark
                {
                        MESH_TYPE *m;
                public:
                        Tmark(){}
                        void UnMarkAll(){m->UnMarkAll();}
                        bool IsMarked(OBJ_TYPE* obj){return (m->IsMarked(obj));}
                        void Mark(OBJ_TYPE* obj){m->Mark(obj);}
                        void SetMesh(MESH_TYPE *_m)
                        {m=_m;}
                };


                template <class MESH_TYPE>
                class VertTmark:public Tmark<MESH_TYPE,typename MESH_TYPE::VertexType>
                {};

                //**CLOSEST FUNCTION DEFINITION**//

                /*

                aka MetroCore
                data una mesh m e una ug sulle sue facce trova il punto di m piu' vicino ad
                un punto dato.
                */

                // input: mesh, punto, griglia (gr), distanza limite (mdist)
                // output: normale (interpolata) alla faccia e punto piu' vicino su di essa, e coord baricentriche del punto trovato

                // Nota che il parametro template GRID non ci dovrebbe essere, visto che deve essere 
                // UGrid<MESH::FaceContainer >, ma non sono riuscito a definirlo implicitamente 

                
                template <class MESH, class GRID>
                        typename MESH::VertexType * GetClosestVertex( MESH & mesh,GRID & gr,const typename GRID::CoordType & _p, 
                        const typename GRID::ScalarType & _maxDist,typename GRID::ScalarType & _minDist )
                {
                        typedef typename GRID::ScalarType ScalarType;
                        typedef Point3<ScalarType> Point3x;
                        typedef VertTmark<MESH> MarkerVert;
                        MarkerVert mv;
                        mv.SetMesh(&mesh);
                        typedef  PointDistanceFunctor VDistFunct;
                        _minDist=_maxDist;
                        Point3x _closestPt;
                        return (gr.GetClosest(PointDistanceFunctor(),mv,_p,_maxDist,_minDist,_closestPt));
                }

                
                template <class MESH, class GRID, class OBJPTRCONTAINER,class DISTCONTAINER, class POINTCONTAINER>
                        unsigned int GetKClosestVertex(MESH & mesh,GRID & gr, const unsigned int _k, 
                        const typename GRID::CoordType & _p, const typename GRID::ScalarType & _maxDist,
                        OBJPTRCONTAINER & _objectPtrs,DISTCONTAINER & _distances, POINTCONTAINER & _points)
                {
                        typedef VertTmark<MESH> MarkerVert;
                        MarkerVert mv;
                        mv.SetMesh(&mesh);
                        typedef vcg::vert::PointDistanceFunctor VDistFunct;
                        return (gr.GetKClosest/*<VDistFunct,MarkerVert,OBJPTRCONTAINER,DISTCONTAINER,POINTCONTAINER>*/
                                (VDistFunct(),mv,_k,_p,_maxDist,_objectPtrs,_distances,_points));
                }

                template <class MESH, class GRID, class OBJPTRCONTAINER, class DISTCONTAINER, class POINTCONTAINER>
                        unsigned int GetInSphereVertex(MESH & mesh,
                        GRID & gr,
                        const typename GRID::CoordType & _p,
                        const typename GRID::ScalarType & _r,
                        OBJPTRCONTAINER & _objectPtrs,
                        DISTCONTAINER & _distances, 
                        POINTCONTAINER & _points)
                {
                        typedef VertTmark<MESH> MarkerVert;
                        MarkerVert mv;
                        mv.SetMesh(&mesh);
                        typedef vcg::vert::PointDistanceFunctor VDistFunct;
                        return (gr.GetInSphere/*<VDistFunct,MarkerVert,OBJPTRCONTAINER,DISTCONTAINER,POINTCONTAINER>*/
                                (VDistFunct(),mv,_p,_r,_objectPtrs,_distances,_points));
                }


                template <class MESH, class GRID, class OBJPTRCONTAINER>
                        unsigned int GetInBoxVertex(MESH & mesh,
                        GRID & gr,
                        const vcg::Box3<typename GRID::ScalarType> _bbox,
                        OBJPTRCONTAINER & _objectPtrs) 
                {
                        typedef VertTmark<MESH> MarkerVert;
                        MarkerVert mv;
                        mv.SetMesh(&mesh);
                        return(gr.GetInBox(mv,_bbox,_objectPtrs));
                }


                //**ITERATORS DEFINITION**//

                template <class GRID,class MESH>
                class ClosestVertexIterator:public vcg::ClosestIterator<GRID,vcg::vert::PointDistanceFunctor, VertTmark<MESH> >
                {
                public:
                        typedef GRID GridType;
                        typedef MESH MeshType;
                        typedef VertTmark<MESH> MarkerVert;
                        typedef vcg::vert::PointDistanceFunctor VDistFunct;
                        typedef vcg::ClosestIterator<GRID,VDistFunct, VertTmark<MESH> > ClosestBaseType;

                        ClosestVertexIterator(GridType &_Si):ClosestBaseType(_Si,VDistFunct()){}

                        void SetMesh(MeshType *m)
                        {tm.SetMesh(m);}
                };


        }        // end namespace vert
}        // end namespace vcg

#endif

---

vcglib
Author(s): Christian Bersch
autogenerated on Fri Jan 11 09:16:48 2013