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[Dinesh Shetty <>]

#include<CGAL/Exact_predicates_exact_constructions_kernel.h>

typedef CGAL::Exact_predicates_exact_constructions_kernel Kernel;

typedef CGAL::Delaunay_mesh_vertex_base_2<Kernel> Vb;

typedef CGAL::Triangulation_vertex_base_with_info_2<std::pair< std::pair<int, int>, std::pair<int, std::string> >, Kernel, Vb > Vertex_base;

typedef CGAL::Delaunay_mesh_face_base_2< Kernel > Face_base;

//typedef CGAL::Triangulation_face_base_with_info_2<std::pair<int,int>, Kernel> Face_base; //does not work with constrained triangulation?

typedef CGAL::Exact_predicates_tag Itag;

typedef CGAL::Triangulation_data_structure_2< Vertex_base, Face_base > Triangulation_data;

typedef CGAL::Constrained_Delaunay_triangulation_2< Kernel, Triangulation_data, Itag > CDTriangulation;

typedef CGAL::Constrained_triangulation_plus_2<CDTriangulation> CDTriangulationPlus;

typedef CGAL::Delaunay_mesh_size_criteria_2< CDTriangulationPlus > Criteria;

typedef CGAL::Delaunay_mesher_2< CDTriangulationPlus, Criteria > Mesher_Base;

typedef CDTriangulationPlus::Vertex_handle Vertex_handle;

typedef std::vector< Vertex_handle > Vertex_handles;

typedef CDTriangulationPlus::Face_handle Face_handle;

typedef CDTriangulationPlus::Point Point;

typedef CGAL::Polygon_2<Kernel> Polygon2D;

std::list<Point> seed;

CGAL::refine_Delaunay_mesh_2(cdtp, seed.begin(), seed.end(), Criteria( cnfg_.MaxTriangleSkewness(), cnfg_.MaxTriangleEdgeLength()*2.0));

CGAL::lloyd_optimize_mesh_2(cdtp ,CGAL::parameters::max_iteration_number = MeshOptItr);

Leads to following compile error

3>D:\PE\PE_Software\3rdParty\CGAL\CGAL-4.12\include\CGAL/number_utils.h(104): error C2064: term does not evaluate to a function taking 1 arguments

3> D:\PE\PE_Software\3rdParty\CGAL\CGAL-4.12\include\CGAL/Mesh_2/Refine_edges_with_clusters.h(286) : see reference to function template instantiation 'CGAL::Null_functor::result_type CGAL::sqrt<CGAL::Lazy_exact_nt<ET_>>(const AS &)' being compiled

3> with

3> [

3> ET_=CGAL::Gmpq,

3> AS=CGAL::Lazy_exact_nt<CGAL::Gmpq>

3> ]

3> D:\PE\PE_Software\3rdParty\CGAL\CGAL-4.12\include\CGAL/Mesh_2/Refine_edges_with_clusters.h(249) : while compiling class template member function 'CGAL::Point_2<R_> CGAL::Mesh_2::Refine_edges_base_with_clusters<Tr,Is_locally_conform>::split_cluster_point(CGAL::internal::CC_iterator<DSC,Const>,CGAL::internal::CC_iterator<DSC,Const>,const CGAL::Mesh_2::Clusters<Tr>::Cluster &) const'

3> with

3> [

3> R_=CGAL::Epeck,

3> Tr=FeMDefs::CDTriangulationPlus,

3> Is_locally_conform=CGAL::Mesh_2::Is_locally_conforming_Gabriel<FeMDefs::CDTriangulationPlus>,

3> DSC=CGAL::Compact_container<CGAL::Triangulation_vertex_base_with_info_2<std::pair<std::pair<int,int>,std::pair<int,IdType>>,Kernel,CGAL::Delaunay_mesh_vertex_base_2<Kernel,CGAL::Triangulation_vertex_base_2<Kernel,CGAL::Triangulation_ds_vertex_base_2<CGAL::Triangulation_data_structure_2<FeMDefs::Vertex_base,FeMDefs::Face_base>>>>>>,

3> Const=false

3> ]

3> D:\PE\PE_Software\3rdParty\CGAL\CGAL-4.12\include\CGAL/Mesh_2/Refine_edges_with_clusters.h(127) : see reference to function template instantiation 'CGAL::Point_2<R_> CGAL::Mesh_2::Refine_edges_base_with_clusters<Tr,Is_locally_conform>::split_cluster_point(CGAL::internal::CC_iterator<DSC,Const>,CGAL::internal::CC_iterator<DSC,Const>,const CGAL::Mesh_2::Clusters<Tr>::Cluster &) const' being compiled

3> with

3> [

3> R_=CGAL::Epeck,

3> Tr=FeMDefs::CDTriangulationPlus,

3> Is_locally_conform=CGAL::Mesh_2::Is_locally_conforming_Gabriel<FeMDefs::CDTriangulationPlus>,

3> DSC=CGAL::Compact_container<CGAL::Triangulation_vertex_base_with_info_2<std::pair<std::pair<int,int>,std::pair<int,IdType>>,Kernel,CGAL::Delaunay_mesh_vertex_base_2<Kernel,CGAL::Triangulation_vertex_base_2<Kernel,CGAL::Triangulation_ds_vertex_base_2<CGAL::Triangulation_data_structure_2<FeMDefs::Vertex_base,FeMDefs::Face_base>>>>>>,

3> Const=false

3> ]

3> D:\PE\PE_Software\3rdParty\CGAL\CGAL-4.12\include\CGAL/Mesh_2/Refine_edges_with_clusters.h(315) : see reference to class template instantiation 'CGAL::Mesh_2::Refine_edges_base_with_clusters<Tr,Is_locally_conform>' being compiled

3> with

3> [

3> Tr=FeMDefs::CDTriangulationPlus,

3> Is_locally_conform=CGAL::Mesh_2::Is_locally_conforming_Gabriel<FeMDefs::CDTriangulationPlus>

3> ]

3> D:\PE\PE_Software\3rdParty\CGAL\CGAL-4.12\include\CGAL/Delaunay_mesher_2.h(71) : see reference to class template instantiation 'CGAL::Mesh_2::Refine_edges_with_clusters<Tr,Is_locally_conform>' being compiled

3> with

3> [

3> Tr=FeMDefs::CDTriangulationPlus,

3> Is_locally_conform=CGAL::Mesh_2::Is_locally_conforming_Gabriel<FeMDefs::CDTriangulationPlus>

3> ]

3> D:\PE\PE_Software\3rdParty\CGAL\CGAL-4.12\include\CGAL/Delaunay_mesher_2.h(372) : see reference to class template instantiation 'CGAL::Delaunay_mesher_2<Tr,Crit>' being compiled

3> with

3> [

3> Tr=FeMDefs::CDTriangulationPlus,

3> Crit=FeMDefs::Criteria

3> ]

3> src\FemMesh.cpp(485) : see reference to function template instantiation 'void CGAL::refine_Delaunay_mesh_2<CDTriangulationPlus,CGAL::Delaunay_mesh_size_criteria_2<CDT>,std::_List_iterator<_Mylist>>(Tr &,InputIterator,InputIterator,const Criteria &,bool)' being compiled

3> with

3> [

3> CDT=FeMDefs::CDTriangulationPlus,

3> _Mylist=std::_List_val<std::_List_simple_types<CGAL::Point_2<CGAL::Epeck>>>,

3> Tr=CDTriangulationPlus,

3> InputIterator=std::_List_iterator<std::_List_val<std::_List_simple_types<CGAL::Point_2<CGAL::Epeck>>>>,

3> Criteria=CGAL::Delaunay_mesh_size_criteria_2<FeMDefs::CDTriangulationPlus>

3> ]

any help appreciated