mirror of https://github.com/CGAL/cgal
Add NamedParameters to the off IO functions.
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@ -32,24 +32,36 @@
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#include <CGAL/boost/graph/Euler_operations.h>
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#include <CGAL/boost/graph/helpers.h>
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#include <CGAL/boost/graph/named_params_helper.h>
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#include <CGAL/boost/graph/named_function_params.h>
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namespace CGAL {
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/*!
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\ingroup PkgBGLIOFct
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writes the graph `g` in the OFF format.
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\cgalNamedParamsBegin
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* \cgalParamBegin{vertex_point_map} the property map with the points associated to the vertices of `g`.
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* If this parameter is omitted, an internal property map for
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* `CGAL::vertex_point_t` should be available in `FaceGraph`\cgalParamEnd
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* \cgalNamedParamsEnd
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\sa Overloads of this function for specific models of the concept `FaceGraph`.
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*/
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template <typename FaceGraph>
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template <typename FaceGraph, typename NamedParameters>
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bool write_off(std::ostream& os,
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const FaceGraph& g)
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const FaceGraph& g,
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const NamedParameters& np)
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{
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typedef typename boost::graph_traits<FaceGraph>::vertex_descriptor vertex_descriptor;
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typedef typename boost::graph_traits<FaceGraph>::face_descriptor face_descriptor;
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typedef typename boost::graph_traits<FaceGraph>::vertices_size_type vertices_size_type;
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typedef typename boost::graph_traits<FaceGraph>::faces_size_type faces_size_type;
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typename boost::property_map<FaceGraph, CGAL::vertex_point_t>::const_type vpm = get(CGAL::vertex_point,g);
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typename Polygon_mesh_processing::GetVertexPointMap<FaceGraph, NamedParameters>::const_type
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vpm = choose_param(get_param(np, internal_np::vertex_point),
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get_const_property_map(CGAL::vertex_point, g));
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vertices_size_type nv = static_cast<vertices_size_type>(std::distance(vertices(g).first, vertices(g).second));
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faces_size_type nf = static_cast<faces_size_type>(std::distance(faces(g).first, faces(g).second));
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@ -78,21 +90,45 @@ bool write_off(std::ostream& os,
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\sa Overloads of this function for specific models of the concept `FaceGraph`.
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*/
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template <typename FaceGraph, typename NamedParameters>
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bool write_off(const char* fname,
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const FaceGraph& g,
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const NamedParameters& np)
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{
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std::ofstream out(fname);
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if(out.good()){
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return write_off(out,g, np);
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}
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return false;
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}
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template <typename FaceGraph, typename NamedParameters>
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bool write_off(const std::string& fname,
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const FaceGraph& g,
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const NamedParameters& np)
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{ return write_off(fname.c_str(), g, np); }
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template <typename FaceGraph>
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bool write_off(std::ostream& os,
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const FaceGraph& g)
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{
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return write_off(os, g,
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parameters::all_default());
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}
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template <typename FaceGraph>
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bool write_off(const char* fname,
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const FaceGraph& g)
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{
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std::ofstream out(fname);
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if(out.good()){
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return write_off(out,g);
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}
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return false;
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return write_off(fname,g,
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parameters::all_default());
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}
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template <typename FaceGraph>
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bool write_off(const std::string& fname,
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const FaceGraph& g)
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{ return write_off(fname.c_str(), g); }
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{ return write_off(fname, g,
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parameters::all_default()); }
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namespace internal { namespace read_off_tools {
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@ -122,14 +158,21 @@ inline std::string next_non_comment(std::istream& is)
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/*!
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\ingroup PkgBGLIOFct
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reads the graph `g` from data in the OFF format. Ignores comment lines which start with a hash, and lines with whitespace.
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\cgalNamedParamsBegin
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* \cgalParamBegin{vertex_point_map} the property map with the points associated to the vertices of `g`.
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* If this parameter is omitted, an internal property map for
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* `CGAL::vertex_point_t` should be available in `FaceGraph`\cgalParamEnd
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* \cgalNamedParamsEnd
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\sa Overloads of this function for specific models of the concept `FaceGraph`.
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\pre The data must represent a 2-manifold
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\attention The graph `g` is not cleared, and the data from the stream are added.
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*/
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template <typename FaceGraph>
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template <typename FaceGraph, typename NamedParameters>
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bool read_off(std::istream& is,
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FaceGraph& g)
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FaceGraph& g,
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NamedParameters np)
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{
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using namespace internal::read_off_tools;
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@ -137,9 +180,11 @@ bool read_off(std::istream& is,
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typedef typename boost::graph_traits<FaceGraph>::vertices_size_type vertices_size_type;
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typedef typename boost::graph_traits<FaceGraph>::faces_size_type faces_size_type;
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typedef typename boost::property_map<FaceGraph, CGAL::vertex_point_t>::type Vpm;
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typedef typename Polygon_mesh_processing::GetVertexPointMap<FaceGraph, NamedParameters>::type Vpm;
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typedef typename boost::property_traits<Vpm>::value_type Point_3;
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Vpm vpm = get(CGAL::vertex_point,g);
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Vpm vpm = choose_param(get_param(np, internal_np::vertex_point),
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get_property_map(CGAL::vertex_point, g));
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vertices_size_type nv, nvf;
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faces_size_type nf;
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int ignore;
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@ -182,6 +227,12 @@ bool read_off(std::istream& is,
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return true;
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}
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template <typename FaceGraph>
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bool read_off(std::istream& is,
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FaceGraph& g)
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{
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return read_off(is, g, parameters::all_default());
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}
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/*!
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\ingroup PkgBGLIOFct
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@ -191,36 +242,52 @@ bool read_off(std::istream& is,
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\attention The graph `g` is not cleared, and the data from the stream are added.
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*/
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template <typename FaceGraph>
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template <typename FaceGraph, typename NamedParameters>
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bool read_off(const char* fname,
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FaceGraph& g)
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FaceGraph& g,
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NamedParameters np)
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{
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std::ifstream in(fname);
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if(in.good()){
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return read_off(in, g);
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return read_off(in, g, np);
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}
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return false;
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}
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template <typename FaceGraph>
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bool read_off(const std::string& fname,
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bool read_off(const char* fname,
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FaceGraph& g)
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{ return read_off(fname.c_str(), g); }
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{
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return read_off(fname, g, parameters::all_default());
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}
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template <typename FaceGraph, typename NamedParameters>
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bool read_off(const std::string& fname,
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FaceGraph& g,
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NamedParameters np)
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{ return read_off(fname.c_str(), g, np); }
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template <typename FaceGraph>
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bool read_off(const std::string& fname,
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FaceGraph& g)
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{ return read_off(fname, g, parameters::all_default()); }
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template <typename FaceGraph, typename NamedParameters>
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bool write_inp(std::ostream& os,
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const FaceGraph& g,
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std::string name,
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std::string type)
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std::string type,
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const NamedParameters& np)
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{
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typedef typename boost::graph_traits<FaceGraph>::vertex_descriptor vertex_descriptor;
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typedef typename boost::graph_traits<FaceGraph>::face_descriptor face_descriptor;
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typedef typename boost::graph_traits<FaceGraph>::vertices_size_type vertices_size_type;
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typedef typename boost::property_map<FaceGraph, CGAL::vertex_point_t>::const_type VPM;
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typedef typename Polygon_mesh_processing::GetVertexPointMap<FaceGraph, NamedParameters>::const_type VPM;
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typedef typename boost::property_traits<VPM>::value_type Point_3;
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VPM vpm = get(CGAL::vertex_point,g);
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VPM vpm = choose_param(get_param(np, internal_np::vertex_point),
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get_const_property_map(CGAL::vertex_point, g));
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os << "*Part, name=" << name << "\n*Node\n";
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boost::container::flat_map<vertex_descriptor,vertices_size_type> reindex;
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@ -33,9 +33,13 @@
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bool read_mesh(Surface_mesh& mesh, const std::string& filename);
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template<typename NamedParameters>
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bool read_off(Surface_mesh& mesh, const std::string& filename, NamedParameters& np);
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bool read_off(Surface_mesh& mesh, const std::string& filename);
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bool write_mesh(const Surface_mesh& mesh, const std::string& filename);
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template<typename NamedParameters>
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bool write_off(const Surface_mesh& mesh, const std::string& filename, const NamedParameters& np);
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bool write_off(const Surface_mesh& mesh, const std::string& filename);
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@ -24,7 +24,8 @@
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#include "IO.h"
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#include <stdio.h>
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#include <CGAL/boost/graph/named_function_params.h>
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#include <CGAL/boost/graph/named_params_helper.h>
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//== IMPLEMENTATION ===========================================================
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@ -39,12 +40,13 @@ template <typename T> void read(FILE* in, T& t)
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//-----------------------------------------------------------------------------
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template <typename NamedParameters>
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bool read_off_ascii(Surface_mesh& mesh,
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FILE* in,
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const bool has_normals,
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const bool has_texcoords,
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const bool has_colors)
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const bool has_colors,
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NamedParameters& np)
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{
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char line[100], *lp;
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unsigned int i, j, items, idx, nc;
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@ -52,6 +54,9 @@ bool read_off_ascii(Surface_mesh& mesh,
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Vec3f p, n, c;
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Vec2f t;
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Surface_mesh::Vertex v;
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typename CGAL::Polygon_mesh_processing::GetVertexPointMap<Surface_mesh, NamedParameters>::const_type
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vpm = choose_param(get_param(np, CGAL::boost::internal_np::vertex_point),
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get_const_property_map(CGAL::vertex_point, mesh));
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// properties
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@ -78,7 +83,8 @@ bool read_off_ascii(Surface_mesh& mesh,
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// position
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items = sscanf(lp, "%f %f %f%n", &p[0], &p[1], &p[2], &nc);
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assert(items==3);
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v = mesh.add_vertex((Point)p);
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Surface_mesh::Vertex v = mesh.add_vertex();
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put(vpm, v, (Point)p);
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lp += nc;
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// normal
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@ -146,12 +152,13 @@ bool read_off_ascii(Surface_mesh& mesh,
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//-----------------------------------------------------------------------------
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template<typename NamedParameters>
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bool read_off_binary(Surface_mesh& mesh,
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FILE* in,
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const bool has_normals,
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const bool has_texcoords,
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const bool has_colors)
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const bool has_colors,
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NamedParameters& np)
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{
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unsigned int i, j, idx;
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unsigned int nV, nF, nE;
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@ -169,6 +176,9 @@ bool read_off_binary(Surface_mesh& mesh,
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Surface_mesh::Vertex_property<Texture_coordinate> texcoords;
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if (has_normals) normals = mesh.vertex_property<Normal>("v:normal");
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if (has_texcoords) texcoords = mesh.vertex_property<Texture_coordinate>("v:texcoord");
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typename CGAL::Polygon_mesh_processing::GetVertexPointMap<Surface_mesh, NamedParameters>::const_type
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vpm = choose_param(get_param(np, CGAL::boost::internal_np::vertex_point),
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get_const_property_map(CGAL::vertex_point, mesh));
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// #Vertice, #Faces, #Edges
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@ -184,7 +194,8 @@ bool read_off_binary(Surface_mesh& mesh,
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{
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// position
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read(in, p);
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v = mesh.add_vertex((Point)p);
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Surface_mesh::Vertex v = mesh.add_vertex();
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put(vpm, v, (Point)p);
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// normal
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if (has_normals)
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@ -224,8 +235,8 @@ bool read_off_binary(Surface_mesh& mesh,
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//-----------------------------------------------------------------------------
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bool read_off(Surface_mesh& mesh, const std::string& filename)
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template<typename NamedParameters>
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bool read_off(Surface_mesh& mesh, const std::string& filename, NamedParameters& np)
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{
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char line[100];
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bool has_texcoords = false;
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@ -274,8 +285,8 @@ bool read_off(Surface_mesh& mesh, const std::string& filename)
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// read as ASCII or binary
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bool ok = (is_binary ?
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read_off_binary(mesh, in, has_normals, has_texcoords, has_colors) :
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read_off_ascii(mesh, in, has_normals, has_texcoords, has_colors));
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read_off_binary(mesh, in, has_normals, has_texcoords, has_colors, np) :
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read_off_ascii(mesh, in, has_normals, has_texcoords, has_colors, np));
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fclose(in);
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@ -28,6 +28,8 @@
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#include <CGAL/Polyhedron_3.h>
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#include <CGAL/IO/print_OFF.h>
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#include <CGAL/IO/scan_OFF.h>
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#include <CGAL/boost/graph/named_params_helper.h>
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#include <CGAL/boost/graph/named_function_params.h>
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#include <iostream>
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namespace CGAL {
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@ -36,16 +38,54 @@ namespace CGAL {
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template < class Traits,
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class Items,
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template < class T, class I, class A>
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class HDS, class Alloc>
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class HDS, class Alloc, class NamedParameters>
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bool
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write_off( std::ostream& out, const Polyhedron_3<Traits,Items,HDS,Alloc>& P){
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write_off( std::ostream& out, const Polyhedron_3<Traits,Items,HDS,Alloc>& P, const NamedParameters& np){
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// writes P to `out' in PRETTY, ASCII or BINARY format
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// as the stream indicates.
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File_header_OFF header( is_binary( out), ! is_pretty( out), false);
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CGAL::print_polyhedron_with_header_OFF( out, P, header);
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typename CGAL::Polygon_mesh_processing::GetVertexPointMap<Polyhedron_3<Traits,Items,HDS,Alloc>, NamedParameters>::const_type
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vpm = choose_param(get_param(np, internal_np::vertex_point),
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get_const_property_map(CGAL::vertex_point, P));
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CGAL::print_polyhedron_with_header_OFF( out, P, header, vpm);
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return out.good();
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}
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template < class Traits,
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class Items,
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template < class T, class I, class A>
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class HDS, class Alloc>
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bool
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write_off( std::ostream& out, const Polyhedron_3<Traits,Items,HDS,Alloc>& P){
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return write_off(out, P, parameters::all_default());
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}
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template < class Traits,
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class Items,
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template < class T, class I, class A>
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class HDS, class Alloc,
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class NamedParameters>
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bool
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read_off(std::istream& in,
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Polyhedron_3<Traits,Items,HDS,Alloc>& P,
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NamedParameters np) {
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// reads a polyhedron from `in' and appends it to P.
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typedef typename CGAL::Polygon_mesh_processing::GetVertexPointMap<Polyhedron_3<Traits,Items,HDS,Alloc>, NamedParameters>::type Vpm;
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Vpm vpm = choose_param(get_param(np, internal_np::vertex_point),
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get_property_map(CGAL::vertex_point, P));
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CGAL::scan_OFF( in, P);
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if(!boost::is_default_param(get_param(np, internal_np::vertex_point)))
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{
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typedef typename boost::graph_traits<Polyhedron_3<Traits,Items,HDS,Alloc> >::vertex_descriptor Vertex;
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typename property_map_selector<Polyhedron_3<Traits,Items,HDS,Alloc>, boost::vertex_point_t>::type
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def_vpm = get_property_map(CGAL::vertex_point, P);
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BOOST_FOREACH(Vertex v, vertices(P))
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{
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put(vpm, v, get(def_vpm, v));
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}
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}
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return in.good();
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}
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template < class Traits,
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class Items,
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@ -53,13 +93,11 @@ template < class Traits,
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class HDS, class Alloc>
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bool
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read_off(std::istream& in,
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Polyhedron_3<Traits,Items,HDS,Alloc>& P) {
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// reads a polyhedron from `in' and appends it to P.
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CGAL::scan_OFF( in, P);
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return in.good();
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Polyhedron_3<Traits,Items,HDS,Alloc>& P)
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{
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return read_off(in, P, parameters::all_default());
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}
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template < class Traits,
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class Items,
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template < class T, class I, class A>
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@ -24,18 +24,18 @@
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#include <CGAL/license/Polyhedron.h>
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#include <CGAL/basic.h>
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#include <CGAL/Inverse_index.h>
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#include <iostream>
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namespace CGAL {
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template <class Polyhedron, class Writer>
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template <class Polyhedron, class Writer, class Vpm>
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void
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generic_print_polyhedron( std::ostream& out,
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const Polyhedron& P,
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Writer& writer) {
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Writer& writer,
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const Vpm& vpm ) {
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// writes P to `out' in the format provided by `writer'.
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typedef typename Polyhedron::Vertex_const_iterator VCI;
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typedef typename Polyhedron::Facet_const_iterator FCI;
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@ -45,10 +45,10 @@ generic_print_polyhedron( std::ostream& out,
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P.size_of_vertices(),
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P.size_of_halfedges(),
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P.size_of_facets());
|
||||
for( VCI vi = P.vertices_begin(); vi != P.vertices_end(); ++vi) {
|
||||
writer.write_vertex( ::CGAL::to_double( vi->point().x()),
|
||||
::CGAL::to_double( vi->point().y()),
|
||||
::CGAL::to_double( vi->point().z()));
|
||||
BOOST_FOREACH(typename boost::graph_traits<Polyhedron>::vertex_descriptor vi, vertices(P)) {
|
||||
writer.write_vertex( ::CGAL::to_double( get(vpm, vi).x()),
|
||||
::CGAL::to_double( get(vpm, vi).y()),
|
||||
::CGAL::to_double( get(vpm, vi).z()));
|
||||
}
|
||||
typedef Inverse_index< VCI> Index;
|
||||
Index index( P.vertices_begin(), P.vertices_end());
|
||||
|
|
@ -69,6 +69,15 @@ generic_print_polyhedron( std::ostream& out,
|
|||
writer.write_footer();
|
||||
}
|
||||
|
||||
template <class Polyhedron, class Writer>
|
||||
void
|
||||
generic_print_polyhedron( std::ostream& out,
|
||||
const Polyhedron& P,
|
||||
Writer& writer)
|
||||
{
|
||||
generic_print_polyhedron(out, P, writer,
|
||||
get_property_map(CGAL::vertex_point, P));
|
||||
}
|
||||
} //namespace CGAL
|
||||
#endif // CGAL_IO_GENERIC_PRINT_POLYHEDRON_H //
|
||||
// EOF //
|
||||
|
|
|
|||
|
|
@ -33,16 +33,24 @@
|
|||
|
||||
namespace CGAL {
|
||||
|
||||
template <class Polyhedron>
|
||||
template <class Polyhedron, class Vpm>
|
||||
void print_polyhedron_with_header_OFF( std::ostream& out,
|
||||
const Polyhedron& P,
|
||||
const File_header_OFF& header) {
|
||||
const File_header_OFF& header,
|
||||
const Vpm& vpm) {
|
||||
File_writer_OFF writer( header);
|
||||
writer.header().set_polyhedral_surface( true);
|
||||
writer.header().set_halfedges( P.size_of_halfedges());
|
||||
generic_print_polyhedron( out, P, writer);
|
||||
generic_print_polyhedron( out, P, writer, vpm);
|
||||
}
|
||||
|
||||
template <class Polyhedron>
|
||||
void print_polyhedron_with_header_OFF( std::ostream& out,
|
||||
const Polyhedron& P,
|
||||
const File_header_OFF& header)
|
||||
{
|
||||
print_polyhedron_with_header_OFF(out, P, header);
|
||||
}
|
||||
|
||||
template <class Polyhedron>
|
||||
void print_polyhedron_OFF( std::ostream& out,
|
||||
|
|
|
|||
|
|
@ -55,6 +55,8 @@
|
|||
#include <CGAL/boost/graph/Euler_operations.h>
|
||||
#include <CGAL/IO/File_scanner_OFF.h>
|
||||
#include <CGAL/Handle_hash_function.h>
|
||||
#include <CGAL/boost/graph/named_params_helper.h>
|
||||
#include <CGAL/boost/graph/named_function_params.h>
|
||||
|
||||
namespace CGAL {
|
||||
|
||||
|
|
@ -1977,9 +1979,11 @@ private: //------------------------------------------------------- private data
|
|||
/// \relates Surface_mesh
|
||||
/// Inserts the surface mesh in an output stream in Ascii OFF format.
|
||||
/// Only the \em point property is inserted in the stream.
|
||||
/// If an alternative vertex_point map is given through `np`,
|
||||
/// then it will be used instead of the default one.
|
||||
/// \pre `operator<<(std::ostream&,const P&)` must be defined.
|
||||
template <typename P>
|
||||
bool write_off(std::ostream& os, const Surface_mesh<P>& sm) {
|
||||
template <typename P, typename NamedParameters>
|
||||
bool write_off(std::ostream& os, const Surface_mesh<P>& sm, const NamedParameters& np) {
|
||||
typedef Surface_mesh<P> Mesh;
|
||||
typedef typename Mesh::Vertex_index Vertex_index;
|
||||
typedef typename Mesh::Face_index Face_index;
|
||||
|
|
@ -1996,10 +2000,14 @@ private: //------------------------------------------------------- private data
|
|||
else
|
||||
os << "COFF\n" << sm.number_of_vertices() << " " << sm.number_of_faces() << " 0\n";
|
||||
std::vector<int> reindex;
|
||||
typename Polygon_mesh_processing::GetVertexPointMap<Surface_mesh<P>, NamedParameters>::const_type
|
||||
vpm = choose_param(get_param(np, internal_np::vertex_point),
|
||||
get_const_property_map(CGAL::vertex_point, sm));
|
||||
reindex.resize(sm.num_vertices());
|
||||
int n = 0;
|
||||
BOOST_FOREACH(Vertex_index v, sm.vertices()){
|
||||
os << sm.point(v);
|
||||
|
||||
os << get(vpm, v);
|
||||
if(has_vcolors)
|
||||
{
|
||||
CGAL::Color color = vcolors[v];
|
||||
|
|
@ -2058,12 +2066,14 @@ private: //------------------------------------------------------- private data
|
|||
/// format and appends it to the surface mesh `sm`.
|
||||
/// The operator reads the point property as well as "v:normal", "v:color", and "f:color".
|
||||
/// Vertex texture coordinates are ignored.
|
||||
/// If an alternative vertex_point map is given through `np`,
|
||||
/// then it will be used instead of the default one.
|
||||
/// \pre `operator>>(std::istream&,const P&)` must be defined.
|
||||
/// \pre The data in the stream must represent a two-manifold. If this is not the case
|
||||
/// the `failbit` of `is` is set and the mesh cleared.
|
||||
|
||||
template <typename P>
|
||||
bool read_off(std::istream& is, Surface_mesh<P>& sm)
|
||||
template <typename P, typename NamedParameters>
|
||||
bool read_off(std::istream& is, Surface_mesh<P>& sm, NamedParameters np)
|
||||
{
|
||||
typedef Surface_mesh<P> Mesh;
|
||||
typedef typename Kernel_traits<P>::Kernel K;
|
||||
|
|
@ -2071,6 +2081,9 @@ private: //------------------------------------------------------- private data
|
|||
typedef typename Mesh::Face_index Face_index;
|
||||
typedef typename Mesh::Vertex_index Vertex_index;
|
||||
typedef typename Mesh::size_type size_type;
|
||||
typename CGAL::Polygon_mesh_processing::GetVertexPointMap<Surface_mesh<P>, NamedParameters>::type
|
||||
vpm = choose_param(get_param(np, CGAL::internal_np::vertex_point),
|
||||
get_property_map(CGAL::vertex_point, sm));
|
||||
int n, f, e;
|
||||
std::string off;
|
||||
is >> sm_skip_comments;
|
||||
|
|
@ -2097,7 +2110,11 @@ private: //------------------------------------------------------- private data
|
|||
for(int i=0; i < n; i++){
|
||||
is >> sm_skip_comments;
|
||||
is >> p;
|
||||
Vertex_index vi= sm.add_vertex(p);
|
||||
|
||||
Vertex_index vi = sm.add_vertex();
|
||||
put(vpm, vi, p);
|
||||
|
||||
|
||||
vertexmap[i] = vi;
|
||||
if(v_has_normals){
|
||||
is >> v;
|
||||
|
|
@ -2167,6 +2184,11 @@ private: //------------------------------------------------------- private data
|
|||
}
|
||||
|
||||
|
||||
template <typename P>
|
||||
bool read_off(std::istream& is, Surface_mesh<P>& sm)
|
||||
{
|
||||
return read_off(is, sm, parameters::all_default());
|
||||
}
|
||||
|
||||
/// \relates Surface_mesh
|
||||
/// This operator calls `read_off(std::istream& is, CGAL::Surface_mesh& sm)`.
|
||||
|
|
|
|||
Loading…
Reference in New Issue