Subversion Repositories gelsvn

#include <fstream>
#include <iostream>
#include <string>
#include "obj_save.h"
#include "HMesh/FaceCirculator.h"

namespace HMesh
{
        using namespace std;
        using namespace CGLA;
        using namespace HMesh;
        
        bool obj_save(const std::string& filename, Manifold& m)
        {
                ofstream os(filename.data());
                if(os.bad()) return false;
                int k=0;
                vector<int> touched_vals(m.no_vertices());
                for(VertexIter vi = m.vertices_begin(); vi != m.vertices_end(); ++vi,++k)
                {
                        touched_vals[k] = vi->touched;
                        vi->touched = k+1;
                        Vec3f p = vi->pos;
                        os << "v "<< p[0] << " " << p[1] << " " << p[2] << "\n";
                }
                for(FaceIter fi = m.faces_begin();fi != m.faces_end(); ++fi)
                {
                        std::vector<int> verts;
                        for(FaceCirculator fc(fi);!fc.end();++fc)
                        {
                                int vertex_idx = fc.get_vertex()->touched;
                                if(vertex_idx > k)
                                {
                                        cout << vertex_idx  << " " << k << endl;
                                        verts.push_back(0);
                                }
                                else
                                {
                                        assert(vertex_idx <= k);
                                        verts.push_back(vertex_idx);
                                }
                        }
                        assert(verts.size()==3);
                        for(size_t i=1;i<(verts.size()-1);++i)
                        {
                                os << "f ";
                                os << verts[0] << " " << verts[i] << " " << verts[i+1] << "\n";
                        }
                }
                k=0;
                for(VertexIter vi = m.vertices_begin(); vi != m.vertices_end(); ++vi,++k)
                        vi->touched = touched_vals[k];
                return true;
        }
        
}