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/* ----------------------------------------------------------------------- *
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 * This file is part of GEL, http://www.imm.dtu.dk/GEL
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 * Copyright (C) the authors and DTU Informatics
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 * For license and list of authors, see ../../doc/intro.pdf
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 * ----------------------------------------------------------------------- */
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#include <fstream>
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#include "obj_load.h"
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#include "obj_load.h"
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#include "Geometry/obj_load.h"
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#include "HMesh/Manifold.h"
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#include "build_manifold.h"
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#include <Geometry/obj_load.h>
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#include <Geometry/TriMesh.h>
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#include "Manifold.h"
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using namespace std;
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using namespace std;
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using namespace CGLA;
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using namespace CGLA;
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using namespace HMesh;
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using namespace Geometry;
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namespace HMesh
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namespace HMesh
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{
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{
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    using std::string;
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    using Geometry::TriMesh;
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    using Geometry::obj_load;
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		bool obj_load(const std::string& filename, HMesh::Manifold& m)
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    bool obj_load(const string& filename, Manifold& m)
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		{
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    {
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        ifstream ifs(filename.data());
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        if(ifs)
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        {
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            vector<Vec3f> vertices;
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            vector<int> faces;
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            vector<int> indices;
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            while(ifs.good() && !ifs.eof())
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            {
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                string tok;
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                ifs >> tok;
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                if(tok == "v")
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                {
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                    float x,y,z;
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                    ifs >> x >> y >> z;
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                    vertices.push_back(Vec3f(x,y,z));
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                    char line[1000];
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                    ifs.getline(line, 998);
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                }
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                else if(tok == "f")
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                {
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                    char line[1000];
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                    ifs.getline(line, 998);
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                    char* pch = strtok(line, " \t");
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                    int ctr = 0;
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                    while(pch != 0)
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                    {
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                        int v;
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                        sscanf(pch, "%d", &v);
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                        indices.push_back(v-1);
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                        pch = strtok(0, " \t");
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                        ++ctr;
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                    }
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                    if(ctr)
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                        faces.push_back(ctr);
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                }
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                else
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				TriMesh mesh;
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                {
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                    char line[1000];
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				Geometry::obj_load(filename, mesh);
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                    ifs.getline(line, 998);
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                }
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            }
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            m.clear();
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				build_manifold(m, mesh);
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            m.build(vertices.size(),
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                    reinterpret_cast<float*>(&vertices[0]),
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                    faces.size(),
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                    &faces[0],
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                    &indices[0]);
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				return true;
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            return true;
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        }
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        return false;
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		}
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    }
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}
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}
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