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375 jrf 1 
#include <iostream>
149 jab 2 
#include "Util/Timer.h"
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#include "Util/Parse.h"
375 jrf 4 
#include "Util/XmlParser.h"
149 jab 5 
#include "HMesh/Manifold.h"
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#include "build_manifold.h"
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#include "x3d_load.h"
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using namespace CGLA;
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using namespace Util;
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using namespace std;
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using namespace HMesh;
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150 jab 14 
namespace HMesh
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{
377 jrf 16 
    namespace
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    {
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        vector<int> faces;
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        vector<int> indices;
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        vector<Vec3f> vertices;
149 jab 21 
 
377 jrf 22 
        void coord_index_to_face_vec(const vector<int>& coord_index,
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                                     vector<int>& faces,
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                                     vector<int>& indices)
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        {
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            Face face;
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            size_t k=0;
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            for(size_t i=0;i<coord_index.size();i++)
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            {
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                int idx = coord_index[i];
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                if (idx==-1)
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                {
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                    faces.push_back(k);
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                    k=0;
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                }
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                else
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                {
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                    indices.push_back(idx);
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                    ++k;
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                }
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            }
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        }
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    }
149 jab 44 
 
375 jrf 45 
    void handle_X3D(XmlElement& elem)
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    {
377 jrf 47 
        elem.process_elements();
375 jrf 48 
    }
149 jab 49 
 
375 jrf 50 
    void handle_Scene(XmlElement& elem)
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    {
377 jrf 52 
        elem.process_elements();
375 jrf 53 
    }
149 jab 54 
 
375 jrf 55 
    void handle_Transform(XmlElement& elem)
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    {
377 jrf 57 
        elem.process_elements();
375 jrf 58 
    }
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    void handle_Shape(XmlElement& elem)
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    {
377 jrf 62 
        cout << "Found shape" << endl;
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        elem.process_elements();
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        cout << "Shape ends" << endl;
375 jrf 65 
    }
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    void handle_IndexedFaceSet(XmlElement& elem)
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    {
377 jrf 69 
        vector<int> coord_index;
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        parse(elem.atts["coordIndex"].c_str(), coord_index);
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        coord_index_to_face_vec(coord_index, faces, indices);
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        elem.process_elements();
375 jrf 73 
    }
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    void handle_Coordinate(XmlElement& elem)
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    {
377 jrf 77 
        parse(elem.atts["point"].c_str(), vertices);
375 jrf 78 
    }
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377 jrf 80 
    int find_last_of(const std::string& F, const std::string& C)
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    {
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        size_t pos = F.find_last_of(C);
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        if (pos == string::npos)
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            return -1;
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        return pos;
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    }
149 jab 87 
 
377 jrf 88 
    bool x3d_load(const std::string& filename, Manifold& mani)
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    {
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        faces.clear();
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        indices.clear();
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        vertices.clear();
149 jab 93 
 
377 jrf 94 
        Timer tim;
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        tim.start();
149 jab 96 
 
377 jrf 97 
        std::string baseurl;
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        int idx = s_max(find_last_of(filename, "\\"),
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                        find_last_of(filename, "/"));
149 jab 100 
 
377 jrf 101 
        if(idx != -1)
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          baseurl = std::string(filename.substr(0, idx+1));
149 jab 103 
 
375 jrf 104 
        XmlDoc x3d_doc(filename.c_str());
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        x3d_doc.add_handler("X3D", handle_X3D);
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        x3d_doc.add_handler("Scene", handle_Scene);
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        x3d_doc.add_handler("Shape", handle_Shape);
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        x3d_doc.add_handler("Transform", handle_Transform);
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        x3d_doc.add_handler("IndexedFaceSet", handle_IndexedFaceSet);
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        x3d_doc.add_handler("Coordinate", handle_Coordinate);
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        x3d_doc.process_elements();
149 jab 112 
 
377 jrf 113 
        build_manifold(mani, vertices.size(), &vertices[0], faces.size(),
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                       &faces[0], &indices[0]);
149 jab 115 
 
377 jrf 116 
        cout << " Loading took " << tim.get_secs() << endl;
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        return false;
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    }
149 jab 119 
}