Function SimplifyModel

Source/Graphics/models.cpp:54–100

//-----------------------------------------------------------------------------

void SimplifyModel(std::string name, Model& model, int edge_target) {
    LOGI << "Simplification - starting..." << std::endl;

    char path[kPathSize];
    FormatString(path, kPathSize, "%s%slow.obj", GetWritePath(CoreGameModID).c_str(), name.c_str());
    CreateParentDirs(path);

#ifdef _WIN32
    createfile(path);
    string short_path = path;
    ShortenWindowsPath(short_path);
    string output_filename = short_path.c_str();
#else
    string output_filename = path;
#endif

    Simplify::vertices.clear();
    for (int i = 0; i < model.vertices.size(); i += 3) {
        Simplify::Vertex v;
        v.p.x = model.vertices[i + 0];
        v.p.y = model.vertices[i + 1];
        v.p.z = model.vertices[i + 2];
        Simplify::vertices.push_back(v);
    }

    Simplify::triangles.clear();
    for (int i = 0; i < model.faces.size(); i += 3) {
        Simplify::Triangle t;

        t.v[0] = model.faces[i + 0];
        t.v[1] = model.faces[i + 1];
        t.v[2] = model.faces[i + 2];
        t.deleted = false;
        t.dirty = false;
        t.attr = 0UL;
        t.material = -1;
        Simplify::triangles.push_back(t);
    }

    LOGW << "Simplifying terrain mesh, face count in: " << model.faces.size() << std::endl;
    Simplify::simplify_mesh(edge_target);
    LOGW << "Simplified terrain mesh, face count out: " << Simplify::triangle_count() << std::endl;

    Simplify::write_obj(output_filename.c_str());

    LOGW << "Saving simplified terrain mesh to \"" << output_filename << "\"" << std::endl;
}

int Models::CopyModel(int model_id) {
    int id = AddModel();