Method add_face_elements_header

src/IO/PLYWriter.cpp:166–192

}

void PLYWriter::add_face_elements_header(Mesh& mesh, p_ply& ply) {
    const size_t num_faces = mesh.get_num_faces();
    assert_success(ply_add_element(ply, "face", num_faces), "Add face failed");
    assert_success(ply_add_list_property(ply, "vertex_indices", PLY_UCHAR,
                PLY_INT), "Add face vertex indices failed");

    for (NameArray::const_iterator itr = m_face_attr_names.begin();
            itr != m_face_attr_names.end(); itr++) {
        std::string name = strip_prefix(*itr, "face_");
        const VectorF& attr = mesh.get_attribute(*itr);
        const size_t per_face_size = attr.size() / num_faces;
        e_ply_type ply_type = m_scalar;
        if (name == "red" || name == "green" || name == "blue") {
            ply_type = PLY_UCHAR;
        }
        if (per_face_size == 1) {
            assert_success(ply_add_scalar_property(ply, name.c_str(), ply_type),
                    "Add per face scalar attribute failed");
        } else {
            if (name == "corner_texture") {
                name = "texcoord";
            }
            assert_success(ply_add_list_property(ply, name.c_str(), PLY_UCHAR,
                        ply_type), "Add per face vector attribute failed");
        }
    }
}

void PLYWriter::add_voxel_elements_header(Mesh& mesh, p_ply& ply) {
    const size_t num_voxels = mesh.get_num_voxels();