Method add_voxel_elements_header

src/IO/PLYWriter.cpp:194–218

}

void PLYWriter::add_voxel_elements_header(Mesh& mesh, p_ply& ply) {
    const size_t num_voxels = mesh.get_num_voxels();
    if (num_voxels == 0) return;
    assert_success(ply_add_element(ply, "voxel", num_voxels), "Add voxel failed");
    assert_success(ply_add_list_property(ply, "vertex_indices", PLY_UCHAR,
                PLY_INT), "Add voxel vertex indices failed");

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

void PLYWriter::write_vertex_elements(Mesh& mesh, p_ply& ply) {
    const size_t dim = mesh.get_dim();