Method evaluate_offset_parameters

tools/Wires/Tiler/MeshTiler.cpp:113–138

}

void MeshTiler::evaluate_offset_parameters(WireNetwork& wire_network,
        const MeshTiler::FuncList& funcs) {
    const size_t dim = wire_network.get_dim();
    const size_t num_vertices = wire_network.get_num_vertices();
    const size_t num_unit_vertices = m_unit_wire_network->get_num_vertices();

    wire_network.add_attribute("vertex_offset", true);
    MatrixFr attr_value(num_vertices, dim);

    auto vars_array = extract_attributes(m_mesh);
    const MatrixFr& ori_vertices = m_unit_wire_network->get_vertices();
    size_t count=0;
    auto vars_itr = vars_array.begin();
    for (auto f : funcs) {
        assert(vars_itr != vars_array.end());
        MatrixFr local_offseted_vertices = ori_vertices +
            m_params->evaluate_offset(*vars_itr);
        attr_value.block(count * num_unit_vertices, 0,
                num_unit_vertices, dim) = f(local_offseted_vertices);
        count++;
        vars_itr++;
    }

    attr_value = attr_value - wire_network.get_vertices();
    wire_network.set_attribute("vertex_offset", attr_value);
}