Method check_mesh

tools/Assembler/Elements/TriangleElements.cpp:56–66

}

void TriangleElements::check_mesh() {
    if (m_mesh->get_num_faces() == 0) {
        throw RuntimeError("Mesh contains zero faces.");
    }
    if (m_mesh->get_vertex_per_face() != 3) {
        throw RuntimeError("Mesh is not a triangle mesh.");
    }
    if (!m_mesh->has_attribute("face_area")) {
        m_mesh->add_attribute("face_area");
    }
}