torusdraw

            glVertex3dv(v);

            TorusVertex(a1b, m_r1, a2a, m_r2, v, n);
            glTexCoord2f(u2, v2);
            glNormal3dv(n);

            glVertex3dv(v);

            TorusVertex(a1b, m_r1, a2b, m_r2, v, n);
            glTexCoord2f(u3, v3);
            glNormal3dv(n);

            glVertex3dv(v);

            TorusVertex(a1a, m_r1, a2b, m_r2, v, n);
            glTexCoord2f(u4, v4);
            glNormal3dv(n);

            glVertex3dv(v);

            glEnd();
        }
    }
    glDisable(GL_TEXTURE_2D);
}