160;<span class="comment"></span>    <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_v_s_t_g_u_i_1_1_c_draw_context.html#af3d3105540ef14ece6a9e82adca5c65e">setGlobalAlpha</a> (<span class="keywordtype">float</span> newAlpha);   </div><div class="line"><a name="l00135"></a><span class="lineno"><a class="line" href="class_v_s_t_g_u_i_1_1_c_draw_context.html#a3e054c18b00bc88eb94eb8609ab1ca55">  135</a></span>&#160;    <span class="keywordtype">float</span>