ass="normal">
        public 
         
         
         
         
        void
      </span>
      <span class="sympad">setAlpha</span>
      <span class="normal">(int alpha)</span>
    </h4>
      <div class="api-level">
        <div>

</div>
        
  

      </div>
    <div class="jd-details-descr">
      
  <div class="jd-tagdata jd-tagdescr"><p>Set the alpha value to be used for drawing frames in <code><a href="../../../../../com/facebook/fresco/animation/backend/AnimationBackend.html#drawFrame(an