uniform mediump float specPower;
varying lowp vec3 halfDir;
varying lowp vec3 normal;
void main ()
{
  lowp vec4 c_1;
  lowp float tmpvar_2;
  tmpvar_2 = dot (normal, halfDir);
  mediump vec4 tmpvar_3;
  tmpvar_3 = vec4(pow (tmpvar_2, specPower));
  c_1 = tmpvar_3;
  gl_FragColor = c_1;
}