3 uniform sampler2D sampler;
\r
4 varying mediump vec2 coord;
\r
27 a = s1[3](s1(int(u.x), u.y), s1(int(u.z), u.w), s1(14, 14.0));
\r
28 b = s1[3](s1(17, 17.0), s1(int(w.x), w.y), s1(int(w.z), w.w));
\r
31 v = texture2D(sampler, coord);
\r
33 v = texture2D(sampler, 2.0*coord);
\r