🔧 Use vec2 for size uniform

src/EnergizeB.js

@@ -248,21 +248,21 @@ if (utils.isInShellProcess()) {
 
         // Add leading shower particles.
         vec2 showerUV = cogl_tex_coord_in[0].st + vec2(0, -0.7*uProgress/SHOWER_TIME);
-        showerUV *= 0.02 * vec2(uSizeX, uSizeY) / uScale;
+        showerUV *= 0.02 * uSize / uScale;
         float shower = pow(simplex2D(showerUV), 10.0);
         cogl_color_out.rgb += uColor * shower * masks.x;
         cogl_color_out.a += shower * masks.x;
 
         // Add trailing streak lines.
         vec2 streakUV = cogl_tex_coord_in[0].st + vec2(0, -uProgress/SHOWER_TIME);
-        streakUV *= vec2(0.05 * uSizeX, 0.001 * uSizeY) / uScale;
+        streakUV *= vec2(0.05 * uSize.x, 0.001 * uSize.y) / uScale;
         float streaks = simplex2DFractal(streakUV) * 0.5;
         cogl_color_out.rgb += uColor * streaks * masks.y;
         cogl_color_out.a += streaks * masks.y;
 
         // Add glimmering atoms.
         vec2 atomUV = cogl_tex_coord_in[0].st + vec2(0, -0.025*uProgress/SHOWER_TIME);
-        atomUV *= 0.2 * vec2(uSizeX, uSizeY) / uScale;
+        atomUV *= 0.2 * uSize / uScale;
         float atoms = pow((simplex3D(vec3(atomUV, uTime))), 5.0);
         cogl_color_out.rgb += uColor * atoms * masks.z;
         cogl_color_out.a += atoms * masks.z;