feat: ignore some values in auto random

default/frag8.glsl

@@ -16,15 +16,11 @@ uniform sampler2D iTex0;
 uniform int iSeed8;
 uniform vec3 iGroup2_3[7];
 uniform vec3 iGroup3_1[2];
-uniform int iDemo;
-uniform int iAutoRand;
 
 void main() {
     vec4 color = fx_stage(vUV, iTex9, iTex0, iSeed8, iGroup2_3[0], iGroup2_3[1].xy, iGroup2_3[2], iGroup2_3[3].xy, iGroup2_3[4], iGroup2_3[5].xy, iGroup2_3[6]);
 
-    if (iDemo < 1 && iAutoRand < 1) {
-        color = mix(color, vec4(0), iGroup3_1[0].y);
-    }
+    color = mix(color, vec4(0), iGroup3_1[0].y);
 
     fragColor = color;
 }