common code for shaders

shaders/frag2.glsl

@@ -1,19 +1,12 @@
 #version 460
 
-uniform float iTime;
-uniform vec2 iResolution;
-
-uniform sampler2D frame0;
-uniform sampler2D frame2;
-
-in vec2 vUV;
-layout(location = 4) out vec3 fragColor;
-
 // SRC B
 // ---------
 // IN: 0 / 2
 // OUT: 4
 
+layout(location = 4) out vec3 fragColor;
+
 void main() {
     fragColor = vec3(vUV, 0.0) * step(0.3, vUV.x) * step(-0.4, -vUV.x);
 }