Overlay the user Shaders/ over the shared one to avoid copying files

Data/Sys/Shaders/acidtrip.glsl

@@ -0,0 +1,11 @@
+uniform sampler2D samp9;
+
+out vec4 ocol0;
+in vec2 uv0;
+
+uniform vec4 resolution;
+
+void main()
+{
+  ocol0 = (texture(samp9, uv0+resolution.zw) - texture(samp9, uv0-resolution.zw))*8;
+}