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

Data/Sys/Shaders/auto_toon.glsl

@@ -0,0 +1,22 @@
+uniform sampler2D samp9;
+
+out vec4 ocol0;
+in vec2 uv0;
+
+uniform vec4 resolution;
+
+void main()
+{
+  vec4 to_gray = vec4(0.3,0.59,0.11,0);
+  
+  float x1 = dot(to_gray, texture(samp9, uv0+vec2(1,1)*resolution.zw));
+  float x0 = dot(to_gray, texture(samp9, uv0+vec2(-1,-1)*resolution.zw));
+  float x3 = dot(to_gray, texture(samp9, uv0+vec2(1,-1)*resolution.zw));
+  float x2 = dot(to_gray, texture(samp9, uv0+vec2(-1,1)*resolution.zw));
+  
+  float edge = (x1 - x0) * (x1 - x0) + (x3 - x2) * (x3 - x2);
+  
+  float4 color = texture(samp9, uv0).rgba;
+
+  ocol0 = color - vec4(edge, edge, edge, edge) * 12.0;
+}