From 5d16a15a412a13572479fcd3d24878a1a8d0e9f5 Mon Sep 17 00:00:00 2001
From: Daanish <me@syedm.dev>
Date: Sun, 29 Mar 2026 11:21:48 +0000
Subject: [PATCH] Add external snippet comments for Simplex 2D noise in fog
 shader

---
 assets/shaders/fog.frag | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/assets/shaders/fog.frag b/assets/shaders/fog.frag
index ff88e4a..f9dffc5 100644
--- a/assets/shaders/fog.frag
+++ b/assets/shaders/fog.frag
@@ -8,6 +8,7 @@ uniform vec2 torch_lights[32];
 uniform int num_torches;
 uniform float time_sec;
 
+// External snippet 
 // Simplex 2D noise
 // Source: https://gist.github.com/patriciogonzalezvivo/670c22f3966e662d2f83
 vec3 permute(vec3 x) { return mod(((x*34.0)+1.0)*x, 289.0); }
@@ -38,6 +39,7 @@ float snoise(vec2 v){
   g.yz = a0.yz * x12.xz + h.yz * x12.yw;
   return 130.0 * dot(m, g);
 }
+// End of external snippet.
 
 void main() {
   vec2 virtual_coord = (gl_FragCoord.xy - offset) / scale;