From 9fbeab4652b075fb545cbe54984a91f91be1d627 Mon Sep 17 00:00:00 2001
From: sanine <sanine.not@pm.me>
Date: Mon, 30 Oct 2023 00:43:26 -0500
Subject: implement mut_genome_insert

---
 src/genome/genome.js | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to 'src/genome/genome.js')

diff --git a/src/genome/genome.js b/src/genome/genome.js
index 7688b32..d35b68c 100644
--- a/src/genome/genome.js
+++ b/src/genome/genome.js
@@ -104,3 +104,19 @@ export function mut_genome_expand(
     n_input, n_internal+1, n_output, new_genome,
   ];
 }
+
+
+export function mut_genome_insert(
+  [n_input, n_internal, n_output, genome], 
+  weight_max, 
+  r1, r2, r3
+) {
+  const source = Math.floor((n_input + n_internal) * r1);
+  const sink   = Math.floor((n_internal + n_output) * r2) + n_input;
+  const weight = weight_max * ((2*r3)-1);
+
+  return [
+    n_input, n_internal, n_output,
+    [...genome, [source, sink, weight]],
+  ];
+}
-- 
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