1 files changed, 16 insertions, 0 deletions
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]],
+  ];
+}