From f2c2e6d86ba461088f539e7a33804310ea666993 Mon Sep 17 00:00:00 2001
From: Michael Peters <michael@styx>
Date: Wed, 4 Sep 2024 21:07:52 -0700
Subject: [PATCH] add a small stat

---
 src/site/snake/canvas.ts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/site/snake/canvas.ts b/src/site/snake/canvas.ts
index 575da20..e08e37e 100644
--- a/src/site/snake/canvas.ts
+++ b/src/site/snake/canvas.ts
@@ -17,6 +17,7 @@ import {
     resetGlobalIDs,
 } from './neat';
 import { BASE_GENOME_SNAKE_BRAIN_NEAT, NEATSnakeBrain } from './neat-snake-brain';
+import { mapInvert, mapMap } from './util';
 
 const BOARD_SIZE = 600; // px
 const SQUARE_SIZE = 30; // px
@@ -216,6 +217,7 @@ export default function runCanvas(canvas: HTMLCanvasElement, pipeRef: MutableRef
             const { nextPopulation, nextReps } = computeNextGeneration(population, fitness, NGC);
             population = nextPopulation;
             reps = nextReps;
+            console.log({ nextPopulationSizes: mapMap(mapInvert(nextPopulation), (k, v) => [k, v.size]) });
             trainer = {
                 labs: Array.from(population.keys()).map(g => makeLab(nextLabId++, g)),
             };