From 78f2f5f4b1ccd58bbdef0d5e5d2dd026ac4ad668 Mon Sep 17 00:00:00 2001
From: sanine <sanine.not@pm.me>
Date: Sat, 11 Nov 2023 13:58:56 -0600
Subject: add postprocessing rule to freeze agents

---
 src/simulation/postprocess.js | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 src/simulation/postprocess.js

(limited to 'src/simulation/postprocess.js')

diff --git a/src/simulation/postprocess.js b/src/simulation/postprocess.js
new file mode 100644
index 0000000..d50839e
--- /dev/null
+++ b/src/simulation/postprocess.js
@@ -0,0 +1,18 @@
+'use strict';
+
+export const postprocess = [
+  (world) => ({
+    ...world,
+    agents: world.agents.map(a => {
+      const {x, y} = a;
+      if (
+        world.lattice[y][x].type === 'mutable' ||
+        world.lattice[y][x].type === 'active'
+    ) {
+        return { ...a, flags: {...a.flags, frozen: true } };
+      } else {
+        return a;
+      }
+    }),
+  }),
+];
-- 
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