From 442bb01af8b9cbf88189a4d2368548f41149413f Mon Sep 17 00:00:00 2001
From: Leo Tenenbaum <pommicket@gmail.com>
Date: Sat, 12 Dec 2020 20:38:04 -0500
Subject: evolution

---
 sim.hpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'sim.hpp')

diff --git a/sim.hpp b/sim.hpp
index 1a93566..7de7a9a 100644
--- a/sim.hpp
+++ b/sim.hpp
@@ -167,6 +167,7 @@ typedef struct {
 #define MAX_PLATFORMS 32
 typedef struct {
 	float score; // distance this setup can throw the ball
+	bool mutated;
 	u32 nplatforms;
 	Platform platforms[MAX_PLATFORMS];
 } Setup;
@@ -218,8 +219,9 @@ typedef struct {
 	u32 nplatforms;
 	Platform platforms[MAX_PLATFORMS];
 
-#define GENERATION_SIZE 1000
-	Setup generation[GENERATION_SIZE];
+#define GENERATION_SIZE 100
+#define TOP_KEPT 10 // keep top this many setups after every generation
+	Setup setups[TOP_KEPT + GENERATION_SIZE];
 
 	u32 tmp_mem_used; // this is not measured in bytes, but in MaxAligns 
 #define TMP_MEM_BYTES (4L<<20)
-- 
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