redo evolver, add warrior serialization / deserialization to library

1 files changed, 7 insertions, 4 deletions

diff --git a/readme.txt b/readme.txt
index ffb5eac..fa275a1 100644
--- a/readme.txt
+++ b/readme.txt
@@ -41,8 +41,11 @@ Note that tabulator expects at least two processes (one head process and at leas
 
 === evolver ===
 
-The "evolver" program attempts to create warriors who are good against a particular other warrior via a process similar to genetic
-evolution. It is highly experimental and does not always work. I may or may not attempt to improve it in the future.
+The experimental "evolver" program attempts to create warriors who are good against a particular other
+warrior via a process similar to genetic evolution. I may or may not attempt to improve it in the future.
 
-To evolve a warrior against the included Epson warrior, with the outputs from each round stored in a directory named output, run
-  bin/evolver warriors/epson.red output
+The evolver takes an arbitrary number of input warriors as "seeds". To evolve a warrior against Dwarf, using
+all of the included warriors as seeds, and storing the outputs from each round in a directory named output, run
+  mpirun bin/evolver warriors/dwarf.red output warriors/*.red
+
+As with tabulator, evolver requires at least two processes, and you will have to oversubscribe if you only have one core.