cleanup

[progcomp10.git] / src / selectAlgorithms.py

diff --git a/src/selectAlgorithms.py b/src/selectAlgorithms.py
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+# Alternative (obsolete) algorithms for selecting agents for battle.
+# They're all a bit crap and only here for comparison purposes.
+
+
+# Selects an opponent and removes it from the list of remaining potential opponents.
+       # This is just an example, but the fact that the first agent will miss out on having
+       # a fight picked with it it, and that the last agent won't get to pick a fight, seems
+       # to not matter very much. Can probably be left as-is.
+       def ChoosePair (self):
+               # This approach forces each agent to defend once and attack once per round.
+               # Keep track of the remaining population.
+               remaining = self.population[:]
+               agentID = random.randint (0,len(remaining)-1)
+               defender = remaining.pop (agentID) # Not really a defender (try to work it out)!
+               while len (remaining) > 1:
+                       if defender.GetPoints () < 1:   # If the agent died before it got a chance to attack
+                               attackerID = random.randint (0,len(remaining)-1)
+                               attacker = remaining.pop (attackerID)
+                       else: attacker = defender
+                       defenderID = random.randint (0,len(remaining)-1)
+                       defender = remaining.pop (defenderID)
+                       yield attacker, defender
+