From 69c8cde985cc012b6cae2a49d489553c5be67202 Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Tue, 15 Jan 2013 21:53:48 +0000
Subject: Compile against latest Eugene (evolution still doesn't work, though).

git-svn-id: http://svn.drobilla.net/lad/trunk/machina@4994 a436a847-0d15-0410-975c-d299462d15a1
---
 src/engine/machina/Evolver.hpp  | 24 ++++++++++++------------
 src/engine/machina/Machine.hpp  |  9 ++++++---
 src/engine/machina/Mutation.hpp | 26 ++++++++++++++++----------
 3 files changed, 34 insertions(+), 25 deletions(-)

(limited to 'src/engine/machina')

diff --git a/src/engine/machina/Evolver.hpp b/src/engine/machina/Evolver.hpp
index 17fae05..e14fc4a 100644
--- a/src/engine/machina/Evolver.hpp
+++ b/src/engine/machina/Evolver.hpp
@@ -17,41 +17,41 @@
 #ifndef MACHINA_EVOLVER_HPP
 #define MACHINA_EVOLVER_HPP
 
-#include "eugene/GAImpl.hpp"
+#include "eugene/GA.hpp"
+#include "eugene/Random.hpp"
 #include "machina/types.hpp"
 #include "raul/Thread.hpp"
 #include "raul/TimeStamp.hpp"
 
+#include "Machine.hpp"
 #include "Schrodinbit.hpp"
 
-namespace Eugene {
-template<typename G>
-class HybridMutation;
+namespace eugene {
+template<typename G> class HybridMutation;
 }
 
 namespace machina {
 
-class Machine;
 class Problem;
 
-class Evolver
-	: public Raul::Thread
+class Evolver : public Raul::Thread
 {
 public:
-	Evolver(Raul::TimeUnit unit,
-	        const string&  target_midi,
-	        SPtr<Machine>  seed);
+	Evolver(Raul::TimeUnit     unit,
+	        const std::string& target_midi,
+	        SPtr<Machine>      seed);
 
 	void seed(SPtr<Machine> parent);
 	bool improvement() { return _improvement; }
 
-	SPtr<const Machine> best() { return _ga->best(); }
+	const Machine& best() { return _ga->best(); }
 
-	typedef Eugene::GAImpl<Machine> MachinaGA;
+	typedef eugene::GA<Machine> MachinaGA;
 
 private:
 	void _run();
 
+	eugene::Random  _rng;
 	SPtr<MachinaGA> _ga;
 	SPtr<Problem>   _problem;
 	float           _seed_fitness;
diff --git a/src/engine/machina/Machine.hpp b/src/engine/machina/Machine.hpp
index a4d0262..cd94391 100644
--- a/src/engine/machina/Machine.hpp
+++ b/src/engine/machina/Machine.hpp
@@ -19,7 +19,6 @@
 
 #include <vector>
 #include <set>
-#include <boost/utility.hpp>
 
 #include "machina/types.hpp"
 #include "raul/Atom.hpp"
@@ -37,8 +36,7 @@ class LearnRequest;
 
 /** A (Finite State) Machine.
  */
-class Machine
-	: public Stateful
+class Machine : public Stateful
 {
 public:
 	explicit Machine(TimeUnit unit);
@@ -53,6 +51,8 @@ public:
 	/** Completely replace this machine's contents with a deep copy. */
 	Machine& operator=(const Machine& copy);
 
+	bool operator==(const Machine& rhs) const;
+
 	/** Merge another machine into this machine. */
 	void merge(const Machine& machine);
 
@@ -95,6 +95,8 @@ public:
 	SPtr<Node> random_node();
 	SPtr<Edge> random_edge();
 
+	float fitness;  // For GA
+
 private:
 	// Audio context
 	SPtr<Node> earliest_node() const;
@@ -117,6 +119,7 @@ private:
 	SPtr<LearnRequest> _pending_learn;
 	Nodes              _nodes;
 	Raul::TimeStamp    _time;
+
 	bool               _is_finished;
 };
 
diff --git a/src/engine/machina/Mutation.hpp b/src/engine/machina/Mutation.hpp
index d811a50..69f5ee4 100644
--- a/src/engine/machina/Mutation.hpp
+++ b/src/engine/machina/Mutation.hpp
@@ -21,13 +21,19 @@
 
 #ifdef HAVE_EUGENE
 #    include "eugene/Mutation.hpp"
-#    define SUPER : public Eugene::Mutation <Machine>
+#    define SUPER : public eugene::Mutation<Machine>
 #else
 #    define SUPER : public Mutation
 #endif
 
 namespace machina {
 
+#ifdef HAVE_EUGENE
+typedef eugene::Random Random;
+#else
+struct Random {};
+#endif
+
 class Machine;
 
 namespace Mutation {
@@ -35,17 +41,17 @@ namespace Mutation {
 struct Mutation {
 	virtual ~Mutation() {}
 
-	virtual void mutate(Machine& machine) = 0;
+	virtual void mutate(Random& rng, Machine& machine) = 0;
 };
 
-struct Compress   SUPER { void mutate(Machine& machine); };
-struct AddNode    SUPER { void mutate(Machine& machine); };
-struct RemoveNode SUPER { void mutate(Machine& machine); };
-struct AdjustNode SUPER { void mutate(Machine& machine); };
-struct SwapNodes  SUPER { void mutate(Machine& machine); };
-struct AddEdge    SUPER { void mutate(Machine& machine); };
-struct RemoveEdge SUPER { void mutate(Machine& machine); };
-struct AdjustEdge SUPER { void mutate(Machine& machine); };
+struct Compress   SUPER { void mutate(Random& rng, Machine& machine); };
+struct AddNode    SUPER { void mutate(Random& rng, Machine& machine); };
+struct RemoveNode SUPER { void mutate(Random& rng, Machine& machine); };
+struct AdjustNode SUPER { void mutate(Random& rng, Machine& machine); };
+struct SwapNodes  SUPER { void mutate(Random& rng, Machine& machine); };
+struct AddEdge    SUPER { void mutate(Random& rng, Machine& machine); };
+struct RemoveEdge SUPER { void mutate(Random& rng, Machine& machine); };
+struct AdjustEdge SUPER { void mutate(Random& rng, Machine& machine); };
 
 } // namespace Mutation
 
-- 
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