7 files changed, 20 insertions, 13 deletions
diff --git a/src/engine/machina/Action.hpp b/src/engine/machina/Action.hpp
index 888f639..d3c47cb 100644
--- a/src/engine/machina/Action.hpp
+++ b/src/engine/machina/Action.hpp
@@ -34,7 +34,7 @@ namespace Machina {
 struct Action : public Raul::Deletable, public Raul::Stateful {
 	virtual void execute(SharedPtr<Raul::MIDISink> sink, Raul::BeatTime time) = 0;
 
-	virtual void write_state(Raul::RDFWriter& writer);
+	virtual void write_state(Raul::RDF::Model& model);
 };
 
 
diff --git a/src/engine/machina/Edge.hpp b/src/engine/machina/Edge.hpp
index 51314c4..4681b38 100644
--- a/src/engine/machina/Edge.hpp
+++ b/src/engine/machina/Edge.hpp
@@ -40,7 +40,7 @@ public:
 		, _head(head)
 	{}
 
-	void write_state(Raul::RDFWriter& writer);
+	void write_state(Raul::RDF::Model& model);
 
 	WeakPtr<Node>   tail() { return _tail; }
 	SharedPtr<Node> head() { return _head; }
diff --git a/src/engine/machina/Engine.hpp b/src/engine/machina/Engine.hpp
index 4263ef3..2cae36d 100644
--- a/src/engine/machina/Engine.hpp
+++ b/src/engine/machina/Engine.hpp
@@ -21,7 +21,8 @@
 #include <glibmm/ustring.h>
 #include <raul/SharedPtr.h>
 #include <raul/types.h>
-#include "machina/Driver.hpp" 
+#include "machina/Driver.hpp"
+#include "machina/Loader.hpp"
 
 namespace Machina {
 
@@ -30,10 +31,14 @@ class Machine;
 
 class Engine {
 public:
-	Engine(SharedPtr<Driver> driver)
+	Engine(SharedPtr<Driver> driver, Raul::RDF::World& rdf_world)
 		: _driver(driver)
+		, _rdf_world(rdf_world)
+		, _loader(_rdf_world)
 	{ }
 	
+	Raul::RDF::World& rdf_world() { return _rdf_world; }
+
 	SharedPtr<Driver>  driver()  { return _driver; }
 	SharedPtr<Machine> machine() { return _driver->machine(); }
 
@@ -46,6 +51,8 @@ public:
 
 private:
 	SharedPtr<Driver> _driver;
+	Raul::RDF::World& _rdf_world;
+	Loader            _loader;
 };
 
 
diff --git a/src/engine/machina/Loader.hpp b/src/engine/machina/Loader.hpp
index af35c56..eb7deac 100644
--- a/src/engine/machina/Loader.hpp
+++ b/src/engine/machina/Loader.hpp
@@ -19,9 +19,9 @@
 #define MACHINA_LOADER_HPP
 
 #include <glibmm/ustring.h>
-#include "raul/SharedPtr.h"
-#include "raul/Path.h"
-#include "raul/Namespaces.h"
+#include <raul/SharedPtr.h>
+#include <raul/Path.h>
+#include <raul/RDFWorld.h>
 
 using Raul::Namespaces;
 
@@ -32,12 +32,12 @@ class Machine;
 
 class Loader {
 public:
-	Loader(SharedPtr<Namespaces> = SharedPtr<Namespaces>());
+	Loader(Raul::RDF::World& rdf_world);
 
 	SharedPtr<Machine> load(const Glib::ustring& filename);
 
 private:
-	SharedPtr<Namespaces>  _namespaces;
+	Raul::RDF::World& _rdf_world;
 };
 
 
diff --git a/src/engine/machina/Machine.hpp b/src/engine/machina/Machine.hpp
index c2f081d..ff32930 100644
--- a/src/engine/machina/Machine.hpp
+++ b/src/engine/machina/Machine.hpp
@@ -21,7 +21,7 @@
 #include <boost/utility.hpp>
 #include <raul/SharedPtr.h>
 #include <raul/List.h>
-#include <raul/RDFWriter.h> 
+#include <raul/RDFModel.h> 
 #include <raul/TimeSlice.h>
 #include "types.hpp"
 #include "LearnRequest.hpp"
@@ -47,7 +47,7 @@ public:
 	void remove_node(SharedPtr<Node> node);
 	void learn(SharedPtr<LearnRequest> learn);
 
-	void write_state(Raul::RDFWriter& writer);
+	void write_state(Raul::RDF::Model& model);
 
 	// Audio context
 	void      reset();
diff --git a/src/engine/machina/MidiAction.hpp b/src/engine/machina/MidiAction.hpp
index 510c0d0..c019ca9 100644
--- a/src/engine/machina/MidiAction.hpp
+++ b/src/engine/machina/MidiAction.hpp
@@ -53,7 +53,7 @@ public:
 
 	void execute(SharedPtr<Raul::MIDISink> driver, Raul::BeatTime time);
 	
-	virtual void write_state(Raul::RDFWriter& writer);
+	virtual void write_state(Raul::RDF::Model& model);
 
 private:
 
diff --git a/src/engine/machina/Node.hpp b/src/engine/machina/Node.hpp
index 23fb4ec..6c275a8 100644
--- a/src/engine/machina/Node.hpp
+++ b/src/engine/machina/Node.hpp
@@ -62,7 +62,7 @@ public:
 	void remove_outgoing_edge(SharedPtr<Edge> edge);
 	void remove_outgoing_edges_to(SharedPtr<Node> node);
 
-	void write_state(Raul::RDFWriter& writer);
+	void write_state(Raul::RDF::Model& model);
 
 	bool      is_initial() const        { return _is_initial; }
 	void      set_initial(bool i)       { _is_initial = i; }