From ea7bc6c83e7e9131f6bfb799f4b8e5f864bd1d4f Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Fri, 11 Jan 2013 21:43:31 +0000
Subject: Move run context information to Context object and remove
 Machine::_forge.

git-svn-id: http://svn.drobilla.net/lad/trunk/machina@4923 a436a847-0d15-0410-975c-d299462d15a1
---
 src/engine/Machine.cpp | 35 +++++++++++++++++------------------
 1 file changed, 17 insertions(+), 18 deletions(-)

(limited to 'src/engine/Machine.cpp')

diff --git a/src/engine/Machine.cpp b/src/engine/Machine.cpp
index ce4d60f..24e6aaf 100644
--- a/src/engine/Machine.cpp
+++ b/src/engine/Machine.cpp
@@ -26,6 +26,7 @@
 #include "machina/Machine.hpp"
 #include "machina/Updates.hpp"
 #include "machina/URIs.hpp"
+#include "machina/Context.hpp"
 
 #include "Edge.hpp"
 #include "Node.hpp"
@@ -37,9 +38,8 @@ using namespace Raul;
 
 namespace Machina {
 
-Machine::Machine(Raul::Forge& forge, TimeUnit unit)
+Machine::Machine(TimeUnit unit)
 	: _active_nodes(MAX_ACTIVE_NODES, SharedPtr<Node>())
-	, _forge(forge)
 	, _is_activated(false)
 	, _is_finished(false)
 	, _time(unit, 0, 0)
@@ -54,7 +54,6 @@ Machine::Machine(Raul::Forge& forge, TimeUnit unit)
 Machine::Machine(const Machine& copy)
 	: Stateful() // don't copy RDF ID
 	, _active_nodes(MAX_ACTIVE_NODES, SharedPtr<Node>())
-	, _forge(copy._forge)
 	, _is_activated(false)
 	, _is_finished(false)
 	, _time(copy.time())
@@ -212,7 +211,7 @@ Machine::earliest_node() const
  * Returns true if node was entered, or false if the maximum active nodes has been reached.
  */
 bool
-Machine::enter_node(SharedPtr<MIDISink> sink, SharedPtr<Node> node, SharedPtr<UpdateBuffer> updates)
+Machine::enter_node(Context& context, SharedPtr<MIDISink> sink, SharedPtr<Node> node, SharedPtr<UpdateBuffer> updates)
 {
 	assert(!node->is_active());
 
@@ -228,7 +227,7 @@ Machine::enter_node(SharedPtr<MIDISink> sink, SharedPtr<Node> node, SharedPtr<Up
 			write_set(updates,
 			          node->id(),
 			          URIs::instance().machina_active,
-			          _forge.make(true));
+			          context.forge().make(true));
 			return true;
 		}
 		index = (index + 1) % MAX_ACTIVE_NODES;
@@ -241,13 +240,13 @@ Machine::enter_node(SharedPtr<MIDISink> sink, SharedPtr<Node> node, SharedPtr<Up
 /** Exit an active node at the current _time.
  */
 void
-Machine::exit_node(SharedPtr<MIDISink> sink, SharedPtr<Node> node, SharedPtr<UpdateBuffer> updates)
+Machine::exit_node(Context& context, SharedPtr<MIDISink> sink, SharedPtr<Node> node, SharedPtr<UpdateBuffer> updates)
 {
 	node->exit(sink, _time);
 	write_set(updates,
 	          node->id(),
 	          URIs::instance().machina_active,
-	          _forge.make(false));
+	          context.forge().make(false));
 
 	assert(!node->is_active());
 
@@ -270,7 +269,7 @@ Machine::exit_node(SharedPtr<MIDISink> sink, SharedPtr<Node> node, SharedPtr<Upd
 					&& rand_normal > range_min
 					&& rand_normal < range_min + (*s)->probability()) {
 
-				enter_node(sink, (*s)->head(), updates);
+				enter_node(context, sink, (*s)->head(), updates);
 				break;
 
 			} else {
@@ -289,7 +288,7 @@ Machine::exit_node(SharedPtr<MIDISink> sink, SharedPtr<Node> node, SharedPtr<Upd
 				SharedPtr<Node> head = (*e)->head();
 
 				if ( ! head->is_active())
-					enter_node(sink, head, updates);
+					enter_node(context, sink, head, updates);
 			}
 		}
 
@@ -306,16 +305,15 @@ Machine::exit_node(SharedPtr<MIDISink> sink, SharedPtr<Node> node, SharedPtr<Upd
  * with sample accuracy if necessary).
  */
 uint32_t
-Machine::run(const Raul::TimeSlice& time, SharedPtr<UpdateBuffer> updates)
+Machine::run(Context& context, SharedPtr<UpdateBuffer> updates)
 {
 	if (_is_finished)
 		return 0;
 
-
 	SharedPtr<MIDISink> sink = _sink.lock();
 
-	const TimeStamp cycle_end_frames = time.start_ticks() + time.length_ticks();
-	const TimeStamp cycle_end = time.ticks_to_beats(cycle_end_frames);
+	const TimeStamp cycle_end_frames = context.time().start_ticks() + context.time().length_ticks();
+	const TimeStamp cycle_end = context.time().ticks_to_beats(cycle_end_frames);
 
 	assert(_is_activated);
 
@@ -329,11 +327,11 @@ Machine::run(const Raul::TimeSlice& time, SharedPtr<UpdateBuffer> updates)
 					write_set(updates,
 					          (*n)->id(),
 					          URIs::instance().machina_active,
-					          _forge.make(false));
+					          context.forge().make(false));
 				}
 
 				if ((*n)->is_initial()) {
-					if (enter_node(sink, (*n), updates))
+					if (enter_node(context, sink, (*n), updates))
 						entered = true;
 				}
 			}
@@ -357,10 +355,10 @@ Machine::run(const Raul::TimeSlice& time, SharedPtr<UpdateBuffer> updates)
 			_is_finished = true;
 			break;
 
-		} else if (time.beats_to_ticks(earliest->exit_time()) < cycle_end_frames) {
+		} else if (context.time().beats_to_ticks(earliest->exit_time()) < cycle_end_frames) {
 			// Earliest active state ends this cycle
 			_time = earliest->exit_time();
-			exit_node(sink, earliest, updates);
+			exit_node(context, sink, earliest, updates);
 
 		} else {
 			// Earliest active state ends in the future, done this cycle
@@ -370,7 +368,8 @@ Machine::run(const Raul::TimeSlice& time, SharedPtr<UpdateBuffer> updates)
 
 	}
 
-	return time.beats_to_ticks(_time).ticks() - time.start_ticks().ticks();
+	return context.time().beats_to_ticks(_time).ticks()
+		- context.time().start_ticks().ticks();
 }
 
 /** Push a node onto the learn stack.
-- 
cgit v1.2.1