From 960a47330a5d3e534e6275f42efc07585a2075e1 Mon Sep 17 00:00:00 2001
From: Paul Davis <paul@linuxaudiosystems.com>
Date: Thu, 19 Sep 2013 17:34:23 -0400
Subject: switch from JACK_Slave to Engine_Slave

---
 libs/ardour/engine_slave.cc | 79 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 79 insertions(+)
 create mode 100644 libs/ardour/engine_slave.cc

(limited to 'libs/ardour/engine_slave.cc')

diff --git a/libs/ardour/engine_slave.cc b/libs/ardour/engine_slave.cc
new file mode 100644
index 0000000000..eb55c9ba54
--- /dev/null
+++ b/libs/ardour/engine_slave.cc
@@ -0,0 +1,79 @@
+/*
+    Copyright (C) 2004 Paul Davis
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#include <iostream>
+#include <cerrno>
+
+#include "ardour/audioengine.h"
+#include "ardour/slave.h"
+
+using namespace std;
+using namespace ARDOUR;
+
+Engine_Slave::Engine_Slave (AudioEngine& e)
+	: engine (e)
+{
+	double x;
+	framepos_t p;
+	/* call this to initialize things */
+	speed_and_position (x, p);
+}
+
+Engine_Slave::~Engine_Slave ()
+{
+}
+
+bool
+Engine_Slave::locked() const
+{
+	return true;
+}
+
+bool
+Engine_Slave::ok() const
+{
+	return true;
+}
+
+bool
+Engine_Slave::speed_and_position (double& sp, framepos_t& position)
+{
+	switch (engine.transport_state()) {
+	case TransportStopped:
+		speed = 0;
+		_starting = false;
+		break;
+	case TransportRolling:
+		speed = 1.0;
+		_starting = false;
+		break;
+	case TransportLooping:
+		speed = 1.0;
+		_starting = false;
+		break;
+	case TransportStarting:
+		_starting = true;
+		// don't adjust speed here, just leave it as it was
+		break;
+	}
+
+	sp = speed;
+	position = engine.transport_frame();
+	return true;
+}
-- 
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