summaryrefslogtreecommitdiff
path: root/libs/ardour/engine_slave.cc
diff options
context:
space:
mode:
authorPaul Davis <paul@linuxaudiosystems.com>2013-09-19 17:34:23 -0400
committerPaul Davis <paul@linuxaudiosystems.com>2013-09-19 17:34:23 -0400
commit960a47330a5d3e534e6275f42efc07585a2075e1 (patch)
tree7613700c9c2e942e55613de0470e01d503efb69a /libs/ardour/engine_slave.cc
parentd2ca0665bf63188b2004338d5238122f3714b89a (diff)
switch from JACK_Slave to Engine_Slave
Diffstat (limited to 'libs/ardour/engine_slave.cc')
-rw-r--r--libs/ardour/engine_slave.cc79
1 files changed, 79 insertions, 0 deletions
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;
+}