diff options
author | Paul Davis <paul@linuxaudiosystems.com> | 2013-09-19 17:34:23 -0400 |
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committer | Paul Davis <paul@linuxaudiosystems.com> | 2013-09-19 17:34:23 -0400 |
commit | 960a47330a5d3e534e6275f42efc07585a2075e1 (patch) | |
tree | 7613700c9c2e942e55613de0470e01d503efb69a /libs/ardour/engine_slave.cc | |
parent | d2ca0665bf63188b2004338d5238122f3714b89a (diff) |
switch from JACK_Slave to Engine_Slave
Diffstat (limited to 'libs/ardour/engine_slave.cc')
-rw-r--r-- | libs/ardour/engine_slave.cc | 79 |
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; +} |