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Remove unused buffers and associated support code from

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InternalReturn.


git-svn-id: svn://localhost/ardour2/branches/3.0@10942 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Carl Hetherington 2011-12-08 14:14:21 +00:00
parent 32c1c8a1c7
commit 26366a4062
3 changed files with 2 additions and 55 deletions
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13
libs/ardour/ardour/internal_return.h
View file

@ -34,27 +34,18 @@ class InternalReturn : public Return
public:
InternalReturn (Session&);
XMLNode& state(bool full);
XMLNode& get_state(void);
int set_state(const XMLNode&, int version);
XMLNode& state (bool full);
XMLNode& get_state ();
void run (BufferSet& bufs, framepos_t start_frame, framepos_t end_frame, pframes_t nframes, bool);
bool configure_io (ChanCount in, ChanCount out);
bool can_support_io_configuration (const ChanCount& in, ChanCount& out) const;
int set_block_size (pframes_t);
void add_send (InternalSend *);
void remove_send (InternalSend *);
static PBD::Signal1<void, pframes_t> CycleStart;
private:
BufferSet buffers;
/** sends that we are receiving data from */
std::list<InternalSend*> _sends;
void allocate_buffers (pframes_t);
void cycle_start (pframes_t);
};
} // namespace ARDOUR

1
libs/ardour/audioengine.cc
View file

@ -492,7 +492,6 @@ AudioEngine::process_callback (pframes_t nframes)
Delivery::CycleStart (nframes);
Port::set_global_port_buffer_offset (0);
Port::set_cycle_framecnt (nframes);
InternalReturn::CycleStart (nframes);
/* tell all Ports that we're starting a new cycle */

43
libs/ardour/internal_return.cc
View file

@ -30,12 +30,9 @@
using namespace std;
using namespace ARDOUR;
PBD::Signal1<void, pframes_t> InternalReturn::CycleStart;
InternalReturn::InternalReturn (Session& s)
: Return (s, true)
{
CycleStart.connect_same_thread (*this, boost::bind (&InternalReturn::cycle_start, this, _1));
_display_to_user = false;
}
@ -57,28 +54,6 @@ InternalReturn::run (BufferSet& bufs, framepos_t /*start_frame*/, framepos_t /*e
_active = _pending_active;
}
bool
InternalReturn::configure_io (ChanCount in, ChanCount out)
{
IOProcessor::configure_io (in, out);
allocate_buffers (_session.engine().frames_per_cycle());
return true;
}
int
InternalReturn::set_block_size (pframes_t nframes)
{
allocate_buffers (nframes);
return 0;
}
void
InternalReturn::allocate_buffers (pframes_t nframes)
{
buffers.ensure_buffers (_configured_input, nframes);
buffers.set_count (_configured_input);
}
void
InternalReturn::add_send (InternalSend* send)
{
@ -93,16 +68,6 @@ InternalReturn::remove_send (InternalSend* send)
_sends.remove (send);
}
void
InternalReturn::cycle_start (pframes_t nframes)
{
/* called from process cycle - no lock necessary */
if (!_sends.empty ()) {
/* don't bother with this if nobody is going to feed us anything */
buffers.silence (nframes, 0);
}
}
XMLNode&
InternalReturn::state (bool full)
{
@ -118,17 +83,9 @@ InternalReturn::get_state()
return state (true);
}
int
InternalReturn::set_state (const XMLNode& node, int version)
{
return Return::set_state (node, version);
}
bool
InternalReturn::can_support_io_configuration (const ChanCount& in, ChanCount& out) const
{
out = in;
return true;
}