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66a8776f98
previously, as soon as the Send is disabled, it would short-circuit ::run(), preventing the fade to zero to take effect. Now, the send will run until the effective gain reaches zero, and the return will collect data from it until it is fully deactivated.
103 lines
2.7 KiB
C++
103 lines
2.7 KiB
C++
/*
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* Copyright (C) 2009-2012 Carl Hetherington <carl@carlh.net>
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* Copyright (C) 2009-2012 David Robillard <d@drobilla.net>
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* Copyright (C) 2009-2017 Paul Davis <paul@linuxaudiosystems.com>
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* Copyright (C) 2013-2017 Robin Gareus <robin@gareus.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <glibmm/threads.h>
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#include "ardour/internal_return.h"
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#include "ardour/internal_send.h"
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#include "ardour/route.h"
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using namespace std;
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using namespace ARDOUR;
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InternalReturn::InternalReturn (Session& s, Temporal::TimeDomainProvider const & tdp, std::string const& name)
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: Processor (s, name, tdp)
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{
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_display_to_user = false;
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}
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void
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InternalReturn::run (BufferSet& bufs, samplepos_t /*start_sample*/, samplepos_t /*end_sample*/, double /*speed*/, pframes_t nframes, bool)
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{
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if (!check_active()) {
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return;
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}
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Glib::Threads::Mutex::Lock lm (_sends_mutex, Glib::Threads::TRY_LOCK);
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if (!lm.locked ()) {
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return;
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}
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for (auto & send : _sends) {
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if ((send->active() || send->actually_active()) && (!send->source_route() || send->source_route()->active())) {
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bufs.merge_from (send->get_buffers(), nframes);
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}
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}
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}
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void
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InternalReturn::add_send (InternalSend* send)
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{
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Glib::Threads::Mutex::Lock lm (_sends_mutex);
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_sends.push_back (send);
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}
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void
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InternalReturn::remove_send (InternalSend* send)
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{
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Glib::Threads::Mutex::Lock lm (_sends_mutex);
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_sends.remove (send);
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}
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void
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InternalReturn::set_playback_offset (samplecnt_t cnt)
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{
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Processor::set_playback_offset (cnt);
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Glib::Threads::Mutex::Lock lm (_sends_mutex); // TODO reader lock
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for (list<InternalSend*>::iterator i = _sends.begin(); i != _sends.end(); ++i) {
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(*i)->set_delay_out (cnt);
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}
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}
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XMLNode&
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InternalReturn::state () const
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{
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XMLNode& node (Processor::state ());
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/* override type */
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node.set_property("type", "intreturn");
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return node;
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}
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bool
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InternalReturn::can_support_io_configuration (const ChanCount& in, ChanCount& out)
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{
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out = in;
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return true;
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}
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bool
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InternalReturn::configure_io (ChanCount in, ChanCount out)
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{
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Processor::configure_io (in, out);
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return true;
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}
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