David Robillard
a473d630eb
git-svn-id: svn://localhost/ardour2/branches/3.0@9654 d708f5d6-7413-0410-9779-e7cbd77b26cf
148 lines
3.3 KiB
C++
148 lines
3.3 KiB
C++
/*
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Copyright (C) 2010 Paul Davis
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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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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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <iostream>
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#include "ardour/audioengine.h"
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#include "ardour/buffer.h"
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#include "ardour/buffer_manager.h"
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#include "ardour/buffer_set.h"
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#include "ardour/process_thread.h"
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#include "ardour/thread_buffers.h"
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using namespace ARDOUR;
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using namespace Glib;
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using namespace std;
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Private<ThreadBuffers>* ProcessThread::_private_thread_buffers = 0;
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static void
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release_thread_buffer (void* arg)
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{
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BufferManager::put_thread_buffers ((ThreadBuffers*) arg);
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}
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void
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ProcessThread::init ()
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{
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_private_thread_buffers = new Private<ThreadBuffers> (release_thread_buffer);
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}
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ProcessThread::ProcessThread ()
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: _thread (0)
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{
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}
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ProcessThread::~ProcessThread ()
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{
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}
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void
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ProcessThread::get_buffers ()
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{
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ThreadBuffers* tb = BufferManager::get_thread_buffers ();
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assert (tb);
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_private_thread_buffers->set (tb);
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}
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void
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ProcessThread::drop_buffers ()
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{
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ThreadBuffers* tb = _private_thread_buffers->get();
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assert (tb);
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BufferManager::put_thread_buffers (tb);
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_private_thread_buffers->set (0);
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}
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BufferSet&
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ProcessThread::get_silent_buffers (ChanCount count)
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{
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ThreadBuffers* tb = _private_thread_buffers->get();
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assert (tb);
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BufferSet* sb = tb->silent_buffers;
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assert (sb);
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assert(sb->available() >= count);
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sb->set_count(count);
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for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
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for (size_t i= 0; i < count.get(*t); ++i) {
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sb->get(*t, i).clear();
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}
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}
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return *sb;
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}
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BufferSet&
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ProcessThread::get_scratch_buffers (ChanCount count)
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{
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ThreadBuffers* tb = _private_thread_buffers->get();
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assert (tb);
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BufferSet* sb = tb->scratch_buffers;
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assert (sb);
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if (count != ChanCount::ZERO) {
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assert(sb->available() >= count);
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sb->set_count (count);
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} else {
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sb->set_count (sb->available());
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}
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return *sb;
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}
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BufferSet&
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ProcessThread::get_mix_buffers (ChanCount count)
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{
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ThreadBuffers* tb = _private_thread_buffers->get();
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assert (tb);
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BufferSet* mb = tb->mix_buffers;
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assert (mb);
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assert (mb->available() >= count);
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mb->set_count(count);
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return *mb;
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}
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gain_t*
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ProcessThread::gain_automation_buffer()
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{
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ThreadBuffers* tb = _private_thread_buffers->get();
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assert (tb);
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gain_t *g = tb->gain_automation_buffer;
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assert (g);
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return g;
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}
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pan_t**
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ProcessThread::pan_automation_buffer()
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{
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ThreadBuffers* tb = _private_thread_buffers->get();
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assert (tb);
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pan_t** p = tb->pan_automation_buffer;
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assert (p);
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return p;
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}
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