2 Copyright (C) 2010 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 #include "ardour/audioengine.h"
22 #include "ardour/buffer.h"
23 #include "ardour/buffer_manager.h"
24 #include "ardour/buffer_set.h"
25 #include "ardour/process_thread.h"
26 #include "ardour/thread_buffers.h"
28 using namespace ARDOUR;
32 Private<ThreadBuffers>* ProcessThread::_private_thread_buffers = 0;
35 release_thread_buffer (void* arg)
37 BufferManager::put_thread_buffers ((ThreadBuffers*) arg);
41 ProcessThread::init ()
43 _private_thread_buffers = new Private<ThreadBuffers> (release_thread_buffer);
46 ProcessThread::ProcessThread ()
51 ProcessThread::~ProcessThread ()
56 ProcessThread::get_buffers ()
58 ThreadBuffers* tb = BufferManager::get_thread_buffers ();
61 _private_thread_buffers->set (tb);
65 ProcessThread::drop_buffers ()
67 ThreadBuffers* tb = _private_thread_buffers->get();
69 BufferManager::put_thread_buffers (tb);
70 _private_thread_buffers->set (0);
74 ProcessThread::get_silent_buffers (ChanCount count)
76 ThreadBuffers* tb = _private_thread_buffers->get();
79 BufferSet* sb = tb->silent_buffers;
82 assert(sb->available() >= count);
85 for (DataType::iterator t = DataType::begin(); t != DataType::end(); ++t) {
86 for (size_t i= 0; i < count.get(*t); ++i) {
87 sb->get(*t, i).clear();
95 ProcessThread::get_scratch_buffers (ChanCount count)
97 ThreadBuffers* tb = _private_thread_buffers->get();
100 BufferSet* sb = tb->scratch_buffers;
103 if (count != ChanCount::ZERO) {
104 assert(sb->available() >= count);
105 sb->set_count (count);
107 sb->set_count (sb->available());
114 ProcessThread::get_mix_buffers (ChanCount count)
116 ThreadBuffers* tb = _private_thread_buffers->get();
119 BufferSet* mb = tb->mix_buffers;
122 assert (mb->available() >= count);
123 mb->set_count(count);
128 ProcessThread::gain_automation_buffer()
130 ThreadBuffers* tb = _private_thread_buffers->get();
133 gain_t *g = tb->gain_automation_buffer;
139 ProcessThread::pan_automation_buffer()
141 ThreadBuffers* tb = _private_thread_buffers->get();
144 pan_t** p = tb->pan_automation_buffer;