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-rw-r--r--src/engine/DuplexPort.cpp108
1 files changed, 108 insertions, 0 deletions
diff --git a/src/engine/DuplexPort.cpp b/src/engine/DuplexPort.cpp
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+++ b/src/engine/DuplexPort.cpp
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+/* This file is part of Ingen.
+ * Copyright (C) 2007 Dave Robillard <http://drobilla.net>
+ *
+ * Ingen 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.
+ *
+ * Ingen 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 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.,
+ * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <iostream>
+#include <cstdlib>
+#include <cassert>
+#include "util.hpp"
+#include "DuplexPort.hpp"
+#include "ConnectionImpl.hpp"
+#include "OutputPort.hpp"
+#include "NodeImpl.hpp"
+#include "ProcessContext.hpp"
+#include "EventBuffer.hpp"
+
+using namespace std;
+
+namespace Ingen {
+
+
+DuplexPort::DuplexPort(NodeImpl* parent, const string& name, uint32_t index, uint32_t poly, DataType type, const Atom& value, size_t buffer_size, bool is_output)
+ : PortImpl(parent, name, index, poly, type, value, buffer_size)
+ , InputPort(parent, name, index, poly, type, value, buffer_size)
+ , OutputPort(parent, name, index, poly, type, value, buffer_size)
+ , _is_output(is_output)
+{
+ assert(PortImpl::_parent == parent);
+}
+
+
+void
+DuplexPort::pre_process(ProcessContext& context)
+{
+ // <BrainHurt>
+
+ /*cerr << endl << "{ duplex pre" << endl;
+ cerr << path() << " duplex pre: fixed buffers: " << fixed_buffers() << endl;
+ cerr << path() << " duplex pre: buffer: " << buffer(0) << endl;
+ cerr << path() << " duplex pre: is_output: " << _is_output << " { " << endl;*/
+
+ /*if (type() == DataType::EVENT)
+ for (uint32_t i=0; i < _poly; ++i)
+ cerr << path() << " (" << buffer(i) << ") # events: "
+ << ((EventBuffer*)buffer(i))->event_count()
+ << ", joined: " << _buffers->at(i)->is_joined() << endl;*/
+
+ if (_is_output) {
+
+ for (uint32_t i=0; i < _poly; ++i)
+ if (!_buffers->at(i)->is_joined())
+ _buffers->at(i)->prepare_write(context.start(), context.nframes());
+
+ } else {
+
+ for (uint32_t i=0; i < _poly; ++i)
+ _buffers->at(i)->prepare_read(context.start(), context.nframes());
+
+ broadcast(context);
+ }
+
+ //cerr << "} duplex pre " << path() << endl;
+
+ // </BrainHurt>
+}
+
+
+void
+DuplexPort::post_process(ProcessContext& context)
+{
+ // <BrainHurt>
+
+ /*cerr << endl << "{ duplex post" << endl;
+ cerr << path() << " duplex post: fixed buffers: " << fixed_buffers() << endl;
+ cerr << path() << " duplex post: buffer: " << buffer(0) << endl;
+ cerr << path() << " duplex post: is_output: " << _is_output << " { " << endl;
+
+ if (type() == DataType::EVENT)
+ for (uint32_t i=0; i < _poly; ++i)
+ cerr << path() << " (" << buffer(i) << ") # events: "
+ << ((EventBuffer*)buffer(i))->event_count()
+ << ", joined: " << _buffers->at(i)->is_joined() << endl;*/
+
+ if (_is_output) {
+ InputPort::pre_process(context); // Mix down inputs
+ broadcast(context);
+ }
+
+ //cerr << "} duplex post " << path() << endl;
+
+ // </BrainHurt>
+}
+
+
+} // namespace Ingen
+