diff options
Diffstat (limited to 'src/engine/DuplexPort.cpp')
-rw-r--r-- | src/engine/DuplexPort.cpp | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/src/engine/DuplexPort.cpp b/src/engine/DuplexPort.cpp new file mode 100644 index 00000000..31bfbe09 --- /dev/null +++ b/src/engine/DuplexPort.cpp @@ -0,0 +1,108 @@ +/* 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 + |