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Diffstat (limited to 'src/libs/engine/Port.cpp')
| -rw-r--r-- | src/libs/engine/Port.cpp | 174 |
1 files changed, 0 insertions, 174 deletions
diff --git a/src/libs/engine/Port.cpp b/src/libs/engine/Port.cpp deleted file mode 100644 index 2e0c362e..00000000 --- a/src/libs/engine/Port.cpp +++ /dev/null @@ -1,174 +0,0 @@ -/* 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 <raul/Array.hpp> -#include <raul/Maid.hpp> -#include "Port.hpp" -#include "NodeImpl.hpp" -#include "DataType.hpp" -#include "AudioBuffer.hpp" -#include "MidiBuffer.hpp" -#include "BufferFactory.hpp" -#include "ProcessContext.hpp" -#include "SendPortActivityEvent.hpp" - -using namespace std; - -namespace Ingen { - - -// FIXME: Make these actually URIs.. -const char* const DataType::type_uris[4] = { "UNKNOWN", "FLOAT", "MIDI", "OSC" }; - - -Port::Port(NodeImpl* const node, const string& name, uint32_t index, uint32_t poly, DataType type, size_t buffer_size) - : GraphObjectImpl(node, name, true) - , _index(index) - , _poly(poly) - , _buffer_size(buffer_size) - , _type(type) - , _fixed_buffers(false) - , _broadcast(false) - , _last_broadcasted_value(0.0f) // default? - , _buffers(new Raul::Array<Buffer*>(poly)) -{ - assert(node != NULL); - assert(_poly > 0); - - allocate_buffers(); - clear_buffers(); - - if (node->parent() == NULL) - _polyphonic = false; - - if (type == DataType::MIDI) - _broadcast = true; // send activity blips - - assert(_buffers->size() > 0); -} - - -Port::~Port() -{ - for (uint32_t i=0; i < _poly; ++i) - delete _buffers->at(i); - - delete _buffers; -} - - -bool -Port::prepare_poly(uint32_t poly) -{ - if (!_polyphonic || !_parent->polyphonic()) - return true; - - /* FIXME: poly never goes down, harsh on memory.. */ - if (poly > _poly) { - _prepared_buffers = new Raul::Array<Buffer*>(poly, *_buffers); - for (uint32_t i = _poly; i < _prepared_buffers->size(); ++i) - _prepared_buffers->at(i) = BufferFactory::create(_type, _buffer_size); - } - - return true; -} - - -bool -Port::apply_poly(Raul::Maid& maid, uint32_t poly) -{ - if (!_polyphonic || !_parent->polyphonic()) - return true; - - assert(poly <= _prepared_buffers->size()); - - // Apply a new set of buffers from a preceding call to prepare_poly - if (_prepared_buffers && _buffers != _prepared_buffers) { - maid.push(_buffers); - _buffers = _prepared_buffers; - } - - _poly = poly; - - connect_buffers(); - - return true; -} - - -void -Port::allocate_buffers() -{ - _buffers->alloc(_poly); - - for (uint32_t i=0; i < _poly; ++i) - _buffers->at(i) = BufferFactory::create(_type, _buffer_size); -} - - -void -Port::set_buffer_size(size_t size) -{ - _buffer_size = size; - - for (uint32_t i=0; i < _poly; ++i) - _buffers->at(i)->resize(size); - - connect_buffers(); -} - - -void -Port::connect_buffers() -{ - for (uint32_t i=0; i < _poly; ++i) - Port::parent_node()->set_port_buffer(i, _index, _buffers->at(i)); -} - - -void -Port::clear_buffers() -{ - for (uint32_t i=0; i < _poly; ++i) - _buffers->at(i)->clear(); -} - - -void -Port::broadcast(ProcessContext& context) -{ - if (_broadcast) { - if (_type == DataType::FLOAT && _buffer_size == 1) { - const Sample value = ((AudioBuffer*)(*_buffers)[0])->value_at(0); - if (value != _last_broadcasted_value) { - const SendPortValueEvent ev(context.engine(), context.start(), this, false, 0, value); - context.event_sink().write(sizeof(ev), &ev); - _last_broadcasted_value = value; - } - } else if (_type == DataType::MIDI) { - if (((MidiBuffer*)(*_buffers)[0])->event_count() > 0) { - const SendPortActivityEvent ev(context.engine(), context.start(), this); - context.event_sink().write(sizeof(ev), &ev); - } - } - } -} - - - -} // namespace Ingen |