From 138a87e915ad3aff184730415105f94c874174bf Mon Sep 17 00:00:00 2001 From: David Robillard Date: Wed, 20 Apr 2011 16:26:40 +0000 Subject: Rename Ingen::Engine to Ingen::Server (hopefully avoid odd name clases and fix #675). git-svn-id: http://svn.drobilla.net/lad/trunk/ingen@3184 a436a847-0d15-0410-975c-d299462d15a1 --- src/server/events/Connect.cpp | 204 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 204 insertions(+) create mode 100644 src/server/events/Connect.cpp (limited to 'src/server/events/Connect.cpp') diff --git a/src/server/events/Connect.cpp b/src/server/events/Connect.cpp new file mode 100644 index 00000000..e0f09a3d --- /dev/null +++ b/src/server/events/Connect.cpp @@ -0,0 +1,204 @@ +/* This file is part of Ingen. + * Copyright 2007-2011 David Robillard + * + * 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 +#include +#include "raul/Maid.hpp" +#include "raul/Path.hpp" +#include "ClientBroadcaster.hpp" +#include "Connect.hpp" +#include "ConnectionImpl.hpp" +#include "DuplexPort.hpp" +#include "Engine.hpp" +#include "EngineStore.hpp" +#include "InputPort.hpp" +#include "OutputPort.hpp" +#include "PatchImpl.hpp" +#include "PortImpl.hpp" +#include "ProcessContext.hpp" +#include "Request.hpp" +#include "types.hpp" + +using namespace std; +using namespace Raul; + +namespace Ingen { +namespace Server { +namespace Events { + +Connect::Connect(Engine& engine, SharedPtr request, SampleCount timestamp, const Path& src_port_path, const Path& dst_port_path) + : QueuedEvent(engine, request, timestamp) + , _src_port_path(src_port_path) + , _dst_port_path(dst_port_path) + , _patch(NULL) + , _src_output_port(NULL) + , _dst_input_port(NULL) + , _compiled_patch(NULL) + , _port_listnode(NULL) + , _buffers(NULL) +{ +} + +void +Connect::pre_process() +{ + PortImpl* src_port = _engine.engine_store()->find_port(_src_port_path); + PortImpl* dst_port = _engine.engine_store()->find_port(_dst_port_path); + if (!src_port || !dst_port) { + _error = PORT_NOT_FOUND; + QueuedEvent::pre_process(); + return; + } + + _dst_input_port = dynamic_cast(dst_port); + _src_output_port = dynamic_cast(src_port); + if (!_dst_input_port || !_src_output_port) { + _error = DIRECTION_MISMATCH; + QueuedEvent::pre_process(); + return; + } + + NodeImpl* const src_node = src_port->parent_node(); + NodeImpl* const dst_node = dst_port->parent_node(); + if (!src_node || !dst_node) { + _error = PARENTS_NOT_FOUND; + QueuedEvent::pre_process(); + return; + } + + if (src_node->parent() != dst_node->parent() + && src_node != dst_node->parent() + && src_node->parent() != dst_node) { + _error = PARENT_PATCH_DIFFERENT; + QueuedEvent::pre_process(); + return; + } + + if (!ConnectionImpl::can_connect(_src_output_port, _dst_input_port)) { + _error = TYPE_MISMATCH; + QueuedEvent::pre_process(); + return; + } + + // Connection to a patch port from inside the patch + if (src_node->parent_patch() != dst_node->parent_patch()) { + assert(src_node->parent() == dst_node || dst_node->parent() == src_node); + if (src_node->parent() == dst_node) + _patch = dynamic_cast(dst_node); + else + _patch = dynamic_cast(src_node); + + // Connection from a patch input to a patch output (pass through) + } else if (src_node == dst_node && dynamic_cast(src_node)) { + _patch = dynamic_cast(src_node); + + // Normal connection between nodes with the same parent + } else { + _patch = src_node->parent_patch(); + } + + if (_patch->has_connection(_src_output_port, _dst_input_port)) { + _error = ALREADY_CONNECTED; + QueuedEvent::pre_process(); + return; + } + + _connection = SharedPtr( + new ConnectionImpl(*_engine.buffer_factory(), _src_output_port, _dst_input_port)); + + _port_listnode = new InputPort::Connections::Node(_connection); + + // Need to be careful about patch port connections here and adding a node's + // parent as a dependant/provider, or adding a patch as it's own provider... + if (src_node != dst_node && src_node->parent() == dst_node->parent()) { + dst_node->providers()->push_back(new Raul::List::Node(src_node)); + src_node->dependants()->push_back(new Raul::List::Node(dst_node)); + } + + _patch->add_connection(_connection); + _dst_input_port->increment_num_connections(); + + /*if ((_dst_input_port->num_connections() == 1 + && (_connection->must_mix() || _connection->must_queue())) + || _dst_input_port->num_connections() == 2) {*/ + _buffers = new Raul::Array(_dst_input_port->poly()); + _dst_input_port->get_buffers(*_engine.buffer_factory(), + _buffers, _dst_input_port->poly()); + //} + + if (_patch->enabled()) + _compiled_patch = _patch->compile(); + + QueuedEvent::pre_process(); +} + +void +Connect::execute(ProcessContext& context) +{ + QueuedEvent::execute(context); + + if (_error == NO_ERROR) { + // This must be inserted here, since they're actually used by the audio thread + _dst_input_port->add_connection(_port_listnode); + assert(_buffers); + //if (_buffers) + _engine.maid()->push(_dst_input_port->set_buffers(_buffers)); + //else + // _dst_input_port->setup_buffers(*_engine.buffer_factory(), _dst_input_port->poly()); + _dst_input_port->connect_buffers(); + _engine.maid()->push(_patch->compiled_patch()); + _patch->compiled_patch(_compiled_patch); + } +} + +void +Connect::post_process() +{ + std::ostringstream ss; + if (_error == NO_ERROR) { + _request->respond_ok(); + _engine.broadcaster()->connect(_src_port_path, _dst_port_path); + return; + } + + ss << boost::format("Unable to make connection %1% -> %2% (") + % _src_port_path.chop_scheme() % _dst_port_path.chop_scheme(); + + switch (_error) { + case PARENT_PATCH_DIFFERENT: + ss << "Ports have mismatched parents"; break; + case PORT_NOT_FOUND: + ss << "Port not found"; break; + case TYPE_MISMATCH: + ss << "Type mismatch"; break; + case DIRECTION_MISMATCH: + ss << "Direction mismatch"; break; + case ALREADY_CONNECTED: + ss << "Already connected"; break; + case PARENTS_NOT_FOUND: + ss << "Parents not found"; break; + default: + ss << "Unknown error"; + } + ss << ")"; + _request->respond_error(ss.str()); +} + +} // namespace Server +} // namespace Ingen +} // namespace Events + -- cgit v1.2.1